{"id":265,"date":"2026-03-18T15:34:17","date_gmt":"2026-03-18T07:34:17","guid":{"rendered":"http:\/\/yanjingzhi.xyz\/blog\/?p=265"},"modified":"2026-03-18T15:34:17","modified_gmt":"2026-03-18T07:34:17","slug":"%e5%93%88%e5%8b%83%e5%b8%b8%e6%95%b0-h%e2%82%80%e7%9a%84%e8%af%b8%e5%a4%9a%e6%95%85%e4%ba%8b%ef%bc%88%e7%ac%ac%e4%ba%8c%e7%ab%a0%ef%bc%9a%e7%9b%b4%e6%8e%a5%e8%b7%9d%e7%a6%bb%e9%98%b6%e6%a2%af%ef%bc%89","status":"publish","type":"post","link":"http:\/\/yanjingzhi.xyz\/blog\/?p=265","title":{"rendered":"\u54c8\u52c3\u5e38\u6570 H\u2080\u7684\u8bf8\u591a\u6545\u4e8b\uff08\u7b2c\u4e8c\u7ae0\uff1a\u76f4\u63a5\u8ddd\u79bb\u9636\u68af\uff09"},"content":{"rendered":"\n

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Kamionkowski & Riess\uff082023\uff09\u3001Di Valentino \u7b49\u4eba\uff082021b\u30012021c\uff09\u4ee5\u53ca Freedman & Madore\uff082023\uff09\u4ece\u4e92\u8865\u89c6\u89d2\u5c55\u5f00\u7814\u7a76\u3002\u7b2c\u4e00\u9879\u7814\u7a76\u805a\u7126\u4e00\u79cd\u6781\u5177\u6f5c\u529b\u7684\u7279\u5b9a\u7406\u8bba\u89e3\u51b3\u65b9\u6848\uff0c\u5373\u5bf9\u6807\u51c6\u5b87\u5b99\u5b66\u6a21\u578b\u8fdb\u884c\u4fee\u6b63\uff1b\u7b2c\u4e8c\u3001\u4e09\u9879\u7814\u7a76\u8be6\u7ec6\u9610\u8ff0\u4e86\u63a2\u5bfb\u89e3\u51b3\u65b9\u6848\u7684\u7406\u8bba\u5de5\u4f5c\uff1b\u7b2c\u56db\u9879\u5219\u662f\u5bf9\u5c40\u57df\u54c8\u52c3\u5e38\u6570\u6d4b\u5b9a\u5de5\u4f5c\u7684\u5386\u53f2\u6027\u8bc4\u8ff0\u4e0e\u6279\u5224\u6027\u5206\u6790\u3002\u56e0\u6b64\uff0c\u672c\u7efc\u8ff0\u4e0d\u6df1\u5165\u63a2\u8ba8\u89e3\u51b3\u54c8\u52c3\u5f20\u529b\u6240\u9700\u7684\u5b87\u5b99\u5b66\u6a21\u578b\uff08\u6216\u7269\u7406\u89c4\u5f8b\uff09\u5177\u4f53\u4fee\u6b63\u65b9\u6848\uff0c\u800c\u662f\u68b3\u7406\u5f53\u524d\u89c2\u6d4b\u4e3a\u7406\u8bba\u6c42\u89e3\u4e4b\u8def\u5212\u5b9a\u7684\u7ea6\u675f\u8fb9\u754c<\/strong>\uff08\u89c1 5.3 \u8282\uff09\u3002\u4efb\u4f55\u65e8\u5728\u89e3\u51b3\u54c8\u52c3\u5f20\u529b\u7684\u5b87\u5b99\u5b66\u6a21\u578b\u4fee\u6b63\u65b9\u6848\u6216\u65b0\u7269\u7406\u5047\u8bf4\uff0c\u90fd\u5fc5\u987b\u5728\u5df2\u62a5\u9053\u7684\u4e0d\u786e\u5b9a\u5ea6\u8303\u56f4\u5185\uff0c\u5951\u5408\u6240\u6709\u73b0\u6709\u89c2\u6d4b\u7ed3\u679c\uff0c\u5e76\u9075\u5faa\u672c\u6587\u8ba8\u8bba\u7684\u76f8\u5173\u6ce8\u610f\u4e8b\u9879\u3002<\/p>\n\n\n\n

2. \u76f4\u63a5\u5b87\u5b99\u8ddd\u79bb\u9636\u68af<\/h2>\n\n\n\n

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2.1 \u6784\u5efa\u6807\u51c6\u76f4\u63a5\u8ddd\u79bb\u9636\u68af<\/h3>\n\n\n\n

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2.1.1 \u9636\u68af\u7b2c\u4e00\u7ea7\uff1a\u9020\u7236\u53d8\u661f<\/h4>\n\n\n\n

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    \n
  1. \u94f6\u6cb3\u7cfb 83 \u9897\u9020\u7236\u53d8\u661f<\/strong>\uff08Riess \u7b49\u4eba 2018b\u30012021\uff09\uff1a\u501f\u52a9\u54c8\u52c3\u671b\u8fdc\u955c WFC3 \u76f8\u673a\uff088 \u9897\uff09\u4e0e\u76d6\u4e9a\u536b\u661f EDR3 \u6570\u636e\uff0875 \u9897\uff09\u7684\u89c6\u5dee\u6d4b\u91cf\uff0c\u6d4b\u8ddd\u7cbe\u5ea6\u7ea6 1%\u3002<\/li>\n\n\n\n
  2. NGC 4258 \u661f\u7cfb 669 \u9897\u9020\u7236\u53d8\u661f<\/strong>\uff08Reid \u7b49\u4eba 2019\uff0cYuan \u7b49\u4eba 2022b\uff09\uff1a\u4f9d\u6258\u7ed5\u661f\u7cfb\u4e2d\u5fc3\u9ed1\u6d1e\u8fd0\u52a8\u7684\u6c34\u8109\u6cfd<\/strong>\u7cbe\u51c6\u6d4b\u8ddd\u3002\u8109\u6cfd\u8f90\u5c04\u9891\u7387\u56fa\u5b9a\uff0c\u591a\u666e\u52d2\u9891\u79fb\u53ef\u7cbe\u786e\u6d4b\u5b9a\u5176\u8fd0\u52a8\u72b6\u6001\uff1b\u7ed3\u5408\u8fdc\u79bb\u4e2d\u5fc3\u7684\u8109\u6cfd\u6d4b\u5b9a\u5438\u79ef\u76d8\u901f\u5ea6\u4e0e\u89d2\u5c3a\u5ea6\u3001\u9760\u8fd1\u4e2d\u5fc3\u7684\u8109\u6cfd\u6d4b\u5b9a\u901f\u5ea6\u6f02\u79fb\uff08\u5411\u5fc3\u52a0\u901f\u5ea6\uff09\uff0c\u53ef\u7b97\u51fa\u5f00\u666e\u52d2\u8f68\u9053\u7126\u70b9\u7684\u8ddd\u79bb\u3002\u751a\u957f\u57fa\u7ebf\u5e72\u6d89\u6d4b\u91cf\uff08VLBI\uff09\u4f7f\u8be5\u8ddd\u79bb\u6d4b\u91cf\u7cbe\u5ea6\u8fbe 1.3%\uff0c\u5bf9\u5e94\u5b87\u5b99\u5b66\u8ddd\u79bb\u7ea6 7.6 \u767e\u4e07\u79d2\u5dee\u8ddd\uff08Mpc\uff09\u3002<\/li>\n\n\n\n
  3. \u5927\u9ea6\u54f2\u4f26\u4e91 70 \u9897\u9020\u7236\u53d8\u661f<\/strong>\uff1a\u901a\u8fc7\u98df\u53cc\u661f\u7cfb\u7edf<\/strong>\u6d4b\u8ddd\uff08Pietrzy\u0144ski \u7b49\u4eba 2019\uff09\u3002\u98df\u53cc\u661f\u53d1\u751f\u63a9\u661f\u65f6\u7684\u6d41\u91cf\u8870\u51cf\u53ef\u6d4b\u5b9a\u5929\u4f53\u7edd\u5bf9\u5c3a\u5bf8\uff0c\u7ed3\u5408\u89c2\u6d4b\u6d41\u91cf\u4e0e\u6821\u51c6\u540e\u7684\u9762\u4eae\u5ea6\uff08\u9762\u4eae\u5ea6 – \u8272\u6307\u6570\u5173\u7cfb\uff09\uff0c\u6d4b\u8ddd\u7cbe\u5ea6\u8fbe 1.5%\u3002<\/li>\n<\/ol>\n\n\n\n

    2.1.2 \u9636\u68af\u7b2c\u4e8c\u7ea7\uff1aIa \u578b\u8d85\u65b0\u661f\u6821\u51c6<\/h4>\n\n\n\n

    \u4e0a\u8ff0\u4e09\u5927\u72ec\u7acb\u951a\u70b9\u6821\u51c6\u4e86\u9020\u7236\u53d8\u661f\u5468\u5149\u5173\u7cfb\u7684\u96f6\u70b9\u3001\u659c\u7387\u4e0e\u91d1\u5c5e\u4e30\u5ea6\u4fee\u6b63\u9879\uff0c\u7531\u6b64\u53ef\u5c06\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u4e2d\u9020\u7236\u53d8\u661f\u7684\u5149\u53d8\u5468\u671f\u8f6c\u5316\u4e3a\u8ddd\u79bb\uff0c\u8fdb\u800c\u6821\u51c6\u8ddd\u79bb\u9636\u68af\u7684\u4e0b\u4e00\u7ea7 \u2014\u2014Ia \u578b\u8d85\u65b0\u661f<\/strong>\u3002\u4e24\u7ea7\u6d4b\u91cf\u4f7f\u7528\u540c\u4e00\u671b\u8fdc\u955c\u3001\u4eea\u5668\u3001\u6ee4\u5149\u7247\u4e0e\u96f6\u70b9\uff0c\u662f\u6d88\u9664\u7cfb\u7edf\u8bef\u5dee\u7684\u5173\u952e\u3002<\/p>\n\n\n\n

    Ia \u578b\u8d85\u65b0\u661f\u6e90\u4e8e\u53cc\u661f\u7cfb\u7edf\uff1a\u5bcc\u78b3\u767d\u77ee\u661f\u5438\u79ef\u7269\u8d28\u8d28\u91cf\u8d85\u8fc7\u94b1\u5fb7\u62c9\u585e\u5361\u6781\u9650\uff0c\u78b3\u805a\u53d8\u7a81\u7136\u89e6\u53d1\u5e76\u5267\u70c8\u7206\u53d1\uff1b\u4e5f\u53ef\u80fd\u662f\u4e24\u9897\u767d\u77ee\u661f\u5408\u5e76\uff0c\u603b\u8d28\u91cf\u63a5\u8fd1\u94b1\u5fb7\u62c9\u585e\u5361\u6781\u9650\u3002\u7531\u4e8e\u7206\u53d1\u5929\u4f53\u8d28\u91cf\u76f8\u8fd1\u3001\u7269\u7406\u673a\u5236\u4e00\u81f4\uff0c\u5176\u5149\u53d8\u66f2\u7ebf\u9ad8\u5ea6\u76f8\u4f3c\u3002\u7ecf\u6821\u51c6\u540e\uff0c\u5149\u53d8\u66f2\u7ebf\u5f62\u72b6\u53ef\u7528\u4e8e\u4fee\u6b63\u5929\u4f53\u7269\u7406\u73af\u5883\uff08\u5982\u91d1\u5c5e\u4e30\u5ea6\uff09\u5f71\u54cd\uff0c\u8fd8\u539f\u6807\u51c6\u5316\u5185\u7980\u5149\u5ea6<\/strong>\uff0c\u5e38\u7528 SALT 2\/SALT 3 \u7b49\u5149\u53d8\u6a21\u578b\u5b8c\u6210\uff08Kenworthy \u7b49\u4eba 2021\uff09\u3002<\/p>\n\n\n\n

    2.1.3 \u9636\u68af\u7b2c\u4e09\u7ea7\uff1a\u54c8\u52c3\u6d41\u6d4b\u91cf<\/h4>\n\n\n\n

    Ia \u578b\u8d85\u65b0\u661f\u6570\u91cf\u5145\u8db3\uff0c\u7ecf\u5149\u5ea6 – \u5149\u53d8\u66f2\u7ebf\u6821\u51c6\u5e76\u83b7\u5f97\u8ddd\u79bb\u540e\uff0c\u53ef\u5728\u9636\u68af\u7b2c\u4e09\u7ea7\u7cbe\u51c6\u6d4b\u91cf\u54c8\u52c3\u6d41\u5185\u7684\u8ddd\u79bb – \u7ea2\u79fb\u5173\u7cfb<\/strong>\u3002\u54c8\u52c3\u5e38\u6570\u6d4b\u91cf\u7684\u4e3b\u8981\u8bef\u5dee\uff0c\u6765\u81ea Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u7684\u8ddd\u79bb\u6821\u51c6 \u2014\u2014 \u53d7\u9650\u4e8e\u9020\u7236\u53d8\u661f\u53ef\u89c2\u6d4b\u8303\u56f4\u5185\u7684\u8d85\u65b0\u661f\u5bbf\u4e3b\u6570\u91cf\u8f83\u5c11\u3002Riess \u7b49\u4eba\uff082022b\uff09\u7684\u524d\u6cbf\u6d4b\u91cf\u5df2\u5c06\u542b\u9020\u7236\u53d8\u661f\u8ddd\u79bb\u7684 Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u6570\u91cf\u63d0\u5347\u81f3 42 \u4e2a\uff08Pantheon + \u5206\u6790\uff0cBrout \u7b49\u4eba 2022\uff1bScolnic \u7b49\u4eba 2022\uff09\uff0c\u53d7\u76f8\u5173\u4f53\u79ef\u5185\u8d85\u65b0\u661f\u7206\u53d1\u7387\u9650\u5236\uff0c\u8be5\u6570\u91cf\u77ed\u671f\u5185\u96be\u4ee5\u5927\u5e45\u589e\u52a0\u3002<\/p>\n\n\n\n

    \u7b2c\u4e09\u7ea7\u4e2d\uff0c\u66f4\u8fdc\u7684\u8d85\u65b0\u661f\u53ef\u901a\u8fc7\u5149\u5ea6\u8ddd\u79bb\u516c\u5f0f\u6d4b\u5b9a\u54c8\u52c3\u6d41\u6df1\u5904\u7684\u5149\u5ea6\u8ddd\u79bb\uff1a<\/p>\n\n\n\n

    DL\u200b(z)=H0\u200b1\u200b(1+z)\u222b0z\u200bE(z\u2032)dz\u2032\u200b(1)<\/p>\n\n\n\n

    \u8be5\u516c\u5f0f\u53ef\u8054\u5408\u6d4b\u5b9a\u54c8\u52c3\u5e38\u6570H0\u200b\u4e0e\u5f52\u4e00\u5316\u81a8\u80c0\u7387E(z)=H(z)\/H0\u200b\uff08\u5728 \u039bCDM \u6a21\u578b\u4e2d\u7b80\u5316\u4e3a\u7269\u8d28\u5bc6\u5ea6\u53c2\u6570\u03a9m\u200b\uff09\u3002\u5bf9\u7ea2\u79fbz<0.15\u7684\u5c0f\u8303\u56f4\uff0c\u8ddd\u79bb – \u7ea2\u79fb\u5173\u7cfb\u8fd1\u4f3c\u7ebf\u6027\uff0cRiess \u7b49\u4eba\uff082022b\uff09\u91c7\u7528\u5b87\u5b99\u5b66\u5c55\u5f00\u5f0f\uff08\u53d6q0\u200b=\u22120.55\u3001j0\u200b=1\uff09\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

    H0\u200b=73.04\u00b11.0 (\u7edf\u8ba1)\u00b10.3 (\u7cfb\u7edf) km s\u22121 Mpc\u22121<\/p>\n\n\n\n

    \u9700\u6ce8\u610f\uff0c\u6700\u540e\u4e00\u6b65\u7684\u516c\u5f0f\u5f62\u5f0f\u5bf9\u7ed3\u679c\u5f71\u54cd\u6781\u5c0f\u3002E(z)\u5728z<2.5\u533a\u95f4\u53d8\u5316\u5e73\u7f13\uff0c\u4f4e\u7ea2\u79fb\u4e0b\u5b87\u5b99\u5b66\u5c55\u5f00\u8fd1\u4f3c\u6548\u679c\u6781\u4f73\uff1b\u4ec5\u6697\u80fd\u91cf\u665a\u671f\u5feb\u901f\u6f14\u5316\u7684\u6a21\u578b\uff0c\u9700\u6309\u4e13\u5c5e\u81a8\u80c0\u7387E(z)\u6362\u7b97\u5149\u5ea6\u8ddd\u79bb\u4e0e\u54c8\u52c3\u53c2\u6570\u3002<\/p>\n\n\n\n

    \u8ddd\u79bb\u9636\u68af\u6cd5\u6d4b\u5b9aH0\u200b\u7684\u91cd\u8981\u73af\u8282\uff0c\u662f\u672c\u52a8\u901f\u5ea6\u4fee\u6b63<\/strong>\u2014\u2014 \u672c\u52a8\u901f\u5ea6\u662f\u5929\u4f53\u9000\u884c\u901f\u5ea6\u504f\u79bb\u7eaf\u54c8\u52c3\u6d41\u7684\u90e8\u5206\uff0c\u6e90\u4e8e\u5b87\u5b99\u975e\u5747\u5300\u6027\u7684\u5f15\u529b\u62d6\u62fd\uff08\u5982\u661f\u7cfb\u5411\u5b87\u5b99\u7ea4\u7ef4\u4e1b\u4e2d\u5fc3\u4e0b\u843d\u3001\u9ad8\u5bc6\u5ea6\u533a\u975e\u76f8\u5e72\u901f\u5ea6\u5f25\u6563\uff09\u3002\u5929\u4f53\u672c\u52a8\u901f\u5ea6\u901a\u5e38\u7ea6102 km s\u22121\uff0c\u800c\u54c8\u52c3\u6d41\u9000\u884c\u901f\u5ea6\u968f\u8ddd\u79bb\u589e\u5927\uff0c\u56e0\u6b64\u672c\u52a8\u901f\u5ea6\u7684\u76f8\u5bf9\u5f71\u54cd\u968f\u8ddd\u79bb\u964d\u4f4e\uff08\u9700\u8bbe\u7f6ez\u22730.02\u7684\u6700\u5c0f\u7ea2\u79fb\u622a\u65ad\u4ee5\u524a\u5f31\u5176\u5f71\u54cd\uff09\u3002\u5728\u8fd1\u90bb\u5b87\u5b99\uff08z<0.1\uff09\u5206\u79bb\u7ea2\u79fb\u7684\u81a8\u80c0\u5206\u91cf\u4e0e\u672c\u52a8\u5206\u91cf\uff0c\u662f\u83b7\u5f97\u65e0\u504f\u54c8\u52c3\u5e38\u6570\u7684\u5173\u952e\u3002\u5b66\u754c\u5df2\u63d0\u51fa\u591a\u79cd\u672c\u52a8\u901f\u5ea6\u4fee\u6b63\u65b9\u6cd5\uff08\u5982 Peterson \u7b49\u4eba 2022 \u7efc\u8ff0\uff09\uff0c\u6700\u4f18\u4fee\u6b63\u65b9\u6848\u5bf9H0\u200b\u7684\u5f71\u54cd\u4ec50.1 km s\u22121 Mpc\u22121\uff0c\u6574\u4f53\u4fee\u6b63\u5e45\u5ea6\u7ea60.5 km s\u22121 Mpc\u22121\u3002<\/p>\n\n\n\n

    \u8fd1\u671f\u673a\u5668\u5b66\u4e60\u6280\u672f\uff08Stahl \u7b49\u4eba 2020 \u7684 deepSIP \u6846\u67b6\uff09\u7528\u4e8e Ia \u578b\u8d85\u65b0\u661f\u5149\u8c31\u4fe1\u606f\u53c2\u6570\u5316\uff0cMurakami \u7b49\u4eba\uff082023\uff09\u501f\u6b64\u5c06\u54c8\u52c3\u53c2\u6570\u4e0d\u786e\u5b9a\u5ea6\u964d\u4f4e 14%\uff0c\u5f97\u5230\u5c40\u57df\u8ddd\u79bb\u9636\u68af\u8fc4\u4eca\u6700\u7cbe\u51c6\u7ed3\u679c\uff1a<\/p>\n\n\n\n

    H0\u200b=73.29\u00b10.85 (\u7edf\u8ba1)\u00b10.3 (\u7cfb\u7edf) km s\u22121 Mpc\u22121(3)<\/p>\n\n\n\n

    \u8be5\u7ed3\u679c\u4e0e\u666e\u6717\u514b\u536b\u661f\u6d4b\u5f97\u503c\u5b58\u57285.7\u03c3<\/strong>\u7684\u663e\u8457\u54c8\u52c3\u5f20\u529b\uff08\u89c1 3.1 \u8282\uff09\u3002<\/p>\n\n\n\n

    Galbany \u7b49\u4eba\uff082023\uff09\u5728\u8fd1\u7ea2\u5916\u6ce2\u6bb5\u89c2\u6d4b\u540c\u4e00\u8ddd\u79bb\u9636\u68af\uff0c\u8986\u76d6 19 \u4e2a Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u4e0e 57 \u9897\u54c8\u52c3\u6d41\u5185\u8d85\u65b0\u661f\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

    H0\u200b=72.3\u00b11.4 (\u7edf\u8ba1)\u00b11.4 (\u7cfb\u7edf) km s\u22121 Mpc\u22121<\/p>\n\n\n\n

    \uff08H\/J \u89c2\u6d4b\u6ce2\u6bb5\u7ed3\u679c\u5dee\u5f02\u6781\u5c0f\uff09\u3002\u6b64\u5916\uff0c\u8a79\u59c6\u65af\u30fb\u97e6\u4f2f\u7a7a\u95f4\u671b\u8fdc\u955c\uff08JWST\uff09\u5bf9\u6cb3\u5916\u9020\u7236\u53d8\u661f\u7684\u89c2\u6d4b\uff08Riess \u7b49\u4eba 2023\uff0cSH0ES \u56e2\u961f\u72ec\u7acb\u6d4b\u5149\uff09\u9a8c\u8bc1\u4e86\u54c8\u52c3\u671b\u8fdc\u955c\u7ed3\u679c\uff0c\u8bf4\u660e\u54c8\u52c3\u671b\u8fdc\u955c\u9020\u7236\u53d8\u661f\u6d4b\u5149\u7684\u7cfb\u7edf\u8bef\u5dee\uff08\u5c24\u5176\u662f\u6052\u661f\u6df7\u6dc6\uff09\u5df2\u88ab\u9650\u5236\uff0c\u65e0\u6cd5\u663e\u8457\u504f\u79fb\u9020\u7236\u53d8\u661f\u6cd5\u6d4b\u5f97\u7684H0\u200b\u3002<\/p>\n\n\n\n

    2.2 \u53cc\u7ea7\u9020\u7236\u53d8\u661f\u8ddd\u79bb\u9636\u68af<\/h3>\n\n\n\n

    \u6807\u51c6\u8ddd\u79bb\u9636\u68af\u6cd5\u7684\u6f5c\u5728\u4e89\u8bae\uff0c\u662f\u4f9d\u8d56\u8d85\u65b0\u661f\u5bf9\u9020\u7236\u53d8\u661f\u7684\u95f4\u63a5\u6821\u51c6\u3002\u4f46\u8d8a\u6765\u8d8a\u591a\u8bc1\u636e\u8868\u660e\uff0c\u8be5\u95f4\u63a5\u6821\u51c6\u5e76\u975e\u54c8\u52c3\u5f20\u529b\u7684\u6839\u6e90\u3002Kenworthy \u7b49\u4eba\uff082022\uff09\u5b8c\u5168\u5254\u9664\u8d85\u65b0\u661f\uff0c\u4ec5\u7528\u951a\u70b9 + \u9020\u7236\u53d8\u661f<\/strong>\u6784\u5efa\u53cc\u7ea7\u8ddd\u79bb\u9636\u68af\u6d4b\u5b9a\u54c8\u52c3\u53c2\u6570\u3002<\/p>\n\n\n\n

    \u8be5\u65b9\u6848\u867d\u56e0\u653e\u5f03\u8d85\u65b0\u661f\u5bfc\u81f4\u6d4b\u91cf\u6760\u6746\u81c2\u7f29\u77ed\u3001\u4e0d\u786e\u5b9a\u5ea6\u589e\u5927\uff0c\u4f46\u7ed3\u679c\u4e3a\uff1a<\/p>\n\n\n\n

    H0\u200b=73.1\u22122.3+2.6\u200b km s\u22121 Mpc\u22121<\/p>\n\n\n\n

    \u4ecd\u4e0e\u666e\u6717\u514b\u7ed3\u679c\u5f62\u62102.6\u03c3<\/strong>\u5f20\u529b\u3002\u5176\u7cfb\u7edf\u8bef\u5dee\u4e3b\u8981\u6765\u81ea\u672c\u52a8\u901f\u5ea6\u4f30\u7b97 \u2014\u2014 \u9020\u7236\u53d8\u661f\u65e0\u6cd5\u6df1\u5165\u54c8\u52c3\u6d41\uff0c\u53d7\u672c\u52a8\u901f\u5ea6\u5f71\u54cd\u66f4\u663e\u8457\u3002<\/p>\n\n\n\n

    2.3 \u66ff\u4ee3\u8ddd\u79bb\u9636\u68af<\/h3>\n\n\n\n

    \u57fa\u4e8e\u9020\u7236\u53d8\u661f\u4e0e\u8d85\u65b0\u661f\u7684\u6807\u51c6\u8ddd\u79bb\u9636\u68af\uff0c\u662f\u54c8\u52c3\u5e38\u6570\u6700\u7cbe\u51c6\u7684\u6d4b\u91cf\u65b9\u6cd5\u4e4b\u4e00\u3002\u4f46\u9274\u4e8e\u54c8\u52c3\u5f20\u529b\u7684\u91cd\u5927\u610f\u4e49\uff0c\u4e9f\u9700\u4f9d\u6258\u4e0d\u540c\u89c2\u6d4b\u91cf\u3001\u4e0d\u540c\u7269\u7406\u8fc7\u7a0b<\/strong>\u7684\u72ec\u7acb\u65b9\u6cd5\u9a8c\u8bc1\u6216\u4f50\u8bc1\u7ed3\u679c\u3002<\/p>\n\n\n\n

    2.3.1 \u7ea2\u5de8\u661f\u652f\u7ec8\u70b9\uff08TRGB\uff09<\/h4>\n\n\n\n

    \u6700\u77e5\u540d\u7684\u66ff\u4ee3\u8ddd\u79bb\u9636\u68af\uff0c\u57fa\u4e8e\u6052\u661f\u6f14\u5316\u7684\u5173\u952e\u73b0\u8c61\uff1a\u7ea2\u5de8\u661f\u6301\u7eed\u5c06\u6c22\u805a\u53d8\u4e3a\u6c26\uff0c\u7b80\u5e76\u6c26\u6838\u7f13\u6162\u589e\u957f\uff0c\u76f4\u81f3\u538b\u529b\u8db3\u4ee5\u89e6\u53d1\u6c26\u805a\u53d8\uff08\u6c26\u95ea\uff09\u3002\u7531\u4e8e\u538b\u529b\u4e3b\u8981\u7531\u6838\u8d28\u91cf\u51b3\u5b9a\uff0c\u4e14\u9700\u7a81\u7834\u7ea6 0.5 \u500d\u592a\u9633\u8d28\u91cf\u7684\u4e34\u754c\u9608\u503c\uff0c\u63a5\u8fd1\u8be5\u9636\u6bb5\u7684\u6052\u661f\u5149\u5ea6\u4e0e\u8272\u6307\u6570\u9ad8\u5ea6\u4e00\u81f4\uff0c\u5728\u8d6b\u7f57\u56fe\u4e0a\u5f62\u6210\u7ea2\u5de8\u661f\u6570\u91cf\u7684\u9661\u5ced\u622a\u65ad<\/strong>\uff0c\u8fd9\u4e00\u5149\u5ea6\u51fd\u6570\u95f4\u65ad\u70b9\u5373\u7ea2\u5de8\u661f\u652f\u7ec8\u70b9\uff08TRGB\uff09<\/strong>\u3002<\/p>\n\n\n\n

    \u8fd1\u671f\u7814\u7a76\u8bc1\u5b9e\uff0cTRGB \u53ef\u4f5c\u4e3a\u53ef\u9760\u6807\u51c6\u70db\u5149\u6821\u51c6\u5b87\u5b99\u8ddd\u79bb\u9636\u68af\uff08Freedman \u7b49\u4eba 2019\uff09\u3002\u5176\u4f18\u52bf\u662f\u53ef\u5728\u6240\u6709\u7c7b\u578b\u661f\u7cfb\u4e2d\u6d4b\u91cf\uff0c\u6837\u672c\u91cf\uff08\u7ea6 500 \u4e2a\uff09\u8fdc\u591a\u4e8e\u9020\u7236\u53d8\u661f\uff08\u7ea6 100 \u4e2a\uff09\uff1b\u4f46 TRGB \u5149\u5ea6\u6bd4\u957f\u5468\u671f\u9020\u7236\u53d8\u661f\u6697 10 \u500d\uff0c\u53ef\u9760\u6d4b\u8ddd\u4ec5\u8fbe\u7ea6 20 Mpc\u3002\u4e0e\u9020\u7236\u53d8\u661f\u4e0d\u540c\uff0c\u65e0\u6cd5\u76f4\u63a5\u6d4b\u91cf\u94f6\u6cb3\u7cfb TRGB \u7684\u89c6\u5dee\uff0c\u9700\u901a\u8fc7\u5176\u4ed6\u65b9\u5f0f\u6821\u51c6\u3002<\/p>\n\n\n\n

    TRGB \u63a2\u6d4b\u9700\u62df\u5408\u5149\u5ea6\u51fd\u6570\u7684\u9661\u5ced\u622a\u65ad\uff0c\u6613\u53d7\u6e10\u8fd1\u5de8\u661f\u652f\uff08AGB\uff09\u6052\u661f\u5e72\u6270\uff0c\u5e38\u7528\u5e73\u6ed1\u6ee4\u6ce2\u3001\u7d22\u8d1d\u5c14\u6ee4\u6ce2\u5668\u3001\u6838\u5bc6\u5ea6\u4f30\u8ba1\u6216\u5206\u6bb5\u5e42\u5f8b\u62df\u5408\u7b49\u65b9\u6cd5\u5904\u7406\u3002<\/p>\n\n\n\n

    TRGB \u8ddd\u79bb\u9636\u68af\u4e8e 2019 \u5e74\u7531\u5361\u5185\u57fa – \u829d\u52a0\u54e5\u54c8\u52c3\u9879\u76ee\uff08CCHP\uff1bFreedman \u7b49\u4eba 2019\uff09\u9996\u6b21\u7ed9\u51fa\u6709\u7ade\u4e89\u529b\u7684H0\u200b\u7ed3\u679c\uff0c\u8be5\u65b9\u6cd5\u5b8c\u5168\u72ec\u7acb\u4e8e\u9020\u7236\u53d8\u661f\u951a\u70b9\uff0c\u4f46\u7b2c\u4e8c\u7ea7\u4ecd\u4f9d\u8d56 Ia \u578b\u8d85\u65b0\u661f\u3002\u5f53\u524d\u6709\u4e24\u4e2a\u72ec\u7acb\u56e2\u961f\u7ed9\u51fa\u524d\u6cbf\u7ed3\u679c\uff1a<\/p>\n\n\n\n

      \n
    • \u539f\u56e2\u961f CCHP\uff08Freedman \u7b49\u4eba 2020\uff09\uff1aH0\u200b=69.8\u00b10.8\u00a0(\u7edf\u8ba1)\u00b11.7\u00a0(\u7cfb\u7edf)\u00a0km\u00a0s\u22121\u00a0Mpc\u22121(1.b)<\/li>\n\n\n\n
    • \u6cb3\u5916\u8ddd\u79bb\u6570\u636e\u5e93\u56e2\u961f EDD\uff08Anand \u7b49\u4eba 2022\uff09\uff1aH0\u200b=71.5\u00b11.8\u00a0km\u00a0s\u22121\u00a0Mpc\u22121<\/li>\n<\/ul>\n\n\n\n

      \u4e24\u7ec4\u7ed3\u679c\u7684\u6838\u5fc3\u5dee\u5f02\uff0c\u6765\u81ea\u951a\u70b9\uff08\u5c24\u5176\u662f NGC 4258\uff09TRGB \u661f\u7b49\u6d4b\u5b9a\u3001\u5149\u5ea6\u51fd\u6570\u622a\u65ad\u7684\u5177\u4f53\u7b97\u6cd5\u3002\u800c TRGB \u5bf9\u6bd4\u5206\u6790\u5408\u4f5c\u7ec4\uff08CATS\uff1bScolnic \u7b49\u4eba 2023\uff09\u8ba4\u4e3a\uff0c\u7ea62 km s\u22121 Mpc\u22121\u7684\u504f\u5dee\u8fd8\u6765\u81ea\u8d85\u65b0\u661f\u6837\u672c\u4e0e\u5bbf\u4e3b\u661f\u7cfb\u672c\u52a8\u4fee\u6b63\uff0cTRGB \u6821\u51c6\u65b9\u6cd5\u4ec5\u5bfc\u81f4\u7ea61.4 km s\u22121 Mpc\u22121\u7684\u504f\u79fb\u3002CATS \u56e2\u961f\u91cd\u65b0\u5206\u6790 TRGB \u8ddd\u79bb\u9636\u68af\uff0c\u91c7\u7528\u65e0\u76d1\u7763\u5b66\u4e60\u7b97\u6cd5\uff08Wu \u7b49\u4eba 2023\uff1bLi \u7b49\u4eba 2023\uff09\u5efa\u7acb\u7ec8\u70b9\u5bf9\u6bd4\u5ea6\uff08\u7ec8\u70b9\u4e0a\u4e0b\u6052\u661f\u6570\u91cf\u6bd4\uff09\u4e0e TRGB \u7edd\u5bf9\u661f\u7b49\u7684\u5173\u7cfb\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.22\u00b12.06 km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \u76ee\u524d TRGB \u8ddd\u79bb\u9636\u68af\u4f5c\u4e3a\u8f83\u65b0\u65b9\u6cd5\uff0c\u5c1a\u672a\u5b8c\u5168\u6210\u719f\uff0c\u4f46\u5176\u4f5c\u4e3a\u72ec\u7acb\u4e8e\u9020\u7236\u53d8\u661f<\/strong>\u7684H0\u200b\u6d4b\u91cf\u8def\u5f84\uff0c\u610f\u4e49\u91cd\u5927\u3002\u5bf9\u4e24\u79cd\u65b9\u6cd5\u5f00\u5c55\u9006\u5411\u9a8c\u8bc1<\/strong>\uff08\u7ea2\u961f\u6d4b\u8bd5\uff09\u662f\u53ef\u884c\u65b9\u5411\uff1bUddin \u7b49\u4eba\uff082023\uff09\u7684\u65b9\u6cd5\u6216\u6709\u52a9\u4e8e\u6846\u5b9a\u6f5c\u5728\u672a\u77e5\u8bef\u5dee\u7684\u8303\u56f4\u3002<\/p>\n\n\n\n

      2.3.2 \u6e10\u8fd1\u7ea2\u5de8\u661f\u652f\u7ec8\u70b9<\/h4>\n\n\n\n

      \u9664 TRGB \u5916\uff0c\u5b66\u754c\u8fd8\u5728\u7814\u7a76\u6e10\u8fd1\u7ea2\u5de8\u661f\u652f\u7ec8\u70b9<\/strong>\uff08Madore & Freedman 2020\uff1bLee \u7b49\u4eba 2021\uff09\u3002\u8fd9\u7c7b\u6052\u661f\u7684\u7269\u7406\u673a\u5236\u4e0e TRGB \u76f8\u4f3c\uff0c\u4f46\u6838\u5fc3\u4e3a\u78b3\u6838\uff0c\u78b3\u6838\u7a81\u7136\u805a\u53d8\u65f6\u5149\u5ea6\u9aa4\u53d8\uff0c\u901a\u5e38\u5728\u8fd1\u7ea2\u5916 J \u6ce2\u6bb5\u89c2\u6d4b\uff0c\u7cbe\u5ea6\u53ef\u89c2\uff08Lee \u7b49\u4eba 2022\uff09\u3002\u8fd8\u6709\u884d\u751f\u65b9\u6cd5\uff1a\u78b3\u661f<\/strong>\uff08Madore & Freedman 2023\uff1bParada \u7b49\u4eba 2023\uff09\u2014\u2014 \u6e10\u8fd1\u7ea2\u5de8\u661f\u652f\u7ec8\u70b9\u9644\u8fd1\u7684\u6052\u661f\uff0c\u78b3\u4ece\u6838\u5fc3\u4e0a\u6d6e\u81f3\u8868\u9762\uff0c\u5448\u73b0\u7279\u5f81\u6027\u7ea2\u8272\uff08\u7ea2\u5916\u6ce2\u6bb5\u66f4\u663e\u8457\uff09\uff0c\u53d7\u5176\u4ed6\u6052\u661f\u5e72\u6270\u5c11\uff0c\u5149\u5ea6\u5206\u5e03\u4e3a\u5cf0\u503c\u800c\u975e\u622a\u65ad\uff0c\u4fe1\u53f7\u66f4\u6e05\u6670\u3002<\/p>\n\n\n\n

      \u53d7\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u89c2\u6d4b\u6570\u636e\u4e0d\u8db3\u9650\u5236\uff0c\u6e10\u8fd1\u7ea2\u5de8\u661f\u652f\u7ec8\u70b9 \/ \u78b3\u661f\u6cd5\u5c1a\u672a\u7ed9\u51fa\u6709\u7ade\u4e89\u529b\u7684H0\u200b\u7ea6\u675f\uff1b\u4f46 JWST \u5347\u7a7a\u540e\uff0c\u8be5\u65b9\u6cd5\u6709\u671b\u5feb\u901f\u7a81\u7834\uff0c\u6210\u4e3a\u5c40\u57df\u54c8\u52c3\u5e38\u6570\u7684\u53c8\u4e00\u72ec\u7acb\u6821\u51c6\u624b\u6bb5\u3002<\/p>\n\n\n\n

      2.3.3 \u5176\u4ed6\u53d8\u661f<\/h4>\n\n\n\n

      \u7406\u8bba\u4e0a\uff0c\u4efb\u4f55\u5149\u53d8\u673a\u5236\u660e\u786e\u7684\u53d8\u661f\uff0c\u90fd\u53ef\u5efa\u7acb\u5185\u7980\u5149\u5ea6\u4e0e\u5149\u53d8\u5468\u671f\u7684\u5173\u7cfb\u3002\u4f46\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u9664\u9020\u7236\u53d8\u661f\u5916\uff0c\u4ec5\u520d\u85c1\u53d8\u661f<\/strong>\u5728\u8ddd\u79bb\u9636\u68af\u7b2c\u4e8c\u7ea7\u7ed9\u51fa\u6709\u7ade\u4e89\u529b\u7684H0\u200b\u7ed3\u679c\u3002<\/p>\n\n\n\n

      \u5929\u7434\u5ea7 RR \u578b\u53d8\u661f\u4e0e II \u578b\u9020\u7236\u53d8\u661f\u867d\u5177\u5907\u53ef\u6807\u51c6\u5316\u5468\u5149\u5173\u7cfb\uff0c\u4f46\u524d\u8005\u53d7\u91d1\u5c5e\u4e30\u5ea6\u4f9d\u8d56<\/strong>\u5f3a\uff08\u4e14\u7f3a\u4e4f\u7cbe\u51c6\u89c6\u5dee\u6d4b\u91cf\uff09\uff0c\u540e\u8005\u66f4\u4eae\u4f46\u6570\u91cf\u7a00\u5c11\uff08\u6f14\u5316\u65f6\u6807\u66f4\u5feb\uff09\uff0c\u5149\u53d8\u6027\u8d28\u7814\u7a76\u96be\u5ea6\u5927\uff08Bhardwaj 2020\uff09\u3002<\/p>\n\n\n\n

      \u520d\u85c1\u53d8\u661f\u4ec5\u5728\u8fd1\u7ea2\u5916\u6ce2\u6bb5\u5448\u73b0\u4e25\u683c\u5468\u5149\u5173\u7cfb\uff0c\u89c4\u5f8b\u66f4\u7a33\u5b9a\uff0c\u53ef\u6784\u5efa\u72ec\u7acb\u4e8e\u9020\u7236\u53d8\u661f<\/strong>\u7684\u8ddd\u79bb\u9636\u68af\uff0c\u539f\u7406\u4e0e\u9020\u7236\u53d8\u661f\u6cd5\u4e00\u81f4\u3002\u76f8\u6bd4\u9020\u7236\u53d8\u661f\uff0c\u520d\u85c1\u53d8\u661f\u524d\u8eab\u661f\u8d28\u91cf\u66f4\u4f4e\uff0c\u5728\u66f4\u591a\u661f\u7cfb\u7c7b\u578b\u4e0e\u661f\u7cfb\u6655\u4e2d\u5b58\u5728\uff1b\u4f46\u76ee\u524d\u4ec5\u5728 **1 \u4e2a\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\uff08NGC 1559\uff0cSN Ia 2005df\uff09** \u4e2d\u88ab\u53d1\u73b0\u3002Huang \u7b49\u4eba\uff082020\uff09\u57fa\u4e8e\u8be5\u5355\u4e00\u6837\u672c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.3\u00b14.0 km s\u22121 Mpc\u22121(4)<\/p>\n\n\n\n

      \u8bc1\u660e\u8be5\u65b9\u6cd5\u53ef\u884c\uff0c\u4f46\u9700\u66f4\u591a\u8d85\u65b0\u661f\u5bbf\u4e3b\u4e0e\u951a\u5b9a\u520d\u85c1\u53d8\u661f\u6837\u672c\u3002\u5f53\u524d\u951a\u70b9\u5305\u62ec\u5927\u9ea6\u54f2\u4f26\u4e91\u3001NGC 4258\uff0c\u8fd1\u671f Sanders\uff082023\uff09\u65b0\u589e\u94f6\u6cb3\u7cfb\u951a\u70b9\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.7\u00b14.4 km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      2.3.4 II \u578b\u8d85\u65b0\u661f<\/h4>\n\n\n\n

      \u5f3a\u5316\u8ddd\u79bb\u9636\u68af\u7684\u53e6\u4e00\u601d\u8def\uff0c\u662f\u66ff\u6362\u54c8\u52c3\u6d41\u5185\u7684\u9065\u8fdc\u6d4b\u8ddd\u5929\u4f53 \u2014\u2014 \u9065\u8fdc\u5929\u4f53\u7684\u672a\u77e5\u7cfb\u7edf\u8bef\u5dee\u53ef\u80fd\u504f\u501a\u54c8\u52c3\u5e38\u6570\u6d4b\u91cf\uff0c\u6838\u5fc3\u574d\u7f29\u8d85\u65b0\u661f<\/strong>\u66ff\u4ee3 Ia \u578b\u8d85\u65b0\u661f\u662f\u6781\u5177\u6f5c\u529b\u7684\u65b9\u5411\u3002<\/p>\n\n\n\n

      \u6838\u5fc3\u574d\u7f29\u8d85\u65b0\u661f\u7206\u53d1\u4e8e\u5927\u8d28\u91cf\u6052\u661f\u805a\u53d8\u81f3\u65e0\u6cd5\u4ea7\u80fd\u7684\u9636\u6bb5\uff1a\u6052\u661f\u5206\u5c42\u805a\u53d8\uff0c\u6838\u5fc3\u6700\u7ec8\u4ea7\u751f\u94c1\u3001\u954d\uff0c\u805a\u53d8\u505c\u6b62\u540e\u5f15\u529b\u5931\u8861\u5f15\u53d1\u574d\u7f29\uff1b\u5185\u5c42\u6838\u5fc3\u7a81\u7834\u7535\u5b50\u7b80\u5e76\u538b\uff0c\u8d28\u5b50 – \u7535\u5b50\u805a\u53d8\u4ea7\u751f\u5927\u91cf\u4e2d\u5fae\u5b50\uff0c\u76f4\u81f3\u4e2d\u5b50\u7b80\u5e76\u538b\u963b\u6b62\u574d\u7f29\u5e76\u5f62\u6210\u53cd\u5f39\u6fc0\u6ce2\uff1b\u6fc0\u6ce2\u5728\u4e2d\u5fae\u5b50\u9a71\u52a8\u4e0b\u52a0\u901f\uff0c\u5f15\u53d1\u5267\u70c8\u7206\u53d1\u3002\u6309\u5916\u5c42\u6c22\u3001\u6c26\u542b\u91cf\uff0c\u5206\u4e3a Ib\/Ic \u578b\u6216 II \u578b\u8d85\u65b0\u661f\u3002<\/p>\n\n\n\n

      de Jaeger \u7b49\u4eba\uff082022\uff0c2020a\u30012020b\uff09\u63d0\u51fa\u9020\u7236\u53d8\u661f + TRGB+II \u578b\u8d85\u65b0\u661f<\/strong>\u7684\u8ddd\u79bb\u9636\u68af\uff0c\u66ff\u4ee3\u4f20\u7edf Ia \u578b\u8d85\u65b0\u661f\u3002II \u578b\u8d85\u65b0\u661f\u66f4\u6697\u4f46\u6570\u91cf\u66f4\u591a\uff0c\u9700\u901a\u8fc7\u81a8\u80c0\u901f\u5ea6\u4e0e\u8272\u6307\u6570\u6807\u51c6\u5316\u3002\u8be5\u7814\u7a76\u7528 13 \u4e2a\u542b TRGB \/ \u9020\u7236\u53d8\u661f\u8ddd\u79bb\u7684\u6821\u51c6\u661f\u7cfb\u300189 \u9897\u54c8\u52c3\u6d41\u5185\u8d85\u65b0\u661f\uff0c\u6d4b\u5f97\u8054\u5408\u7ed3\u679c\uff1a<\/p>\n\n\n\n

      H0\u200b=75.4\u22123.7+3.8\u200b km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \uff08\u7cfb\u7edf\u4e0d\u786e\u5b9a\u5ea6\u7ea6 \u00b12km s\u22121 Mpc\u22121\uff09\uff0c\u7eaf\u9020\u7236\u53d8\u661f\u6821\u51c6\u4e0e\u7eaf TRGB \u6821\u51c6\u7ed3\u679c\u5dee\u5f02\u5c0f\u4e8e 1\u03c3\u3002\u5c3d\u7ba1\u8bef\u5dee\u8f83\u5927\uff08\u7ea6 5%\uff09\uff0c\u8be5\u7ed3\u679c\u4f50\u8bc1\u4e86 2.2 \u8282\u7ed3\u8bba\uff1aIa \u578b\u8d85\u65b0\u661f\u5e76\u975e\u54c8\u52c3\u5f20\u529b\u7684\u6765\u6e90<\/strong>\u3002<\/p>\n\n\n\n

      2.3.5 \u5de8\u8109\u6cfd\uff1a\u5355\u7ea7\u8ddd\u79bb\u9636\u68af<\/h4>\n\n\n\n

      \u5355\u7ea7\u8ddd\u79bb\u9636\u68af<\/strong>\u53ef\u5b8c\u5168\u89c4\u907f\u4e0d\u540c\u8ddd\u79bb\u6307\u793a\u5668\u7684\u6821\u51c6\u73af\u8282\uff0c\u6d88\u9664\u6821\u51c6\u5e26\u6765\u7684\u7cfb\u7edf\u8bef\u5dee\u3002\u8fd1\u5341\u5e74\uff0c\u5b66\u754c\u5df2\u63a2\u6d4b\u5230\u6570\u767e\u767e\u4e07\u79d2\u5dee\u8ddd\u5b87\u5b99\u5b66\u8ddd\u79bb\u7684\u8109\u6cfd\uff0c\u8be5\u65b9\u6cd5\u5f97\u4ee5\u5b9e\u73b0\u3002\u5176\u5c40\u9650\u5728\u4e8e\uff1a\u9002\u5408\u6d4b\u8ddd\u7684\u4fa7\u5411\u8584\u76d8\u8109\u6cfd\u7cfb\u7edf\u6570\u91cf\u7a00\u5c11\uff0c\u4e14 10\u2013100 Mpc \u8ddd\u79bb\u7684\u8109\u6cfd\u4fe1\u53f7\u5f31\uff0c\u53d7\u73b0\u6709\u5c04\u7535\u8bbe\u5907\u7075\u654f\u5ea6\u9650\u5236\u3002<\/p>\n\n\n\n

      \u5de8\u8109\u6cfd\u5b87\u5b99\u5b66\u9879\u76ee\u4e2d\uff0cPesce \u7b49\u4eba\uff082020\uff09\u7528 6 \u4e2a\u8fdc\u81f3\u7ea6 130 Mpc\uff08\u6df1\u5165\u54c8\u52c3\u6d41\uff09\u7684\u8109\u6cfd\u7cfb\u7edf\uff0c\u901a\u8fc7\u76f4\u63a5\u6d4b\u8ddd\u4e0e\u9000\u884c\u901f\u5ea6\u6d4b\u5b9a\u54c8\u52c3\u5e38\u6570\uff0c\u65e0\u9700\u5916\u90e8\u6821\u51c6<\/strong>\u3002<\/p>\n\n\n\n

      \u7ed3\u679c\u9ad8\u5ea6\u4f9d\u8d56\u5929\u4f53\u672c\u52a8\u901f\u5ea6\u5047\u8bbe\uff1a\u5047\u8bbe\u672c\u52a8\u901f\u5ea6\u5747\u503c\u4e3a 0\uff08\u65e0\u4fee\u6b63\uff09\u3001\u4e0d\u786e\u5b9a\u5ea6 250km s\u22121\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.9\u00b13.0 km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \u91c7\u7528\u661f\u7cfb\u56e2\u5e73\u5747\u672c\u52a8\u901f\u5ea6\u7ed3\u679c\u4e0e\u4e4b\u63a5\u8fd1\uff1b\u82e5\u91c7\u7528\u73b0\u4ee3\u661f\u7cfb\u6d41\u6a21\u578b\uff08Graziani \u7b49\u4eba 2019 \u7684 CosmicFlows\uff09\uff0c\u7ed3\u679c\u7565\u4f4e\u4f46\u4ecd\u4e00\u81f4\uff1a<\/p>\n\n\n\n

      H0\u200b=71.8\u22122.6+2.7\u200b km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \u91cd\u8981\u7684\u662f\uff0c\u5de8\u8109\u6cfdH0\u200b\u6d4b\u91cf\u5b8c\u5168\u72ec\u7acb\u4e8e\u8ddd\u79bb\u9636\u68af<\/strong>\uff08\u90e8\u5206H0\u200b\u6d4b\u91cf\u7528 NGC 4258 \u4e3a\u951a\u70b9\uff0c\u4f46 Pesce \u7b49\u4eba 2020 \u5254\u9664\u8be5\u661f\u7cfb\u540e\uff0c\u6d4b\u5f97H0\u200b=72.1\u00b12.7 km s\u22121 Mpc\u22121\uff0c\u65e0\u5171\u4eab\u6570\u636e\uff09\u3002<\/p>\n\n\n\n

      2.4 \u8d85\u8d8a\u5929\u4f53\u4e2a\u4f53\uff1a\u661f\u7cfb\u5c42\u9762\u6d4b\u8ddd<\/h3>\n\n\n\n

      \u4f9d\u6258\u5355\u4e2a\u5929\u4f53\u6784\u5efa\u8ddd\u79bb\u9636\u68af\u5e76\u975e\u6d4b\u5b9a\u54c8\u52c3\u5e38\u6570\u7684\u552f\u4e00\u65b9\u5f0f\uff0c\u661f\u7cfb\u6574\u4f53\u6027\u8d28<\/strong>\u4e5f\u53ef\u7528\u4e8e\u6807\u51c6\u5316\u3002\u672c\u6587\u91cd\u70b9\u4ecb\u7ecd\u9762\u4eae\u5ea6\u6da8\u843d\uff08SBF\uff09<\/strong>\uff0c\u5176\u4ed6\u65b9\u6cd5\u89c1\u8865\u5145\u6750\u6599 A \u8282\u3002<\/p>\n\n\n\n

      \u9762\u4eae\u5ea6\u6da8\u843d\uff08SBF\uff09\u6d4b\u91cf\u7684\u6838\u5fc3\uff0c\u662f\u89c2\u6d4b SBF \u5185\u7980\u661f\u7b49\u4e0e\u5929\u4f53\u8272\u6307\u6570\u7684\u4e25\u683c\u7ecf\u9a8c\u6821\u51c6\u5173\u7cfb<\/strong>\uff1a\u901a\u8fc7\u5bbf\u4e3b\u661f\u7cfb\u8272\u6307\u6570\u6d4b\u5b9a\u5185\u7980\u661f\u7b49\uff0cSBF \u6d4b\u91cf\u5f97\u5230\u89c6\u661f\u7b49\uff0c\u4e24\u8005\u7ed3\u5408\u7b97\u51fa\u8ddd\u79bb\uff0c\u518d\u7ed3\u5408\u7ea2\u79fb\u76f4\u63a5\u6d4b\u54c8\u52c3\u53c2\u6570\uff08Blakeslee \u7b49\u4eba 2021\uff09\uff0c\u6216\u6821\u51c6\u661f\u7cfb\u5185\u8d85\u65b0\u661f\u7edd\u5bf9\u661f\u7b49\uff08Khetan \u7b49\u4eba 2021\uff09\u3002\u5f53\u524d\u8272\u6307\u6570 – \u661f\u7b49\u5173\u7cfb\u7684\u96f6\u70b9\uff0c\u9700\u501f\u52a9\u9020\u7236\u53d8\u661f\u6216 TRGB \u8ddd\u79bb\u5916\u90e8\u6821\u51c6\u3002<\/p>\n\n\n\n

      SBF \u6d4b\u91cf\u96be\u5ea6\u8f83\u9ad8\uff0c\u5177\u4f53\u6b65\u9aa4\u89c1 Cantiello \u7b49\u4eba\uff082018\uff09\u3001Moresco \u7b49\u4eba\uff082022\uff09\u3001Cantiello & Blakeslee\uff082023\uff09\u7efc\u8ff0\uff1a\u5e73\u5747\u9762\u4eae\u5ea6\uff08\u5355\u4f4d\u89d2\u9762\u79ef\u89c2\u6d4b\u6d41\u91cf\uff09\u8fd1\u4f3c\u4e0e\u8ddd\u79bb\u65e0\u5173\uff0c\u4f46\u5176\u6cca\u677e\u6da8\u843d\uff08\u7531\u6052\u661f\u6570\u91cf\u6709\u9650\u5bfc\u81f4\uff09\u4e0e\u8ddd\u79bb\u76f8\u5173 \u2014\u2014 \u8ddd\u79bb\u52a0\u500d\uff0c\u540c\u7269\u7406\u9762\u79ef\u7684\u89c2\u6d4b\u6d41\u91cf\u964d\u81f3 1\/4\uff0c\u4f46\u540c\u89d2\u9762\u79ef\u5bf9\u5e94\u7269\u7406\u9762\u79ef\u589e\u81f3 4 \u500d\uff0c\u9762\u4eae\u5ea6\u4fdd\u6301\u8fd1\u4f3c\u4e0d\u53d8\uff1b\u800c\u9762\u4eae\u5ea6\u6cca\u677e\u6da8\u843d\u7684\u6807\u51c6\u5dee\uff0c\u4f1a\u56e0\u7269\u7406\u9762\u79ef\u6269\u5927 4 \u500d\u800c\u589e\u81f3 2 \u500d\u3002SBF \u65b9\u5dee\u4e0e\u5e73\u5747\u9762\u4eae\u5ea6\u7684\u6bd4\u503c\uff0c\u6784\u6210\u4e0e\u8ddd\u79bb\u76f8\u5173\u7684 SBF \u6d41\u91cf<\/strong>\uff08\u5929\u4f53\u6d41\u91cf\u52a0\u6743\u5e73\u5747\u5185\u7980\u6d41\u91cf\uff09\u3002<\/p>\n\n\n\n

      \u5b9e\u9645\u6d4b\u91cf\u9700\u6263\u9664\u661f\u7cfb\u5e73\u5747\u6d41\u91cf\u3001\u63a9\u819c\u672a\u5efa\u6a21\u6b8b\u5dee\u4e0e\u5e72\u6270\u5929\u4f53\uff0c\u5f97\u5230\u7eaf\u51c0\u566a\u58f0\u56fe\uff1b\u518d\u5efa\u6a21\u80cc\u666f\u661f\u7cfb\u4e0e\u7403\u72b6\u661f\u56e2\u5149\u5ea6\u51fd\u6570\u7684\u5f71\u54cd\uff0c\u5206\u89e3\u6b8b\u5dee\u566a\u58f0\u529f\u7387\u8c31\uff0c\u5f97\u5230\u5e73\u5766\u767d\u566a\u58f0\u5206\u91cf\uff08\u63a2\u6d4b\u5668\u7b49\u5bfc\u81f4\uff09\u4e0e\u53d7\u70b9\u6269\u6563\u51fd\u6570\uff08PSF\uff09\u6a21\u7cca\u7684\u975e\u5e73\u5766\u5206\u91cf\uff1b\u6263\u9664\u7403\u72b6\u661f\u56e2\u4e0e\u80cc\u666f\u661f\u7cfb\u7684 PSF \u76f8\u5173\u566a\u58f0\u540e\uff0c\u6700\u7ec8\u5f97\u5230 SBF \u5206\u91cf\uff0c\u518d\u901a\u8fc7\u7ebf\u6027\u5173\u7cfb\u8f6c\u5316\u4e3a\u89c6\u661f\u7b49\uff0c\u8be5\u5173\u7cfb\u9700\u5728\u8fd1\u90bb\u661f\u7cfb\u6821\u51c6\u3002SBF \u6d89\u53ca\u591a\u6b65\u6821\u51c6\uff0c\u5f53\u524d\u6d4b\u91cf\u4ee5\u7cfb\u7edf\u8bef\u5dee<\/strong>\u4e3a\u4e3b\u3002<\/p>\n\n\n\n

      Khetan \u7b49\u4eba\uff082021\uff09\u7528 SBF \u8ddd\u79bb\u6821\u51c6 24 \u4e2a Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u300196 \u9897z<0.075\u7684\u54c8\u52c3\u6d41\u5185\u8d85\u65b0\u661f\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=70.5\u00b12.4 (\u7edf\u8ba1)\u00b13.4 (\u7cfb\u7edf) km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \uff08SBF \u96f6\u70b9\u7531\u8fd1\u90bb\u9020\u7236\u53d8\u661f\u6821\u51c6\uff0c\u5b9e\u9645\u4e3a\u56db\u7ea7\u8ddd\u79bb\u9636\u68af\uff09\u3002\u7ed3\u5408 Pietrzy\u0144ski \u7b49\u4eba\uff082019\uff09\u4f18\u5316\u7684\u5927\u9ea6\u54f2\u4f26\u4e91\u8ddd\u79bb\uff0c\u7ed3\u679c\u5347\u81f3 71.2km s\u22121 Mpc\u22121\uff08Moresco \u7b49\u4eba 2022\uff09\u3002<\/p>\n\n\n\n

      Garnavich \u7b49\u4eba\uff082023\uff09\u7684\u7ea2\u5916 SBF \u6d4b\u91cf\u66f4\u65b0\u4e86\u8be5\u7ed3\u679c\uff1a\u7528 27 \u4e2a Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u661f\u7cfb\u7684\u7ea2\u5916 SBF\u3001Pantheon + \u6837\u672c\u4e2d 816 \u9897z<0.25\u7684 Ia \u578b\u8d85\u65b0\u661f\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=74.6\u00b10.9\u00b12.7 km s\u22121 Mpc\u22121(1.d)<\/p>\n\n\n\n

      \u72ec\u7acb\u9a8c\u8bc1\u4e86\u504f\u9ad8H0\u200b\u7684\u7ed3\u679c\uff0c\u4e14 SBF \u6821\u51c6\u4e0e\u9020\u7236\u53d8\u661f\u6821\u51c6\u7684\u8d85\u65b0\u661f \/ \u5bbf\u4e3b\u661f\u7cfb\uff08\u5149\u53d8\u65f6\u957f\u3001\u5bbf\u4e3b\u8d28\u91cf\uff09\u5dee\u5f02\u663e\u8457\u3002\u82e5\u4ec5\u9009\u7528\u5feb\u901f\u8870\u51cf\u7684\u5927\u8d28\u91cf\u5bbf\u4e3b\u661f\u7cfb\u5185 Ia \u578b\u8d85\u65b0\u661f\uff0c\u91cd\u65b0\u62df\u5408 SALT2 \u6807\u51c6\u5316\u53c2\u6570\uff0cGarnavich \u7b49\u4eba\uff082023\uff09\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.3\u00b11.0 km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      \uff08\u65e0\u7cfb\u7edf\u8bef\u5dee\uff09\uff0c\u4e2d\u5fc3\u503c\u4e0e\u9020\u7236\u53d8\u661f\u6821\u51c6\u7ed3\u679c\u9ad8\u5ea6\u543b\u5408\u3002<\/p>\n\n\n\n

      Blakeslee \u7b49\u4eba\uff082021\uff09\u7528\u7ea2\u5916 SBF \u6d4b\u91cf 63 \u4e2a\u8fdc\u81f3\u7ea6 100 Mpc \u7684\u661f\u7cfb\uff08\u5185\u7980\u661f\u7b49\u96f6\u70b9\u7531 TRGB \/ \u9020\u7236\u53d8\u661f\u6821\u51c6\uff09\uff0c\u76f4\u63a5\u63a8\u7b97\u54c8\u52c3\u5e38\u6570\uff08\u4ee5 SBF \u66ff\u4ee3 Ia \u578b\u8d85\u65b0\u661f\u7684\u4e09\u7ea7\u9636\u68af\uff09\uff0c\u6d4b\u5f97\uff1a<\/p>\n\n\n\n

      H0\u200b=73.3\u00b10.7 (\u7edf\u8ba1)\u00b12.4 (\u7cfb\u7edf) km s\u22121 Mpc\u22121<\/p>\n\n\n\n

      TRGB \u4e0e\u9020\u7236\u53d8\u661f\u6821\u51c6\u7ed3\u679c\u4e00\u81f4\uff0c\u4e14\u5bf9\u672c\u52a8\u901f\u5ea6\u6a21\u578b\u4e0d\u654f\u611f\u3002JWST \u5c06\u5e26\u6765\u5927\u91cf\u7ea2\u5916 SBF \u6570\u636e\uff0c\u8be5\u65b9\u6cd5\u524d\u666f\u5e7f\u9614\uff08Cantiello & Blakeslee 2023\uff09\u3002<\/p>\n\n\n\n

      \u56fe 3 \u6c47\u603b\u4e86\u7b2c\u4e8c\u7ae0\u6240\u6709\u76f4\u63a5\u8ddd\u79bb\u9636\u68af\u7684H0\u200b\u6d4b\u5b9a\u7ed3\u679c\uff08\u8bef\u5dee\u68d2\u4e3a 1\u03c3\uff0c68% \u7f6e\u4fe1\u5ea6\uff09\u3002<\/p>\n\n\n\n

      2.5 \u7cfb\u7edf\u8bef\u5dee\u4e0e\u98ce\u9669\u8bc4\u4f30\u603b\u7ed3<\/h3>\n\n\n\n

      \u8ddd\u79bb\u9636\u68af\u7c7b\u65b9\u6cd5\u76f4\u63a5\u6d4b\u91cf\u8ddd\u79bb – \u7ea2\u79fb\u5173\u7cfb<\/strong>\uff0c\u5929\u7136\u5c40\u9650\u4e8e\u4f4e\u7ea2\u79fb\u5929\u4f53\uff0c\u5f97\u5230\u5c40\u57dfH0\u200b<\/strong>\u3002\u5c3d\u7ba1\u5355\u4e2a\u6d4b\u91cf\u4f9d\u8d56\u82e5\u5e72\u5047\u8bbe\u3001\u53ef\u80fd\u53d7\u672a\u77e5\u7cfb\u7edf\u8bef\u5dee\u5f71\u54cd\uff0c\u4f46\u591a\u79cd\u65b9\u6cd5\u7ed3\u679c\u9ad8\u5ea6\u4e00\u81f4<\/strong>\uff0c\u8bf4\u660e\u8bef\u5dee\u5df2\u5f97\u5230\u8f83\u597d\u63a7\u5236\u3002\u5bfb\u627e\u5e76\u964d\u4f4e\u7cfb\u7edf\u8bef\u5dee\u3001\u7814\u53d1\u72ec\u7acb\u6d4b\u91cf\u8def\u5f84\u81f3\u5173\u91cd\u8981\uff0c\u8fc7\u53bb\u5341\u5e74\u5b66\u754c\u5df2\u4e3a\u6b64\u4ed8\u51fa\u5de8\u5927\u52aa\u529b\u3002\u4f46\u9700\u6ce8\u610f\uff0c\u4e0d\u80fd\u7b80\u5355\u5c06\u5c40\u57dfH0\u200b\u6d4b\u91cf\u7684\u4e00\u81f4\u6027\u4f5c\u4e3a\u8bba\u636e \u2014\u2014 \u591a\u6570\u65b9\u6cd5\u5e76\u975e\u8868\u9762\u4e0a\u5b8c\u5168\u72ec\u7acb\u3002<\/p>\n\n\n\n

      Bernal & Peacock\uff082018\uff09\u63d0\u51fa\u4e00\u79cd\u601d\u8def\uff1a\u5c06\u6240\u6709H0\u200b\u6d4b\u91cf\u7ed3\u679c\uff08\u542b\u76f8\u4e92\u77db\u76fe\u7684\uff09\u65e0\u504f\u5408\u5e76\uff0c\u7531\u7ed3\u679c\u79bb\u6563\u5ea6\u81ea\u52a8\u8c03\u6574\u4e0d\u786e\u5b9a\u5ea6\uff0c\u5f97\u5230\u5171\u8bc6\u7ea6\u675f\u3002\u53e6\u4e00\u79cd\u601d\u8def\u662f\u6316\u6398\u4e0d\u540c\u65b9\u6cd5\u7684\u534f\u540c\u6027\u4e0e\u4e92\u8865\u6027\u3002\u672c\u6587\u8ba4\u4e3a\uff0c\u5404\u7c7b\u5c40\u57dfH0\u200b\u6d4b\u91cf\u53ef\u62c6\u89e3\u4e3a\u72ec\u7acb\u6a21\u5757<\/strong>\uff0c\u5bf9\u6bd4\u6a21\u5757\u7ed3\u679c\u53ef\u6846\u5b9a\u7cfb\u7edf\u8bef\u5dee\uff08\u5df2\u77e5\u672a\u77e5\u3001\u751a\u81f3\u672a\u77e5\u672a\u77e5\uff09\u7684\u4e0a\u9650\uff0c\u4e0e 2.3.1 \u8282\u7684\u9006\u5411\u9a8c\u8bc1\u601d\u8def\u4e00\u81f4\u3002\u5177\u4f53\u5206\u6790\u5982\u4e0b\uff1a<\/p>\n\n\n\n

      2.5.1 \u5b9a\u6807\u951a\u70b9<\/h4>\n\n\n\n

      \u951a\u70b9\u7684\u91cd\u8981\u6027\u5e38\u88ab\u4f4e\u4f30\u3002\u5f53\u524d\u5404\u7c7b\u8ddd\u79bb\u9636\u68af\u4e3b\u8981\u4f9d\u6258\u4e09\u5927\u951a\u70b9<\/strong>\uff1a\u94f6\u6cb3\u7cfb\u89c6\u5dee\u3001\u5927\u9ea6\u54f2\u4f26\u4e91\u98df\u53cc\u661f\u3001NGC 4258 \u8109\u6cfd\u8ddd\u79bb\u3002\u540e\u4e24\u8005\u540c\u65f6\u4e3a TRGB \u4e0e\u9020\u7236\u53d8\u661f\u8ddd\u79bb\u9636\u68af\u63d0\u4f9b\u951a\u5b9a\uff0c\u662f\u5f53\u524d\u4f4e\u4e0d\u786e\u5b9a\u5ea6H0\u200b\u6d4b\u91cf\u7684\u6838\u5fc3\u3002\u951a\u70b9\u51b3\u5b9a\u6d4b\u91cf\u6574\u4f53\u5c3a\u5ea6\uff0c\u5176\u8ddd\u79bb\u8bef\u5dee\u4f1a\u76f4\u63a5\u5bfc\u81f4\u54c8\u52c3\u5e38\u6570\u7cfb\u7edf\u6027\u504f\u79fb\u3002\u76ee\u524d\u65e0\u8bc1\u636e\u8868\u660e\u4e09\u5927\u951a\u70b9\u5b58\u5728\u7cfb\u7edf\u6027\u504f\u79fb\uff08Efstathiou 2020\u30012021\uff09\uff0c\u4e14\u5355\u4e2a\u951a\u70b9\u7ea6\u675f\u76f8\u4e92\u81ea\u6d3d\uff08Riess \u7b49\u4eba 2022b\uff09\u3002\u4f46\u9274\u4e8e\u951a\u70b9\u7684\u6838\u5fc3\u4f5c\u7528\u4e0e\u6570\u91cf\u7a00\u5c11\uff0c\u7814\u53d1\u72ec\u7acb\u951a\u5b9a\u65b9\u6cd5\u3001\u6846\u5b9a\u7cfb\u7edf\u8bef\u5dee<\/strong>\u4ecd\u662f\u91cd\u8981\u4f18\u5148\u65b9\u5411\u3002<\/p>\n\n\n\n

      2.5.2 \u9020\u7236\u53d8\u661f<\/h4>\n\n\n\n

      \u9020\u7236\u53d8\u661f\u662f\u5f53\u524d\u5b87\u5b99\u8ddd\u79bb\u9636\u68af\u7684\u9996\u9009\u8ddd\u79bb\u6307\u793a\u5668\uff1a\u5149\u5ea6\u6781\u9ad8\uff0c\u53ef\u89c2\u6d4b\u81f3D>10 Mpc\uff1b\u5355\u661f\u6d4b\u8ddd\u7cbe\u5ea6\u7ea6 3%\u3002\u5176\u524d\u63d0\u662f\u9020\u7236\u53d8\u661f\u4e3a\u4f18\u8d28\u8ddd\u79bb\u6307\u793a\u5668\uff0c\u5173\u952e\u7269\u7406\u6027\u8d28\u6cbf\u8ddd\u79bb\u9636\u68af\u65e0\u53d8\u5316 \u2014\u2014 \u8fd9\u65e2\u7b26\u5408\u6052\u661f\u7269\u7406\u7406\u8bba\uff0c\u4e5f\u88ab\u89c2\u6d4b\u5b9e\u8bc1\u3002<\/p>\n\n\n\n

      \u8be5\u6d4b\u91cf\u7684\u6838\u5fc3\u5047\u8bbe\u4f9d\u6258\u5b87\u5b99\u5b66\u539f\u7406<\/strong>\uff1a\u7ea6 10 Mpc \u5185\u7684\u5c40\u57df\u9020\u7236\u53d8\u661f\uff0c\u4e0e 10 Mpc \u5916\u9ad8\u7ea2\u79fb\u9020\u7236\u53d8\u661f\uff08\u8db3\u591f\u8d85\u65b0\u661f\u5bbf\u4e3b\u6837\u672c\uff09\u9075\u5faa\u76f8\u540c\u5468\u5149\u5173\u7cfb\uff0c\u65e0\u4efb\u4f55\u8bc1\u636e\u8868\u660e\u9636\u68af\u5b58\u5728\u65ad\u88c2\u3002<\/p>\n\n\n\n

      \u4e8b\u5b9e\u4e0a\uff0c\u9636\u68af\u7b2c\u4e8c\u7ea7\u7684\u7cbe\u5ea6\u4e3b\u8981\u53d7\u542b\u9020\u7236\u53d8\u661f\u4e0e\u8d85\u65b0\u661f\u7684\u5408\u9002\u5bbf\u4e3b\u6570\u91cf<\/strong>\u9650\u5236\uff08\u03c3H0\u200b\u200b\u223c6%\/N\u200b\uff0cN \u4e3a\u5bbf\u4e3b\u6570\uff09\u3002\u8be5\u6570\u91cf\u4ece 2016 \u5e74\u7684 19 \u4e2a\u589e\u81f3 2020 \u5e74\u7684 42 \u4e2a\uff0c\u4e0d\u786e\u5b9a\u5ea6\u663e\u8457\u964d\u4f4e\u3002\u82e5\u8981\u8bc1\u660e\u8be5\u73af\u8282\u5b58\u5728\u95ee\u9898\uff0c\u9700\u5047\u8bbe 10 Mpc \u5185\u7684\u9020\u7236\u53d8\u661f\u6821\u51c6\u5668\uff0c\u4e0e 10\u201340 Mpc \u7684\u9020\u7236\u53d8\u661f\u5728\u5149\u5ea6\u3001\u8d28\u91cf\u3001\u5149\u53d8\u5468\u671f\u4e00\u81f4\u7684\u524d\u63d0\u4e0b\uff0c\u5185\u7980\u6027\u8d28\u5b58\u5728\u5dee\u5f02 \u2014\u2014 \u8fd9\u4e0e\u6052\u661f\u6f14\u5316\u7406\u8bba\u76f8\u6096\uff0c\u4e14\u65e0\u89c2\u6d4b\u8bc1\u636e\u652f\u6301\u3002<\/p>\n\n\n\n

      Riess \u7b49\u4eba\uff082022b\uff09\u89c2\u6d4b\u5230\u8d6b\u8328\u666e\u9f99\u9012\u8fdb\u4e0e\u8109\u52a8\u6a21\u5f0f\u5171\u632f\uff0c\u9a8c\u8bc1\u4e86\u8109\u52a8\u6807\u51c6\u70db\u5149\u7269\u7406\u673a\u5236\u7684\u666e\u9002\u6027\u4e0e\u8ddd\u79bb\u9636\u68af\u7684\u4e00\u81f4\u6027\uff1b\u6240\u7528\u9020\u7236\u53d8\u661f\u7684\u5149\u5ea6\u3001\u8d28\u91cf\u5206\u5e03\u5747\u5300\u3002\u5468\u5149\u5173\u7cfb\u5b58\u5728\u9884\u671f\u7684\u91d1\u5c5e\u4e30\u5ea6\u4f9d\u8d56\uff0c\u53ef\u901a\u8fc7\u6821\u51c6\u4fee\u6b63\uff08Romaniello \u7b49\u4eba 2022\uff1bBreuval \u7b49\u4eba 2022 \u53ca\u53c2\u8003\u6587\u732e\uff09\uff0c\u4f46\u5468\u5149\u5173\u7cfb\u5bf9\u6052\u661f\u73af\u5883\u4f9d\u8d56\u7684\u7406\u89e3\u504f\u5dee\uff0c\u4ecd\u53ef\u80fd\u5e26\u6765\u95ee\u9898\u3002<\/p>\n\n\n\n

      \u9020\u7236\u53d8\u661f\u5df2\u5728\u591a\u53f0\u4eea\u5668\u3001\u591a\u4e2a\u6ce2\u6bb5\u88ab\u72ec\u7acb\u6d4b\u91cf\uff0c\u6807\u51c6\u8ddd\u79bb\u9636\u68af\u91c7\u7528\u7edf\u4e00\u6d4b\u5149\u4eea\u5668\uff0c\u96f6\u70b9\u8bef\u5dee\u53ef\u80fd\u6027\u6781\u4f4e\u3002\u8fd1\u90bb\u9020\u7236\u53d8\u661f\u89c6\u5dee\u6d4b\u91cf\u7684\u7cfb\u7edf\u8bef\u5dee\u6301\u7eed\u964d\u4f4e\uff1a\u4ece\u54c8\u52c3\u671b\u8fdc\u955c\u7a7a\u95f4\u626b\u63cf\uff08Riess \u7b49\u4eba 2018a\uff09\uff0c\u5230\u76d6\u4e9a\u536b\u661f\u89c6\u5dee\uff08Riess \u7b49\u4eba 2021\u30012022a\uff09\u3002<\/p>\n\n\n\n

      \u6b64\u5916\uff0cJavanmardi \u7b49\u4eba\uff082021\uff09\u4ece\u539f\u59cb\u6570\u636e\u51fa\u53d1\uff0c\u5b8c\u5168\u72ec\u7acb\u91cd\u590d\u4e86 NGC 5584 \u661f\u7cfb\u7684\u9020\u7236\u53d8\u661f\u5468\u5149\u5173\u7cfb\u4e0e\u8ddd\u79bb\u6821\u51c6\u5206\u6790\uff08\u6d4b\u5149\u5de5\u5177\u3001\u5149\u53d8\u66f2\u7ebf\u65b9\u6cd5\u5747\u4e0e SH0ES \u56e2\u961f\u4e0d\u540c\uff09\uff0c\u9a8c\u8bc1\u4e86 SH0ES \u7ed3\u679c\u3002<\/p>\n\n\n\n

      \u54c8\u52c3\u671b\u8fdc\u955c\u9020\u7236\u53d8\u661f\u6d4b\u5149\u7684\u4e3b\u8981\u95ee\u9898\u662f\u6052\u661f\u6df7\u6dc6<\/strong>\uff0c\u957f\u5468\u671f\u3001\u9ad8\u4eae\u5ea6\u3001\u8fdc\u8ddd\uff08D>10 Mpc\uff09\u9020\u7236\u53d8\u661f\u53d7\u5f71\u54cd\u5c24\u751a\u3002JWST \u5bf9\u8fdc\u8ddd\u9020\u7236\u53d8\u661f\u7684\u91cd\u65b0\u89c2\u6d4b\uff08Yuan \u7b49\u4eba 2022a\uff1bRiess \u7b49\u4eba 2023\uff09\u8868\u660e\uff0c\u6052\u661f\u6df7\u6dc6\u5bf9H0\u200b\u7684\u5f71\u54cd\u5fae\u4e4e\u5176\u5fae\uff0c\u54c8\u52c3\u671b\u8fdc\u955c\u6d4b\u5149\u65e0\u6cd5\u504f\u4eae\u5230\u7f13\u89e3\u54c8\u52c3\u5f20\u529b\u3002\u5c18\u57c3\u6d88\u5149\u7406\u8bba\u4e0a\u662f\u6f5c\u5728\u8bef\u5dee\u6e90\uff0c\u4f46\u8fd1\u7ea2\u5916\u3001\u4e2d\u7ea2\u5916\uff08JWST\uff09\u6d88\u5149\u6781\u4f4e\uff0c\u6d4b\u91cf\u7ed3\u679c\u65e0\u663e\u8457\u504f\u79bb\u3002<\/p>\n\n\n\n

      \u6807\u51c6\u8ddd\u79bb\u9636\u68af\u7684\u603b\u4e0d\u786e\u5b9a\u5ea6\u4e2d\uff0c\u4e09\u5927\u951a\u70b9\u8bef\u5dee + \u5c11\u91cf Ia \u578b\u8d85\u65b0\u661f\u5bbf\u4e3b\u8bef\u5dee<\/strong>\u5360\u6bd4\u8fbe 85%\u3002<\/p>\n\n\n\n

      2.5.3 \u7ea2\u5de8\u661f\u652f\u7ec8\u70b9\uff08TRGB\uff09<\/h4>\n\n\n\n

      TRGB \u6d4b\u91cf\u7684\u6838\u5fc3\u5f71\u54cd\u56e0\u7d20\uff0c\u662f\u7ec8\u70b9\u7684\u7cbe\u51c6\u5b9a\u4e49\u4e0e\u6d4b\u5b9a<\/strong>\uff0cScolnic \u7b49\u4eba\uff082023\uff09\u5df2\u8bc1\u5b9e\u5176\u5bf9H0\u200b\u7ed3\u679c\u7684\u663e\u8457\u5f71\u54cd\u3002Freedman \u7b49\u4eba\uff082020\uff09\u91c7\u7528\u5149\u5ea6\u51fd\u6570\u53d8\u5316\u6700\u5feb\u70b9\u7684\u81ea\u7136\u5b9a\u4e49\uff0c\u4e0e Scolnic \u7b49\u4eba\uff082023\uff09\u6700\u5927\u5316\u7ec8\u70b9\u4e0a\u4e0b\u5929\u4f53\u6570\u91cf\u5bf9\u6bd4\u5ea6\u7684\u65b9\u6cd5\uff0c\u7ed3\u679c\u5b58\u5728\u5dee\u5f02\u3002<\/p>\n\n\n\n

      2.5.4 \u5de8\u8109\u6cfd<\/h4>\n\n\n\n

      2.3.5 \u8282\u7684\u5de8\u8109\u6cfd\u5b87\u5b99\u5b66\u9879\u76ee\uff0c\u662f\u57fa\u4e8e\u8109\u6cfd\u8ddd\u79bb\u7684\u5355\u7ea7\u76f4\u63a5H0\u200b\u6d4b\u5b9a<\/strong>\u3002\u5c3d\u7ba1\u53d7\u672c\u52a8\u901f\u5ea6\u5047\u8bbe\u5e26\u6765\u7684\u7cfb\u7edf\u8bef\u5dee\u5f71\u54cd\u8f83\u5927\uff0c\u4f46\u8bc1\u660e\u4e86\u5b8c\u5168\u72ec\u7acb\u6d4b\u91cf\u8def\u5f84<\/strong>\u7684\u53ef\u884c\u6027\uff0c\u4e14\u7ed3\u679c\u504f\u5411\u9ad8H0\u200b\u533a\u95f4\u3002<\/p>\n\n\n\n

      2.5.5 \u8d85\u65b0\u661f<\/h4>\n\n\n\n

      \u9636\u68af\u6700\u540e\u4e00\u7ea7\u4f18\u9009\u8d85\u65b0\u661f\u4f5c\u4e3a\u54c8\u52c3\u6d41\u5185\u7684\u6807\u51c6\u70db\u5149\u3002\u8d85\u65b0\u661f\u5f97\u5230\u7684\u8ddd\u79bb – \u7ea2\u79fb\u5173\u7cfb\uff0c\u4f4e\u7ea2\u79fb\u4e0b\u53d7\u5b87\u5b99\u6574\u4f53\u6d41\u52a8\u5f71\u54cd\uff0c\u9ad8\u7ea2\u79fb\u4e0b\u53d7\u5b87\u5b99\u5b66\u6a21\u578b\u5f71\u54cd\uff1b\u91c7\u7528\u7684\u7ea2\u79fb\u622a\u65ad\u5df2\u5c06\u4e24\u8005\u5f71\u54cd\u964d\u81f3\u8fdc\u4f4e\u4e8e\u7edf\u8ba1\u8bef\u5dee\u7684\u6c34\u5e73\u3002Tully \u7b49\u4eba\uff082023\uff09\u7b49\u672c\u52a8\u901f\u5ea6\u573a\u5efa\u6a21\u65b9\u6cd5\u57fa\u4e8e\u5927\u91cf\u4e0d\u540c\u65b9\u6848\uff0c\u7cfb\u7edf\u8bef\u5dee\u4f20\u64ad\u590d\u6742\uff0c\u4f46\u6574\u4f53\u4fee\u6b63\u5e45\u5ea6\u53ef\u63a7\u3002<\/p>\n\n\n\n

      2.5.6 \u66ff\u4ee3\u9636\u68af<\/h4>\n\n\n\n

      \u591a\u6570\u66ff\u4ee3\u8ddd\u79bb\u9636\u68af\u4ee5\u9020\u7236\u53d8\u661f\u6216 TRGB \u4e3a\u6821\u51c6\u5668\uff0c\u5171\u4eab\u951a\u70b9\u4e0e\u6821\u51c6\u5668\u7cfb\u7edf\u8bef\u5dee\uff08\u5982 2.3.4 \u8282 II \u578b\u8d85\u65b0\u661f\u30012.3 \u8282\u6240\u6709\u66ff\u4ee3\u9636\u68af\uff09\u3002\u4f46\u8fd9\u4e9b\u66ff\u4ee3\u65b9\u6cd5\u7ed3\u679c\u9ad8\u5ea6\u4e00\u81f4\uff0c\u8bf4\u660e\u8d85\u65b0\u661f\u7cfb\u7edf\u8bef\u5dee\u5e76\u975e\u54c8\u52c3\u5f20\u529b\u6838\u5fc3<\/strong>\uff0c\u4e0e 2.2 \u8282\u53cc\u7ea7\u9636\u68af\u7ed3\u8bba\u76f8\u7b26\u3002\u5355\u4e00\u66ff\u4ee3\u9636\u68af\u7cbe\u5ea6\u4e0d\u8db3\u4ee5\u4ea7\u751f > 3\u03c3 \u7684\u54c8\u52c3\u5f20\u529b\uff0c\u4f46\u6574\u4f53\u4e00\u81f4\u6027\u8868\u660e\uff0c\u7cfb\u7edf\u8bef\u5dee\u66f4\u53ef\u80fd\u6765\u81ea\u6821\u51c6\u5668\uff08\u9020\u7236\u53d8\u661f \/ TRGB\uff09\u6216\u951a\u70b9\u5c42\u9762\u3002<\/p>\n\n\n\n

      2.5.7 \u603b\u7ed3<\/h4>\n\n\n\n

      \u82e5\u8981\u8ba9\u5c40\u57dfH0\u200b\u504f\u79fb\u7ea6 3\u20135km s\u22121 Mpc\u22121\u4ee5\u89e3\u51b3\u5f20\u529b\uff0c\u9700\u8981\u591a\u4e2a\u7cfb\u7edf\u8bef\u5dee\u5747\u88ab\u4f4e\u4f30\u4e14\u540c\u5411\u53e0\u52a0<\/strong>\uff0c\u53ef\u80fd\u6027\u6781\u4f4e\u3002\u5f53\u524d\u7cfb\u7edf\u8bef\u5dee\u7684\u7cbe\u51c6\u63a7\u5236<\/strong>\u5df2\u6210\u4e3a\u5173\u952e\u3002\u9057\u61be\u7684\u662f\uff0c\u4e0d\u540c\u4f5c\u8005 \/ \u56e2\u961f\u5bf9\u7cfb\u7edf\u8bef\u5dee\u7684\u5904\u7406\u65b9\u5f0f\u4e0d\u4e00\uff1a\u90e8\u5206\u7814\u7a76\u5c06\u7cfb\u7edf\u8bef\u5dee\u4e0e\u7edf\u8ba1\u8bef\u5dee\u5206\u5f00\u4f20\u64ad\uff0c\u90e8\u5206\u62a5\u544a\u8bef\u5dee\u6765\u6e90\u5206\u89e3\uff0c\u90e8\u5206\u5408\u5e76\u4e3a\u603b\u8bef\u5dee\u68d2\uff0c\u751a\u81f3\u90e8\u5206\u7814\u7a76\u672a\u7ed9\u51fa\u7cfb\u7edf\u4e0d\u786e\u5b9a\u5ea6\u3002\u672a\u6765\uff0c\u900f\u660e\u7684\u8bef\u5dee\u5206\u89e3\u4e0e\u53ef\u8ffd\u6eaf\u7684\u7cfb\u7edf\u8bef\u5dee\u5904\u7406<\/strong>\uff0c\u5c06\u6781\u5927\u63a8\u52a8\u9886\u57df\u8fdb\u5c55\u3002<\/p>\n

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