HST_Key_Project 2001
CHANDRA+tSZ 2006
Cepheids+SNIa 2011
WMAP9++ 2013
Inv_Dist_Ladder 2015
LIGO+Virgo+KAGRA 2021
Planck_PR3++ 2018
XMM+Planck_tSZ 2018
GravLens_Time_Delay 2019
TRGB_Dist_Ladder 2019
Megamasers 2020
eBOSS_BBN+BAO 2020
SBF_distances 2021
72
±
8
73.7
+10.5
-8.5
73.8
±
2.4
68.76
±
0.84
67.3
±
1.1
68
+12.0
-7.0
67.66
±
0.42
67
±
3
73.3
+1.8
-1.7
69.8
±
1.9
73.9
±
3.0
67.35
±
0.97
Cepheids+SNIa 2021
73.04
±
1.04
73.3
±
2.5
55
60
65
70
75
80
85
Hubble Constant, H
0
, km/s/Mpc
LAMBDA - January 2022