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Hubble Diagram

Click on any image to find the original source.

Hubble's original (1929) diagram

Hubble diagram of supernovae (Reiss et al. (2005))

2 of 4 Type Ia supernovae with distances calibrated by Cepheid variables

The resulting Hubble Diagram

The resulting Hubble constant

Þ H0 = 73 ± 4 (statistical) ± 5 (systematic) km/s/Mpc

 3740 Home ASTR 3740 Spring 2007 Homepage

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Updated 2 Apr 2007