Preparing your Lab
AllScienceTools
AllScienceTools
Calculate the recession velocity and distance of distant galaxies based on their observed redshift.
Distance
Billion Light Years (Gly)
Velocity
km/s
Distance
Mpc
Relativistic Hubble's Law: For high redshifts, we use the relativistic Doppler formula to calculate the recession velocity $v$, and then apply $d = v / H_0$. The redshift $z$ represents the expansion of space itself.
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