basic

Hubble Recession Velocity Calculator

v = H₀ · d for cosmological distances.

Compute the cosmological recession velocity of a galaxy from its distance using v = H₀ · d, with H₀ defaulted to 70 km/s/Mpc.

Dr. Helena Ortiz By Dr. Helena Ortiz
Published Last reviewed 1 min read

Inputs

Mpc
km/s/Mpc

Results

Enter values and click Calculate to see results.
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How to use this calculator

  1. Fill in the inputs above using the units you already have.
  2. Values update automatically as you type — no submit button needed.
  3. Hover any result row for the underlying formula and intermediate values.

Formula

v (km/s) = H₀ · d (Mpc)

In depth

Compute the cosmological recession velocity of a galaxy from its distance using v = H₀ · d, with H₀ defaulted to 70 km/s/Mpc.