NGC 7331  Spectra, Stephane Neveu

NGC 7331 Spectra

NGC 7331  Spectra, Stephane Neveu

NGC 7331 Spectra

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Description

Observed NGC 7331 spectra versus reference spectra.

Doppler shift shows a redshift (z) = 0.00238

Galaxy velocity = 714 km/s + earth velocity correction13km/s.

Using Hubble constant 71km/s/Mpc we do have here a distance of D=V/H D=10,25 Mpc

in LY = 33,4 million Light years away.

NED database references

Comments

Histogram

NGC 7331  Spectra, Stephane Neveu

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