Distance to a galaxy using the Hubble law
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In the spectrum of the galaxy NGC4839, the K line of a singly ionized calcium has a wavelength 403.2 nm.
(a) What is the redshift of this galaxy?
(b) Determine the distance to this galaxy using the Hubble law with H0 = 73km/s/Mpc.
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The solution calculates the distance to a galaxy using the Hubble Law.
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