If a galaxy has a radial velocity of 8000 km/sec and the Hubble constant is 70 km/sec/Mpc, what is the distance to this galaxy? What’s the formula for this question?

## km/sec's tag archives

2

Feb

Feb

# If a galaxy has a radial velocity of 8000 km/sec and the Hubble constant is 70 km/sec/Mpc, what’s the distance?

Posted by Admin in Wednesday, February 2nd 2011 1 comment so far

1

Feb

Feb

# If a galaxy has a recessional velocity of 5000 km/sec, what would be its distance?

Posted by Admin in Tuesday, February 1st 2011 2 comments already

Even if someone can give me a formula to help me find the distance that would be fantastic! I’m good at math but don’t even know where to begin with this

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Jan

Jan

# If a galaxy is found receding from us at 894 km/sec and it is located at a distance of 12 Mpc, what is the age?

Posted by Admin in Monday, January 31st 2011 1 comment so far

If a galaxy is found receding from us at 894 km/sec and it is located at a distance of 12 Mpc, what is the age of the universe if the universe is flat? What’s the formula for this question?

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