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Declination and Right Ascension

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I'm stuck on this multiple choice question:

Which of the following could be the equitorial co-ordinates of a star that rises to the south of east when viewed from 48 degrees north latitude, and 88 degrees west longitude?

a declination 60, right ascension 13 hours
b declination 30, right ascension 6 hours
c declination -30, right ascension 1 hour
d declination -60, right ascension 20 hours

I was hoping that someone could tell me the answer and how to come up with it. I am very confused about right ascension!

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Solution Summary

A declination for the right ascension is examined. The equatorial coordinates of the stars are given.

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See, the southern side rising stars will be either c or d.
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Solution provided by:
  • BEng, Allahabad University, India
  • MSc , Pune University, India
  • PhD (IP), Pune University, India
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