Instead of a single point, you can find the following information about Capricornus:
* Approximate Right Ascension: 21 hours
* Approximate Declination: -20 degrees
To be more precise, you can look at individual stars within Capricornus:
* Alpha Capricorni (Algedi): Right Ascension 20h 16m 33s, Declination -14° 37' 15"
* Beta Capricorni (Dabih): Right Ascension 20h 14m 13s, Declination -15° 24' 34"
Keep in mind that these are just the coordinates of some of the brightest stars in Capricornus. The constellation itself spans a much larger area of the sky.