Right ascension (abbreviated RA; symbol α) is the angular distance measured
eastward along the celestial equator from the vernal equinox to the hour circle of
Term: right ascension. The stars on the celestial sphere are like cities on the
globe. Cities are located on the globe using latitude and longitude. Longitude
Jul 20, 2006 ... "Right ascension" and "declination" tell you where your telescope is pointed in
the sky. But what are celestial coordinates, really?
The second coordinate in the celestial equatorial system is right ascension. It is
analogous to (but not the same as) longitude. Much has Greenwich is the ...
Right ascension, in astronomy, the east–west coordinate by which the position of
a celestial body is ordinarily measured; more precisely, it is the angular ...
Jun 15, 2009 ... The celestial equivalent to longitude is called right ascension. It's measured not
in degrees but in “hours”, from 0h to 24h. Astronomers cooked ...
Declination and Right Ascension. We saw in Unit 1 how we use latitude and
longitude to locate a point on the surface of the Earth. How do we locate a point
18 hours Universal Time corresponds to noon in the Central time zone of the
United States when standard time is in effect. During the spring and summer ...
Right ascension is analogous to longitude, is usually measured in units of time:
hours, minutes, seconds. The zero-point for right ascension is the Vernal ...
May 20, 2014 ... When viewing star maps in Stellarium, I noticed that the meridians of the
equatorial grid were denoted in hours and not degrees, and that ...