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 ...
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 ...
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 ...
Aug 10, 2012 ... and right ascension lines run horizontal like latitude with coordinates measured
vertically. However this doesn't seem to be the case so I need ...
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 ...
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 ...
Mar 1, 2012 ... This animation explains how to measure declination and right ascension. More
about how these measurements are used in astronomy and WJ ...