;;; End of user options.
(defvar solar-sidereal-time-greenwich-midnight nil
- "Sidereal time at Greenwich at midnight (universal time).")
+ "Sidereal time at Greenwich at midnight (Universal Time).")
(defvar solar-northern-spring-or-summer-season nil
"Non-nil if northern spring or summer and nil otherwise.
(defun solar-ephemeris-time (time)
"Ephemeris Time at moment TIME.
TIME is a pair with the first component being the number of Julian centuries
-elapsed at 0 Universal Time, and the second component being the universal
-time. For instance, the pair corresponding to November 28, 1995 at 16 UT is
+elapsed at 0 Universal Time, and the second component counting Universal Time
+hours. For instance, the pair corresponding to November 28, 1995 at 16 UT is
\(-0.040945 16), -0.040945 being the number of Julian centuries elapsed between
Jan 1, 2000 at 12 UT and November 28, 1995 at 0 UT.
"Right ascension (in hours) and declination (in degrees) of the sun at TIME.
TIME is a pair with the first component being the number of
Julian centuries elapsed at 0 Universal Time, and the second
-component being the universal time. For instance, the pair
+component counting Universal Time hours. For instance, the pair
corresponding to November 28, 1995 at 16 UT is (-0.040945 16),
-0.040945 being the number of Julian centuries elapsed between
Jan 1, 2000 at 12 UT and November 28, 1995 at 0 UT. SUNRISE-FLAG is passed
"Azimuth and height of the sun at TIME, LATITUDE, and LONGITUDE.
TIME is a pair with the first component being the number of
Julian centuries elapsed at 0 Universal Time, and the second
-component being the universal time. For instance, the pair
+component counting Universal Time hours. For instance, the pair
corresponding to November 28, 1995 at 16 UT is (-0.040945 16),
-0.040945 being the number of Julian centuries elapsed between
Jan 1, 2000 at 12 UT and November 28, 1995 at 0 UT. SUNRISE-FLAG
being TIME.
TIME is a pair with the first component being the number of Julian centuries
-elapsed at 0 Universal Time, and the second component being the universal
-time. For instance, the pair corresponding to November 28, 1995 at 16 UT is
+elapsed at 0 Universal Time, and the second component counting Universal Time
+hours. For instance, the pair corresponding to November 28, 1995 at 16 UT is
\(-0.040945 16), -0.040945 being the number of Julian centuries elapsed between
Jan 1, 2000 at 12 UT and November 28, 1995 at 0 UT.
Parameters are the midday TIME and the LATITUDE, LONGITUDE of the location.
TIME is a pair with the first component being the number of Julian centuries
-elapsed at 0 Universal Time, and the second component being the universal
-time. For instance, the pair corresponding to November 28, 1995 at 16 UT is
+elapsed at 0 Universal Time, and the second component counting Universal Time
+hours. For instance, the pair corresponding to November 28, 1995 at 16 UT is
\(-0.040945 16), -0.040945 being the number of Julian centuries elapsed between
Jan 1, 2000 at 12 UT and November 28, 1995 at 0 UT.