Function: solar-right-ascension
solar-right-ascension is a byte-compiled function defined in
solar.el.gz.
Signature
(solar-right-ascension LONGITUDE OBLIQUITY)
Documentation
Right ascension of the sun, in hours, given LONGITUDE and OBLIQUITY.
Both arguments are in degrees.
Source Code
;; Defined in /usr/src/emacs/lisp/calendar/solar.el.gz
(defun solar-right-ascension (longitude obliquity)
"Right ascension of the sun, in hours, given LONGITUDE and OBLIQUITY.
Both arguments are in degrees."
(solar-degrees-to-hours
(solar-arctan
(* (solar-cosine-degrees obliquity) (solar-tangent-degrees longitude))
(solar-degrees-to-quadrant longitude))))