This is the index page for the Horizon/Equatorial Coordinates section of the Astronomy Library for SOFA Library Issue 2020-07-21 for ANSI C. The Horizon/Equatorial Coordinates section includes the following routines:
Ae2hd | — | Transform azimuth and altitude to hour angle and declination |
Hd2ae | — | Transform hour angle and declination to azimuth and altitude |
Hd2pa | — | Parallactic angle for a given hour angle and declination |