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  Astronomy Library - Horizon/Equatorial Coordinates

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
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Last modified: 2020 July 21