trick/trick_models/helios/include/lh_coords.h
2015-02-26 09:02:31 -06:00

23 lines
604 B
C

#ifndef LH_COORDS_H
#define LH_COORDS_H
#ifdef __cplusplus
extern "C" {
#endif
void equatorial_to_local_horiz(double lat, /* Observer's latitude IN */
double HA, /* hour_angle IN */
double ra, /* Right Ascension (degrees) IN */
double decl, /* Declination (degrees) IN */
double *az, /* Azimuth (degrees) OUT */
double *el) ; /* Elevation (degrees) OUT */
#ifdef __cplusplus
}
#endif
#endif