21 #ifndef _LN_NUTATION_H
22 #define _LN_NUTATION_H
24 #include <libnova/ln_types.h>
Definition: nutation.c:35
double ra
Definition: ln_types.h:177
double obliquity
Definition: ln_types.h:330
double ecliptic
Definition: ln_types.h:331
void ln_get_nutation(double JD, struct ln_nutation *nutation)
Calculate nutation.
Definition: nutation.c:189
double LIBNOVA_EXPORT ln_deg_to_rad(double degrees)
degrees to radians
Definition: utility.c:93
void ln_get_equ_nut(struct ln_equ_posn *mean_position, double JD, struct ln_equ_posn *position)
Calculate equatorial coordinates with the effects of nutation.
Definition: nutation.c:279
double longitude
Definition: ln_types.h:329
Nutation in longitude, ecliptic and obliquity.
Definition: ln_types.h:328
double ln_get_jde(double JD)
Calculate Julian ephemeris day(JDE)
Definition: dynamical_time.c:214
Definition: nutation.c:27
Equatorial Coordinates.
Definition: ln_types.h:176
double dec
Definition: ln_types.h:178