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lunar.h
1 /*
2 * This library is free software; you can redistribute it and/or
3 * modify it under the terms of the GNU Lesser General Public
4 * License as published by the Free Software Foundation; either
5 * version 2 of the License, or (at your option) any later version.
6 *
7 * This library is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10 * Lesser General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program; if not, write to the Free Software
14 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15 *
16 * Copyright (C) 2000 - 2005 Liam Girdwood
17 */
18
19 #ifndef _LN_LUNAR_H
20 #define _LN_LUNAR_H
21
22 #include <libnova/ln_types.h>
23
24 #define LN_LUNAR_STANDART_HORIZON 0.125
25
26 #ifdef __cplusplus
27 extern "C" {
28 #endif
29
41 double LIBNOVA_EXPORT ln_get_lunar_sdiam (double JD);
42
48 int LIBNOVA_EXPORT ln_get_lunar_rst (double JD, struct ln_lnlat_posn * observer, struct ln_rst_time * rst);
49
54 /* ELP 2000-82B theory */
55 void LIBNOVA_EXPORT ln_get_lunar_geo_posn (double JD, struct ln_rect_posn * moon, double precision);
56
61 void LIBNOVA_EXPORT ln_get_lunar_equ_coords_prec (double JD, struct ln_equ_posn * position, double precision);
62
67 void LIBNOVA_EXPORT ln_get_lunar_equ_coords (double JD, struct ln_equ_posn * position);
68
73 void LIBNOVA_EXPORT ln_get_lunar_ecl_coords (double JD, struct ln_lnlat_posn * position, double precision);
74
79 double LIBNOVA_EXPORT ln_get_lunar_phase (double JD);
80
85 double LIBNOVA_EXPORT ln_get_lunar_disk (double JD);
86
91 double LIBNOVA_EXPORT ln_get_lunar_earth_dist (double JD);
92
97 double LIBNOVA_EXPORT ln_get_lunar_bright_limb (double JD);
98
103 double LIBNOVA_EXPORT ln_get_lunar_long_asc_node (double JD);
104
109 double LIBNOVA_EXPORT ln_get_lunar_long_perigee (double JD);
110
111 #ifdef __cplusplus
112 };
113 #endif
114
115 #endif
ln_rect_posn
Rectangular coordinates.
Definition: ln_types.h:237
ln_equ_posn
Equatorial Coordinates.
Definition: ln_types.h:170
ln_get_lunar_long_asc_node
double LIBNOVA_EXPORT ln_get_lunar_long_asc_node(double JD)
Calculate the longitude of the Moon&#39;s mean ascending node.
Definition: lunar.c:39496
ln_get_lunar_sdiam
double LIBNOVA_EXPORT ln_get_lunar_sdiam(double JD)
Calculate the semidiameter of the Moon in arc seconds.
Definition: lunar.c:39480
ln_lnlat_posn
Ecliptical (or celestial) Longitude and Latitude.
Definition: ln_types.h:200
ln_get_lunar_equ_coords
void LIBNOVA_EXPORT ln_get_lunar_equ_coords(double JD, struct ln_equ_posn *position)
Calculate lunar equatorial coordinates.
Definition: lunar.c:39327
ln_get_lunar_disk
double LIBNOVA_EXPORT ln_get_lunar_disk(double JD)
Calculate the illuminated fraction of the Moons disk.
Definition: lunar.c:39410
ln_get_lunar_equ_coords_prec
void LIBNOVA_EXPORT ln_get_lunar_equ_coords_prec(double JD, struct ln_equ_posn *position, double precision)
Calculate lunar equatorial coordinates.
Definition: lunar.c:39311
ln_rst_time
Rise, Set and Transit times.
Definition: ln_types.h:317
ln_get_lunar_geo_posn
void LIBNOVA_EXPORT ln_get_lunar_geo_posn(double JD, struct ln_rect_posn *moon, double precision)
Calculate the rectangular geocentric lunar cordinates.
Definition: lunar.c:39191
ln_get_lunar_phase
double LIBNOVA_EXPORT ln_get_lunar_phase(double JD)
Calculate the phase angle of the Moon.
Definition: lunar.c:39380
ln_get_lunar_long_perigee
double LIBNOVA_EXPORT ln_get_lunar_long_perigee(double JD)
Calculate the longitude of the Moon&#39;s mean perigee.
Definition: lunar.c:39517
ln_get_lunar_earth_dist
double LIBNOVA_EXPORT ln_get_lunar_earth_dist(double JD)
Calculate the distance between the Earth and the Moon.
Definition: lunar.c:39364
ln_get_lunar_rst
int LIBNOVA_EXPORT ln_get_lunar_rst(double JD, struct ln_lnlat_posn *observer, struct ln_rst_time *rst)
Calculate the time of rise, set and transit for the Moon.
Definition: lunar.c:39467
ln_get_lunar_ecl_coords
void LIBNOVA_EXPORT ln_get_lunar_ecl_coords(double JD, struct ln_lnlat_posn *position, double precision)
Calculate lunar ecliptical coordinates.
Definition: lunar.c:39342
ln_get_lunar_bright_limb
double LIBNOVA_EXPORT ln_get_lunar_bright_limb(double JD)
Calculate the position angle of the Moon&#39;s bright limb.
Definition: lunar.c:39431