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saturn.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_SATURN_H
20 #define _LN_SATURN_H
21
22 #include <libnova/ln_types.h>
23
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27
39 double LIBNOVA_EXPORT ln_get_saturn_equ_sdiam (double JD);
40
45 double LIBNOVA_EXPORT ln_get_saturn_pol_sdiam (double JD);
46
51 int LIBNOVA_EXPORT ln_get_saturn_rst (double JD, struct ln_lnlat_posn * observer, struct ln_rst_time * rst);
52
57 /* Chapter 31 Pg 206-207 Equ 31.1 31.2 , 31.3 using VSOP 87 */
58 void LIBNOVA_EXPORT ln_get_saturn_helio_coords (double JD, struct ln_helio_posn * position);
59
64 /* Chapter 31 Pg 206-207 Equ 31.1 31.2 , 31.3 using VSOP 87 */
65 void LIBNOVA_EXPORT ln_get_saturn_equ_coords (double JD, struct ln_equ_posn * position);
66
72 /* Chapter ?? */
73 double LIBNOVA_EXPORT ln_get_saturn_earth_dist (double JD);
74
80 /* Chapter ?? */
81 double LIBNOVA_EXPORT ln_get_saturn_solar_dist (double JD);
82
88 /* Chapter ?? */
89 double LIBNOVA_EXPORT ln_get_saturn_magnitude (double JD);
90
96 /* Chapter 41 */
97 double LIBNOVA_EXPORT ln_get_saturn_disk (double JD);
98
104 /* Chapter 41 */
105 double LIBNOVA_EXPORT ln_get_saturn_phase (double JD);
106
111 void LIBNOVA_EXPORT ln_get_saturn_rect_helio (double JD, struct ln_rect_posn * position);
112
113 #ifdef __cplusplus
114 };
115 #endif
116
117 #endif
ln_get_saturn_helio_coords
void LIBNOVA_EXPORT ln_get_saturn_helio_coords(double JD, struct ln_helio_posn *position)
Calculate Saturn&#39;s heliocentric coordinates.
Definition: saturn.c:6548
ln_rect_posn
Rectangular coordinates.
Definition: ln_types.h:237
ln_get_saturn_disk
double LIBNOVA_EXPORT ln_get_saturn_disk(double JD)
Calculate the illuminated fraction of Saturn&#39;s disk.
Definition: saturn.c:6693
ln_equ_posn
Equatorial Coordinates.
Definition: ln_types.h:170
ln_get_saturn_rst
int LIBNOVA_EXPORT ln_get_saturn_rst(double JD, struct ln_lnlat_posn *observer, struct ln_rst_time *rst)
Calculate the time of rise, set and transit for Saturn.
Definition: saturn.c:6741
ln_get_saturn_earth_dist
double LIBNOVA_EXPORT ln_get_saturn_earth_dist(double JD)
Calculate the distance between Saturn and the Earth.
Definition: saturn.c:6622
ln_get_saturn_pol_sdiam
double LIBNOVA_EXPORT ln_get_saturn_pol_sdiam(double JD)
Calculate the polar semidiameter of Saturn in arc seconds.
Definition: saturn.c:6770
ln_lnlat_posn
Ecliptical (or celestial) Longitude and Latitude.
Definition: ln_types.h:200
ln_rst_time
Rise, Set and Transit times.
Definition: ln_types.h:317
ln_get_saturn_solar_dist
double LIBNOVA_EXPORT ln_get_saturn_solar_dist(double JD)
Calculate the distance between Saturn and the Sun.
Definition: saturn.c:6655
ln_helio_posn
Heliocentric position.
Definition: ln_types.h:216
ln_get_saturn_magnitude
double LIBNOVA_EXPORT ln_get_saturn_magnitude(double JD)
Calculate the visible magnitude of Saturn.
Definition: saturn.c:6673
ln_get_saturn_equ_sdiam
double LIBNOVA_EXPORT ln_get_saturn_equ_sdiam(double JD)
Calculate the equatorial semidiameter of Saturn in arc seconds.
Definition: saturn.c:6753
ln_get_saturn_phase
double LIBNOVA_EXPORT ln_get_saturn_phase(double JD)
Calculate the phase angle of Saturn.
Definition: saturn.c:6714
ln_get_saturn_equ_coords
void LIBNOVA_EXPORT ln_get_saturn_equ_coords(double JD, struct ln_equ_posn *position)
Calculate Saturn&#39;s equatorial coordinates.
Definition: saturn.c:6502