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add astro functions

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This commit is contained in:
Edward Emelianov
2026-09-06 00:14:37 +03:00
parent b3e5054a31
commit 290a8757f6
6 changed files with 281 additions and 52 deletions
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18
G4:G431/CORDIC/astro.h
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@@ -20,13 +20,25 @@
#include <stdint.h>
#ifndef M_PIf
#define M_PIf 3.141592653589793f
#endif
#define DEG2HOURS(d) ((d) / 15.f)
#define HOURS2DEG(h) ((h) * 15.f)
#define DEG2RAD(d) ((d) * M_PIf / 180.f)
#define RAD2DEG(r) ((r) * 180.f / M_PIf)
#define DEG2ARCSEC(d) ((d) * 3600.f)
#define RAD2ARCSEC(r) ((r) * 180.f * 3600.f / M_PI)
void set_sincos(int iscordic);
int get_sincos();
float MJD_from_unix(uint32_t t);
//float LST_from_mjd(float mjd);
float LST_from_unix(uint32_t t);
float ha_to_ra(float ha, float lst);
float ra_to_ha(float ra, float lst);
float ha_to_ra(float ha, float lst_deg);
float ra_to_ha(float ra, float lst_deg);
void altaz_to_hadec(float alt_deg, float az_deg, float *ha_deg, float *dec_deg);
void hadec_to_altaz(float ha_deg, float dec_deg, float *alt_deg, float *az_deg);
float refraction(float phpa, float tc, float rh, float Z_rad);
void refco_f32(float phpa, float tc, float rh, float wl, float *refa, float *refb);
float refraction(float phpa, float tc, float rh, float zd);