H A D | astro.h | 61 #define civil_twilight(ts,lon,lat,start,end) \ argument 62 timelib_astro_rise_set_altitude( ts, lon, lat, -6.0, 0, start, end ) 67 #define nautical_twilight(ts,lon,lat,start,end) \ argument 68 timelib_astro_rise_set_altitude( ts, lon, lat, -12.0, 0, start, end ) 73 #define astronomical_twilight(ts,lon,lat,start,end) \ argument 74 timelib_astro_rise_set_altitude( ts, lon, lat, -18.0, 0, start, end )
|