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delta_t.hpp
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delta_t.hpp
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#ifndef SUN_MOON_DELTA_T_HPP_
#define SUN_MOON_DELTA_T_HPP_
namespace sun_moon {
float calc_dlt_t_bf_m500(double); // ΔT ( year < -500)
float calc_dlt_t_bf_0500(double); // ΔT (-500 <= year && year < 500)
float calc_dlt_t_bf_1600(double); // ΔT ( 500 <= year && year < 1600)
float calc_dlt_t_bf_1700(double); // ΔT (1600 <= year && year < 1700)
float calc_dlt_t_bf_1800(double); // ΔT (1700 <= year && year < 1800)
float calc_dlt_t_bf_1860(double); // ΔT (1800 <= year && year < 1860)
float calc_dlt_t_bf_1900(double); // ΔT (1860 <= year && year < 1900)
float calc_dlt_t_bf_1920(double); // ΔT (1900 <= year && year < 1920)
float calc_dlt_t_bf_1941(double); // ΔT (1920 <= year && year < 1941)
float calc_dlt_t_bf_1961(double); // ΔT (1941 <= year && year < 1961)
float calc_dlt_t_bf_1986(double); // ΔT (1961 <= year && year < 1986)
float calc_dlt_t_bf_2005(double); // ΔT (1986 <= year && year < 2005)
float calc_dlt_t_bf_2050(double); // ΔT (2005 <= year && year < 2050)
float calc_dlt_t_to_2150(double); // ΔT (2050 <= year && year <= 2150)
float calc_dlt_t_af_2150(double); // ΔT (2150 < year )
} // namespace sun_moon
#endif