vsop87_data.h

#ifndef __VSOP87_DATA_H__
#define __VSOP87_DATA_H__

typedef struct
{
    double A;
    double B;
    double C;
} VSOP87_COEFFICIENT;

/*数据来源是：《天文计算》 附录II*/
// 计算太阳黄经周期项
extern const VSOP87_COEFFICIENT Earth_L0[64];
extern const VSOP87_COEFFICIENT Earth_L1[34];
extern const VSOP87_COEFFICIENT Earth_L2[20];
extern const VSOP87_COEFFICIENT Earth_L3[ 7];
extern const VSOP87_COEFFICIENT Earth_L4[ 3];
extern const VSOP87_COEFFICIENT Earth_L5[ 1];



// 计算太阳黄纬周期项
extern const VSOP87_COEFFICIENT Earth_B0[ 5];
extern const VSOP87_COEFFICIENT Earth_B1[ 2];
extern const VSOP87_COEFFICIENT Earth_B2[ 4];
extern const VSOP87_COEFFICIENT Earth_B3[ 4];
extern const VSOP87_COEFFICIENT Earth_B4[ 1];

// 计算日地经距离周期项
extern const VSOP87_COEFFICIENT Earth_R0[40];
extern const VSOP87_COEFFICIENT Earth_R1[10];
extern const VSOP87_COEFFICIENT Earth_R2[ 6];
extern const VSOP87_COEFFICIENT Earth_R3[ 2];
extern const VSOP87_COEFFICIENT Earth_R4[ 1];

#endif //__VSOP87_DATA_H__