3 void eraNum06a(
double date1,
double date2,
double rmatn[3][3])
void eraNumat(double epsa, double dpsi, double deps, double rmatn[3][3])
void eraNut06a(double date1, double date2, double *dpsi, double *deps)
double eraObl06(double date1, double date2)
void eraNum06a(double date1, double date2, double rmatn[3][3])