- ln_calc_series
double ln_calc_series(ln_vsop[] data, double t)
Undocumented in source. Be warned that the author may not have intended to support it.
- ln_vsop87_to_fk5
void ln_vsop87_to_fk5(ln_helio_posn position, double JD)
Undocumented in source. Be warned that the author may not have intended to support it.