Function heliographic_coordinates

pub fn heliographic_coordinates(
    helio_position_angle_deg: f64,
    helio_displacement_arcmin: f64,
    gwdate_day: f64,
    gwdate_month: u32,
    gwdate_year: u32,
) -> (f64, f64)

Calculate heliographic coordinates for a given Greenwich date, with a given heliographic position angle and heliographic displacement in arc minutes.

Returns

heliographic longitude and heliographic latitude, in degrees