Function astro::pluto::heliocent_pos
[−]
[src]
pub fn heliocent_pos(JD: f64) -> (f64, f64, f64)
Computes the heliocentric coordinates of Pluto, referred to the standard equinox of J2000.0
This function is valid only for the years 1885 AD to 2099 AD.
Returns
(long, lat, rad_vec)
long
: Heliocentric longitude of Pluto | in radianslat
: Heliocentric latitude of Pluto | in radiansrad_vec
: Heliocentric radius vector of Pluto | in AU
The error in
long
is less than 0.07 arcsecondslat
is less than 0.02 arcsecondsrad_vec
is less than 0.000006 AU
Arguments
JD
: Julian (Ephemeris) day