Function map_3d::eci2ecef

pub fn eci2ecef(gst: f64, x: f64, y: f64, z: f64) -> (f64, f64, f64)

Returns the tuple (x,y,z) of coordinates in the ECEF system

Inputs:

• gst = greenwhich sidereal time
• x = x ECI coordinate [m]
• y = y ECI coordinate [m]
• z = z ECI coordinate [m]

Outputs:

• x = x ECEF coordinate [m]
• y = y ECEF coordinate [m]
• z = z ECEF coordinate [m]