equation_of_equinoxes

rubin_sim.utils.equation_of_equinoxes(d)

The equation of equinoxes. See http://aa.usno.navy.mil/faq/docs/GAST.php

Parameters:
dUnknown

is either a numpy array or a number that is Terrestrial Time expressed as an MJD

theUnknown

equation of equinoxes in radians.