The time evolution coefficients (linear and quandatic terms) of accum_prec() were inadvertently switched. This lead to incorrect nutation angles away from the J2000 epoch. The effect is typically a few micro-arcseconds (μas) for dates within a century of J2000...
The time evolution coefficients (linear and quandatic terms) of
accum_prec()were inadvertently switched. This lead to incorrect nutation angles away from the J2000 epoch. The effect is typically a few micro-arcseconds (μas) for dates within a century of J2000...