angular_separation_deg

nyx.emitter.catalogs.astrometry.angular_separation_deg(ra, dec, ra_arr, dec_arr)

Great-circle separation in degrees.

Parameters:

• ra (float) – Query position in degrees.

• dec (float) – Query position in degrees.

• ra_arr (numpy.ndarray) – Catalog positions in degrees.

• dec_arr (numpy.ndarray) – Catalog positions in degrees.

Return type:

numpy.ndarray