find_htmid

rubin_sim.utils.find_htmid(ra, dec, max_level)

Find the htmid (the unique integer identifying each trixel) of the trixel containing a given RA, Dec pair.

Parameters:

ra in degrees (either a number or a numpy array)

dec in degrees (either a number or a numpy array)

max_level is an integer denoting the mesh level

of the trixel you want found

Returns:

An int (the htmid) or an array of ints