StarCatalog

class simsit.catalog.StarCatalog(level=7)

Bases: ABC

Abstract base class for star catalogs using HTM pixelization.

Parameters

levelint, optional

HTM pixelization level.

Methods Summary

get_stars(coord0, coord1, radius, time)

Get stars within a field of view, accounting for boresight motion.

Methods Documentation

get_stars(coord0, coord1, radius, time)

Get stars within a field of view, accounting for boresight motion.

Parameters

coord0, coord1galsim.CelestialCoord

Field center at the beginning and end of the exposure.

radiusgalsim.Angle

Field radius.

timeastropy.time.Time

Observation time.

Returns

astropy.table.Table

Table containing at least:

• ra in degrees

• dec in degrees

• i_mag