make_dummy_catalog

romanisim.catalog.make_dummy_catalog(coord, radius=0.1, rng=None, seed=42, nobj=1000, chromatic=True, galaxy_sample_file_name=None)

Make a dummy catalog for testing purposes.

Parameters:
coordgalsim.CelestialCoordinate

center around which to generate sources

radiusfloat

radius (deg) within which to generate sources

rngGalsim.BaseDeviate

Random number generator to use

seedint

Seed for populating random number generator. Only used if rng is None.

nobjint

Number of objects to simulate.

chromaticbool

Use chromatic objects rather than gray objects. The PSF of chromatic objects depends on their SED, while for gray objects this dependence is neglected.

Returns:
list[CatalogObject]

list of catalog objects to render