SourceCatalogObject4FGL#

class gammapy.catalog.SourceCatalogObject4FGL(data, data_extended=None, data_spectral=None)[source]#

Bases: SourceCatalogObjectFermiBase

One source from the Fermi-LAT 4FGL catalog.

Catalog is represented by SourceCatalog4FGL.

Attributes Summary

`asso`
`flux_points`	Flux points as a `FluxPoints` object.
`flux_points_meta`
`flux_points_table`	Flux points as a `Table`.
`is_pointlike`
`name`	Source name as a string.
`position`	Source position as an `SkyCoord` object.
`row_index`	Row index of source in catalog as an integer.

Methods Summary

`info`([info])	Summary information string.
`lightcurve`([interval])	Lightcurve as a `FluxPoints` object.
`sky_model`([name])	Sky model as a `SkyModel` object.
`spatial_model`()	Spatial model as a `SpatialModel` object.
`spectral_model`()	Best fit spectral model as a `SpectralModel` object.

Attributes Documentation

asso = ['ASSOC1', 'ASSOC2', 'ASSOC_TEV', 'ASSOC_FGL', 'ASSOC_FHL', 'ASSOC_GAM1', 'ASSOC_GAM2', 'ASSOC_GAM3']#

flux_points_meta = {'n_sigma': 1, 'n_sigma_ul': 2, 'sed_type_init': 'flux', 'sqrt_ts_threshold_ul': 1}#

Methods Documentation

info(info='all')#

Summary information string.

Parameters:

info{‘all’, ‘basic’, ‘more’, ‘position’, ‘spectral’, ‘lightcurve’}: Comma separated list of options.

lightcurve(interval='1-year')[source]#

Lightcurve as a FluxPoints object.

Parameters:

interval{‘1-year’, ‘2-month’}: Time interval of the lightcurve. Default is ‘1-year’. Note that ‘2-month’ is not available for all catalogue version.

spectral_model()[source]#: Best fit spectral model as a SpectralModel object.