Data Model: eFEDS_clusters_V3.2

General Description
This catalog contains the 542 galaxy cluster and group candidates detected in the eROSITA Final Equatorial-Depth Survey (eFEDS). The main X-ray properties of these sources including temperature, luminosity, and flux, measured with the eROSITA data, are presented.
Naming Convention
Filename:
eFEDS_clusters_V3\.2\.fits
Approximate Size
160 KB
File Type
FITS
Generated by Product
eSASSusers_201009

Sections

Content of the page.

HDU1: Joined

HDU Type
BINARY TABLE
HDU Size
138 KB
X-ray properties of the eFEDS clusters and groups.
NameTypeUnitDescription
ID char[22] None Cluster ID (eFEDS JHHMMSS.s+DDMMSS truncated)
ID_SRC int32 None Unique source ID
RA float64 degree Right ascension (J2000)
DEC float64 degree Declination (J2000)
EXT_LIKE float32 None Extent likelihood
DET_LIKE float32 None Detection likelihood
z float64 None Redshift
z_type int32 None Type of redshift (0 for photometric, 1 for spectroscopic)
T_300kpc float64 keV Temperature within 300kpc, -1 means no reliable measurement
T_300kpc_L float64 keV 1sigma lower limit of T_300kpc
T_300kpc_U float64 keV 1sigma upper limit of T_300kpc
L_300kpc float64 erg s-1 Soft band (0.5-2keV) luminosity within 300kpc
L_300kpc_L float64 erg s-1 1sigma lower limit of L_300kpc
L_300kpc_U float64 erg s-1 1sigma upper limit of L_300kpc
Lbol_300kpc float64 erg s-1 Bolometric luminosity within 300kpc
Lbol_300kpc_L float64 erg s-1 1sigma lower limit of Lbol_300kpc
Lbol_300kpc_U float64 erg s-1 1sigma upper limit of Lbol_300kpc
F_300kpc float64 cm-2 erg s-1 Soft band (0.5-2keV) flux within 300kpc
F_300kpc_L float64 cm-2 erg s-1 1sigma lower limit of F_300kpc
F_300kpc_U float64 cm-2 erg s-1 1sigma upper limit of F_300kpc
T_500kpc float64 keV Temperature within 500kpc, -1 means no reliable measurement
T_500kpc_L float64 keV 1sigma lower limit of T_500kpc
T_500kpc_U float64 keV 1sigma upper limit of T_500kpc
L_500kpc float64 erg s-1 Soft band (0.5-2keV) luminosity within 500kpc
L_500kpc_L float64 erg s-1 1sigma lower limit of L_500kpc
L_500kpc_U float64 erg s-1 1sigma upper limit of L_500kpc
Lbol_500kpc float64 erg s-1 Bolometric luminosity within 500kpc
Lbol_500kpc_L float64 erg s-1 1sigma lower limit of Lbol_500kpc
Lbol_500kpc_U float64 erg s-1 1sigma upper limit of Lbol_500kpc
F_500kpc float64 cm-2 erg s-1 Soft band (0.5-2keV) flux within 500kpc
F_500kpc_L float64 cm-2 erg s-1 1sigma lower limit of F_500kpc
F_500kpc_U float64 cm-2 erg s-1 1sigma upper limit of F_500kpc
SNR_MAX float32 None Maximum signal to noise ratio
R_SNR_MAX float32 arcmin Radius corresponding to SNR_MAX

References

A. Liu et al., A&A submitted, arXiv:2106.14518.

H. Brunner et al., A&A submitted, arXiv:2106.14517.

M. Klein et al., A&A submitted, arXiv:2106.14519.

Predehl et al. 2021. The eROSITA X-ray telescope on SRG

Acknowledgement

The eROSITA data model structure for catalogues was branched from the SDSS data model for value added catalogues.