Table A.1
X-ray source catalog of the eROSITA η Cha field scan.
| Name | Format | Unit | Description |
|---|---|---|---|
| Columns in the main catalog (0.2–2.3 keV) | |||
| ERO NAME | 21A | … | eROSITA/SRG name |
| ID SRC | J | … | Source ID |
| RA | D | deg | Right ascension |
| DEC | D | deg | Declination |
| RADEC ERR | E | arcsec | Combined positional error |
| EXT | E | arcsec | Source extent |
| EXT ERR | E | arcsec | Extent error |
| EXT LIKE | E | … | Extent likelihood |
| ML CTS | E | cts | Source counts from PSF-fitting |
| ML CTS ERR | E | cts | 1σ source counts error |
| ML RATE | E | cts s−1 | Source rate from PSF-fitting |
| ML RATE ERR | E | cts s−1 | 1σ rate error |
| ML_FLUX | E | erg cm−2 s−1 | Source flux in the detection band |
| ML_FLUX_ERR | E | erg cm−2 s−1 | 1σ source flux error |
| DET LIKE | E | … | Detection likelihood |
| ML_BKG | E | cts arcmin−2 | Background at the source position |
| Columns in the hard catalog (2.3–5.0 keV) | |||
| As above, except additional column: | |||
| ID_MAIN | J | … | Source ID in the main catalog for overlapping sources |
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