5XMM J205718.7+311013

5XMM-DR15 stacked source · SRCID 3001814010100037
Position: 20h57m18.78s +31d10m13.2s (314.32825°, 31.17033°)
EP flux
2.62e-12 ± 1.2e-13 erg cm-2 s-1
CLASSX
Extended (1)
Detections
5

SRCID 3001814010100037
IAUNAME 5XMM J205718.7+311013
SC_RA 20h57m18.78s (314.32825°)
SC_DEC +31d10m13.2s (31.17033°)
RADEC_ERR 14.58 arcsec
LII / BII 75.2431° / -9.2951°
N_CONTRIB 5 (detections)
N_OBS 5 (observations covering the position)
MJD_FIRST 52390.556 (2002-04-26 13:21:01.000 UTC)
MJD_LAST 52590.248 (2002-11-12 05:56:49.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 2.62e-12 ± 1.2e-13 erg cm-2 s-1

Hardness ratios
HR1
0.66 ± 0.02
0.2-0.5 / 0.5-1.0 keV
HR2
-0.97 ± 0.02
0.5-1.0 / 1.0-2.0 keV
HR3
-0.91 ± 0.23
1.0-2.0 / 2.0-4.5 keV
HR4
0.59 ± 1.09
2.0-4.5 / 4.5-12.0 keV
Extent: 40.54 ± 1.40 arcsec (ML 421.4) SUM_FLAG: 4
Long-term lightcurve

Extended

CLASSX outlier: 3.44

Class probabilities
Class taxonomy
  • AGN — active galactic nucleus.
  • Bkg_AGN — background AGN.
  • Star — Galactic star.
  • Gal_XRB — Galactic X-ray binary.
  • Extragal_XRB — extragalactic X-ray binary.
  • CV — cataclysmic variable.
  • Extended — cluster or galaxy.

No multi-wavelength counterpart data available for this source.

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 1.92e-14 (+1.1e-13 / −2.6e-15) erg cm−2 s−1
NH 1.48e+22 (+1.6e+24 / −8.5e+19) cm−2
Photon index (Γ) 1.97 (+2.63 / −1.32)
DoF 111
p-value 0.414
Quality flag 0

No variability data available for this source.

No contributing observations found.

Sky view (optical)

DSS2 colour optical image. The header thumbnail shows the XMM-Newton X-ray image; use the layers menu in the toolbar to switch surveys.

Hardness-ratio diagram

The per-observation light curve is shown in the X-ray properties section above.