5XMM J205656.0+310058

5XMM-DR15 stacked source · SRCID 3001814010100050
Position: 20h56m56.01s +31d00m58.1s (314.23336°, 31.01614°)
EP flux
4.28e-13 ± 5.9e-14 erg cm-2 s-1
CLASSX
Extended (1)
Detections
5

SRCID 3001814010100050
IAUNAME 5XMM J205656.0+310058
SC_RA 20h56m56.01s (314.23336°)
SC_DEC +31d00m58.1s (31.01614°)
RADEC_ERR 12.28 arcsec
LII / BII 75.0702° / -9.3311°
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): 4.28e-13 ± 5.9e-14 erg cm-2 s-1

Hardness ratios
HR1
-0.99 ± 0.01
0.2-0.5 / 0.5-1.0 keV
HR2
-0.98 ± 0.27
0.5-1.0 / 1.0-2.0 keV
HR3
0.38 ± 1.38
1.0-2.0 / 2.0-4.5 keV
HR4
0.20 ± 1.03
2.0-4.5 / 4.5-12.0 keV
Extent: 42.83 ± 6.33 arcsec (ML 161.4) SUM_FLAG: 4
Long-term lightcurve

Extended

CLASSX outlier: 3.33

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 3.41e-15 (+9.1e-15 / −1.5e-15) erg cm−2 s−1
NH 1.34e+22 (+1.7e+24 / −7.2e+19) cm−2
Photon index (Γ) 2.09 (+2.70 / −1.34)
DoF 1951
p-value 0.302
Inter-instrument norm. 0.91 (0.60–1.50)
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.