5XMM J205742.3+304850

5XMM-DR15 stacked source · SRCID 3001814010100141
Position: 20h57m42.33s +30d48m50.6s (314.42638°, 30.81405°)
EP flux
4.83e-13 ± 2.0e-13 erg cm-2 s-1
CLASSX
Extended (1)
Detections
5

SRCID 3001814010100141
IAUNAME 5XMM J205742.3+304850
SC_RA 20h57m42.33s (314.42638°)
SC_DEC +30d48m50.6s (30.81405°)
RADEC_ERR 9.14 arcsec
LII / BII 75.0198° / -9.5875°
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): 4.83e-13 ± 2.0e-13 erg cm-2 s-1

Hardness ratios
HR1
-0.27 ± 0.12
0.2-0.5 / 0.5-1.0 keV
HR2
-0.96 ± 0.11
0.5-1.0 / 1.0-2.0 keV
HR3
0.75 ± 1.61
1.0-2.0 / 2.0-4.5 keV
HR4
0.92 ± 0.21
2.0-4.5 / 4.5-12.0 keV
Extent: 71.11 ± 5.96 arcsec (ML 23.3) SUM_FLAG: 3
Long-term lightcurve

Extended

CLASSX outlier: 3.77

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 4.38e-14 (+5.0e-14 / −3.8e-14) erg cm−2 s−1
NH 2.78e+19 (+6.9e+19 / −1.3e+19) cm−2
Photon index (Γ) 2.95 (+2.98 / −2.88)
DoF 112
p-value 0.001
Quality flag 5

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.