5XMM J205734.8+310825

5XMM-DR15 stacked source · SRCID 3001814010100004
Position: 20h57m34.81s +31d08m25.4s (314.39505°, 31.14038°)
EP flux
7.01e-12 ± 6.1e-14 erg cm-2 s-1
CLASSX
Extended (1)
Detections
5

SRCID 3001814010100004
IAUNAME 5XMM J205734.8+310825
SC_RA 20h57m34.81s (314.39505°)
SC_DEC +31d08m25.4s (31.14038°)
RADEC_ERR 0.83 arcsec
LII / BII 75.2568° / -9.3582°
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): 7.01e-12 ± 6.1e-14 erg cm-2 s-1

Hardness ratios
HR1
-0.54 ± 0.00
0.2-0.5 / 0.5-1.0 keV
HR2
-0.99 ± 0.00
0.5-1.0 / 1.0-2.0 keV
HR3
-0.93 ± 0.20
1.0-2.0 / 2.0-4.5 keV
HR4
0.89 ± 0.30
2.0-4.5 / 4.5-12.0 keV
Extent: 30.79 ± 0.20 arcsec (ML 39175.6) SUM_FLAG: 4
Long-term lightcurve

Extended

CLASSX outlier: 2.28

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 4.06e-15 (+1.4e-14 / −1.5e-15) erg cm−2 s−1
NH 3.04e+22 (+2.2e+24 / −7.1e+19) cm−2
Photon index (Γ) 2.00 (+2.73 / −1.32)
DoF 609
p-value 0.018
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.