5XMM J125711.0-172815

5XMM-DR15 stacked source · SRCID 3001042020100218
Position: 12h57m11.01s -17d28m15.9s (194.29588°, -17.47109°)
EP flux
2.80e-13 ± 8.3e-14 erg cm-2 s-1
CLASSX
Extended (0.999)
Detections
1

SRCID 3001042020100218
IAUNAME 5XMM J125711.0-172815
SC_RA 12h57m11.01s (194.29588°)
SC_DEC -17d28m15.9s (-17.47109°)
RADEC_ERR 5.32 arcsec
LII / BII 304.8827° / 45.3789°
N_CONTRIB 1 (detections)
N_OBS 5 (observations covering the position)
MJD_FIRST 51917.672 (2001-01-08 16:07:09.000 UTC)
MJD_LAST 51917.865 (2001-01-08 20:46:00.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 2.80e-13 ± 8.3e-14 erg cm-2 s-1

Hardness ratios
HR1
0.35 ± 0.11
0.2-0.5 / 0.5-1.0 keV
HR2
-0.02 ± 0.10
0.5-1.0 / 1.0-2.0 keV
HR3
-0.49 ± 0.13
1.0-2.0 / 2.0-4.5 keV
HR4
-0.51 ± 0.40
2.0-4.5 / 4.5-12.0 keV
Extent: 36.78 ± 3.13 arcsec (ML 35.0) SUM_FLAG: 1
Long-term lightcurve

Extended

CLASSX outlier: 2.71

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 1.44e-14 (+2.6e-14 / −4.9e-15) erg cm−2 s−1
NH 6.62e+20 (+5.1e+21 / −4.3e+19) cm−2
Photon index (Γ) 1.85 (+2.50 / −1.29)
DoF 174
p-value 0.867
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.