5XMM J125600.7+255407

5XMM-DR15 stacked source · SRCID 3001285020100012
Position: 12h56m00.73s +25d54m07.0s (194.00303°, 25.90195°)
EP flux
2.93e-14 ± 4.8e-15 erg cm-2 s-1
CLASSX
AGN (0.912)
Detections
1

SRCID 3001285020100012
IAUNAME 5XMM J125600.7+255407
SC_RA 12h56m00.73s (194.00303°)
SC_DEC +25d54m07.0s (25.90195°)
RADEC_ERR 0.64 arcsec
LII / BII 343.0313° / 88.4029°
N_CONTRIB 1 (detections)
N_OBS 1 (observations covering the position)
MJD_FIRST 52431.273 (2002-06-06 06:32:49.000 UTC)
MJD_LAST 52431.578 (2002-06-06 13:52:26.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 2.93e-14 ± 4.8e-15 erg cm-2 s-1

Hardness ratios
HR1
0.07 ± 0.12
0.2-0.5 / 0.5-1.0 keV
HR2
0.26 ± 0.09
0.5-1.0 / 1.0-2.0 keV
HR3
-0.38 ± 0.10
1.0-2.0 / 2.0-4.5 keV
HR4
-0.25 ± 0.17
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -2.4) SUM_FLAG: 0
Long-term lightcurve

AGN

CLASSX outlier: -0.518

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.

Optical Monitor (OM)
OM Source ID
3328777
Match probability
0.994
FilterMag (AB)Err
UVW2
UVM2
UVW1 22.442 0.351
U
B
V

Spectroscopic (zsp) 1.04400
Photometric (TPZ) 1.1257 (conf 0.74)
Photometric (Le Phare) 1.3140 (conf 0.85)

Spectroscopic redshifts (when present) are the most reliable. Photometric estimates carry a per-algorithm confidence flag.

Stacked power-law fit
Unabsorbed flux 2.75e-14 (+3.3e-14 / −2.3e-14) erg cm−2 s−1
NH 3.86e+19 (+1.6e+20 / −1.5e+19) cm−2
Photon index (Γ) 1.56 (+1.72 / −1.39)
DoF 171
p-value 0.494
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.