5XMM J025644.7+001246

5XMM-DR15 stacked source · SRCID 3005602030100007
Position: 02h56m44.76s +00d12m46.6s (44.18649°, 0.21295°)
EP flux
6.31e-14 ± 5.4e-15 erg cm-2 s-1
CLASSX
AGN (0.87)
Detections
2

SRCID 3005602030100007
IAUNAME 5XMM J025644.7+001246
SC_RA 02h56m44.76s (44.18649°)
SC_DEC +00d12m46.6s (0.21295°)
RADEC_ERR 0.26 arcsec
LII / BII 175.8598° / -49.3357°
N_CONTRIB 2 (detections)
N_OBS 3 (observations covering the position)
MJD_FIRST 51954.839 (2001-02-14 20:08:26.000 UTC)
MJD_LAST 57990.269 (2017-08-25 06:27:45.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 6.31e-14 ± 5.4e-15 erg cm-2 s-1

Hardness ratios
HR1
0.25 ± 0.04
0.2-0.5 / 0.5-1.0 keV
HR2
0.04 ± 0.04
0.5-1.0 / 1.0-2.0 keV
HR3
-0.48 ± 0.04
1.0-2.0 / 2.0-4.5 keV
HR4
-0.31 ± 0.10
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -3.5) SUM_FLAG: 1
Long-term lightcurve

AGN

CLASSX outlier: 0.414

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
899810
Match probability
0.994
FilterMag (AB)Err
UVW2 — —
UVM2 20.295 0.057
UVW1 19.174 0.030
U 18.374 0.015
B — —
V — —
Gaia DR3
Source ID
2498073513316271616
Match probability
0.994
Parallax
-0.146 ± 0.156 mas
Proper motion
(0.05, -0.14) mas/yr
Magnitudes
G=18.00, BP=18.22, RP=17.61
Distance
3787 pc
AllWISE
Name
J025644.69+001246.0
Match probability
0.996
BandMagErr
W1 15.061 0.033
W2 13.821 0.034
W3 10.251 0.053
W4 7.999 0.160
CLASSOPT
Class
QSO
Star
0.00
AGN
1.00
Galaxy
0.00

Spectroscopic (zsp) 2.26300
Photometric (TPZ) 2.2754 (conf 0.97)
Photometric (Le Phare) 2.4950 (conf 1.00)

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

Stacked power-law fit
Unabsorbed flux 5.33e-14 (+6.0e-14 / −4.8e-14) erg cm−2 s−1
NH 3.35e+20 (+8.1e+20 / −5.0e+19) cm−2
Photon index (Γ) 2.16 (+2.39 / −1.99)
DoF 431
p-value 0.82
Inter-instrument norm. 0.72 (0.65–0.80)
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.

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