5XMM J230451.5+121826

5XMM-DR15 stacked source · SRCID 3002554100100004
Position: 23h04m51.54s +12d18m26.5s (346.21476°, 12.30735°)
EP flux
1.40e-13 ± 5.3e-15 erg cm-2 s-1
CLASSX
AGN (0.752)
Detections
3

SRCID 3002554100100004
IAUNAME 5XMM J230451.5+121826
SC_RA 23h04m51.54s (346.21476°)
SC_DEC +12d18m26.5s (12.30735°)
RADEC_ERR 0.15 arcsec
LII / BII 86.2355° / -42.8435°
N_CONTRIB 3 (detections)
N_OBS 3 (observations covering the position)
MJD_FIRST 52079.650 (2001-06-19 15:36:24.000 UTC)
MJD_LAST 58269.479 (2018-05-31 11:29:14.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 1.40e-13 ± 5.3e-15 erg cm-2 s-1

Hardness ratios
HR1
0.55 ± 0.03
0.2-0.5 / 0.5-1.0 keV
HR2
0.14 ± 0.02
0.5-1.0 / 1.0-2.0 keV
HR3
-0.33 ± 0.02
1.0-2.0 / 2.0-4.5 keV
HR4
-0.65 ± 0.04
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -4.0) SUM_FLAG: 1
Long-term lightcurve

AGN

CLASSX outlier: 1.67

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
6526287
Match probability
0.998
FilterMag (AB)Err
UVW2 — —
UVM2 — —
UVW1 — —
U 17.046 0.008
B 16.374 0.004
V — —
AllWISE
Name
J230451.66+121826.5
Match probability
0.996
BandMagErr
W1 13.465 0.028
W2 13.345 0.032
W3 9.188 0.039
W4 6.862 0.105
CLASSOPT
Class
Galaxy
Star
0.00
AGN
0.03
Galaxy
0.97

Photometric (TPZ) 0.0010 (conf 0.12)
Photometric (Le Phare) 0.1253 (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 8.57e-14 (+1.1e-13 / −6.7e-14) erg cm−2 s−1
NH 7.55e+20 (+1.6e+21 / −1.0e+20) cm−2
Photon index (Γ) 1.88 (+2.32 / −1.56)
DoF 250
p-value 0.574
Quality flag 0

APPROX_SOURCE_VAR 6.600 (approximate flux variability amplitude)

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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