5XMM J125631.3-172154

5XMM-DR15 stacked source · SRCID 3001042020100359
Position: 12h56m31.38s -17d21m54.4s (194.13075°, -17.36511°)
EP flux
5.37e-15 ± 4.0e-15 erg cm-2 s-1
CLASSX
AGN (0.845)
Detections
2

SRCID 3001042020100359
IAUNAME 5XMM J125631.3-172154
SC_RA 12h56m31.38s (194.13075°)
SC_DEC -17d21m54.4s (-17.36511°)
RADEC_ERR 1.96 arcsec
LII / BII 304.6628° / 45.4896°
N_CONTRIB 2 (detections)
N_OBS 5 (observations covering the position)
MJD_FIRST 51917.672 (2001-01-08 16:07:09.000 UTC)
MJD_LAST 57203.708 (2015-06-30 16:58:49.708 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 5.37e-15 ± 4.0e-15 erg cm-2 s-1

Hardness ratios
HR1
0.24 ± 0.43
0.2-0.5 / 0.5-1.0 keV
HR2
0.84 ± 0.14
0.5-1.0 / 1.0-2.0 keV
HR3
-0.88 ± 0.14
1.0-2.0 / 2.0-4.5 keV
HR4
-0.39 ± 1.12
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -1.0) SUM_FLAG: 0
Long-term lightcurve

AGN

CLASSX outlier: 1.13

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
3332060
Match probability
0.946
FilterMag (AB)Err
UVW2
UVM2
UVW1 22.469 0.207
U
B
V
Gaia DR3
Source ID
3510528009428692096
Match probability
0.99
Parallax
0.731 ± 0.674 mas
Proper motion
(1.23, -0.44) mas/yr
Magnitudes
G=20.19, BP=20.41, RP=19.80
AllWISE
Name
J125631.18-172156.1
Match probability
0.994
BandMagErr
W1 17.336 0.136
W2 16.798 0.288
W3 12.502 0.400
W4 8.913
CLASSOPT
Class
QSO
Star
0.22
AGN
0.78
Galaxy
0.00

No redshift estimate available for this source.

Automated spectral fits are not yet available for this source. Interactive fitting on individual observations will be available from the contributing detections table soon.

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.