5XMM J125745.9-170838

5XMM-DR15 stacked source · SRCID 3001042020100026
Position: 12h57m45.93s -17d08m38.0s (194.44137°, -17.14388°)
EP flux
2.01e-13 ± 2.0e-14 erg cm-2 s-1
CLASSX
AGN (0.857)
Detections
2

SRCID 3001042020100026
IAUNAME 5XMM J125745.9-170838
SC_RA 12h57m45.93s (194.44137°)
SC_DEC -17d08m38.0s (-17.14388°)
RADEC_ERR 0.51 arcsec
LII / BII 305.0965° / 45.7013°
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 57021.062 (2014-12-30 01:29:39.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 2.01e-13 ± 2.0e-14 erg cm-2 s-1

Hardness ratios
HR1
-0.09 ± 0.29
0.2-0.5 / 0.5-1.0 keV
HR2
0.80 ± 0.12
0.5-1.0 / 1.0-2.0 keV
HR3
0.42 ± 0.08
1.0-2.0 / 2.0-4.5 keV
HR4
0.09 ± 0.08
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -2.6) SUM_FLAG: 0
Long-term lightcurve

AGN

CLASSX outlier: 0.406

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
3344714
Match probability
0.997
FilterMag (AB)Err
UVW2
UVM2 20.190 0.056
UVW1 19.833 0.045
U
B
V
Gaia DR3
Source ID
3512035542949115904
Match probability
0.992
Parallax
-0.025 ± 0.229 mas
Proper motion
(0.27, 0.26) mas/yr
Magnitudes
G=18.61, BP=18.73, RP=17.76
AllWISE
Name
J125745.90-170838.2
Match probability
0.995
BandMagErr
W1 14.086 0.027
W2 13.140 0.030
W3 10.614 0.077
W4 8.232 0.201
CLASSOPT
Class
QSO
Star
0.00
AGN
0.99
Galaxy
0.01

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 1.05e-13 (+1.2e-13 / −9.0e-14) erg cm−2 s−1
NH 3.87e+22 (+5.1e+22 / −2.9e+22) cm−2
Photon index (Γ) 1.37 (+1.77 / −1.10)
DoF 518
p-value 0.266
Inter-instrument norm. 1.63 (1.40–1.86)
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.