5XMM J125533.7+255331

5XMM-DR15 stacked source · SRCID 3001285020100002
Position: 12h55m33.70s +25d53m31.3s (193.89043°, 25.89202°)
EP flux
1.02e-13 ± 7.0e-15 erg cm-2 s-1
CLASSX
Star (1)
Detections
1

SRCID 3001285020100002
IAUNAME 5XMM J125533.7+255331
SC_RA 12h55m33.70s (193.89043°)
SC_DEC +25d53m31.3s (25.89202°)
RADEC_ERR 0.25 arcsec
LII / BII 339.8960° / 88.4575°
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): 1.02e-13 ± 7.0e-15 erg cm-2 s-1

Hardness ratios
HR1
0.62 ± 0.03
0.2-0.5 / 0.5-1.0 keV
HR2
-0.20 ± 0.03
0.5-1.0 / 1.0-2.0 keV
HR3
-0.66 ± 0.04
1.0-2.0 / 2.0-4.5 keV
HR4
-0.72 ± 0.12
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML 0.5) SUM_FLAG: 0
Long-term lightcurve

Star

CLASSX outlier: 2.87

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
3326730
Match probability
0.998

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 9.61e-14 (+1.0e-13 / −8.9e-14) erg cm−2 s−1
NH 1.83e+21 (+2.1e+21 / −1.5e+21) cm−2
Photon index (Γ) 2.90 (+2.97 / −2.77)
DoF 196
p-value 0.062
Quality flag 0

APPROX_SOURCE_VAR 9.100 (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.