5XMM J182132.3+682754

5XMM-DR15 stacked source · SRCID 3000461010100005
Position: 18h21m32.37s +68d27m54.1s (275.38486°, 68.46503°)
EP flux
2.63e-13 ± 2.2e-14 erg cm-2 s-1
CLASSX
Extended (1)
Detections
4

SRCID 3000461010100005
IAUNAME 5XMM J182132.3+682754
SC_RA 18h21m32.37s (275.38486°)
SC_DEC +68d27m54.1s (68.46503°)
RADEC_ERR 1.38 arcsec
LII / BII 98.6327° / 27.8171°
N_CONTRIB 4 (detections)
N_OBS 4 (observations covering the position)
MJD_FIRST 52587.277 (2002-11-09 06:39:07.000 UTC)
MJD_LAST 52627.310 (2002-12-19 07:26:17.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 2.63e-13 ± 2.2e-14 erg cm-2 s-1

Hardness ratios
HR1
0.40 ± 0.05
0.2-0.5 / 0.5-1.0 keV
HR2
0.20 ± 0.04
0.5-1.0 / 1.0-2.0 keV
HR3
-0.41 ± 0.04
1.0-2.0 / 2.0-4.5 keV
HR4
-0.55 ± 0.09
2.0-4.5 / 4.5-12.0 keV
Extent: 20.72 ± 0.85 arcsec (ML 466.6) SUM_FLAG: 2
Long-term lightcurve

Extended

CLASSX outlier: 1.94

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.

No multi-wavelength counterpart data available for this source.

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 3.35e-14 (+4.3e-14 / −2.7e-14) erg cm−2 s−1
NH 4.41e+20 (+1.5e+21 / −3.8e+19) cm−2
Photon index (Γ) 1.97 (+2.45 / −1.73)
DoF 614
p-value 0.969
Inter-instrument norm. 1.41 (1.17–1.70)
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.