5XMM J210641.0+383754

5XMM-DR15 stacked source · SRCID 3004174010100016
Position: 21h06m41.04s +38d37m54.8s (316.67098°, 38.63188°)
EP flux
1.75e-14 ± 1.7e-15 erg cm-2 s-1
CLASSX
Star (0.985)
Detections
38

SRCID 3004174010100016
IAUNAME 5XMM J210641.0+383754
SC_RA 21h06m41.04s (316.67098°)
SC_DEC +38d37m54.8s (38.63188°)
RADEC_ERR 0.22 arcsec
LII / BII 82.2037° / -5.8656°
N_CONTRIB 38 (detections)
N_OBS 42 (observations covering the position)
MJD_FIRST 52408.503 (2002-05-14 12:04:39.000 UTC)
MJD_LAST 59166.038 (2020-11-13 00:54:49.000 UTC)

Stacked EPIC flux

EP flux (0.2-12 keV): 1.75e-14 ± 1.7e-15 erg cm-2 s-1

Hardness ratios
HR1
0.92 ± 0.02
0.2-0.5 / 0.5-1.0 keV
HR2
-0.16 ± 0.03
0.5-1.0 / 1.0-2.0 keV
HR3
-0.89 ± 0.03
1.0-2.0 / 2.0-4.5 keV
HR4
-0.01 ± 0.31
2.0-4.5 / 4.5-12.0 keV
Extent: 0.00 arcsec (ML -3.5) SUM_FLAG: 1
Long-term lightcurve

Star

CLASSX outlier: 3.45

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
6279785
Match probability
0.999
FilterMag (AB)Err
UVW2 20.249 0.091
UVM2 20.273 0.032
UVW1 17.678 0.012
U 16.235 0.010
B — —
V — —
Gaia DR3
Source ID
1872039599956576640
Match probability
0.979
Parallax
1.094 ± 0.014 mas
Proper motion
(7.22, 2.73) mas/yr
Magnitudes
G=14.05, BP=14.52, RP=13.42
Distance
855 pc
AllWISE
Name
J210641.02+383754.8
Match probability
0.99
BandMagErr
W1 12.084 0.025
W2 12.114 0.025
W3 12.188 0.232
W4 9.364 —
CLASSOPT
Class
Star
Star
1.00
AGN
0.00
Galaxy
0.00

No redshift estimate available for this source.

Stacked power-law fit
Unabsorbed flux 2.65e-14 (+3.2e-14 / −2.3e-14) erg cm−2 s−1
NH 1.13e+21 (+1.9e+21 / −2.7e+20) cm−2
Photon index (Γ) 2.64 (+2.90 / −2.22)
DoF 81
p-value 0.438
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.