5XMM J184457.4-025823
5XMM-DR15 stacked source · SRCID 3004654020100033
Position:
18h44m57.42s -02d58m23.3s
(281.23925°, -2.97315°)
EP flux
4.14e-14
± 3.3e-15
erg cm-2 s-1
CLASSX
Star
(0.899)
Detections
3
| SRCID | 3004654020100033 |
|---|---|
| IAUNAME | 5XMM J184457.4-025823 |
| SC_RA | 18h44m57.42s (281.23925°) |
| SC_DEC | -02d58m23.3s (-2.97315°) |
| RADEC_ERR | 0.36 arcsec |
| LII / BII | 29.5474° / 0.0847° |
| N_CONTRIB | 3 (detections) |
| N_OBS | 11 (observations covering the position) |
| MJD_FIRST | 52717.705 (2003-03-19 16:55:35.000 UTC) |
| MJD_LAST | 55302.956 (2010-04-16 22:56:45.000 UTC) |
Stacked EPIC flux
EP flux (0.2-12 keV): 4.14e-14 ± 3.3e-15 erg cm-2 s-1
Hardness ratios
HR1
0.38
± 0.44
0.2-0.5 / 0.5-1.0 keV
HR2
0.89
± 0.06
0.5-1.0 / 1.0-2.0 keV
HR3
0.28
± 0.05
1.0-2.0 / 2.0-4.5 keV
HR4
-0.50
± 0.06
2.0-4.5 / 4.5-12.0 keV
Extent:
0.00
arcsec
(ML -2.8)
SUM_FLAG:
1
Long-term lightcurve
No light-curve points available.
Star
CLASSX outlier: 2.84
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 | 5.51e-14 (+6.2e-14 / −4.8e-14) erg cm−2 s−1 |
|---|---|
| NH | 1.16e+22 (+1.6e+22 / −8.4e+21) cm−2 |
| Photon index (Γ) | 1.56 (+1.85 / −1.28) |
| DoF | 474 |
| p-value | 0.93 |
| Inter-instrument norm. | 1.26 (1.08–1.46) |
| Quality flag | 0 |
| APPROX_SOURCE_VAR | 10.400 (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
No hardness-ratio pairs available for this source.
The per-observation light curve is shown in the X-ray properties section above.