5XMM J184440.1-025855
5XMM-DR15 stacked source · SRCID 3004654020100158
Position:
18h44m40.13s -02d58m55.1s
(281.16722°, -2.98197°)
EP flux
6.46e-15
± 2.0e-15
erg cm-2 s-1
CLASSX
Star
(0.558)
Detections
3
| SRCID | 3004654020100158 |
|---|---|
| IAUNAME | 5XMM J184440.1-025855 |
| SC_RA | 18h44m40.13s (281.16722°) |
| SC_DEC | -02d58m55.1s (-2.98197°) |
| RADEC_ERR | 0.79 arcsec |
| LII / BII | 29.5067° / 0.1447° |
| 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): 6.46e-15 ± 2.0e-15 erg cm-2 s-1
Hardness ratios
HR1
0.71
± 0.18
0.2-0.5 / 0.5-1.0 keV
HR2
0.17
± 0.12
0.5-1.0 / 1.0-2.0 keV
HR3
-0.28
± 0.15
1.0-2.0 / 2.0-4.5 keV
HR4
-0.76
± 0.27
2.0-4.5 / 4.5-12.0 keV
Extent:
0.00
arcsec
(ML -1.8)
SUM_FLAG:
0
Long-term lightcurve
No light-curve points available.
Star
CLASSX outlier: 5.68
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
- 5629709
- Match probability
- 0.987
| Filter | Mag (AB) | Err |
|---|---|---|
| UVW2 | — | — |
| UVM2 | — | — |
| UVW1 | 21.971 | 0.213 |
| U | 20.455 | 0.052 |
| B | 18.743 | 0.025 |
| V | 17.494 | 0.044 |
Gaia DR3
- Source ID
- 4258657917363589120
- Match probability
- 0.991
- Parallax
- 0.722 ± 0.066 mas
- Proper motion
- (0.54, -0.68) mas/yr
- Magnitudes
- G=16.76, BP=17.74, RP=15.79
- Distance
- 881 pc
CLASSOPT
- Class
- Star
Star
AGN
Galaxy
No redshift estimate available for this source.
Stacked power-law fit
| Unabsorbed flux | 1.03e-14 (+1.4e-14 / −7.1e-15) erg cm−2 s−1 |
|---|---|
| NH | 2.81e+21 (+5.3e+21 / −4.7e+20) cm−2 |
| Photon index (Γ) | 2.28 (+2.76 / −1.62) |
| DoF | 101 |
| p-value | 0.616 |
| 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
No hardness-ratio pairs available for this source.
The per-observation light curve is shown in the X-ray properties section above.