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1204259
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/LSXPS
LSXPS J202751.9+405857
[Spectral/flux information | Temporal information | External catalogue matches | Detections | Non-detections ]
Total | Soft | Medium | Hard | Exposure
This image is 160 pixels (=6.3′ to a side).
LSXPS J202751.9+405857 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 2.0′ away and the nearest good/reasonable source is 6.4′ away.
- Detection flag:
- Reasonable, but may be affected by, or due to, stray light.
- Total exposure:
- 4.4 ks
- RA (J2000):
- 20h 27m 51.97s=306.9665°
- Dec (J2000):
- +40° 58′ 57.1″=+40.9825°
- Err90:
- 32.5′′(XRT+2MASS)
- l:
- +79° 21′ 32.1″=79.3589°
- b:
- +01° 24′ 41.0″=+1.4114°
- Mean count rate
- 0.00 (+8.76, -0.00) ×10-4 ct s-1
- Galactic NH
- 1.3×1022 cm-2
- HRs
- HR1=-0.0 (+0.5, -1.0)
HR2=0.530 (+0.470, -0.016) - Observed between:
- 2018-09-21 22:09 and 2025-12-28 08:23
- Present in:
- 12 datasets (total)
2 datasets (with blind detections)
3 datasets (count-rate detections) - External catalogue matches:
- 43
Search Vizier | Simbad. - LSXPS ID
- 1204259
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This source is in a field with stray light; however, this should have been correctly handled.
Spectral / Flux information
All fluxes are in erg cm-2 s-1 over the 0.3—10 keV band.
Working....
Temporal Information
| Band | Total (0.3—10 keV) | Soft (0.3—1 keV) | Medium (1—2 keV) | Hard (2—10 keV) |
|---|---|---|---|---|
| Mean rate (ct s-1) | 0.00 (+8.76, -0.00) ×10-4 | 0.00 (+3.80, -0.00) ×10-4 | 0.00 (+3.80, -0.00) ×10-4 | 0.00 (+1.08, -0.00) ×10-3 |
| Peak rate (ct s-1) | 0.00 (+8.76, -0.00) ×10-4 | 0.00 (+3.80, -0.00) ×10-4 | 0.00 (+3.80, -0.00) ×10-4 | 1.2 (+0.4, -0.3) ×10-2 |
| Detected? | Blind: No Retrospective: No | Blind: No Retrospective: No | Blind: No Retrospective: No | Yes |
| 3 σ UL (ct s-1) | < 3.82× 10-3 | < 1.92× 10-3 | < 1.92× 10-3 | N/A |
| Counts detected | 16 | 0 | 0 | 16 |
| BG counts | 24.93 | 0.781 | 2.330 | 20.72 |
| Corr fact | 1.47 | 1.47 | 1.47 | 1.47 |
| Pconst,χ | 0.98 (obs) 1.00 (snapshot) | 0.98 (obs) 1.00 (snapshot) | 0.98 (obs) 1.00 (snapshot) | 0.98 (obs) <10-16 (snapshot) |
One bin per observation
Total | Soft | Medium | Hard | HR1 | HR2
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External Catalogue matches
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