LSXPS J203144.9+413026

[Spectral/flux information | Temporal information | External catalogue matches | Detections | Non-detections ]

This image is 160 pixels (=6.3′ to a side).
LSXPS J203144.9+413026 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 16″ away and the nearest good/reasonable source is 67″ away.

Detection flag:: Good
Total exposure:: 567 ks
RA (J2000):: 20^h 31^m 44.90^s=307.9371°
Dec (J2000):: +41° 30′ 26.8″=+41.5075°
Err₉₀:: 3.7′′(XRT+2MASS)
l:: +80° 12′ 45.0″=80.2125°
b:: +01° 07′ 44.1″=+1.1289°
Mean count rate: 0.00 (+3.11, -0.00) ×10^-5 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=0.36 (+0.15, -0.12)
HR2=0.05 (+0.14, -0.10)
Observed between:: 2005-01-04 01:30 and 2024-08-01 23:59
Present in:: 238 datasets (total)
2 datasets (with blind detections)
8 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 342379

Nearest neighbour

LSXPS J203144.4+413011 — 16″ away

Nearest 'OK' neighbour

LSXPS J203138.9+413018 — 67″ away

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This source is in a field with stray light; however, this should have been correctly handled.

Spectral / Flux information

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Temporal Information

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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 (+3.11, -0.00) ×10^-5	0.00 (+2.14, -0.00) ×10^-5	1.1 (+4.7, -1.1) ×10^-5	0.00 (+2.14, -0.00) ×10^-5
Peak rate (ct s^-1)	0.00 (+3.11, -0.00) ×10^-5	3.0 (+2.3, -1.6) ×10^-3	4.1 (+3.2, -2.1) ×10^-3	2.6 (+0.7, -0.6) ×10^-2
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 1.40× 10^-4	< 8.91× 10^-5	< 1.71× 10^-4	N/A
Counts detected	342	66	116	160
BG counts	402.7	81.64	113.7	206.0
Corr fact	2.60	2.60	2.60	2.60
P_const,χ	1.00 (obs) 5.21×10^-4 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) <10^-16 (snapshot)	1.00 (obs) <10^-16 (snapshot)