LSXPS J203122.2+401629

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203122.2+401629 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 102″ away and the nearest good/reasonable source is 10.0′ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 24 ks
RA (J2000):: 20^h 31^m 22.24^s=307.8427°
Dec (J2000):: +40° 16′ 29.7″=+40.2749°
Err₉₀:: 5.1′′(XRT+2MASS)
l:: +79° 10′ 34.2″=79.1762°
b:: +00° 27′ 27.8″=+0.4577°
Mean count rate: 0.00 (+1.76, -0.00) ×10^-3 ct s^-1
Galactic N_H: 1.2×10²² cm^-2
HRs: HR1=0.1 (+0.5, -0.6)
HR2=0.65 (+0.24, -0.15)
Observed between:: and 2024-01-06 14:32
Present in:: 33 datasets (total)
1 datasets (with blind detections)
8 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 642708

Nearest neighbour

LSXPS J203129.9+401536 — 102″ away

Nearest 'OK' neighbour

— 10.0′ 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 (+1.76, -0.00) ×10^-3	0.00 (+8.50, -0.00) ×10^-4	4 (+7, -4) ×10^-4	0.00 (+1.45, -0.00) ×10^-3
Peak rate (ct s^-1)	0.00 (+1.76, -0.00) ×10^-3	0.00 (+8.50, -0.00) ×10^-4	4 (+7, -4) ×10^-4	2.4 (+0.8, -0.7) ×10^-3
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 6.24× 10^-3	< 3.34× 10^-3	< 3.72× 10^-3	N/A
Counts detected	23	3	3	17
BG counts	25.05	3.606	1.893	19.65
Corr fact	5.75	5.75	5.75	5.75
P_const,χ	1.00 (obs) 5.99×10^-7 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.97×10^-2 (snapshot)