LSXPS J203745.4+404536

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203745.4+404536 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 62″ away and the nearest good/reasonable source is 8.9′ away.

Detection flag:: Good
Total exposure:: 16 ks
RA (J2000):: 20^h 37^m 45.41^s=309.4392°
Dec (J2000):: +40° 45′ 36.2″=+40.7601°
Err₉₀:: 7.8′′(Star trackers)
l:: +80° 17′ 27.3″=80.2909°
b:: -00° 13′ 29.0″=-0.2247°
Mean count rate: 1.6 (+0.8, -0.7) ×10^-3 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=0.2 (+0.8, -0.3)
HR2=0.770 (+0.230, -0.036)
Observed between:: and 2024-08-19 18:56
Present in:: 46 datasets (total)
9 datasets (with blind detections)
22 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 582086

Nearest neighbour

LSXPS J203747.6+404439 — 62″ away

Nearest 'OK' neighbour

LSXPS J203832.0+404609 — 8.9′ 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)	1.6 (+0.8, -0.7) ×10^-3	0.00 (+2.74, -0.00) ×10^-4	9 (+37, -9) ×10^-5	1.7 (+0.8, -0.6) ×10^-3
Peak rate (ct s^-1)	10 (+5, -4) ×10^-3	0.00 (+2.74, -0.00) ×10^-4	9 (+37, -9) ×10^-5	1.0 (+0.5, -0.4) ×10^-2
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 4.50× 10^-3	< 1.39× 10^-3	< 1.80× 10^-3	N/A
Counts detected	10	0	1	9
BG counts	3.413	0.869	0.642	1.905
Corr fact	1.65	1.65	1.65	1.65
P_const,χ	0.22 (obs) 6.93×10^-3 (snapshot)	0.22 (obs) 1.00 (snapshot)	0.22 (obs) 0.76 (snapshot)	2.46×10^-2 (obs) 2.46×10^-3 (snapshot)