LSXPS J202841.8+375400

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202841.8+375400 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 12.4′ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 31 ks
RA (J2000):: 20^h 28^m 41.85^s=307.1744°
Dec (J2000):: +37° 54′ 00.2″=+37.9001°
Err₉₀:: 5.1′′(XRT+2MASS)
l:: +76° 57′ 00.7″=76.9502°
b:: -00° 31′ 08.4″=-0.5190°
Mean count rate: 0.00 (+5.33, -0.00) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=-0.36 (+0.21, -0.64)
HR2=0.846 (+0.154, -0.020)
Observed between:: and 2025-01-19 19:45
Present in:: 38 datasets (total)
2 datasets (with blind detections)
8 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 1006382

Nearest neighbour

LSXPS J202843.6+375558 — 2.0′ away

Nearest 'OK' neighbour

LSXPS J202807.1+380421 — 12.4′ 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 (+5.33, -0.00) ×10^-4	5 (+53, -5) ×10^-5	0.00 (+3.26, -0.00) ×10^-4	0.00 (+5.47, -0.00) ×10^-4
Peak rate (ct s^-1)	0.00 (+5.33, -0.00) ×10^-4	5 (+53, -5) ×10^-5	0.00 (+3.26, -0.00) ×10^-4	2.7 (+0.7, -0.6) ×10^-3
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 2.52× 10^-3	< 2.13× 10^-3	< 1.57× 10^-3	N/A
Counts detected	28	3	2	23
BG counts	51.98	2.774	8.388	40.97
Corr fact	4.49	4.49	4.49	4.49
P_const,χ	1.00 (obs) <10^-16 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.00 (snapshot)