LSXPS J202738.9+375622

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202738.9+375622 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 75″ away.

Detection flag:: Reasonable
Total exposure:: 34 ks
RA (J2000):: 20^h 27^m 38.94^s=306.9122°
Dec (J2000):: +37° 56′ 22.4″=+37.9396°
Err₉₀:: 6.4′′(XRT+2MASS)
l:: +76° 51′ 41.5″=76.8615°
b:: -00° 19′ 41.0″=-0.3280°
Mean count rate: 3.1 (+2.9, -2.4) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=-0.1 (+0.4, -0.9)
HR2=0.772 (+0.228, -0.020)
Observed between:: and 2025-01-19 19:45
Present in:: 46 datasets (total)
1 datasets (with blind detections)
11 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 583366

Nearest neighbour

LSXPS J202743.9+375535 — 75″ away

Nearest 'OK' neighbour

LSXPS J202743.9+375535 — 75″ 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)	3.1 (+2.9, -2.4) ×10^-4	0.00 (+1.53, -0.00) ×10^-4	0.00 (+1.42, -0.00) ×10^-4	4.9 (+2.9, -2.3) ×10^-4
Peak rate (ct s^-1)	1.4 (+0.7, -0.6) ×10^-3	0.00 (+1.53, -0.00) ×10^-4	0.00 (+1.42, -0.00) ×10^-4	5.1 (+3.8, -2.5) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	N/A	< 6.66× 10^-4	< 6.15× 10^-4	N/A
Counts detected	12	2	1	9
BG counts	8.384	3.604	1.534	3.269
Corr fact	1.69	1.69	1.69	1.69
P_const,χ	2.81×10^-10 (obs) 1.29×10^-3 (snapshot)	2.81×10^-10 (obs) <10^-16 (snapshot)	2.81×10^-10 (obs) 0.69 (snapshot)	2.81×10^-10 (obs) 1.94×10^-3 (snapshot)