LSXPS J185714.7+022333

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J185714.7+022333 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 108″ away and the nearest good/reasonable source is 2.2′ away.

Detection flag:: Poor
Total exposure:: 34 ks
RA (J2000):: 18^h 57^m 14.76^s=284.3115°
Dec (J2000):: +02° 23′ 33.1″=+2.3925°
Err₉₀:: 5.5′′(XRT+2MASS)
l:: +35° 43′ 23.5″=35.7232°
b:: -00° 12′ 01.3″=-0.2004°
Mean count rate: 3.7 (+2.9, -2.5) ×10^-4 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=-0.0 (±0.6)
HR2=0.31 (+0.69, -0.16)
Observed between:: 2006-10-25 04:30 and 2023-03-11 00:25
Present in:: 43 datasets (total)
5 datasets (with blind detections)
6 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 538945

Nearest neighbour

LSXPS J185720.3+022442 — 108″ away

Nearest 'OK' neighbour

LSXPS J185706.1+022411 — 2.2′ away

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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)	3.7 (+2.9, -2.5) ×10^-4	7.4 (+15.4, -7.4) ×10^-5	6.5 (+15.8, -6.5) ×10^-5	1.5 (+1.9, -1.5) ×10^-4
Peak rate (ct s^-1)	3.3 (+2.3, -1.9) ×10^-4	7.4 (+15.4, -7.4) ×10^-5	6.5 (+15.8, -6.5) ×10^-5	3.7 (+1.9, -1.5) ×10^-4
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 7.51× 10^-4	< 7.44× 10^-4	< 1.01× 10^-3
Counts detected	17	4	4	9
BG counts	11.70	2.949	3.079	6.822
Corr fact	2.42	2.42	2.42	2.42
P_const,χ	0.38 (obs) 0.26 (snapshot)	0.38 (obs) 0.30 (snapshot)	0.38 (obs) 1.00 (snapshot)	0.38 (obs) 4.26×10^-2 (snapshot)