LSXPS J173757.3-275212

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J173757.3-275212 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 3.2′ away and the nearest good/reasonable source is 10.4′ away.

Detection flag:: Good
Total exposure:: 21 ks
RA (J2000):: 17^h 37^m 57.32^s=264.4888°
Dec (J2000):: -27° 52′ 12.3″=-27.8701°
Err₉₀:: 3.7′′(XRT+2MASS)
l:: +00° 00′ 56.9″=0.0158°
b:: +01° 59′ 39.2″=+1.9942°
Mean count rate: 1.8 (+0.4, -0.3) ×10^-2 ct s^-1
Galactic N_H: 8.3×10²¹ cm^-2
HRs: HR1=0.51 (+0.22, -0.16)
HR2=-0.23 (+0.17, -0.21)
Observed between:: and 2025-05-20 20:42
Present in:: 74 datasets (total)
32 datasets (with blind detections)
37 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 824855

Nearest neighbour

LSXPS J173809.0-275022 — 3.2′ away

Nearest 'OK' neighbour

LSXPS J173843.6-275348 — 10.4′ 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)	1.8 (+0.4, -0.3) ×10^-2	2.7 (+1.7, -1.3) ×10^-3	9.5 (+2.9, -2.4) ×10^-3	5.4 (+2.3, -1.9) ×10^-3
Peak rate (ct s^-1)	4.0 (+2.5, -1.7) ×10^-2	2.7 (+1.7, -1.3) ×10^-3	9.5 (+2.9, -2.4) ×10^-3	3.0 (+2.2, -1.5) ×10^-2
Detected?	Yes	Blind: No Retrospective: Yes	Yes	Yes
3 σ UL (ct s^-1)	N/A	< 9.28× 10^-3	N/A	N/A
Counts detected	31	5	16	10
BG counts	3.784	0.846	1.528	1.805
Corr fact	5.05	5.05	5.05	5.05
P_const,χ	1.20×10^-4 (obs) 0.19 (snapshot)	1.20×10^-4 (obs) 0.71 (snapshot)	1.20×10^-4 (obs) 0.70 (snapshot)	1.20×10^-4 (obs) 3.39×10^-3 (snapshot)