LSXPS J174216.7-274156

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174216.7-274156 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 11″ away and the nearest good/reasonable source is 4.2′ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 85 ks
RA (J2000):: 17^h 42^m 16.74^s=265.5697°
Dec (J2000):: -27° 41′ 56.5″=-27.6990°
Err₉₀:: 2.9′′(XRT+2MASS)
l:: +00° 40′ 06.7″=0.6685°
b:: +01° 16′ 28.1″=+1.2745°
Mean count rate: 1.3 (+1.3, -1.2) ×10^-4 ct s^-1
Galactic N_H: 9.3×10²¹ cm^-2
HRs: HR1=0.35 (+0.65, -0.17)
HR2=0.60 (+0.40, -0.12)
Observed between:: 2005-10-03 17:00 and 2025-06-19 17:56
Present in:: 158 datasets (total)
49 datasets (with blind detections)
49 datasets (count-rate detections)
External catalogue matches:: 6
Search Vizier | Simbad.
LSXPS ID: 629715

Nearest neighbour

LSXPS J174217.0-274207 — 11″ away

Nearest 'OK' neighbour

LSXPS J174232.4-273931 — 4.2′ 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)	1.3 (+1.3, -1.2) ×10^-4	0.00 (+4.65, -0.00) ×10^-5	0.00 (+7.80, -0.00) ×10^-5	2.0 (+1.3, -1.2) ×10^-4
Peak rate (ct s^-1)	10 (+7, -5) ×10^-3	0.00 (+4.65, -0.00) ×10^-5	0.00 (+7.80, -0.00) ×10^-5	6.3 (+1.3, -1.2) ×10^-4
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	N/A	< 1.88× 10^-4	< 2.91× 10^-4	N/A
Counts detected	99	10	31	58
BG counts	91.10	13.62	35.49	46.04
Corr fact	1.42	1.42	1.42	1.42
P_const,χ	3.86×10^-4 (obs) 2.87×10^-3 (snapshot)	3.86×10^-4 (obs) 0.95 (snapshot)	3.86×10^-4 (obs) 0.21 (snapshot)	3.86×10^-4 (obs) 2.28×10^-3 (snapshot)