LSXPS J174042.5-280738

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174042.5-280738 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 27″ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 24 ks
RA (J2000):: 17^h 40^m 42.59^s=265.1774°
Dec (J2000):: -28° 07′ 38.6″=-28.1274°
Err₉₀:: 2.2′′(XRT+2MASS)
l:: +00° 07′ 17.6″=0.1215°
b:: +01° 20′ 33.2″=+1.3425°
Mean count rate: 0.00 (+1.22, -0.00) ×10^-3 ct s^-1
Galactic N_H: 9.3×10²¹ cm^-2
HRs: HR1=0.21 (+0.79, -0.27)
HR2=0.852 (+0.148, -0.042)
Observed between:: and 2024-10-22 09:37
Present in:: 99 datasets (total)
2 datasets (with blind detections)
42 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 363827

Nearest neighbour

LSXPS J174042.1-280729 — 11″ away

Nearest 'OK' neighbour

LSXPS J174041.9-280712 — 27″ 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 (+1.22, -0.00) ×10^-3	5.2 (+23.2, -5.2) ×10^-5	0.00 (+3.54, -0.00) ×10^-4	2.0 (+1.1, -1.0) ×10^-3
Peak rate (ct s^-1)	4.0 (+3.0, -2.0) ×10^-2	5.2 (+23.2, -5.2) ×10^-5	3.7 (+1.3, -1.1) ×10^-3	4.0 (+3.0, -2.0) ×10^-2
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	N/A	< 9.85× 10^-4	< 1.39× 10^-3	N/A
Counts detected	152	4	21	127
BG counts	152.5	3.458	26.02	106.0
Corr fact	1.55	1.55	1.55	1.55
P_const,χ	<10^-16 (obs) <10^-16 (snapshot)	<10^-16 (obs) 1.00 (snapshot)	<10^-16 (obs) 1.00 (snapshot)	<10^-16 (obs) <10^-16 (snapshot)