LSXPS J174000.6-274847

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174000.6-274847 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 18.6′ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 23 ks
RA (J2000):: 17^h 40^m 00.66^s=265.0027°
Dec (J2000):: -27° 48′ 47.5″=-27.8132°
Err₉₀:: 2.9′′(XRT+2MASS)
l:: +00° 18′ 22.2″=0.3062°
b:: +01° 38′ 23.9″=+1.6400°
Mean count rate: 9.0 (+1.7, -1.5) ×10^-3 ct s^-1
Galactic N_H: 8.5×10²¹ cm^-2
HRs: HR1=0.807 (+0.193, -0.054)
HR2=0.10 (+0.13, -0.16)
Observed between:: and 2024-10-24 07:26
Present in:: 89 datasets (total)
3 datasets (with blind detections)
19 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 400373

Nearest neighbour

LSXPS J174000.6-274859 — 11″ away

Nearest 'OK' neighbour

LSXPS J173846.6-273956 — 18.6′ 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)	9.0 (+1.7, -1.5) ×10^-3	4 (+5, -3) ×10^-4	4.75 (+1.11, -0.98) ×10^-3	5.7 (+1.2, -1.1) ×10^-3
Peak rate (ct s^-1)	5.3 (+3.4, -2.4) ×10^-2	4 (+5, -3) ×10^-4	3.0 (+2.8, -1.7) ×10^-2	4.7 (+3.4, -2.3) ×10^-2
Detected?	Yes	Blind: No Retrospective: No	Yes	Yes
3 σ UL (ct s^-1)	N/A	< 2.34× 10^-3	N/A	N/A
Counts detected	62	4	26	32
BG counts	18.08	1.909	2.718	4.001
Corr fact	1.58	1.58	1.58	1.58
P_const,χ	1.61×10^-4 (obs) 0.10 (snapshot)	1.61×10^-4 (obs) 0.31 (snapshot)	1.61×10^-4 (obs) 0.41 (snapshot)	1.61×10^-4 (obs) 0.17 (snapshot)