LSXPS J174209.7-273535

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174209.7-273535 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 25″ away and the nearest good/reasonable source is 6.2′ away.

Detection flag:: Poor
Total exposure:: 79 ks
RA (J2000):: 17^h 42^m 09.71^s=265.5405°
Dec (J2000):: -27° 35′ 35.1″=-27.5931°
Err₉₀:: 4.9′′(XRT+2MASS)
l:: +00° 44′ 41.7″=0.7449°
b:: +01° 21′ 08.5″=+1.3524°
Mean count rate: 0.00 (+1.36, -0.00) ×10^-4 ct s^-1
Galactic N_H: 8.6×10²¹ cm^-2
HRs: HR1=-0.49 (+0.16, -0.51)
HR2=0.39 (+0.61, -0.18)
Observed between:: 2005-10-03 17:00 and 2024-10-29 16:49
Present in:: 120 datasets (total)
5 datasets (with blind detections)
5 datasets (count-rate detections)
External catalogue matches:: 7
Search Vizier | Simbad.
LSXPS ID: 630549

Nearest neighbour

LSXPS J174210.2-273511 — 25″ away

Nearest 'OK' neighbour

LSXPS J174232.1-273921 — 6.2′ 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)	0.00 (+1.36, -0.00) ×10^-4	9.5 (+10.2, -8.8) ×10^-5	0.00 (+6.88, -0.00) ×10^-5	0.00 (+1.15, -0.00) ×10^-4
Peak rate (ct s^-1)	0.00 (+1.36, -0.00) ×10^-4	9.5 (+10.2, -8.8) ×10^-5	0.00 (+6.88, -0.00) ×10^-5	0.00 (+1.15, -0.00) ×10^-4
Detected?	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 5.48× 10^-4	N/A	< 3.11× 10^-4	< 4.38× 10^-4
Counts detected	44	14	12	18
BG counts	53.87	10.91	21.77	21.54
Corr fact	2.43	2.43	2.43	2.43
P_const,χ	1.38×10^-13 (obs) 1.11×10^-2 (snapshot)	1.38×10^-13 (obs) 3.46×10^-4 (snapshot)	1.38×10^-13 (obs) 1.52×10^-3 (snapshot)	1.38×10^-13 (obs) 1.00 (snapshot)