LSXPS J174232.1-273921

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174232.1-273921 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 10″ away and the nearest good/reasonable source is 36″ away.

Detection flag:: Good
Total exposure:: 84 ks
RA (J2000):: 17^h 42^m 32.12^s=265.6338°
Dec (J2000):: -27° 39′ 21.8″=-27.6561°
Err₉₀:: 2.6′′(XRT+2MASS)
l:: +00° 44′ 05.9″=0.7350°
b:: +01° 14′ 55.9″=+1.2489°
Mean count rate: 8.3 (+2.2, -2.1) ×10^-4 ct s^-1
Galactic N_H: 9.3×10²¹ cm^-2
HRs: HR1=0.38 (+0.62, -0.15)
HR2=0.64 (+0.18, -0.21)
Observed between:: 2005-10-03 17:00 and 2025-06-19 17:56
Present in:: 156 datasets (total)
49 datasets (with blind detections)
51 datasets (count-rate detections)
External catalogue matches:: 1
Search Vizier | Simbad.
LSXPS ID: 630570

Nearest neighbour

LSXPS J174232.4-273931 — 10″ away

Nearest 'OK' neighbour

LSXPS J174230.4-273950 — 36″ 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)	8.3 (+2.2, -2.1) ×10^-4	2.7 (+6.7, -2.7) ×10^-5	3.4 (+10.6, -3.4) ×10^-5	7.2 (+1.8, -1.7) ×10^-4
Peak rate (ct s^-1)	8 (+5, -3) ×10^-3	2.4 (+1.9, -1.2) ×10^-3	3.7 (+1.2, -1.0) ×10^-4	1.16 (+0.17, -0.16) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	N/A	< 2.91× 10^-4	< 4.21× 10^-4	N/A
Counts detected	139	14	37	88
BG counts	93.38	12.51	35.12	48.46
Corr fact	1.55	1.55	1.55	1.55
P_const,χ	0.97 (obs) 0.51 (snapshot)	0.97 (obs) 1.36×10^-3 (snapshot)	0.97 (obs) 0.93 (snapshot)	0.97 (obs) 0.98 (snapshot)