LSXPS J173843.6-275348

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J173843.6-275348 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 14″ away and the nearest good/reasonable source is 114″ away.

Detection flag:: Good
Total exposure:: 87 ks
RA (J2000):: 17^h 38^m 43.69^s=264.6821°
Dec (J2000):: -27° 53′ 48.3″=-27.8967°
Err₉₀:: 3.8′′(XRT+2MASS)
l:: +00° 05′ 04.1″=0.0845°
b:: +01° 50′ 08.1″=+1.8356°
Mean count rate: 2.9 (+1.6, -1.3) ×10^-3 ct s^-1
Galactic N_H: 8.4×10²¹ cm^-2
HRs: HR1=-0.788 (+0.045, -0.212)
HR2=0.68 (+0.32, -0.06)
Observed between:: and 2025-05-20 20:42
Present in:: 70 datasets (total)
2 datasets (with blind detections)
12 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 527944

Nearest neighbour

LSXPS J173843.7-275402 — 14″ away

Nearest 'OK' neighbour

LSXPS J173845.2-275540 — 114″ 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)	2.9 (+1.6, -1.3) ×10^-3	2.41 (+1.19, -0.93) ×10^-3	0.00 (+5.67, -0.00) ×10^-4	10 (+10, -7) ×10^-4
Peak rate (ct s^-1)	2.8 (+2.6, -1.6) ×10^-2	4.0 (+2.9, -2.0) ×10^-2	0.00 (+5.67, -0.00) ×10^-4	10 (+10, -7) ×10^-4
Detected?	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 8.16× 10^-3	N/A	< 2.57× 10^-3	< 4.86× 10^-3
Counts detected	15	8	1	6
BG counts	7.103	1.491	2.259	3.389
Corr fact	3.03	3.03	3.03	3.03
P_const,χ	3.91×10^-9 (obs) 1.20×10^-2 (snapshot)	3.91×10^-9 (obs) 2.33×10^-4 (snapshot)	3.91×10^-9 (obs) 1.19×10^-3 (snapshot)	3.91×10^-9 (obs) 0.77 (snapshot)