LSXPS J173948.5-281826

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J173948.5-281826 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 25″ away.

Detection flag:: Reasonable
Total exposure:: 23 ks
RA (J2000):: 17^h 39^m 48.55^s=264.9523°
Dec (J2000):: -28° 18′ 26.3″=-28.3073°
Err₉₀:: 8.5′′(XRT+2MASS)
l:: +359° 51′ 49.3″=359.8637°
b:: +01° 24′ 54.9″=+1.4153°
Mean count rate: 1.44 (+1.10, -0.93) ×10^-3 ct s^-1
Galactic N_H: 8.8×10²¹ cm^-2
HRs: HR1=0.2 (±0.4)
HR2=-0.67 (+0.08, -0.33)
Observed between:: and 2024-10-22 09:37
Present in:: 58 datasets (total)
6 datasets (with blind detections)
13 datasets (count-rate detections)
External catalogue matches:: 8
Search Vizier | Simbad.
LSXPS ID: 516061

Nearest neighbour

LSXPS J173948.9-281801 — 25″ away

Nearest 'OK' neighbour

LSXPS J173948.9-281801 — 25″ 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)	1.44 (+1.10, -0.93) ×10^-3	10 (+7, -5) ×10^-4	1.1 (+0.8, -0.7) ×10^-3	0.00 (+4.79, -0.00) ×10^-4
Peak rate (ct s^-1)	2.21 (+1.27, -0.94) ×10^-2	1.41 (+1.04, -0.70) ×10^-2	1.96 (+1.11, -0.84) ×10^-3	0.00 (+4.79, -0.00) ×10^-4
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 5.39× 10^-3	< 3.78× 10^-3	N/A	< 2.15× 10^-3
Counts detected	14	5	7	2
BG counts	8.951	1.623	3.099	4.313
Corr fact	2.75	2.75	2.75	2.75
P_const,χ	0.42 (obs) 3.03×10^-2 (snapshot)	0.42 (obs) 8.92×10^-4 (snapshot)	0.42 (obs) 0.89 (snapshot)	0.42 (obs) 0.93 (snapshot)