LSXPS J173948.9-283350

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J173948.9-283350 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 45″ away and the nearest good/reasonable source is 6.5′ away.

Detection flag:: Reasonable
Total exposure:: 12 ks
RA (J2000):: 17^h 39^m 48.93^s=264.9539°
Dec (J2000):: -28° 33′ 50.6″=-28.5641°
Err₉₀:: 5.1′′(XRT+2MASS)
l:: +359° 38′ 48.7″=359.6469°
b:: +01° 16′ 39.5″=+1.2776°
Mean count rate: 0.00 (+3.67, -0.00) ×10^-4 ct s^-1
Galactic N_H: 9.5×10²¹ cm^-2
HRs: HR1=0.62 (+0.38, +0.04)
HR2=-0.2 (+0.3, -0.8)
Observed between:: 2005-09-03 06:54 and 2025-05-20 20:50
Present in:: 113 datasets (total)
35 datasets (with blind detections)
35 datasets (count-rate detections)
External catalogue matches:: 8
Search Vizier | Simbad.
LSXPS ID: 528689

Nearest neighbour

LSXPS J173948.2-283435 — 45″ away

Nearest 'OK' neighbour

— 6.5′ away

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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 (+3.67, -0.00) ×10^-4	0.00 (+1.35, -0.00) ×10^-4	0.00 (+4.96, -0.00) ×10^-4	0.00 (+3.21, -0.00) ×10^-4
Peak rate (ct s^-1)	0.00 (+3.67, -0.00) ×10^-4	0.00 (+1.35, -0.00) ×10^-4	1.2 (±0.6) ×10^-3	0.00 (+3.21, -0.00) ×10^-4
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 1.67× 10^-3	< 6.84× 10^-4	N/A	< 1.47× 10^-3
Counts detected	48	0	17	31
BG counts	71.95	3.733	18.56	50.03
Corr fact	1.52	1.52	1.52	1.52
P_const,χ	1.00 (obs) 3.69×10^-2 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.00 (snapshot)