LSXPS J155100.9-541950

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

Warnings were associated with this source; it may be spurious or have unreliable properties.

This image is 160 pixels (=6.3′ to a side).
LSXPS J155100.9-541950 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 23″ away and the nearest good/reasonable source is 29″ away.

Detection flag:: Reasonable
But flagged as: source is in a region marked by manual screening as affected by artifacts or diffuse emission.
Total exposure:: 395 ks
RA (J2000):: 15^h 51^m 00.98^s=237.7541°
Dec (J2000):: -54° 19′ 50.3″=-54.3306°
Err₉₀:: 3.3′′(XRT+2MASS)
l:: +327° 14′ 05.6″=327.2349°
b:: -00° 09′ 38.8″=-0.1608°
Mean count rate: 9.0 (±1.5) ×10^-4 ct s^-1
Galactic N_H: 1.6×10²² cm^-2
HRs: HR1=0.867 (+0.133, -0.038)
HR2=0.38 (±0.08)
Observed between:: and 2026-02-02 23:41
Present in:: 160 datasets (total)
1 datasets (with blind detections)
11 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 644636

Nearest neighbour

LSXPS J155101.8-542012 — 23″ away

Nearest 'OK' neighbour

LSXPS J155058.5-542010 — 29″ away

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This source is in a field which contains diffuse emission / artifacts. Details may be inaccurate.

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)	9.0 (±1.5) ×10^-4	0.00 (+2.11, -0.00) ×10^-5	2.2 (±0.6) ×10^-4	4.1 (±1.3) ×10^-4
Peak rate (ct s^-1)	2.0 (+0.8, -0.7) ×10^-2	2.3 (+1.8, -1.2) ×10^-3	3.7 (+2.2, -1.6) ×10^-3	1.3 (±0.3) ×10^-2
Detected?	Blind: No Retrospective: Yes	Blind: No Retrospective: No	Yes	Blind: No Retrospective: Yes
3 σ UL (ct s^-1)	< 1.06× 10^-3	< 7.49× 10^-5	N/A	< 5.36× 10^-4
Counts detected	915	36	262	617
BG counts	681.3	39.22	204.2	511.8
Corr fact	1.49	1.49	1.49	1.49
P_const,χ	1.34×10^-4 (obs) 3.72×10^-2 (snapshot)	1.34×10^-4 (obs) 1.00 (snapshot)	1.34×10^-4 (obs) 0.89 (snapshot)	1.34×10^-4 (obs) 9.96×10^-2 (snapshot)