LSXPS J155058.5-542010

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J155058.5-542010 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 28″ away and the nearest good/reasonable source is 56″ away.

Detection flag:: Good
Total exposure:: 394 ks
RA (J2000):: 15^h 50^m 58.57^s=237.7441°
Dec (J2000):: -54° 20′ 10.5″=-54.3363°
Err₉₀:: 4.3′′(XRT+2MASS)
l:: +327° 13′ 36.4″=327.2268°
b:: -00° 09′ 41.3″=-0.1615°
Mean count rate: 6.0 (±1.3) ×10^-4 ct s^-1
Galactic N_H: 1.6×10²² cm^-2
HRs: HR1=0.78 (±0.12)
HR2=0.17 (+0.12, -0.10)
Observed between:: and 2024-03-08 12:50
Present in:: 161 datasets (total)
2 datasets (with blind detections)
13 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 32716

Nearest neighbour

LSXPS J155058.9-542038 — 28″ away

Nearest 'OK' neighbour

LSXPS J155052.8-542036 — 56″ 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)	6.0 (±1.3) ×10^-4	1.1 (+2.1, -1.1) ×10^-5	2.3 (+0.6, -0.5) ×10^-4	9 (±7) ×10^-5
Peak rate (ct s^-1)	2.4 (+0.7, -0.6) ×10^-2	2.3 (+1.8, -1.2) ×10^-3	1.1 (+0.4, -0.3) ×10^-2	1.3 (+0.4, -0.3) ×10^-2
Detected?	Yes	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 9.27× 10^-5	N/A	< 3.28× 10^-4
Counts detected	733	41	228	464
BG counts	570.9	37.95	166.5	439.2
Corr fact	1.43	1.43	1.43	1.43
P_const,χ	5.55×10^-2 (obs) 9.66×10^-2 (snapshot)	0.14 (obs) 1.26×10^-2 (snapshot)	0.11 (obs) 0.85 (snapshot)	0.14 (obs) 0.55 (snapshot)