LSXPS J155052.8-542036

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J155052.8-542036 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 32″ away and the nearest good/reasonable source is 47″ away.

Detection flag:: Good
Total exposure:: 399 ks
RA (J2000):: 15^h 50^m 52.83^s=237.7201°
Dec (J2000):: -54° 20′ 36.8″=-54.3436°
Err₉₀:: 6.6′′(XRT+2MASS)
l:: +327° 12′ 40.9″=327.2114°
b:: -00° 09′ 30.2″=-0.1584°
Mean count rate: 4.2 (±1.3) ×10^-4 ct s^-1
Galactic N_H: 1.6×10²² cm^-2
HRs: HR1=0.896 (+0.104, -0.030)
HR2=0.24 (±0.11)
Observed between:: and 2026-02-02 23:49
Present in:: 168 datasets (total)
2 datasets (with blind detections)
13 datasets (count-rate detections)
External catalogue matches:: 7
Search Vizier | Simbad.
LSXPS ID: 32768

Nearest neighbour

LSXPS J155051.9-542004 — 32″ away

Nearest 'OK' neighbour

LSXPS J155048.1-542013 — 47″ 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)	4.2 (±1.3) ×10^-4	0.00 (+1.37, -0.00) ×10^-5	1.6 (±0.5) ×10^-4	1.2 (±0.7) ×10^-4
Peak rate (ct s^-1)	3.24 (+1.21, -0.99) ×10^-2	0.00 (+1.37, -0.00) ×10^-5	1.2 (+0.4, -0.3) ×10^-2	1.7 (+1.0, -0.8) ×10^-2
Detected?	Blind: No Retrospective: Yes	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 5.43× 10^-4	< 5.70× 10^-5	N/A	< 3.35× 10^-4
Counts detected	564	28	178	361
BG counts	457.6	37.39	137.5	331.3
Corr fact	1.53	1.53	1.53	1.53
P_const,χ	3.66×10^-4 (obs) 6.67×10^-3 (snapshot)	3.66×10^-4 (obs) 0.79 (snapshot)	1.35×10^-5 (obs) 0.58 (snapshot)	2.47×10^-5 (obs) 0.75 (snapshot)