LSXPS J042058.0-545354

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J042058.0-545354 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 99″ away and the nearest good/reasonable source is 102″ away.

Detection flag:: Good
Total exposure:: 257 ks
RA (J2000):: 04^h 20^m 58.04^s=65.2418°
Dec (J2000):: -54° 53′ 54.3″=-54.8984°
Err₉₀:: 4.7′′(Star trackers)
l:: +264° 12′ 35.3″=264.2098°
b:: -43° 16′ 10.9″=-43.2697°
Mean count rate: 1.4 (±0.7) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²⁰ cm^-2
HRs: HR1=0.09 (+0.26, -0.33)
HR2=-0.01 (+0.27, -0.23)
Observed between:: 2007-12-12 06:49 and 2025-12-20 13:44
Present in:: 220 datasets (total)
15 datasets (with blind detections)
16 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 1109248

Nearest neighbour

LSXPS J042108.0-545303 — 99″ away

Nearest 'OK' neighbour

LSXPS J042048.4-545455 — 102″ 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)	1.4 (±0.7) ×10^-4	0.00 (+4.78, -0.00) ×10^-5	7 (±4) ×10^-5	4 (+4, -3) ×10^-5
Peak rate (ct s^-1)	7 (+5, -3) ×10^-3	7 (+5, -3) ×10^-3	7 (±4) ×10^-5	7 (+7, -4) ×10^-3
Detected?	Yes	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	< 2.02× 10^-4	< 1.85× 10^-4
Counts detected	100	37	28	35
BG counts	81.41	37.53	18.45	29.72
Corr fact	1.88	1.88	1.88	1.88
P_const,χ	0.18 (obs) 0.16 (snapshot)	0.18 (obs) 3.35×10^-3 (snapshot)	0.18 (obs) 0.65 (snapshot)	0.18 (obs) 0.92 (snapshot)