LSXPS J042010.5-544454

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J042010.5-544454 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 31″ away and the nearest good/reasonable source is 45″ away.

Detection flag:: Poor
Total exposure:: 219 ks
RA (J2000):: 04^h 20^m 10.56^s=65.0440°
Dec (J2000):: -54° 44′ 54.8″=-54.7486°
Err₉₀:: 6.1′′(Star trackers)
l:: +264° 02′ 58.6″=264.0496°
b:: -43° 25′ 03.4″=-43.4176°
Mean count rate: 1.4 (+1.0, -0.9) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²⁰ cm^-2
HRs: HR1=-0.00 (+0.22, -0.27)
HR2=0.04 (+0.27, -0.22)
Observed between:: 2007-12-12 06:49 and 2025-09-21 00:44
Present in:: 187 datasets (total)
3 datasets (with blind detections)
3 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 1093656

Nearest neighbour

LSXPS J042009.4-544524 — 31″ away

Nearest 'OK' neighbour

— 45″ away

Build custom products for this source.

Spectral / Flux information

Hide spectral section.

Temporal Information

Hide temporal section.

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 (+1.0, -0.9) ×10^-4	0.00 (+6.89, -0.00) ×10^-5	8 (+6, -5) ×10^-5	9 (+66, -9) ×10^-6
Peak rate (ct s^-1)	1.4 (+1.0, -0.9) ×10^-4	0.00 (+6.89, -0.00) ×10^-5	8 (+6, -5) ×10^-5	9 (+66, -9) ×10^-6
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 2.27× 10^-4	< 2.73× 10^-4	< 2.38× 10^-4
Counts detected	60	21	17	22
BG counts	49.55	21.05	11.11	21.28
Corr fact	2.88	2.88	2.88	2.88
P_const,χ	1.98×10^-2 (obs) 0.12 (snapshot)	1.98×10^-2 (obs) 0.35 (snapshot)	1.98×10^-2 (obs) 0.66 (snapshot)	1.98×10^-2 (obs) 0.97 (snapshot)