LSXPS J180121.2-232946

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J180121.2-232946 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 62″ away and the nearest good/reasonable source is 2.4′ away.

Detection flag:: Poor
Total exposure:: 11 ks
RA (J2000):: 18^h 01^m 21.21^s=270.3384°
Dec (J2000):: -23° 29′ 46.8″=-23.4963°
Err₉₀:: 4.5′′(XRT+2MASS)
l:: +06° 28′ 36.8″=6.4769°
b:: -00° 16′ 39.5″=-0.2776°
Mean count rate: 6 (+6, -5) ×10^-4 ct s^-1
Galactic N_H: 9.9×10²¹ cm^-2
HRs: HR1=0.15 (+0.85, -0.27)
HR2=-0.27 (+0.21, -0.73)
Observed between:: 2007-04-25 13:29 and 2025-04-20 18:36
Present in:: 35 datasets (total)
5 datasets (with blind detections)
5 datasets (count-rate detections)
External catalogue matches:: 1
Search Vizier | Simbad.
LSXPS ID: 820979

Nearest neighbour

LSXPS J180123.5-233040 — 62″ away

Nearest 'OK' neighbour

LSXPS J180111.3-232859 — 2.4′ away

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This source is in a field with stray light; however, this should have been correctly handled.

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 (+6, -5) ×10^-4	1.3 (+4.6, -1.3) ×10^-4	3 (+4, -3) ×10^-4	1.7 (+3.3, -1.7) ×10^-4
Peak rate (ct s^-1)	1.63 (+1.10, -0.95) ×10^-3	1.3 (+4.6, -1.3) ×10^-4	3 (+4, -3) ×10^-4	1.7 (+3.3, -1.7) ×10^-4
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 1.89× 10^-3	< 2.21× 10^-3	< 1.62× 10^-3
Counts detected	26	9	12	5
BG counts	21.89	8.095	9.871	3.796
Corr fact	1.59	1.59	1.59	1.59
P_const,χ	0.27 (obs) 0.18 (snapshot)	0.27 (obs) 4.47×10^-3 (snapshot)	0.27 (obs) 0.94 (snapshot)	0.27 (obs) 0.72 (snapshot)