LSXPS J024038.9+611526

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J024038.9+611526 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 26″ away and the nearest good/reasonable source is 108″ away.

Detection flag:: Good
Total exposure:: 821 ks
RA (J2000):: 02^h 40^m 38.97^s=40.1624°
Dec (J2000):: +61° 15′ 26.1″=+61.2573°
Err₉₀:: 2.0′′(XRT+2MASS)
l:: +135° 40′ 38.1″=135.6772°
b:: +01° 07′ 03.3″=+1.1176°
Mean count rate: 2.2 (±0.8) ×10^-4 ct s^-1
Galactic N_H: 9.0×10²¹ cm^-2
HRs: HR1=0.848 (+0.152, -0.045)
HR2=0.346 (+0.116, -0.090)
Observed between:: and 2025-09-16 04:14
Present in:: 459 datasets (total)
16 datasets (with blind detections)
18 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 562015

Nearest neighbour

LSXPS J024042.0+611540 — 26″ away

Nearest 'OK' neighbour

LSXPS J024053.5+611553 — 108″ 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)	2.2 (±0.8) ×10^-4	0.00 (+7.65, -0.00) ×10^-6	3.7 (+2.9, -2.8) ×10^-5	1.8 (±0.4) ×10^-4
Peak rate (ct s^-1)	4.7 (+3.2, -2.2) ×10^-3	0.00 (+7.65, -0.00) ×10^-6	8 (±3) ×10^-5	1.1 (+0.5, -0.4) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Yes	Yes
3 σ UL (ct s^-1)	N/A	< 3.51× 10^-5	N/A	N/A
Counts detected	758	87	254	417
BG counts	651.9	121.7	236.2	331.8
Corr fact	1.50	1.50	1.50	1.50
P_const,χ	0.97 (obs) 0.34 (snapshot)	0.97 (obs) <10^-16 (snapshot)	0.97 (obs) 0.66 (snapshot)	0.97 (obs) 0.74 (snapshot)