LSXPS J085409.7+642257

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J085409.7+642257 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 43″ away and the nearest good/reasonable source is 94″ away.

Detection flag:: Poor
Total exposure:: 732 ks
RA (J2000):: 08^h 54^m 09.75^s=133.5406°
Dec (J2000):: +64° 22′ 57.2″=+64.3826°
Err₉₀:: 5.0′′(XRT+2MASS)
l:: +150° 50′ 40.5″=150.8446°
b:: +37° 24′ 33.9″=+37.4094°
Mean count rate: 0.00 (+2.58, -0.00) ×10^-5 ct s^-1
Galactic N_H: 5.7×10²⁰ cm^-2
HRs: HR1=-0.1 (+0.5, -0.9)
HR2=0.766 (+0.234, -0.042)
Observed between:: and 2025-04-24 22:03
Present in:: 139 datasets (total)
1 datasets (with blind detections)
1 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 521264

Nearest neighbour

LSXPS J085411.9+642215 — 43″ away

Nearest 'OK' neighbour

LSXPS J085403.1+642133 — 94″ 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)	0.00 (+2.58, -0.00) ×10^-5	0.00 (+1.06, -0.00) ×10^-5	0.00 (+9.32, -0.00) ×10^-6	2.6 (+2.2, -2.1) ×10^-5
Peak rate (ct s^-1)	5.3 (+4.0, -2.7) ×10^-3	0.00 (+1.06, -0.00) ×10^-5	0.00 (+9.32, -0.00) ×10^-6	3.6 (+3.4, -2.1) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 4.81× 10^-5	< 4.05× 10^-5	< 1.09× 10^-4
Counts detected	138	54	21	63
BG counts	151.5	78.93	31.28	55.01
Corr fact	1.47	1.47	1.47	1.47
P_const,χ	4.85×10^-5 (obs) 4.86×10^-4 (snapshot)	4.85×10^-5 (obs) 0.54 (snapshot)	4.85×10^-5 (obs) 1.00 (snapshot)	4.85×10^-5 (obs) 6.34×10^-2 (snapshot)