LSXPS J085658.4+641755

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J085658.4+641755 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 59″ away.

Detection flag:: Reasonable
Total exposure:: 248 ks
RA (J2000):: 08^h 56^m 58.47^s=134.2436°
Dec (J2000):: +64° 17′ 55.6″=+64.2988°
Err₉₀:: 5.6′′(Star trackers)
l:: +150° 50′ 29.6″=150.8416°
b:: +37° 43′ 30.6″=+37.7252°
Mean count rate: 1.3 (+1.2, -1.1) ×10^-4 ct s^-1
Galactic N_H: 5.8×10²⁰ cm^-2
HRs: HR1=-0.815 (+0.048, -0.185)
HR2=0.35 (+0.65, -0.16)
Observed between:: 2008-11-20 02:39 and 2025-02-27 16:19
Present in:: 64 datasets (total)
4 datasets (with blind detections)
4 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 1040758

Nearest neighbour

LSXPS J085707.5+641754 — 59″ away

Nearest 'OK' neighbour

LSXPS J085707.5+641754 — 59″ 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)	1.3 (+1.2, -1.1) ×10^-4	2.3 (+1.2, -1.0) ×10^-4	0.00 (+3.74, -0.00) ×10^-5	0.00 (+4.40, -0.00) ×10^-5
Peak rate (ct s^-1)	1.7 (+1.4, -1.1) ×10^-3	1.9 (+1.4, -1.2) ×10^-3	0.00 (+3.74, -0.00) ×10^-5	0.00 (+4.40, -0.00) ×10^-5
Detected?	Yes	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	< 1.64× 10^-4	< 1.92× 10^-4
Counts detected	57	39	6	12
BG counts	49.55	25.93	10.75	19.40
Corr fact	4.46	4.46	4.46	4.46
P_const,χ	4.98×10^-5 (obs) 0.36 (snapshot)	6.15×10^-5 (obs) 0.40 (snapshot)	3.70×10^-7 (obs) <10^-16 (snapshot)	3.70×10^-7 (obs) 0.61 (snapshot)