LSXPS J201726.9+581527

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J201726.9+581527 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 115″ away and the nearest good/reasonable source is 3.0′ away.

Detection flag:: Good
Total exposure:: 40 ks
RA (J2000):: 20^h 17^m 26.91^s=304.3621°
Dec (J2000):: +58° 15′ 27.5″=+58.2576°
Err₉₀:: 4.5′′(Star trackers)
l:: +92° 50′ 36.5″=92.8435°
b:: +12° 28′ 59.8″=+12.4833°
Mean count rate: 8.0 (±0.5) ×10^-3 ct s^-1
Galactic N_H: 2.8×10²¹ cm^-2
HRs: HR1=0.61 (+0.07, -0.08)
HR2=0.05 (±0.07)
Observed between:: 2017-08-31 05:52 and 2025-10-24 23:12
Present in:: 31 datasets (total)
23 datasets (with blind detections)
29 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 1167117

Nearest neighbour

LSXPS J201715.2+581417 — 115″ away

Nearest 'OK' neighbour

LSXPS J201710.3+581727 — 3.0′ 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)	8.0 (±0.5) ×10^-3	8.0 (+1.9, -1.7) ×10^-4	3.5 (±0.3) ×10^-3	3.8 (±0.4) ×10^-3
Peak rate (ct s^-1)	4.2 (+3.1, -2.1) ×10^-2	4.2 (+3.1, -2.1) ×10^-2	1.6 (+0.8, -0.6) ×10^-2	1.4 (+0.7, -0.5) ×10^-2
Detected?	Yes	Blind: No Retrospective: Yes	Yes	Yes
3 σ UL (ct s^-1)	N/A	< 1.43× 10^-3	N/A	N/A
Counts detected	264	31	111	125
BG counts	13.73	6.089	3.285	6.098
Corr fact	1.42	1.42	1.42	1.42
P_const,χ	<10^-16 (obs) 1.45×10^-3 (snapshot)	4.71×10^-10 (obs) 7.74×10^-6 (snapshot)	1.11×10^-12 (obs) 2.87×10^-2 (snapshot)	1.55×10^-15 (obs) 1.74×10^-3 (snapshot)