LSXPS J204231.7+412750

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J204231.7+412750 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 2.6′ away and the nearest good/reasonable source is 5.2′ away.

Detection flag:: Good
Total exposure:: 18 ks
RA (J2000):: 20^h 42^m 31.71^s=310.6321°
Dec (J2000):: +41° 27′ 50.2″=+41.4639°
Err₉₀:: 4.7′′(XRT+2MASS)
l:: +81° 23′ 50.0″=81.3972°
b:: -00° 30′ 23.0″=-0.5064°
Mean count rate: 1.4 (+0.5, -0.4) ×10^-3 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=-0.48 (+0.29, -0.33)
HR2=-0.12 (+0.24, -0.88)
Observed between:: 2006-01-20 21:16 and 2024-08-19 18:56
Present in:: 37 datasets (total)
9 datasets (with blind detections)
12 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 911667

Nearest neighbour

LSXPS J204226.5+412526 — 2.6′ away

Nearest 'OK' neighbour

LSXPS J204258.4+412912 — 5.2′ 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)	1.4 (+0.5, -0.4) ×10^-3	8.5 (+3.6, -3.0) ×10^-4	3.1 (+2.4, -1.8) ×10^-4	1.9 (+2.1, -1.5) ×10^-4
Peak rate (ct s^-1)	3.1 (+1.7, -1.3) ×10^-3	8.5 (+3.6, -3.0) ×10^-4	3.2 (+3.1, -1.9) ×10^-3	5.0 (+4.8, -3.0) ×10^-3
Detected?	Yes	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	< 1.24× 10^-3	< 1.07× 10^-3
Counts detected	21	12	5	4
BG counts	6.324	2.919	1.710	1.968
Corr fact	1.75	1.75	1.75	1.75
P_const,χ	7.13×10^-3 (obs) 0.43 (snapshot)	7.13×10^-3 (obs) 0.66 (snapshot)	7.13×10^-3 (obs) 8.62×10^-2 (snapshot)	7.13×10^-3 (obs) 6.22×10^-2 (snapshot)