LSXPS J203159.5+411448

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203159.5+411448 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 36″ away and the nearest good/reasonable source is 38″ away.

Detection flag:: Good, but may be affected by, or due to, stray light.
Total exposure:: 361 ks
RA (J2000):: 20^h 31^m 59.53^s=307.9981°
Dec (J2000):: +41° 14′ 48.6″=+41.2468°
Err₉₀:: 3.4′′(XRT+2MASS)
l:: +80° 01′ 46.2″=80.0295°
b:: +00° 56′ 16.0″=+0.9378°
Mean count rate: 9 (±3) ×10^-4 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=0.59 (+0.09, -0.08)
HR2=0.06 (±0.08)
Observed between:: 2005-01-04 01:30 and 2024-08-01 23:59
Present in:: 164 datasets (total)
8 datasets (with blind detections)
12 datasets (count-rate detections)
External catalogue matches:: 6
Search Vizier | Simbad.
LSXPS ID: 346684

Nearest neighbour

LSXPS J203156.4+411439 — 36″ away

Nearest 'OK' neighbour

LSXPS J203201.7+411518 — 38″ 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)	9 (±3) ×10^-4	0.00 (+7.48, -0.00) ×10^-5	6.8 (+2.2, -2.0) ×10^-4	2.3 (+1.9, -1.8) ×10^-4
Peak rate (ct s^-1)	9 (±3) ×10^-4	0.00 (+7.48, -0.00) ×10^-5	5.6 (+4.4, -3.0) ×10^-3	6.2 (+1.8, -1.6) ×10^-4
Detected?	Yes	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 3.12× 10^-4	N/A	< 9.36× 10^-4
Counts detected	230	27	94	109
BG counts	190.0	36.28	62.78	98.59
Corr fact	7.87	7.87	7.87	7.87
P_const,χ	1.00 (obs) 4.34×10^-6 (snapshot)	1.00 (obs) 1.00 (snapshot)	1.00 (obs) 1.14×10^-9 (snapshot)	1.00 (obs) 0.91 (snapshot)