LSXPS J203106.3+413154

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203106.3+413154 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 47″ away.

Detection flag:: Good
Total exposure:: 399 ks
RA (J2000):: 20^h 31^m 06.32^s=307.7763°
Dec (J2000):: +41° 31′ 54.7″=+41.5319°
Err₉₀:: 2.0′′(XRT+2MASS)
l:: +80° 09′ 39.9″=80.1611°
b:: +01° 14′ 25.5″=+1.2404°
Mean count rate: 9.9 (+1.8, -1.7) ×10^-4 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=0.35 (+0.12, -0.13)
HR2=0.41 (+0.08, -0.07)
Observed between:: 2005-01-04 01:30 and 2024-09-14 18:49
Present in:: 161 datasets (total)
7 datasets (with blind detections)
7 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 346503

Nearest neighbour

LSXPS J203107.6+413110 — 47″ away

Nearest 'OK' neighbour

LSXPS J203107.6+413110 — 47″ away

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This source is in a field with stray light; however, this should have been correctly handled.

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)	9.9 (+1.8, -1.7) ×10^-4	0.00 (+4.78, -0.00) ×10^-5	2.1 (±0.9) ×10^-4	7.9 (+1.4, -1.3) ×10^-4
Peak rate (ct s^-1)	9 (+5, -4) ×10^-3	0.00 (+4.78, -0.00) ×10^-5	5.3 (+4.1, -2.7) ×10^-3	4.4 (+4.2, -2.6) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Yes	Yes
3 σ UL (ct s^-1)	N/A	< 1.91× 10^-4	N/A	N/A
Counts detected	230	34	60	136
BG counts	144.1	42.01	42.24	67.50
Corr fact	4.62	4.62	4.62	4.62
P_const,χ	0.59 (obs) 0.71 (snapshot)	0.59 (obs) 1.14×10^-9 (snapshot)	0.59 (obs) 0.76 (snapshot)	0.59 (obs) 0.75 (snapshot)