LSXPS J203148.2+412825

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203148.2+412825 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 12″ away and the nearest good/reasonable source is 31″ away.

Detection flag:: Good
Total exposure:: 571 ks
RA (J2000):: 20^h 31^m 48.26^s=307.9511°
Dec (J2000):: +41° 28′ 25.3″=+41.4737°
Err₉₀:: 3.7′′(XRT+2MASS)
l:: +80° 11′ 29.4″=80.1915°
b:: +01° 06′ 01.7″=+1.1005°
Mean count rate: 0.00 (+3.20, -0.00) ×10^-5 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=-0.27 (+0.27, -0.21)
HR2=-0.39 (+0.19, -0.61)
Observed between:: 2005-01-04 01:30 and 2024-08-01 23:59
Present in:: 240 datasets (total)
1 datasets (with blind detections)
6 datasets (count-rate detections)
External catalogue matches:: 1
Search Vizier | Simbad.
LSXPS ID: 345337

Nearest neighbour

LSXPS J203149.3+412827 — 12″ away

Nearest 'OK' neighbour

LSXPS J203145.5+412819 — 31″ 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)	0.00 (+3.20, -0.00) ×10^-5	7.2 (+2.8, -2.6) ×10^-5	0.00 (+2.56, -0.00) ×10^-5	0.00 (+1.16, -0.00) ×10^-5
Peak rate (ct s^-1)	0.00 (+3.20, -0.00) ×10^-5	8 (±3) ×10^-5	0.00 (+2.56, -0.00) ×10^-5	1.8 (±0.3) ×10^-4
Detected?	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 1.21× 10^-4	N/A	< 8.55× 10^-5	< 5.31× 10^-5
Counts detected	397	114	124	159
BG counts	421.1	85.75	128.2	206.2
Corr fact	1.45	1.45	1.45	1.45
P_const,χ	1.46×10^-5 (obs) 0.46 (snapshot)	1.46×10^-5 (obs) 3.65×10^-4 (snapshot)	1.46×10^-5 (obs) 0.35 (snapshot)	1.46×10^-5 (obs) 1.17×10^-5 (snapshot)