LSXPS J203143.4+392908

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203143.4+392908 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 3.5′ away.

Detection flag:: Good
Total exposure:: 25 ks
RA (J2000):: 20^h 31^m 43.40^s=307.9309°
Dec (J2000):: +39° 29′ 08.2″=+39.4856°
Err₉₀:: 4.6′′(XRT+2MASS)
l:: +78° 34′ 46.8″=78.5797°
b:: -00° 03′ 48.9″=-0.0636°
Mean count rate: 4.8 (+1.1, -1.0) ×10^-3 ct s^-1
Galactic N_H: 1.2×10²² cm^-2
HRs: HR1=-0.15 (+0.19, -0.24)
HR2=-0.58 (+0.17, -0.35)
Observed between:: and 2025-02-06 14:12
Present in:: 43 datasets (total)
25 datasets (with blind detections)
35 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 680136

Nearest neighbour

LSXPS J203139.2+392541 — 3.5′ away

Nearest 'OK' neighbour

LSXPS J203139.2+392541 — 3.5′ 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)	4.8 (+1.1, -1.0) ×10^-3	2.5 (+0.8, -0.7) ×10^-3	1.9 (+0.7, -0.6) ×10^-3	3.5 (+4.1, -2.8) ×10^-4
Peak rate (ct s^-1)	1.08 (+1.03, -0.63) ×10^-2	2.5 (+0.8, -0.7) ×10^-3	4.2 (+3.1, -2.1) ×10^-3	3.5 (+4.1, -2.8) ×10^-4
Detected?	Yes	Yes	Blind: No Retrospective: Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	< 4.50× 10^-3	< 2.13× 10^-3
Counts detected	27	14	10	3
BG counts	3.626	1.735	0.717	1.302
Corr fact	2.47	2.47	2.47	2.47
P_const,χ	0.54 (obs) 0.61 (snapshot)	0.54 (obs) 0.91 (snapshot)	0.54 (obs) 0.50 (snapshot)	0.54 (obs) 0.16 (snapshot)