LSXPS J203147.8+412747

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203147.8+412747 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 25″ away and the nearest good/reasonable source is 11.5′ away.

Detection flag:: Good, but may be affected by, or due to, stray light.
Total exposure:: 571 ks
RA (J2000):: 20^h 31^m 47.85^s=307.9494°
Dec (J2000):: +41° 27′ 47.9″=+41.4633°
Err₉₀:: 1.8′′(XRT+2MASS)
l:: +80° 10′ 56.5″=80.1824°
b:: +01° 05′ 43.3″=+1.0954°
Mean count rate: 2.4 (+4.3, -2.4) ×10^-5 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=-0.14 (+0.18, -0.16)
HR2=-0.68 (+0.10, -0.32)
Observed between:: 2005-01-04 01:30 and 2024-08-01 23:59
Present in:: 240 datasets (total)
7 datasets (with blind detections)
9 datasets (count-rate detections)
External catalogue matches:: 6
Search Vizier | Simbad.
LSXPS ID: 346348

Nearest neighbour

LSXPS J203150.0+412742 — 25″ away

Nearest 'OK' neighbour

LSXPS J203214.8+411726 — 11.5′ 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)	2.4 (+4.3, -2.4) ×10^-5	1.07 (+0.29, -0.28) ×10^-4	3.8 (+2.7, -2.6) ×10^-5	0.00 (+1.05, -0.00) ×10^-5
Peak rate (ct s^-1)	5.7 (+2.9, -2.3) ×10^-3	2.4 (+1.9, -1.3) ×10^-3	1.9 (±0.4) ×10^-4	2.7 (±0.6) ×10^-4
Detected?	Yes	Yes	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	N/A	< 4.89× 10^-5
Counts detected	432	130	146	156
BG counts	422.5	87.23	130.8	209.2
Corr fact	1.43	1.43	1.43	1.43
P_const,χ	2.66×10^-2 (obs) 0.14 (snapshot)	2.66×10^-2 (obs) 4.76×10^-5 (snapshot)	2.66×10^-2 (obs) 6.08×10^-4 (snapshot)	2.66×10^-2 (obs) 1.00 (snapshot)