LSXPS J203554.9+405925

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J203554.9+405925 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 29″ away and the nearest good/reasonable source is 5.3′ away.

Detection flag:: Reasonable, but may be affected by, or due to, stray light.
Total exposure:: 16 ks
RA (J2000):: 20^h 35^m 54.96^s=308.9790°
Dec (J2000):: +40° 59′ 25.9″=+40.9905°
Err₉₀:: 3.7′′(XRT+2MASS)
l:: +80° 15′ 53.2″=80.2648°
b:: +00° 11′ 30.6″=+0.1918°
Mean count rate: 7 (±3) ×10^-3 ct s^-1
Galactic N_H: 1.2×10²² cm^-2
HRs: HR1=0.66 (+0.34, -0.09)
HR2=0.61 (+0.19, -0.15)
Observed between:: and 2024-08-19 18:56
Present in:: 33 datasets (total)
15 datasets (with blind detections)
15 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 676596

Nearest neighbour

LSXPS J203553.6+405951 — 29″ away

Nearest 'OK' neighbour

LSXPS J203620.9+410126 — 5.3′ 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)	7 (±3) ×10^-3	0.00 (+9.40, -0.00) ×10^-4	1.9 (+1.6, -1.2) ×10^-3	4.3 (+2.9, -2.6) ×10^-3
Peak rate (ct s^-1)	1.2 (±0.5) ×10^-2	0.00 (+9.40, -0.00) ×10^-4	1.9 (+1.6, -1.2) ×10^-3	1.8 (+0.4, -0.3) ×10^-2
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 4.03× 10^-3	< 7.80× 10^-3	< 1.43× 10^-2
Counts detected	35	1	6	27
BG counts	23.29	1.409	2.546	19.31
Corr fact	3.65	3.65	3.65	3.65
P_const,χ	0.11 (obs) 4.93×10^-2 (snapshot)	0.34 (obs) 1.00 (snapshot)	0.34 (obs) 1.52×10^-6 (snapshot)	0.15 (obs) 0.28 (snapshot)