LSXPS J201805.4+403724

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J201805.4+403724 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 31″ away.

Detection flag:: Good
Total exposure:: 80 ks
RA (J2000):: 20^h 18^m 05.49^s=304.5229°
Dec (J2000):: +40° 37′ 24.8″=+40.6236°
Err₉₀:: 3.6′′(XRT+2MASS)
l:: +78° 00′ 21.6″=78.0060°
b:: +02° 43′ 25.5″=+2.7237°
Mean count rate: 3.8 (+1.8, -1.6) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=0.18 (+0.28, -0.39)
HR2=-0.4 (±0.3)
Observed between:: 2006-03-26 08:38 and 2025-02-24 15:37
Present in:: 25 datasets (total)
6 datasets (with blind detections)
7 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 1039831

Nearest neighbour

LSXPS J201802.7+403730 — 31″ away

Nearest 'OK' neighbour

LSXPS J201802.7+403730 — 31″ 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)	3.8 (+1.8, -1.6) ×10^-4	9 (+9, -8) ×10^-5	2.32 (+1.08, -0.95) ×10^-4	7 (+7, -6) ×10^-5
Peak rate (ct s^-1)	3.9 (+2.0, -1.6) ×10^-3	4.9 (+3.3, -2.4) ×10^-3	2.32 (+1.08, -0.95) ×10^-4	7 (+7, -6) ×10^-5
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 4.62× 10^-4	< 5.79× 10^-4	< 3.69× 10^-4
Counts detected	73	30	26	17
BG counts	53.78	25.67	14.30	13.60
Corr fact	1.60	1.60	1.60	1.60
P_const,χ	6.97×10^-3 (obs) 0.12 (snapshot)	6.97×10^-3 (obs) 0.50 (snapshot)	6.97×10^-3 (obs) 0.63 (snapshot)	6.97×10^-3 (obs) 6.39×10^-2 (snapshot)