LSXPS J201830.3+404946

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J201830.3+404946 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 59″ away and the nearest good/reasonable source is 91″ away.

Detection flag:: Poor
Total exposure:: 86 ks
RA (J2000):: 20^h 18^m 30.40^s=304.6267°
Dec (J2000):: +40° 49′ 46.5″=+40.8296°
Err₉₀:: 4.9′′(XRT+2MASS)
l:: +78° 13′ 15.3″=78.2209°
b:: +02° 46′ 27.2″=+2.7742°
Mean count rate: 1.8 (+1.5, -1.4) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=-0.57 (+0.12, -0.43)
HR2=-0.44 (+0.14, -0.56)
Observed between:: 2006-03-26 08:38 and 2025-07-18 15:29
Present in:: 26 datasets (total)
2 datasets (with blind detections)
3 datasets (count-rate detections)
External catalogue matches:: 1
Search Vizier | Simbad.
LSXPS ID: 1036578

Nearest neighbour

LSXPS J201831.6+404848 — 59″ away

Nearest 'OK' neighbour

LSXPS J201831.2+404815 — 91″ 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)	1.8 (+1.5, -1.4) ×10^-4	1.9 (+1.3, -1.2) ×10^-4	3 (+8, -3) ×10^-5	0.00 (+5.33, -0.00) ×10^-5
Peak rate (ct s^-1)	3.1 (+1.6, -1.3) ×10^-3	2.5 (+1.7, -1.5) ×10^-4	3 (+8, -3) ×10^-5	0.00 (+5.33, -0.00) ×10^-5
Detected?	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 7.30× 10^-4	N/A	< 3.37× 10^-4	< 2.12× 10^-4
Counts detected	100	65	23	12
BG counts	89.79	54.20	21.28	15.69
Corr fact	1.52	1.52	1.52	1.52
P_const,χ	3.63×10^-2 (obs) 0.74 (snapshot)	3.63×10^-2 (obs) 0.36 (snapshot)	3.63×10^-2 (obs) 0.38 (snapshot)	3.63×10^-2 (obs) 0.98 (snapshot)