LSXPS J201830.0+404459

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J201830.0+404459 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 71″ away and the nearest good/reasonable source is 102″ away.

Detection flag:: Poor
Total exposure:: 80 ks
RA (J2000):: 20^h 18^m 30.09^s=304.6254°
Dec (J2000):: +40° 44′ 59.8″=+40.7499°
Err₉₀:: 9.4′′(XRT+2MASS)
l:: +78° 09′ 15.8″=78.1544°
b:: +02° 43′ 49.1″=+2.7303°
Mean count rate: 4.0 (+14.8, -4.0) ×10^-5 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=0.39 (+0.61, -0.20)
HR2=-0.49 (+0.15, -0.51)
Observed between:: 2006-03-26 08:38 and 2025-02-24 15:37
Present in:: 28 datasets (total)
2 datasets (with blind detections)
2 datasets (count-rate detections)
External catalogue matches:: 6
Search Vizier | Simbad.
LSXPS ID: 587657

Nearest neighbour

LSXPS J201832.2+404607 — 71″ away

Nearest 'OK' neighbour

LSXPS J201821.6+404424 — 102″ 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)	4.0 (+14.8, -4.0) ×10^-5	0.00 (+8.18, -0.00) ×10^-5	1.5 (+1.0, -0.8) ×10^-4	0.00 (+8.12, -0.00) ×10^-5
Peak rate (ct s^-1)	1.4 (+0.9, -0.7) ×10^-2	0.00 (+8.18, -0.00) ×10^-5	1.5 (+1.0, -0.8) ×10^-4	0.00 (+8.12, -0.00) ×10^-5
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 3.14× 10^-4	< 4.67× 10^-4	< 2.74× 10^-4
Counts detected	70	31	25	14
BG counts	67.84	36.64	17.12	14.15
Corr fact	1.50	1.50	1.50	1.50
P_const,χ	0.31 (obs) 2.84×10^-3 (snapshot)	0.31 (obs) 0.16 (snapshot)	0.31 (obs) 0.62 (snapshot)	0.31 (obs) 0.88 (snapshot)