LSXPS J201940.5+364458

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J201940.5+364458 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 52″ away and the nearest good/reasonable source is 2.8′ away.

Detection flag:: Good
Total exposure:: 29 ks
RA (J2000):: 20^h 19^m 40.58^s=304.9191°
Dec (J2000):: +36° 44′ 58.7″=+36.7497°
Err₉₀:: 4.4′′(XRT+2MASS)
l:: +74° 58′ 39.8″=74.9777°
b:: +00° 17′ 11.5″=+0.2865°
Mean count rate: 3.8 (+2.1, -1.9) ×10^-3 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=0.705 (+0.295, -0.066)
HR2=-0.28 (+0.20, -0.26)
Observed between:: 2006-07-12 06:29 and 2025-01-15 18:36
Present in:: 40 datasets (total)
18 datasets (with blind detections)
18 datasets (count-rate detections)
External catalogue matches:: 5
Search Vizier | Simbad.
LSXPS ID: 1007930

Nearest neighbour

LSXPS J201936.2+364506 — 52″ away

Nearest 'OK' neighbour

LSXPS J201945.8+364735 — 2.8′ 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 (+2.1, -1.9) ×10^-3	0.00 (+8.36, -0.00) ×10^-4	3.4 (+1.7, -1.4) ×10^-3	6.5 (+11.5, -6.5) ×10^-4
Peak rate (ct s^-1)	5.0 (+3.0, -2.2) ×10^-3	0.00 (+8.36, -0.00) ×10^-4	3.4 (+1.7, -1.4) ×10^-3	4.2 (+2.8, -2.0) ×10^-3
Detected?	Yes	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 3.49× 10^-3	N/A	< 5.59× 10^-3
Counts detected	21	2	12	7
BG counts	12.34	2.912	4.186	5.508
Corr fact	13.30	13.30	13.30	13.30
P_const,χ	0.29 (obs) 5.16×10^-2 (snapshot)	0.62 (obs) 0.86 (snapshot)	0.28 (obs) 0.32 (snapshot)	0.62 (obs) 6.21×10^-2 (snapshot)