LSXPS J202720.2+394411

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202720.2+394411 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 35″ away.

Detection flag:: Reasonable
Total exposure:: 59 ks
RA (J2000):: 20^h 27^m 20.24^s=306.8344°
Dec (J2000):: +39° 44′ 11.2″=+39.7364°
Err₉₀:: 4.2′′(XRT+2MASS)
l:: +78° 17′ 13.4″=78.2871°
b:: +00° 46′ 03.4″=+0.7676°
Mean count rate: 1.3 (+1.8, -1.3) ×10^-4 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=-0.66 (+0.10, -0.34)
HR2=-0.0 (+0.4, -1.0)
Observed between:: 2019-07-20 02:06 and 2025-02-10 22:58
Present in:: 36 datasets (total)
14 datasets (with blind detections)
16 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 1025050

Nearest neighbour

LSXPS J202717.7+394432 — 35″ away

Nearest 'OK' neighbour

LSXPS J202717.7+394432 — 35″ 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)	1.3 (+1.8, -1.3) ×10^-4	2.1 (+1.7, -1.5) ×10^-4	0.00 (+1.04, -0.00) ×10^-4	0.00 (+9.23, -0.00) ×10^-5
Peak rate (ct s^-1)	1.6 (+0.9, -0.7) ×10^-2	1.3 (+0.8, -0.6) ×10^-2	3.3 (+3.2, -1.9) ×10^-3	0.00 (+9.23, -0.00) ×10^-5
Detected?	Blind: No Retrospective: No	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	< 8.66× 10^-4	N/A	< 3.91× 10^-4	< 3.70× 10^-4
Counts detected	34	22	6	6
BG counts	30.41	16.23	6.891	8.091
Corr fact	2.19	2.19	2.19	2.19
P_const,χ	<10^-16 (obs) 2.49×10^-11 (snapshot)	<10^-16 (obs) 4.09×10^-12 (snapshot)	<10^-16 (obs) <10^-16 (snapshot)	<10^-16 (obs) <10^-16 (snapshot)