LSXPS J202724.8+393901

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202724.8+393901 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 113″ away and the nearest good/reasonable source is 5.7′ away.

Detection flag:: Good
Total exposure:: 89 ks
RA (J2000):: 20^h 27^m 24.85^s=306.8535°
Dec (J2000):: +39° 39′ 01.4″=+39.6504°
Err₉₀:: 7.4′′(Star trackers)
l:: +78° 13′ 32.4″=78.2257°
b:: +00° 42′ 19.8″=+0.7055°
Mean count rate: 4.5 (+2.3, -2.0) ×10^-4 ct s^-1
Galactic N_H: 1.3×10²² cm^-2
HRs: HR1=-0.58 (±0.25)
HR2=-0.23 (+0.24, -0.77)
Observed between:: and 2025-02-10 22:58
Present in:: 37 datasets (total)
1 datasets (with blind detections)
3 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 1023880

Nearest neighbour

LSXPS J202731.7+394021 — 113″ away

Nearest 'OK' neighbour

LSXPS J202717.7+394432 — 5.7′ 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)	4.5 (+2.3, -2.0) ×10^-4	3.7 (+1.8, -1.6) ×10^-4	7 (+9, -7) ×10^-5	0.00 (+9.84, -0.00) ×10^-5
Peak rate (ct s^-1)	10 (+6, -5) ×10^-3	5.1 (+3.9, -2.6) ×10^-3	6 (+6, -4) ×10^-3	0.00 (+9.84, -0.00) ×10^-5
Detected?	Yes	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	N/A	< 4.72× 10^-4	< 3.76× 10^-4
Counts detected	39	24	8	7
BG counts	25.94	13.20	5.958	8.446
Corr fact	2.06	2.06	2.06	2.06
P_const,χ	0.76 (obs) 0.13 (snapshot)	0.65 (obs) 0.43 (snapshot)	1.00 (obs) 2.76×10^-2 (snapshot)	1.00 (obs) 2.48×10^-7 (snapshot)