LSXPS J202839.4+375659

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202839.4+375659 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 78″ away and the nearest good/reasonable source is 9.7′ away.

Detection flag:: Poor
Total exposure:: 35 ks
RA (J2000):: 20^h 28^m 39.41^s=307.1642°
Dec (J2000):: +37° 56′ 59.5″=+37.9499°
Err₉₀:: 10.3′′(Star trackers)
l:: +76° 59′ 09.2″=76.9859°
b:: -00° 29′ 00.1″=-0.4834°
Mean count rate: 0.00 (+2.60, -0.00) ×10^-4 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=-0.2 (+0.3, -0.8)
HR2=0.26 (+0.74, -0.29)
Observed between:: and 2025-02-06 23:06
Present in:: 54 datasets (total)
1 datasets (with blind detections)
16 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 128342

Nearest neighbour

LSXPS J202843.6+375558 — 78″ away

Nearest 'OK' neighbour

LSXPS J202807.1+380421 — 9.7′ 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)	0.00 (+2.60, -0.00) ×10^-4	4.8 (+17.8, -4.8) ×10^-5	0.00 (+1.57, -0.00) ×10^-4	0.00 (+2.33, -0.00) ×10^-4
Peak rate (ct s^-1)	5.7 (+3.6, -2.7) ×10^-3	4.8 (+17.8, -4.8) ×10^-5	0.00 (+1.57, -0.00) ×10^-4	6.1 (+3.6, -2.7) ×10^-3
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 1.09× 10^-3	< 7.75× 10^-4	< 6.65× 10^-4	N/A
Counts detected	28	4	4	20
BG counts	37.54	3.364	6.377	27.90
Corr fact	1.49	1.49	1.49	1.49
P_const,χ	3.94×10^-8 (obs) 4.32×10^-9 (snapshot)	3.94×10^-8 (obs) 1.00 (snapshot)	3.94×10^-8 (obs) 1.00 (snapshot)	1.08×10^-12 (obs) 1.00 (snapshot)