LSXPS J202839.7+393644

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202839.7+393644 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 87″ away and the nearest good/reasonable source is 2.2′ away.

Detection flag:: Poor
Total exposure:: 78 ks
RA (J2000):: 20^h 28^m 39.70^s=307.1654°
Dec (J2000):: +39° 36′ 44.1″=+39.6123°
Err₉₀:: 6.1′′(XRT+2MASS)
l:: +78° 20′ 05.5″=78.3349°
b:: +00° 29′ 17.5″=+0.4882°
Mean count rate: 1.7 (+1.4, -1.2) ×10^-4 ct s^-1
Galactic N_H: 1.2×10²² cm^-2
HRs: HR1=-0.34 (+0.15, -0.66)
HR2=0.1 (+0.9, -0.3)
Observed between:: and 2025-02-10 22:58
Present in:: 43 datasets (total)
1 datasets (with blind detections)
1 datasets (count-rate detections)
External catalogue matches:: 4
Search Vizier | Simbad.
LSXPS ID: 1022949

Nearest neighbour

LSXPS J202834.6+393539 — 87″ away

Nearest 'OK' neighbour

LSXPS J202850.3+393600 — 2.2′ away

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This source is in a field with stray light; however, this should have been correctly handled.

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)	1.7 (+1.4, -1.2) ×10^-4	8 (+9, -8) ×10^-5	3 (+7, -3) ×10^-5	3 (+8, -3) ×10^-5
Peak rate (ct s^-1)	5.5 (+3.4, -2.8) ×10^-4	8 (+9, -8) ×10^-5	3 (+7, -3) ×10^-5	3 (+8, -3) ×10^-5
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 4.69× 10^-4	< 3.18× 10^-4	< 3.55× 10^-4
Counts detected	35	18	7	10
BG counts	28.30	14.90	5.674	8.713
Corr fact	1.52	1.52	1.52	1.52
P_const,χ	4.98×10^-3 (obs) 0.58 (snapshot)	4.98×10^-3 (obs) 0.13 (snapshot)	4.98×10^-3 (obs) 0.69 (snapshot)	4.98×10^-3 (obs) 1.00 (snapshot)