LSXPS J202830.9+380634

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J202830.9+380634 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 56″ away and the nearest good/reasonable source is 5.2′ away.

Detection flag:: Poor, but may be affected by, or due to, stray light.
Total exposure:: 34 ks
RA (J2000):: 20^h 28^m 31.00^s=307.1292°
Dec (J2000):: +38° 06′ 34.3″=+38.1095°
Err₉₀:: 8.4′′(Star trackers)
l:: +77° 05′ 57.4″=77.0993°
b:: -00° 22′ 03.4″=-0.3676°
Mean count rate: 4.0 (+3.3, -2.8) ×10^-4 ct s^-1
Galactic N_H: 1.2×10²² cm^-2
HRs: HR1=-0.2 (+0.3, -0.8)
HR2=0.889 (+0.111, +0.015)
Observed between:: and 2025-01-19 19:49
Present in:: 48 datasets (total)
1 datasets (with blind detections)
16 datasets (count-rate detections)
External catalogue matches:: 2
Search Vizier | Simbad.
LSXPS ID: 126015

Nearest neighbour

LSXPS J202835.4+380656 — 56″ away

Nearest 'OK' neighbour

LSXPS J202807.1+380421 — 5.2′ 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)	4.0 (+3.3, -2.8) ×10^-4	0.00 (+1.41, -0.00) ×10^-4	0.00 (+8.60, -0.00) ×10^-5	6.6 (+3.4, -2.9) ×10^-4
Peak rate (ct s^-1)	2.2 (+1.7, -1.1) ×10^-2	0.00 (+1.41, -0.00) ×10^-4	0.00 (+8.60, -0.00) ×10^-5	2.2 (+1.7, -1.1) ×10^-2
Detected?	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	< 1.59× 10^-3	< 5.93× 10^-4	< 4.35× 10^-4	N/A
Counts detected	20	2	0	18
BG counts	14.67	3.063	2.429	9.177
Corr fact	1.42	1.42	1.42	1.42
P_const,χ	0.91 (obs) 8.53×10^-4 (snapshot)	0.91 (obs) 1.00 (snapshot)	0.91 (obs) 1.00 (snapshot)	0.94 (obs) 1.11×10^-4 (snapshot)