LSXPS J121940.9+492948

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J121940.9+492948 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 63″ away.

Detection flag:: Reasonable
Total exposure:: 180 ks
RA (J2000):: 12^h 19^m 40.93^s=184.9205°
Dec (J2000):: +49° 29′ 48.5″=+49.4968°
Err₉₀:: 5.2′′(Star trackers)
l:: +136° 06′ 02.7″=136.1008°
b:: +66° 48′ 41.7″=+66.8116°
Mean count rate: 3.3 (+1.8, -1.7) ×10^-4 ct s^-1
Galactic N_H: 1.8×10²⁰ cm^-2
HRs: HR1=-0.34 (+0.18, -0.20)
HR2=0.34 (+0.19, -0.18)
Observed between:: 2016-12-13 14:26 and 2025-05-14 11:48
Present in:: 112 datasets (total)
18 datasets (with blind detections)
18 datasets (count-rate detections)
External catalogue matches:: 0
Search Vizier | Simbad.
LSXPS ID: 1078853

Nearest neighbour

LSXPS J121947.3+492940 — 63″ away

Nearest 'OK' neighbour

LSXPS J121947.3+492940 — 63″ 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)	3.3 (+1.8, -1.7) ×10^-4	0.00 (+1.24, -0.00) ×10^-4	5 (+7, -5) ×10^-5	2.0 (+1.1, -1.0) ×10^-4
Peak rate (ct s^-1)	3.3 (+1.8, -1.7) ×10^-4	4.7 (+4.5, -2.7) ×10^-3	5 (+7, -5) ×10^-5	2.0 (+1.1, -1.0) ×10^-4
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Blind: No Retrospective: No
3 σ UL (ct s^-1)	N/A	< 4.10× 10^-4	< 3.47× 10^-4	< 5.69× 10^-4
Counts detected	82	35	16	31
BG counts	65.19	35.75	13.38	20.98
Corr fact	3.57	3.57	3.57	3.57
P_const,χ	1.26×10^-7 (obs) 0.53 (snapshot)	1.26×10^-7 (obs) <10^-16 (snapshot)	1.26×10^-7 (obs) 0.20 (snapshot)	1.26×10^-7 (obs) 0.79 (snapshot)