LSXPS J174240.8-302236

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

This image is 160 pixels (=6.3′ to a side).
LSXPS J174240.8-302236 is indicated by the cross-hairs. What do the colours mean?The next nearest source is 7″ away and the nearest good/reasonable source is 4.0′ away.

Detection flag:: Good
Total exposure:: 18 ks
RA (J2000):: 17^h 42^m 40.87^s=265.6703°
Dec (J2000):: -30° 22′ 36.5″=-30.3768°
Err₉₀:: 2.1′′(XRT+2MASS)
l:: +358° 26′ 18.1″=358.4384°
b:: -00° 12′ 38.0″=-0.2106°
Mean count rate: 1.69 (±0.18) ×10^-2 ct s^-1
Galactic N_H: 1.1×10²² cm^-2
HRs: HR1=0.16 (+0.84, -0.28)
HR2=0.955 (+0.045, -0.010)
Observed between:: and 2023-03-30 22:19
Present in:: 38 datasets (total)
31 datasets (with blind detections)
35 datasets (count-rate detections)
External catalogue matches:: 3
Search Vizier | Simbad.
LSXPS ID: 531419

Nearest neighbour

LSXPS J174240.9-302229 — 7″ away

Nearest 'OK' neighbour

LSXPS J174245.9-301846 — 4.0′ 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)	1.69 (±0.18) ×10^-2	1.7 (+2.7, -1.7) ×10^-4	2.9 (+3.4, -2.3) ×10^-4	1.64 (+0.17, -0.16) ×10^-2
Peak rate (ct s^-1)	3.3 (+1.8, -1.4) ×10^-2	1.7 (+2.7, -1.7) ×10^-4	2.9 (+3.4, -2.3) ×10^-4	3.4 (+1.8, -1.4) ×10^-2
Detected?	Yes	Blind: No Retrospective: No	Blind: No Retrospective: No	Yes
3 σ UL (ct s^-1)	N/A	< 1.50× 10^-3	< 1.74× 10^-3	N/A
Counts detected	109	2	3	104
BG counts	5.982	0.951	1.233	4.118
Corr fact	1.51	1.53	1.53	1.51
P_const,χ	<10^-16 (obs) 0.66 (snapshot)	<10^-16 (obs) 2.90×10^-2 (snapshot)	<10^-16 (obs) 0.93 (snapshot)	<10^-16 (obs) 0.72 (snapshot)