MOA 2022-BLG-146

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Event Parameters

Internal ID:	gb5-R-7-205530
Discovery date:	2022-04-03T13:23:17
RA:	17:56:58.92
Dec:	-29:40:19.41
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
85509	17:56:59.13	-29:40:19.36	17.65 ± 0.11	3.62
85563	17:56:58.96	-29:40:24.05	17.28 ± 0.08	4.42
85577	17:56:58.89	-29:40:15.47	17.27 ± 0.14	4.73
85672	17:56:58.63	-29:40:19.12	17.68 ± 0.20	3.44

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.073 (2024-Aug-14.573)	19.99 ± 2.84	4.82
2460537.084 (2024-Aug-14.584)	19.93 ± 2.39	4.44
2460537.099 (2024-Aug-14.599)	17.99 ± 0.91	5.45
2460537.110 (2024-Aug-14.610)	18.61 ± 1.32	5.02
2460537.121 (2024-Aug-14.621)	99.99 ± 99.99	5.90

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459673.20	±	0.02 UT (2022-Apr-3.70)
t_E	=	6.98	±	0.92 days
u₀	=	0.1051	±	0.0159
I_base	=	20.17	±	0.28

External data

Gzipped FITS finder chart

All photometry data

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