MOA 2022-BLG-143

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Event Parameters

Internal ID:	gb8-R-10-74468
Discovery date:	2022-04-02T17:30:41
RA:	18:02:29.58
Dec:	-30:25:09.65
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
85487	18:02:29.60	-30:25:10.85	18.90 ± 0.23	1.07
85502	18:02:29.52	-30:25:06.48	17.62 ± 0.17	3.95
85567	18:02:29.43	-30:25:10.74	18.87 ± 0.19	1.60
85640	18:02:29.28	-30:25:12.17	19.02 ± 0.17	4.03

Last 5 photometry measurements

Observation date	I mag	seeing
2460536.995 (2024-Aug-14.495)	18.68 ± 0.18	2.53
2460537.035 (2024-Aug-14.535)	19.32 ± 0.55	3.24
2460537.070 (2024-Aug-14.570)	19.89 ± 1.54	4.14
2460537.107 (2024-Aug-14.607)	99.99 ± 99.99	5.02
2460537.137 (2024-Aug-14.637)	99.99 ± 99.99	5.41

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 2516.52)

Single lens fit parameters

t_max	=	JD 2459679.08	±	0.03 UT (2022-Apr-9.58)
t_E	=	66.92	±	3.64 days
u₀	=	0.0901	±	0.0064
I_base	=	19.69	±	0.20

External data

Gzipped FITS finder chart

All photometry data

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