MOA 2021-BLG-163

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Event Parameters

Internal ID:	gb13-R-6-23743
Discovery date:	2021-06-03T20:06:17
RA:	18:08:02.62
Dec:	-29:55:17.50
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
24703	18:08:02.67	-29:55:20.56	15.27 ± 0.03	2.95
24745	18:08:02.60	-29:55:18.09	15.93 ± 0.08	0.39
24766	18:08:02.54	-29:55:13.86	18.31 ± 0.08	4.48
24882	18:08:02.29	-29:55:16.30	17.21 ± 0.09	4.32

Last 5 photometry measurements

Observation date	I mag	seeing
2460571.045 (2024-Sep-17.545)	15.89 ± 0.06	4.89
2460572.896 (2024-Sep-19.396)	15.96 ± 0.02	3.87
2460572.936 (2024-Sep-19.436)	15.92 ± 0.04	4.48
2460574.035 (2024-Sep-20.535)	15.98 ± 0.06	4.81
2460575.922 (2024-Sep-22.422)	15.88 ± 0.09	4.80

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 38904.51)

Single lens fit parameters

t_max	=	JD 2459378.86	±	0.01 UT (2021-Jun-13.36)
t_E	=	10.79	±	0.14 days
u₀	=	0.2563	±	0.0065
I_base	=	15.61	±	0.20

External data

Gzipped FITS finder chart

All photometry data

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