MOA 2022-BLG-218

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Event Parameters

Internal ID:	gb18-R-2-14705
Discovery date:	2022-05-03T17:03:22
RA:	18:10:48.27
Dec:	-25:19:22.31
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
88118	18:10:48.05	-25:19:23.12	18.40 ± 0.07	3.96
88176	18:10:48.22	-25:19:20.26	17.45 ± 0.05	2.05
88217	18:10:48.34	-25:19:21.67	16.87 ± 0.03	0.35
88255	18:10:48.49	-25:19:18.64	18.65 ± 0.07	3.99

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.901 (2023-Oct-27.401)	16.83 ± 0.03	3.52
2460245.862 (2023-Oct-28.362)	16.81 ± 0.03	3.78
2460245.898 (2023-Oct-28.398)	16.83 ± 0.03	3.47
2460246.861 (2023-Oct-29.361)	16.89 ± 0.02	3.82
2460246.902 (2023-Oct-29.402)	16.85 ± 0.03	3.50

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 16323.00)

Single lens fit parameters

t_max	=	JD 2459814.38	±	0.39 UT (2022-Aug-22.88)
t_E	=	252.07	±	15.35 days
u₀	=	0.3986	±	0.0311
I_base	=	17.98	±	0.12

External data

Gzipped FITS finder chart

All photometry data

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