MOA 2017-BLG-216

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Event Parameters

Internal ID:	gb11-R-2-11218
Discovery date:	2017-05-04T21:26:24
RA:	18:03:24.66
Dec:	-32:25:58.79
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
10914	18:03:24.52	-32:26:02.23	16.73 ± 0.05	4.85
10997	18:03:24.74	-32:25:55.95	13.89 ± 0.03	2.39
11014	18:03:24.77	-32:26:02.41	18.00 ± 0.07	4.47
11080	18:03:24.96	-32:25:57.91	17.95 ± 0.06	3.37

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.873 (2023-Oct-29.373)	19.74 ± 0.77	3.67
2460246.934 (2023-Oct-29.434)	20.31 ± 1.79	3.49
2460246.940 (2023-Oct-29.440)	20.69 ± 3.14	3.57
2460246.941 (2023-Oct-29.441)	19.75 ± 1.40	3.95
2460246.943 (2023-Oct-29.443)	18.99 ± 0.79	3.96

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

Single lens fit parameters

t_max	=	JD 2457877.62	±	0.04 UT (2017-May-4.12)
t_E	=	8.49	±	5.30 days
u₀	=	0.0001	±	0.0114
I_base	=	19.36	±	0.13

External data

Gzipped FITS finder chart

All photometry data

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