MOA 2017-BLG-416

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Event Parameters

Internal ID:	gb12-R-7-5602
Discovery date:	2017-08-10T12:25:29
RA:	18:06:20.78
Dec:	-31:14:19.46
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
90327	18:06:20.72	-31:14:20.20	15.20 ± 0.04	0.27
90384	18:06:20.68	-31:14:15.77	17.18 ± 0.19	4.49
90432	18:06:20.55	-31:14:23.05	15.00 ± 0.04	3.99
90504	18:06:20.42	-31:14:19.13	17.75 ± 0.12	4.30

Last 5 photometry measurements

Observation date	I mag	seeing
2460610.885 (2024-Oct-27.385)	15.20 ± 0.04	4.98
2460610.929 (2024-Oct-27.429)	15.19 ± 0.02	4.68
2460611.906 (2024-Oct-28.406)	15.24 ± 0.04	4.64
2460611.938 (2024-Oct-28.438)	15.19 ± 0.02	4.20
2460614.890 (2024-Oct-31.390)	15.13 ± 0.04	5.65

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 75927.66)

Single lens fit parameters

t_max	=	JD 2457992.43	±	0.01 UT (2017-Aug-26.93)
t_E	=	15.56	±	0.29 days
u₀	=	0.5776	±	0.0170
I_base	=	14.97	±	0.17

External data

Gzipped FITS finder chart

All photometry data

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