MOA 2017-BLG-186

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Event Parameters

Internal ID:	gb9-R-3-101243
Discovery date:	2017-04-20T16:00:54
RA:	17:58:27.51
Dec:	-29:20:30.38
Current assessment:	microlensing/cv

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
43352	17:58:27.41	-29:20:29.05	17.18 ± 0.12	2.20
43471	17:58:27.63	-29:20:27.71	15.06 ± 0.05	2.37
43516	17:58:27.74	-29:20:32.06	17.35 ± 0.17	3.41

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.919 (2024-Oct-28.419)	20.52 ± 6.78	5.47
2460611.928 (2024-Oct-28.428)	18.67 ± 0.65	4.89
2460614.863 (2024-Oct-31.363)	19.05 ± 1.21	5.08
2460614.869 (2024-Oct-31.369)	17.86 ± 0.31	5.04
2460614.873 (2024-Oct-31.373)	18.81 ± 1.11	5.46

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

Single lens fit parameters

t_max	=	JD 2457864.60	±	0.00 UT (2017-Apr-21.10)
t_E	=	5.70	±	0.85 days
u₀	=	0.0806	±	0.0212
I_base	=	19.78	±	0.28

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice