MOA 2018-BLG-191

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Event Parameters

Internal ID:	gb15-R-4-9865
Discovery date:	2018-06-21T14:22:34
RA:	18:03:19.96
Dec:	-26:07:30.67
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
7163	18:03:19.65	-26:07:30.92	21.31 ± 0.52	4.99
7218	18:03:19.78	-26:07:33.75	19.85 ± 0.11	4.95
7306	18:03:20.00	-26:07:30.05	17.92 ± 0.03	0.08

Last 5 photometry measurements

Observation date	I mag	seeing
2460479.975 (2024-Jun-18.475)	17.93 ± 0.10	3.39
2460480.046 (2024-Jun-18.546)	17.99 ± 0.12	3.72
2460480.121 (2024-Jun-18.621)	17.72 ± 0.07	3.25
2460480.194 (2024-Jun-18.694)	17.65 ± 0.07	3.68
2460480.266 (2024-Jun-18.766)	17.87 ± 0.31	4.18

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 6188.71)

Single lens fit parameters

t_max	=	JD 2458300.36	±	0.05 UT (2018-Jun-30.86)
t_E	=	30.17	±	0.78 days
u₀	=	0.4179	±	0.0135
I_base	=	17.80	±	0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice