MOA 2018-BLG-020

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Event Parameters

Internal ID:	gb4-R-9-67253
Discovery date:	2018-02-13T16:13:07
RA:	17:55:55.01
Dec:	-30:33:14.56
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
22457	17:55:55.17	-30:33:17.61	18.33 ± 0.10	3.74
22542	17:55:54.96	-30:33:15.61	16.78 ± 0.09	0.51
22595	17:55:54.82	-30:33:13.23	15.96 ± 0.04	2.83

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	16.54 ± 0.06	3.55
2460246.898 (2023-Oct-29.398)	16.49 ± 0.06	3.29
2460246.909 (2023-Oct-29.409)	16.41 ± 0.07	3.41
2460246.920 (2023-Oct-29.420)	16.50 ± 0.09	3.81
2460246.929 (2023-Oct-29.429)	16.40 ± 0.10	3.80

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 17684.79)

Single lens fit parameters

t_max	=	JD 2458162.59	±	0.02 UT (2018-Feb-13.09)
t_E	=	0.40	±	0.86 days
u₀	=	4.5709	±	3.5182
I_base	=	10.42	±	0.17

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice