MOA 2020-BLG-042

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Event Parameters

Internal ID:	gb19-R-7-6608
Discovery date:	2020-03-09T23:44:54
RA:	18:20:52.40
Dec:	-25:59:20.18
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
103468	18:20:52.56	-25:59:17.93	16.42 ± 0.08	4.09
103554	18:20:52.36	-25:59:20.54	18.27 ± 0.04	0.24
103661	18:20:52.14	-25:59:21.44	18.20 ± 0.09	3.11

Last 5 photometry measurements

Observation date	I mag	seeing
2460599.875 (2024-Oct-16.375)	18.34 ± 0.13	2.22
2460599.954 (2024-Oct-16.454)	18.34 ± 0.16	3.37
2460602.898 (2024-Oct-19.398)	18.57 ± 0.14	3.46
2460610.889 (2024-Oct-27.389)	18.42 ± 0.53	5.02
2460611.932 (2024-Oct-28.432)	18.46 ± 0.27	4.96

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4466.84)

Single lens fit parameters

t_max	=	JD 2458933.22	±	0.72 UT (2020-Mar-24.72)
t_E	=	131.11	±	9.71 days
u₀	=	0.0337	±	0.0019
I_base	=	19.55	±	0.16

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice