MOA 2020-BLG-028

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Event Parameters

Internal ID:	gb9-R-9-113990
Discovery date:	2020-02-24T19:55:20
RA:	18:00:17.03
Dec:	-28:56:26.15
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
153205	18:00:16.95	-28:56:24.11	15.81 ± 0.06	2.77
153276	18:00:16.82	-28:56:29.64	19.04 ± 0.44	3.76
153319	18:00:16.74	-28:56:25.19	15.04 ± 0.05	3.67
153346	18:00:16.66	-28:56:28.60	17.71 ± 0.26	4.84

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	21.62 ± 9.03	3.53
2460246.896 (2023-Oct-29.396)	22.75 ± 21.90	3.23
2460246.906 (2023-Oct-29.406)	99.99 ± 99.99	3.57
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	3.64
2460246.927 (2023-Oct-29.427)	99.99 ± 99.99	3.57

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

Single lens fit parameters

t_max	=	JD 2458920.14	±	0.27 UT (2020-Mar-11.64)
t_E	=	3.93	±	12.70 days
u₀	=	9.7752	±	7.8243
I_base	=	8.57	±	0.29

External data

Gzipped FITS finder chart

All photometry data

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