MOA 2020-BLG-004

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Event Parameters

Internal ID:	gb10-R-3-59892
Discovery date:	2020-02-11T20:00:22
RA:	17:59:16.26
Dec:	-27:34:38.78
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
67242	17:59:16.19	-27:34:35.70	15.02 ± 0.05	3.08
67300	17:59:16.30	-27:34:41.07	20.18 ± 0.36	2.97
67301	17:59:16.29	-27:34:38.06	18.30 ± 0.16	0.32
67431	17:59:16.50	-27:34:37.30	18.77 ± 0.12	2.72

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.852 (2023-Oct-29.352)	18.02 ± 0.21	3.36
2460246.886 (2023-Oct-29.386)	18.63 ± 0.34	3.45
2460246.897 (2023-Oct-29.397)	18.73 ± 0.27	2.94
2460246.908 (2023-Oct-29.408)	20.15 ± 1.78	3.44
2460246.919 (2023-Oct-29.419)	18.05 ± 0.33	3.90

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4385.31)

Single lens fit parameters

t_max	=	JD 2458867.72	±	0.00 UT (2020-Jan-19.22)
t_E	=	3.25	±	0.00 days
u₀	=	33.4552	±	0.0000
I_base	=	2.84	±	0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice