MOA 2021-BLG-143

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Event Parameters

Internal ID:	gb9-R-1-169098
Discovery date:	2021-05-22T19:50:07
RA:	17:57:43.38
Dec:	-28:39:32.09
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
13096	17:57:43.37	-28:39:33.00	17.85 ± 0.10	1.73
13164	17:57:43.51	-28:39:30.49	17.84 ± 0.11	1.54
13197	17:57:43.61	-28:39:33.08	16.93 ± 0.03	3.07

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.884 (2023-Oct-29.384)	19.06 ± 0.46	3.99
2460246.896 (2023-Oct-29.396)	19.22 ± 0.67	3.78
2460246.906 (2023-Oct-29.406)	20.09 ± 1.38	3.83
2460246.918 (2023-Oct-29.418)	99.99 ± 99.99	4.11
2460246.927 (2023-Oct-29.427)	99.99 ± 99.99	3.98

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

Single lens fit parameters

t_max	=	JD 2459358.80	±	0.07 UT (2021-May-24.30)
t_E	=	12.51	±	5.76 days
u₀	=	1.1922	±	1.5634
I_base	=	15.99	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice