MOA 2021-BLG-357

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Event Parameters

Internal ID:	gb7-R-1-55409
Discovery date:	2021-08-31T11:13:39
RA:	17:58:30.89
Dec:	-32:01:04.67
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
80446	17:58:30.95	-32:01:05.46	18.18 ± 0.10	1.45
80462	17:58:30.97	-32:01:00.75	15.24 ± 0.03	3.56
80484	17:58:31.14	-32:01:05.46	17.03 ± 0.09	3.01

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.911 (2023-Oct-28.411)	18.14 ± 0.24	3.68
2460245.940 (2023-Oct-28.440)	17.84 ± 0.23	3.79
2460246.867 (2023-Oct-29.367)	17.99 ± 0.16	3.68
2460246.915 (2023-Oct-29.415)	17.98 ± 0.20	3.60
2460246.938 (2023-Oct-29.438)	17.64 ± 0.18	4.03

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4852.89)

Single lens fit parameters

t_max	=	JD 2459457.27	±	0.08 UT (2021-Aug-30.77)
t_E	=	12.62	±	1.64 days
u₀	=	0.3867	±	0.0936
I_base	=	17.73	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice