MOA 2021-BLG-099

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Event Parameters

Internal ID:	gb3-R-2-38550
Discovery date:	2021-04-28T18:09:30
RA:	17:53:45.36
Dec:	-32:28:57.53
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
49153	17:53:45.37	-32:28:59.51	17.36 ± 0.20	2.71
49166	17:53:45.43	-32:28:56.72	18.12 ± 0.12	0.38
49248	17:53:45.68	-32:28:56.77	15.95 ± 0.11	3.53

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.945 (2024-Sep-19.445)	18.19 ± 0.09	4.08
2460572.955 (2024-Sep-19.455)	18.21 ± 0.09	4.06
2460573.017 (2024-Sep-19.517)	18.29 ± 0.13	4.48
2460574.028 (2024-Sep-20.528)	18.21 ± 0.12	4.45
2460575.920 (2024-Sep-22.420)	18.44 ± 0.39	4.66

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 5138.07)

Single lens fit parameters

t_max	=	JD 2459336.24	±	0.01 UT (2021-May-1.74)
t_E	=	7.21	±	0.26 days
u₀	=	0.1231	±	0.0060
I_base	=	17.42	±	0.22

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice