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
2460572.923 (2024-Sep-19.423)	17.89 ± 0.14	3.96
2460572.960 (2024-Sep-19.460)	18.25 ± 0.31	5.01
2460573.018 (2024-Sep-19.518)	18.30 ± 0.46	4.82
2460574.029 (2024-Sep-20.529)	17.72 ± 0.17	4.94
2460574.041 (2024-Sep-20.541)	17.78 ± 0.24	4.98

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