MOA 2021-BLG-020

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Event Parameters

Internal ID:	gb7-R-1-41307
Discovery date:	2021-03-09T21:34:05
RA:	17:57:45.71
Dec:	-32:08:17.81
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
14409	17:57:45.67	-32:08:18.17	16.59 ± 0.03	1.58
14475	17:57:45.92	-32:08:17.63	16.54 ± 0.03	2.13

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.911 (2023-Oct-28.411)	99.99 ± 99.99	3.89
2460245.940 (2023-Oct-28.440)	18.32 ± 0.51	3.93
2460246.867 (2023-Oct-29.367)	22.09 ± 7.14	3.94
2460246.915 (2023-Oct-29.415)	99.99 ± 99.99	3.74
2460246.938 (2023-Oct-29.438)	99.99 ± 99.99	4.30

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

Single lens fit parameters

t_max	=	JD 2459302.91	±	0.04 UT (2021-Mar-29.41)
t_E	=	53.86	±	0.89 days
u₀	=	0.2359	±	0.0061
I_base	=	16.83	±	0.15

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice