MOA 2021-BLG-123

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Event Parameters

Internal ID:	gb1-R-1-54827
Discovery date:	2021-05-17T12:20:37
RA:	17:45:24.23
Dec:	-33:38:48.68
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
19647	17:45:23.90	-33:38:47.56	16.06 ± 0.02	4.94
19785	17:45:24.32	-33:38:48.16	15.88 ± 0.03	0.63

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.938 (2024-Sep-19.438)	15.88 ± 0.03	4.34
2460573.010 (2024-Sep-19.510)	15.95 ± 0.16	5.04
2460573.014 (2024-Sep-19.514)	15.17 ± 0.58	3.80
2460574.026 (2024-Sep-20.526)	15.69 ± 0.04	4.94
2460575.925 (2024-Sep-22.425)	15.50 ± 0.18	4.98

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 40364.54)

Single lens fit parameters

t_max	=	JD 2459374.46	±	0.08 UT (2021-Jun-8.96)
t_E	=	30.30	±	0.95 days
u₀	=	0.5113	±	0.0286
I_base	=	16.39	±	0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice