MOA 2021-BLG-328

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Event Parameters

Internal ID:	gb9-R-4-86821
Discovery date:	2021-08-20T10:30:36
RA:	17:58:08.71
Dec:	-29:43:44.60
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
33475	17:58:08.69	-29:43:44.16	17.05 ± 0.14	0.92
33511	17:58:08.77	-29:43:42.25	16.57 ± 0.08	1.86
33531	17:58:08.83	-29:43:47.29	13.90 ± 0.19	3.52

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.941 (2024-Sep-19.441)	17.33 ± 0.18	3.75
2460572.952 (2024-Sep-19.452)	17.12 ± 0.10	3.95
2460572.964 (2024-Sep-19.464)	18.12 ± 0.69	5.01
2460573.025 (2024-Sep-19.525)	16.97 ± 0.24	4.69
2460575.916 (2024-Sep-22.416)	18.64 ± 1.89	5.10

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 13765.75)

Single lens fit parameters

t_max	=	JD 2459452.01	±	0.03 UT (2021-Aug-25.51)
t_E	=	29.64	±	0.95 days
u₀	=	0.0339	±	0.0013
I_base	=	18.58	±	0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice