MOA 2021-BLG-452

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Event Parameters

Internal ID:	gb5-R-5-238917
Discovery date:	2021-10-22T14:20:30
RA:	17:53:05.55
Dec:	-30:04:17.88
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
48845	17:53:05.51	-30:04:18.41	14.23 ± 0.01	1.66

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.962 (2024-Sep-19.462)	17.06 ± 0.27	4.82
2460573.023 (2024-Sep-19.523)	17.40 ± 0.23	5.02
2460575.899 (2024-Sep-22.399)	17.68 ± 0.19	4.35
2460575.902 (2024-Sep-22.402)	18.64 ± 1.84	4.77
2460575.915 (2024-Sep-22.415)	16.97 ± 0.25	4.87

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

Single lens fit parameters

t_max	=	JD 2459508.94	±	51.16 UT (2021-Oct-21.44)
t_E	=	10.00	±	70.58 days
u₀	=	0.1000	±	2.0200
I_base	=	19.41	±	0.27

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice