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
2460611.907 (2024-Oct-28.407)	16.88 ± 0.17	5.10
2460611.918 (2024-Oct-28.418)	16.86 ± 0.46	5.80
2460614.862 (2024-Oct-31.362)	17.12 ± 0.56	5.68
2460614.868 (2024-Oct-31.368)	17.09 ± 0.29	5.47
2460614.872 (2024-Oct-31.372)	17.20 ± 0.14	4.85

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