MOA 2021-BLG-452

Previous event Next event Return to alert index

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
2460463.152 (2024-Jun-1.652)	17.31 ± 0.13	3.16
2460463.162 (2024-Jun-1.662)	17.80 ± 0.60	4.73
2460463.175 (2024-Jun-1.675)	17.51 ± 0.13	3.39
2460463.186 (2024-Jun-1.686)	17.52 ± 0.13	3.23
2460463.198 (2024-Jun-1.698)	17.60 ± 0.19	3.33

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