MOA 2022-BLG-021

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Event Parameters

Internal ID:	gb23-R-4-2541
Discovery date:	2022-02-17T21:23:33
RA:	17:35:07.74
Dec:	-27:35:35.63
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation

Last 5 photometry measurements

Observation date	I mag	seeing
2460536.963 (2024-Aug-14.463)	19.27 ± 0.32	2.39
2460536.997 (2024-Aug-14.497)	20.32 ± 0.81	2.37
2460537.037 (2024-Aug-14.537)	20.01 ± 1.04	3.42
2460537.072 (2024-Aug-14.572)	99.99 ± 99.99	4.62
2460537.109 (2024-Aug-14.609)	19.11 ± 2.61	4.82

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

Single lens fit parameters

t_max	=	JD 2459691.28	±	0.09 UT (2022-Apr-21.78)
t_E	=	102.97	±	2.33 days
u₀	=	0.5715	±	0.0206
I_base	=	16.69	±	0.00

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice