MOA 2022-BLG-140

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Event Parameters

Internal ID:	gb18-R-1-19521
Discovery date:	2022-04-01T18:33:14
RA:	18:09:42.11
Dec:	-25:03:58.28
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
2460536.972 (2024-Aug-14.472)	19.30 ± 0.30	3.03
2460537.009 (2024-Aug-14.509)	20.15 ± 1.38	3.41
2460537.046 (2024-Aug-14.546)	18.54 ± 0.49	4.81
2460537.080 (2024-Aug-14.580)	17.64 ± 0.38	5.14
2460537.117 (2024-Aug-14.617)	16.07 ± 0.35	5.67

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

Single lens fit parameters

t_max	=	JD 2459675.66	±	0.03 UT (2022-Apr-6.16)
t_E	=	20.34	±	0.82 days
u₀	=	0.2403	±	0.0145
I_base	=	17.84	±	0.43

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice