MOA 2023-BLG-406

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Event Parameters

Internal ID:	gb3-R-5-54157
Discovery date:	2023-08-29T09:57:59
RA:	17:53:27.89
Dec:	-33:28:53.44
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
49892	17:53:27.65	-33:28:53.09	18.16 ± 0.08	3.77
49893	17:53:27.66	-33:28:51.01	17.00 ± 0.06	4.18
50052	17:53:28.10	-33:28:54.04	19.13 ± 0.16	2.41

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.899 (2023-Oct-29.399)	20.01 ± 0.57	3.10
2460246.910 (2023-Oct-29.410)	21.19 ± 2.05	3.31
2460246.922 (2023-Oct-29.422)	20.43 ± 1.42	3.68
2460246.930 (2023-Oct-29.430)	22.93 ± 12.48	3.53
2460246.933 (2023-Oct-29.433)	21.40 ± 3.42	3.67

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

Single lens fit parameters

t_max	=	JD 2460187.49	±	0.02 UT (2023-Aug-30.99)
t_E	=	32.80	±	2.64 days
u₀	=	0.0369	±	0.0041
I_base	=	20.93	±	0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice