MOA 2023-BLG-428

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Event Parameters

Internal ID:	gb14-R-4-111335
Discovery date:	2023-09-15T11:39:59
RA:	18:03:23.19
Dec:	-27:46:36.64
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
118968	18:03:22.97	-27:46:36.63	17.45 ± 0.06	3.77
119071	18:03:23.16	-27:46:36.26	17.13 ± 0.07	0.98
119203	18:03:23.32	-27:46:36.19	17.91 ± 0.12	1.26

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	17.04 ± 0.06	3.48
2460246.889 (2023-Oct-29.389)	16.94 ± 0.06	3.68
2460246.901 (2023-Oct-29.401)	17.17 ± 0.06	3.06
2460246.911 (2023-Oct-29.411)	16.96 ± 0.06	3.32
2460246.923 (2023-Oct-29.423)	16.93 ± 0.07	4.08

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 12811.50)

Single lens fit parameters

t_max	=	JD 2460205.55	±	0.05 UT (2023-Sep-18.05)
t_E	=	21.18	±	0.83 days
u₀	=	0.0724	±	0.0079
I_base	=	19.19	±	0.30

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice