MOA 2019-BLG-340

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Event Parameters

Internal ID:	gb18-R-2-12320
Discovery date:	2019-07-24T08:47:45
RA:	18:10:47.50
Dec:	-25:15:51.79
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
87923	18:10:47.43	-25:15:46.70	18.29 ± 0.10	4.98
87933	18:10:47.48	-25:15:50.88	15.54 ± 0.02	1.00
87998	18:10:47.75	-25:15:49.83	17.69 ± 0.06	3.23

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.901 (2023-Oct-27.401)	15.51 ± 0.01	3.57
2460245.862 (2023-Oct-28.362)	15.50 ± 0.02	3.84
2460245.898 (2023-Oct-28.398)	15.47 ± 0.02	3.48
2460246.861 (2023-Oct-29.361)	15.51 ± 0.02	3.81
2460246.902 (2023-Oct-29.402)	15.47 ± 0.02	3.53

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 55207.74)

Single lens fit parameters

t_max	=	JD 2458687.56	±	0.11 UT (2019-Jul-23.06)
t_E	=	44.19	±	3.87 days
u₀	=	0.1231	±	0.0154
I_base	=	18.58	±	0.12

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice