MOA 2019-BLG-342

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Event Parameters

Internal ID:	gb18-R-5-31456
Discovery date:	2019-07-24T14:09:58
RA:	18:10:45.49
Dec:	-26:36:09.59
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
47844	18:10:45.28	-26:36:10.34	16.38 ± 0.05	3.91
47870	18:10:45.32	-26:36:06.39	17.32 ± 0.06	4.12
48035	18:10:45.64	-26:36:10.71	18.89 ± 0.19	2.31
48036	18:10:45.63	-26:36:08.03	15.84 ± 0.14	1.68

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.901 (2023-Oct-27.401)	18.74 ± 0.29	3.27
2460245.862 (2023-Oct-28.362)	18.29 ± 0.24	3.64
2460245.898 (2023-Oct-28.398)	19.69 ± 0.69	3.27
2460246.861 (2023-Oct-29.361)	18.33 ± 0.20	3.70
2460246.902 (2023-Oct-29.402)	19.03 ± 0.40	3.22

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

Single lens fit parameters

t_max	=	JD 2458689.89	±	0.02 UT (2019-Jul-25.39)
t_E	=	18.27	±	2.32 days
u₀	=	0.0556	±	0.0094
I_base	=	20.21	±	0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice