MOA 2019-BLG-291

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Event Parameters

Internal ID:	gb5-R-8-99817
Discovery date:	2019-06-26T11:36:26
RA:	17:54:21.57
Dec:	-29:17:17.80
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
170055	17:54:21.77	-29:17:20.23	16.68 ± 0.15	3.83
170146	17:54:21.58	-29:17:15.23	18.27 ± 0.27	3.34
170175	17:54:21.53	-29:17:17.99	17.02 ± 0.13	0.42
170249	17:54:21.41	-29:17:16.29	16.95 ± 0.13	2.66
170317	17:54:21.28	-29:17:18.62	18.68 ± 0.32	3.38

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	16.84 ± 0.06	3.68
2460246.883 (2023-Oct-29.383)	16.96 ± 0.05	3.51
2460246.895 (2023-Oct-29.395)	17.04 ± 0.05	3.26
2460246.905 (2023-Oct-29.405)	16.96 ± 0.05	3.36
2460246.917 (2023-Oct-29.417)	17.11 ± 0.05	3.49

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 14177.51)

Single lens fit parameters

t_max	=	JD 2458759.75	±	0.02 UT (2019-Oct-3.25)
t_E	=	68.83	±	0.24 days
u₀	=	0.1510	±	0.0008
I_base	=	16.43	±	0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice