MOA 2019-BLG-218

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Event Parameters

Internal ID:	gb8-R-9-26165
Discovery date:	2019-05-22T17:23:24
RA:	18:00:55.53
Dec:	-30:39:20.40
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
143387	18:00:55.75	-30:39:19.46	15.10 ± 0.04	3.90
143410	18:00:55.71	-30:39:22.21	15.67 ± 0.06	3.32
143521	18:00:55.49	-30:39:24.05	18.47 ± 0.14	3.18
143563	18:00:55.37	-30:39:16.52	18.99 ± 0.20	4.84

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.888 (2023-Oct-28.388)	20.34 ± 1.89	3.51
2460245.921 (2023-Oct-28.421)	20.20 ± 2.31	3.64
2460246.858 (2023-Oct-29.358)	19.62 ± 0.95	3.54
2460246.891 (2023-Oct-29.391)	19.44 ± 0.83	3.64
2460246.925 (2023-Oct-29.425)	99.99 ± 99.99	3.48

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

Single lens fit parameters

t_max	=	JD 2458630.86	±	0.04 UT (2019-May-27.36)
t_E	=	44.53	±	1.84 days
u₀	=	0.0674	±	0.0038
I_base	=	19.37	±	0.17

External data

Gzipped FITS finder chart

All photometry data

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