MOA 2019-BLG-239

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Event Parameters

Internal ID:	gb15-R-6-27202
Discovery date:	2019-06-02T17:13:53
RA:	18:07:01.01
Dec:	-26:22:05.00
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
62563	18:07:01.15	-26:22:04.12	18.59 ± 0.08	3.03
62618	18:07:01.07	-26:22:01.29	19.19 ± 0.20	4.75
62638	18:07:01.01	-26:22:04.59	18.27 ± 0.12	1.21
62744	18:07:00.83	-26:22:06.51	16.17 ± 0.06	2.05

Last 5 photometry measurements

Observation date	I mag	seeing
2460244.911 (2023-Oct-27.411)	17.25 ± 0.13	3.64
2460245.866 (2023-Oct-28.366)	18.24 ± 0.28	3.33
2460245.909 (2023-Oct-28.409)	21.66 ± 9.67	3.35
2460246.865 (2023-Oct-29.365)	18.04 ± 0.23	3.44
2460246.912 (2023-Oct-29.412)	17.38 ± 0.19	3.41

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4495.73)

Single lens fit parameters

t_max	=	JD 2458637.23	±	0.02 UT (2019-Jun-2.73)
t_E	=	3.75	±	1.08 days
u₀	=	0.1068	±	0.0323
I_base	=	19.38	±	0.18

External data

Gzipped FITS finder chart

All photometry data

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