MOA 2019-BLG-389

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Event Parameters

Internal ID:	gb5-R-3-119540
Discovery date:	2019-08-18T14:25:59
RA:	17:53:58.07
Dec:	-29:12:35.97
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
161457	17:53:57.77	-29:12:33.94	16.06 ± 0.10	4.85
161529	17:53:57.92	-29:12:37.98	17.03 ± 0.12	3.68
161611	17:53:58.09	-29:12:35.69	16.41 ± 0.09	0.41
161634	17:53:58.13	-29:12:32.39	19.18 ± 0.35	3.09

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.962 (2024-Sep-19.462)	16.39 ± 0.08	4.76
2460573.023 (2024-Sep-19.523)	16.41 ± 0.08	5.01
2460575.899 (2024-Sep-22.399)	16.38 ± 0.04	4.13
2460575.902 (2024-Sep-22.402)	16.31 ± 0.18	4.14
2460575.915 (2024-Sep-22.415)	16.57 ± 0.14	4.65

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 24888.57)

Single lens fit parameters

t_max	=	JD 2458720.36	±	0.02 UT (2019-Aug-24.86)
t_E	=	20.55	±	0.67 days
u₀	=	0.1001	±	0.0035
I_base	=	19.12	±	0.28

External data

Gzipped FITS finder chart

All photometry data

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