MOA 2019-BLG-409

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Event Parameters

Internal ID:	gb5-R-10-121095
Discovery date:	2019-09-03T20:34:58
RA:	17:54:57.77
Dec:	-28:27:29.44
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
40247	17:54:57.76	-28:27:29.74	15.97 ± 0.02	0.50

Last 5 photometry measurements

Observation date	I mag	seeing
2460572.962 (2024-Sep-19.462)	15.73 ± 0.05	5.24
2460573.023 (2024-Sep-19.523)	15.77 ± 0.04	5.42
2460575.899 (2024-Sep-22.399)	15.93 ± 0.03	4.62
2460575.902 (2024-Sep-22.402)	15.97 ± 0.09	5.03
2460575.915 (2024-Sep-22.415)	15.88 ± 0.07	5.04

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 37222.03)

Single lens fit parameters

t_max	=	JD 2458796.14	±	1.12 UT (2019-Nov-8.64)
t_E	=	16.24	±	22.18 days
u₀	=	5.4253	±	3.4510
I_base	=	10.23	±	0.20

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice