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
2460246.848 (2023-Oct-29.348)	15.75 ± 0.05	4.10
2460246.883 (2023-Oct-29.383)	15.82 ± 0.03	3.93
2460246.895 (2023-Oct-29.395)	15.82 ± 0.03	3.86
2460246.905 (2023-Oct-29.405)	15.80 ± 0.03	3.82
2460246.917 (2023-Oct-29.417)	15.79 ± 0.04	3.78

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