MOA 2017-BLG-424

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Event Parameters

Internal ID:	gb7-R-3-8437
Discovery date:	2017-08-15T11:12:08
RA:	17:59:44.16
Dec:	-32:34:48.78
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
187320	17:59:43.86	-32:34:47.75	16.56 ± 0.10	4.48
187403	17:59:43.99	-32:34:44.21	19.01 ± 0.21	4.97
187518	17:59:44.22	-32:34:47.84	14.80 ± 0.11	0.43
187662	17:59:44.53	-32:34:47.62	18.73 ± 0.12	4.26

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.911 (2023-Oct-28.411)	14.83 ± 0.01	3.28
2460245.940 (2023-Oct-28.440)	14.79 ± 0.01	3.43
2460246.867 (2023-Oct-29.367)	14.81 ± 0.01	3.37
2460246.915 (2023-Oct-29.415)	14.81 ± 0.01	3.17
2460246.938 (2023-Oct-29.438)	14.80 ± 0.01	3.93

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 109647.82)

Single lens fit parameters

t_max	=	JD 2457981.52	±	0.04 UT (2017-Aug-16.02)
t_E	=	9.44	±	0.86 days
u₀	=	0.1274	±	0.0234
I_base	=	18.37	±	0.18

External data

Gzipped FITS finder chart

All photometry data

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