MOA 2017-BLG-388

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Event Parameters

Internal ID:	gb3-R-1-59606
Discovery date:	2017-07-18T11:55:08
RA:	17:53:18.39
Dec:	-31:57:33.71
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
91861	17:53:18.21	-31:57:29.80	17.58 ± 0.05	4.62
91893	17:53:18.34	-31:57:35.97	15.03 ± 0.06	3.25
91916	17:53:18.43	-31:57:33.26	17.22 ± 0.07	0.16
91964	17:53:18.52	-31:57:36.96	15.93 ± 0.06	4.22

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.900 (2024-Oct-28.400)	17.86 ± 0.19	4.78
2460611.912 (2024-Oct-28.412)	18.75 ± 0.77	5.64
2460611.923 (2024-Oct-28.423)	18.29 ± 0.48	5.55
2460611.931 (2024-Oct-28.431)	18.20 ± 0.41	4.86
2460614.876 (2024-Oct-31.376)	19.01 ± 0.82	5.40

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 11846.77)

Single lens fit parameters

t_max	=	JD 2457988.97	±	0.12 UT (2017-Aug-23.47)
t_E	=	103.68	±	1.59 days
u₀	=	0.3415	±	0.0083
I_base	=	17.76	±	0.18

External data

Gzipped FITS finder chart

All photometry data

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