MOA 2019-BLG-308

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Event Parameters

Internal ID:	gb20-R-7-8445
Discovery date:	2019-07-06T14:25:44
RA:	18:19:06.47
Dec:	-24:09:09.90
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
171026	18:19:06.65	-24:09:12.35	16.28 ± 0.09	3.70
171150	18:19:06.44	-24:09:13.70	14.98 ± 0.02	3.36
171181	18:19:06.39	-24:09:10.17	15.74 ± 0.06	0.64
171321	18:19:06.16	-24:09:08.08	18.48 ± 0.21	4.54

Last 5 photometry measurements

Observation date	I mag	seeing
2460567.989 (2024-Sep-14.489)	15.63 ± 0.03	3.98
2460570.825 (2024-Sep-17.325)	15.63 ± 0.02	3.42
2460570.901 (2024-Sep-17.401)	15.65 ± 0.02	3.22
2460570.972 (2024-Sep-17.472)	15.67 ± 0.02	3.91
2460572.926 (2024-Sep-19.426)	15.67 ± 0.02	4.11

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 46131.76)

Single lens fit parameters

t_max	=	JD 2458680.88	±	0.20 UT (2019-Jul-16.38)
t_E	=	5.01	±	20.12 days
u₀	=	8.9813	±	7.5923
I_base	=	9.27	±	0.18

External data

Gzipped FITS finder chart

All photometry data

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