MOA 2018-BLG-381

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Event Parameters

Internal ID:	gb5-R-7-131259
Discovery date:	2018-09-22T23:38:43
RA:	17:54:27.03
Dec:	-29:40:34.87
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
152368	17:54:27.32	-29:40:34.28	18.60 ± 0.38	4.61
152533	17:54:27.00	-29:40:31.34	17.13 ± 0.19	4.28
152534	17:54:27.03	-29:40:38.10	15.68 ± 0.17	2.81
152574	17:54:26.91	-29:40:35.68	18.38 ± 0.27	1.06
152688	17:54:26.73	-29:40:34.22	18.25 ± 0.28	3.78

Last 5 photometry measurements

Observation date	I mag	seeing
2460599.911 (2024-Oct-16.411)	18.24 ± 0.17	2.62
2460599.923 (2024-Oct-16.423)	18.20 ± 0.17	3.10
2460599.934 (2024-Oct-16.434)	18.14 ± 0.18	3.10
2460599.945 (2024-Oct-16.445)	18.17 ± 0.18	2.89
2460599.957 (2024-Oct-16.457)	18.02 ± 0.22	3.62

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4043.90)

Single lens fit parameters

t_max	=	JD 2458391.96	±	0.05 UT (2018-Sep-30.46)
t_E	=	46.82	±	0.42 days
u₀	=	0.1639	±	0.0024
I_base	=	18.29	±	0.39

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice