MOA 2023-BLG-018

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Event Parameters

Internal ID:	gb14-R-2-113881
Discovery date:	2023-02-24T22:50:58
RA:	18:04:04.59
Dec:	-27:02:58.87
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
108455	18:04:04.51	-27:03:01.52	17.81 ± 0.10	3.81
108520	18:04:04.65	-27:02:57.97	18.25 ± 0.08	0.38
108586	18:04:04.75	-27:02:59.81	17.70 ± 0.05	2.31
108599	18:04:04.82	-27:02:57.44	18.77 ± 0.11	2.74

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.855 (2023-Oct-29.355)	18.32 ± 0.11	3.87
2460246.889 (2023-Oct-29.389)	19.03 ± 0.22	3.97
2460246.901 (2023-Oct-29.401)	18.64 ± 0.12	3.28
2460246.911 (2023-Oct-29.411)	18.60 ± 0.17	3.67
2460246.923 (2023-Oct-29.423)	19.48 ± 0.53	4.04

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 4558.27)

Single lens fit parameters

t_max	=	JD 2460000.37	±	0.02 UT (2023-Feb-24.87)
t_E	=	39.54	±	2.36 days
u₀	=	0.0411	±	0.0032
I_base	=	19.39	±	0.20

External data

Gzipped FITS finder chart

All photometry data

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