MOA 2020-BLG-224

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Event Parameters

Internal ID:	gb10-R-9-46338
Discovery date:	2020-08-15T15:49:09
RA:	18:02:50.58
Dec:	-27:08:35.79
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
73781	18:02:50.79	-27:08:35.82	18.42 ± 0.05	3.60
73851	18:02:50.54	-27:08:36.26	18.54 ± 0.05	0.13
73905	18:02:50.37	-27:08:32.97	17.40 ± 0.04	4.20
73906	18:02:50.37	-27:08:36.30	18.26 ± 0.07	2.28

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.898 (2024-Oct-28.398)	18.39 ± 0.19	4.57
2460611.910 (2024-Oct-28.410)	18.81 ± 0.41	5.06
2460611.920 (2024-Oct-28.420)	18.68 ± 0.32	4.96
2460614.864 (2024-Oct-31.364)	18.31 ± 0.64	5.64
2460614.874 (2024-Oct-31.374)	18.00 ± 0.20	5.16

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 3493.01)

Single lens fit parameters

t_max	=	JD 2459080.89	±	0.07 UT (2020-Aug-19.39)
t_E	=	48.86	±	0.76 days
u₀	=	0.3068	±	0.0081
I_base	=	18.70	±	0.15

External data

Gzipped FITS finder chart

All photometry data

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