MOA 2022-BLG-220

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Event Parameters

Internal ID:	gb9-R-10-124287
Discovery date:	2022-05-03T18:32:33
RA:	18:00:14.54
Dec:	-28:26:25.50
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
61672	18:00:14.77	-28:26:24.82	17.71 ± 0.13	4.01
61746	18:00:14.54	-28:26:26.76	16.99 ± 0.09	0.92
61779	18:00:14.43	-28:26:23.02	16.19 ± 0.04	3.37
61859	18:00:14.24	-28:26:24.30	17.03 ± 0.05	3.97

Last 5 photometry measurements

Observation date	I mag	seeing
2460537.085 (2024-Aug-14.585)	17.11 ± 0.15	4.57
2460537.100 (2024-Aug-14.600)	17.92 ± 0.70	5.47
2460537.112 (2024-Aug-14.612)	17.08 ± 0.27	5.00
2460537.122 (2024-Aug-14.622)	17.65 ± 0.97	5.92
2460537.133 (2024-Aug-14.633)	22.53 ± 129.73	6.17

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 14534.50)

Single lens fit parameters

t_max	=	JD 2459703.56	±	0.01 UT (2022-May-4.06)
t_E	=	104.78	±	32.46 days
u₀	=	0.0066	±	0.0030
I_base	=	23.34	±	0.32

External data

Gzipped FITS finder chart

All photometry data

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