MOA 2022-BLG-478

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Event Parameters

Internal ID:	gb4-R-2-117200
Discovery date:	2022-09-06T18:56:36
RA:	17:51:08.60
Dec:	-30:47:51.82
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	20.74 ± 1.20	3.65
2460246.898 (2023-Oct-29.398)	99.99 ± 99.99	3.41
2460246.909 (2023-Oct-29.409)	21.19 ± 2.09	3.87
2460246.920 (2023-Oct-29.420)	99.99 ± 99.99	3.92
2460246.929 (2023-Oct-29.429)	99.99 ± 99.99	3.85

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 0.00)

Single lens fit parameters

t_max	=	JD 2459828.91	±	0.03 UT (2022-Sep-6.41)
t_E	=	1637.86	±	1274.81 days
u₀	=	0.0002	±	0.0007
I_base	=	25.63	±	0.14

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice