MOA 2023-BLG-089

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Event Parameters

Internal ID:	gb1-R-7-32683
Discovery date:	2023-03-30T12:36:58
RA:	17:49:25.72
Dec:	-34:34:47.22
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
42298	17:49:25.91	-34:34:50.41	16.83 ± 0.07	4.12
42329	17:49:25.82	-34:34:48.57	18.14 ± 0.14	2.09
42486	17:49:25.57	-34:34:51.62	18.30 ± 0.20	4.13
42625	17:49:25.33	-34:34:49.01	17.80 ± 0.10	4.52

Last 5 photometry measurements

Observation date	I mag	seeing
2460245.923 (2023-Oct-28.423)	19.21 ± 0.77	3.52
2460245.937 (2023-Oct-28.437)	19.84 ± 2.25	3.87
2460246.859 (2023-Oct-29.359)	99.99 ± 99.99	3.78
2460246.892 (2023-Oct-29.392)	20.43 ± 1.96	3.68
2460246.926 (2023-Oct-29.426)	99.99 ± 99.99	3.67

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

Single lens fit parameters

t_max	=	JD 2460034.38	±	0.01 UT (2023-Mar-30.88)
t_E	=	61.04	±	9.83 days
u₀	=	0.0102	±	0.0021
I_base	=	21.65	±	0.23

External data

Gzipped FITS finder chart

All photometry data

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