MOA 2023-BLG-047

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Event Parameters

Internal ID:	gb4-R-4-45522
Discovery date:	2023-03-11T06:01:19
RA:	17:53:44.09
Dec:	-31:15:04.94
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
126500	17:53:43.90	-31:15:02.58	17.37 ± 0.05	3.70
126546	17:53:43.98	-31:15:05.37	16.84 ± 0.04	2.42
126568	17:53:44.03	-31:15:01.42	16.94 ± 0.07	3.38
126758	17:53:44.48	-31:15:05.40	18.68 ± 0.18	4.68

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.887 (2023-Oct-29.387)	99.99 ± 99.99	3.34
2460246.898 (2023-Oct-29.398)	99.99 ± 99.99	3.00
2460246.909 (2023-Oct-29.409)	99.99 ± 99.99	3.35
2460246.920 (2023-Oct-29.420)	99.99 ± 99.99	3.59
2460246.929 (2023-Oct-29.429)	99.99 ± 99.99	3.67

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

Single lens fit parameters

t_max	=	JD 2460018.50	±	0.01 UT (2023-Mar-15.00)
t_E	=	44.56	±	1.48 days
u₀	=	0.0081	±	0.0003
I_base	=	19.98	±	0.21

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice