MOA 2023-BLG-283

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Event Parameters

Internal ID:	gb3-R-5-53914
Discovery date:	2023-06-23T18:41:35
RA:	17:53:57.24
Dec:	-33:32:50.03
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
60135	17:53:56.97	-33:32:51.04	13.22 ± 0.06	4.36
60153	17:53:57.32	-33:32:45.20	17.68 ± 0.07	4.54
60177	17:53:57.37	-33:32:47.48	18.98 ± 0.11	2.41
60272	17:53:57.63	-33:32:48.99	16.26 ± 0.04	4.59

Last 5 photometry measurements

Observation date	I mag	seeing
2460465.953 (2024-Jun-4.453)	99.99 ± 99.99	2.72
2460465.963 (2024-Jun-4.463)	99.99 ± 99.99	2.60
2460465.975 (2024-Jun-4.475)	20.73 ± 2.47	2.27
2460465.987 (2024-Jun-4.487)	99.99 ± 99.99	2.57
2460465.997 (2024-Jun-4.497)	19.33 ± 0.60	2.20

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

Single lens fit parameters

t_max	=	JD 2460118.87	±	0.00 UT (2023-Jun-23.37)
t_E	=	12.52	±	0.01 days
u₀	=	0.0008	±	0.0001
I_base	=	23.65	±	0.13

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice