MOA 2023-BLG-166

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Event Parameters

Internal ID:	gb5-R-1-135637
Discovery date:	2023-04-30T15:32:44
RA:	17:52:12.11
Dec:	-28:26:17.58
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
68352	17:52:12.00	-28:26:18.37	14.98 ± 0.03	2.56
68425	17:52:12.28	-28:26:12.63	17.69 ± 0.03	4.97
68440	17:52:12.29	-28:26:19.59	17.69 ± 0.07	3.39

Last 5 photometry measurements

Observation date	I mag	seeing
2460611.907 (2024-Oct-28.407)	19.34 ± 1.23	5.70
2460611.918 (2024-Oct-28.418)	18.58 ± 5.43	5.52
2460614.862 (2024-Oct-31.362)	99.99 ± 99.99	6.11
2460614.868 (2024-Oct-31.368)	99.99 ± 99.99	5.95
2460614.872 (2024-Oct-31.372)	18.32 ± 0.36	5.33

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

Single lens fit parameters

t_max	=	JD 2460065.02	±	0.00 UT (2023-Apr-30.52)
t_E	=	0.33	±	0.13 days
u₀	=	0.0042	±	0.0002
I_base	=	19.08	±	0.18

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice