MOA 2023-BLG-423

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Event Parameters

Internal ID:	gb5-R-9-188513
Discovery date:	2023-09-08T11:55:03
RA:	17:54:26.82
Dec:	-28:45:48.95
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
72164	17:54:26.86	-28:45:47.82	17.46 ± 0.10	2.14
72165	17:54:26.85	-28:45:54.24	18.34 ± 0.17	5.00
72211	17:54:26.76	-28:45:45.63	17.64 ± 0.07	4.07
72212	17:54:26.77	-28:45:49.46	16.89 ± 0.07	0.09
72300	17:54:26.58	-28:45:48.92	14.25 ± 0.03	2.70

Last 5 photometry measurements

Observation date	I mag	seeing
2460246.848 (2023-Oct-29.348)	99.99 ± 99.99	3.21
2460246.883 (2023-Oct-29.383)	16.63 ± 0.07	3.61
2460246.895 (2023-Oct-29.395)	16.88 ± 0.10	3.54
2460246.905 (2023-Oct-29.405)	16.52 ± 0.09	3.39
2460246.917 (2023-Oct-29.417)	16.87 ± 0.10	3.47

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 16069.41)

Single lens fit parameters

t_max	=	JD 2460194.95	±	0.00 UT (2023-Sep-7.45)
t_E	=	3344.65	±	3134.16 days
u₀	=	0.0000	±	0.0002
I_base	=	29.24	±	0.26

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice