MOA 2023-BLG-191

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Event Parameters

Internal ID:	gb18-R-1-22182
Discovery date:	2023-05-15T09:57:55
RA:	18:11:28.71
Dec:	-25:00:30.49
Current assessment:	microlensing

A transient event found by MOA.

Lightcurve

Finder chart

Nearest catalogued stars

starID	RA	Dec	mag	separation
98837	18:11:28.64	-25:00:32.02	18.80 ± 0.11	2.71
98891	18:11:28.76	-25:00:29.55	15.61 ± 0.03	0.40
98962	18:11:29.03	-25:00:31.03	18.82 ± 0.07	4.14

Last 5 photometry measurements

Observation date	I mag	seeing
2460610.878 (2024-Oct-27.378)	15.73 ± 0.07	5.68
2460610.915 (2024-Oct-27.415)	15.66 ± 0.04	5.31
2460611.890 (2024-Oct-28.390)	15.58 ± 0.02	4.78
2460611.925 (2024-Oct-28.425)	15.90 ± 0.11	5.90
2460614.883 (2024-Oct-31.383)	15.77 ± 0.08	5.72

Calibration: I = 27.40 - 2.5 log₁₀(ΔF + 52239.62)

Single lens fit parameters

t_max	=	JD 2460086.40	±	0.02 UT (2023-May-21.90)
t_E	=	0.96	±	0.01 days
u₀	=	8.5051	±	0.0246
I_base	=	7.66	±	0.11

External data

Gzipped FITS finder chart

All photometry data

Machine readable VOEvent notice