WEBT observations at the Abastumani Observatory are done by Omar Kurtanidze and Maria Nikolashvili.
Telescope parameters: Long= +42.8 deg, Lat= +41.8 deg, Alt= 1700m;
Optical configuration: Meniscus f/3., D= 0.70 m
CCD camera: STS-6, gain ~7, readout noise ~30 e-;
Filters: nearly Johnson R – two glasses from former SU (3mm OS13, 50% at 5700A + 6.4mm SZS14) (Bessel).