Udovichenko, Serhii M.Удовіченко, Сергій Миколайович2014-03-162014-03-162012Odessa Astronomical Publicationshttps://dspace.onu.edu.ua/handle/123456789/4660The investigation of the photometric system consisting from photometer with CCD detector Sony ICX429ALL, VRI filters and the AZT-3 telescope was carried out. The transformation coefficients from the instrumental values of magnitudes and color indices to the Johnson-Cousins system in the VRI passbands are presented. The instrumental system of telescope and standard system have satisfactory agreement.enphotometrytransformations coefficientsArticle