PERV1112 20210402.7658 14.78V DPV PERV1112 20210402.7676 13.79R DPV PERV1112 20210402.7691 13.84I DPV PERV1112 20210402.7636 15.46B DPV -- Pavol A. Dubovsky Vihorlat Observatory, Humenne, Slovakia var.kozmos.sk