ZCZC JA32 051841 UTC APR V_D __ A_ PORT OF VARNA EAST. TWO GREEN LIGHT BUOYS AT THE ENTRANCE TO THE OLD CHANNEL: BUOY 21 WITH COORDINATES: _ _0N 027 54,717_(_.9 UOY 23 WITH COORDI_H_J_ QQNREI_NV _NIII_ZCZC