nähtavuse suurim väärtus, mis saavutatakse vähemalt poole horisondiringi ulatuses või vähemalt poole lennuvälja pindala ulatuses, the greatest visibility value, observed in accordance with the definition of “visibility”, which is reached within at least half the horizon circle or within at least half of the surface of the aerodrome. These areas could comprise contiguous or non-contiguous sectors.
