NCO.OP.144 Destination alternate aerodromes planning minima -- helicopters

• Regulation (EU) 2021/2237 found in: Air Operations (965/2012) Part-ARO Part-ORO Part-CAT Part-SPA Part-NCC Part-NCO Part-SPO (Feb 2025)

NCO.OP.144 Destination alternate aerodromes planning minima — helicopters Regulation (EU) 2021/2237 An aerodrome shall not be specified as a destination alternate aerodrome unless the available current meteorological information indicates, for the period from 1 hour before until 1 hour after the estimated time of arrival, or from the actual time of departure to 1 hour after the estimated time of arrival, whichever is the shorter period, (a) for an alternate aerodrome with an IAP: (1) a ceiling of at least 200 ft above the DH or MDH associated with the IAP; and (2) a visibility of at least 1 500m by day or 3 000m by night; or (b) for an alternate aerodrome without an IAP: (1) a ceiling of at least the higher of 2 000ft and the minimum safe IFR height; and (2) a visibility of at least 1 500m by day or 3 000m by night. NCO.OP.144 Destination alternate aerodromes planning minima — helicopters Regulation (EU) 2021/2237 An aerodrome shall not be specified as a destination alternate aerodrome unless the available current meteorological information indicates, for the period from 1 hour before until 1 hour after the estimated time of arrival, or from the actual time of departure to 1 hour after the estimated time of arrival, whichever is the shorter period, (a) for an alternate aerodrome with an IAP: (1) a ceiling of at least 200 ft above the DH or MDH associated with the IAP; and (2) a visibility of at least 1 500m by day or 3 000m by night; or (b) for an alternate aerodrome without an IAP: (1) a ceiling of at least the higher of 2 000ft and the minimum safe IFR height; and (2) a visibility of at least 1 500m by day or 3 000m by night. #### NCO.OP.144 Destination alternate aerodromes planning minima — helicopters *Regulation (EU) 2021/2237* An aerodrome shall not be specified as a destination alternate aerodrome unless the available current meteorological information indicates, for the period from 1 hour before until 1 hour after the estimated time of arrival, or from the actual time of departure to 1 hour after the estimated time of arrival, whichever is the shorter period, (a) for an alternate aerodrome with an IAP: (1) a ceiling of at least 200 ft above the DH or MDH associated with the IAP; and (2) a visibility of at least 1 500m by day or 3 000m by night; or (b) for an alternate aerodrome without an IAP: (1) a ceiling of at least the higher of 2 000ft and the minimum safe IFR height; and (2) a visibility of at least 1 500m by day or 3 000m by night.