Division ADR.OPS.A.020 Common reference systemsF1
For the purpose of air navigation, the aerodrome operator shall use:
(a))
the World Geodetic System – 1984 (WGS-84) as the horizontal reference system;
(b))
the mean sea level (MSL) datum as the vertical reference system;
(c))
the Gregorian calendar and coordinated universal time (UTC) as the temporal reference systems.
Annotations
Textual amendments
- F1
Annex 4 points ADR.OPS.A.020-ADR.OPS.A.055 inserted (27.1.2022) by The Aviation Safety (Amendment) (No. 3) Regulations 2021 (S.I. 2021/1203), regs. 1(3), 15(3)