Høyeste astronomiske tidevann
Status: Valid
Definition: HAT - the highest tidal level which can be predicted to occur under average meteorological conditions and under any combination of astronomical conditions (IHO Dictionary, S-32, 5th Edition, 2244).
Updated: 31.03.2023
Submitter: Norwegian Mapping Authority
Owner: Norwegian Mapping Authority
Submitter: Norwegian Mapping Authority
Owner: Norwegian Mapping Authority