Attributes { Y { String standard_name "latitude"; Float32 pointwidth 0.25; Int32 gridtype 0; String units "degree_north"; } X { String standard_name "longitude"; Float32 pointwidth 0.25; Int32 gridtype 0; String units "degree_east"; } TRNUM { String units "unitless"; String long_name "number of tide gauge stations used in tide calculations"; } NC_GLOBAL { String Conventions "IRIDL"; } }