surface_eastward_sea_water_velocity
surface_northward_sea_water_velocity
surface_eastward_sea_water_velocity
surface_northward_sea_water_velocity
surface_eastward_sea_water_velocity
surface_northward_sea_water_velocity
surface_eastward_sea_water_velocity
surface_northward_sea_water_velocity
number_of_observations
latitude
longitude
time