dimensions = [
{ name: "lon", value: "lon", label: "Longitude" },
{ name: "lat", value: "lat", label: "Latitude" },
{ name: "date", value: "begperiod", label: "Date" },
{ name: "depth", value: "depth", label: "Depth" },
{ name: "activity", value: "activity", label: "Activity" }
]