When a plan only have a deployment date and location (warning: Location can be set to Lat = 0, Lon = 0 by default). No ship is needed.

When a plan have a ship a deployment date and a location.

When a float is notified.

When registered and data younger than the activity criteria available at GDAC. By default activity criteria is 30 days for all floats. When float latitude <=-65S and >=60N the activity criteria is switch to 365 days.

When data younger than the activity criteria not available at GDAC. By default closure criteria is 5 years for all floats.

If Inactive for the duration of the closure criteria.