The Antarctic Circumnavigation Expedition (ACE) spent 90 days circumnavigating Antarctica on the R/V Akademik Tryoshnikov during the austral summer of 2016/17. This dataset provides a record of the instrument deployments as well as dataset and sample collection events that took place during the expedition. 

Data file: ace_events.csv

File header: 
event_number: unique number within ACE given to the data or sampling collection event
sampling_method: description of the data or sampling collection method as defined in sampling_methods_descriptions.csv
station_number: unique number wihtin ACE given to the station at which sampling took place
start_time_utc: time at which the event began in ISO 8601 format (yyyy-mm-ddThh:mi:ss+00:00) [UTC]
end_time_utc: time at which the event ended (if applicable, some events were instantaneous and therefore did not have an end time) in ISO 8601 format (yyyy-mm-ddThh:mi:ss+00:00) [UTC]