Antonio swam two new Swiss records in the 25m pool in one race at the Swiss Club Championships in Sursee.
In the 1,500 m freestyle race, he improved the Swiss record by more than 3 seconds to 14:56:63. The time over 800 m was also measured in this race and he also improved the record to 7:55:86.
Since the 800m time in a 1,500m race is recognized as an official record, Antonio swam two new Swiss records in one race.