PKLil · CZE
Jáchym is a swimmer from Czechia, a butterfly specialist, whose official competitive record spans 2 seasons and 5 meets.
His recorded career begins in 2024 in Aquacentrum Pardubice, where he raced the 800 butterfly in 11:59.68.
His signature event is the 800 butterfly, his reference distance in butterfly, ahead of the 100 butterfly and 200 butterfly. Butterfly is the backbone of the whole record: 4 recorded swims.
His fastest 800 butterfly stands at 11:59.68, set in short course (25 m) at Aquacentrum Pardubice.
Those meets span 3 different venues (Aquacentrum Pardubice, Trutnov and Svitavy).
Latest competition: Svitavy, on October 25, 2025. He closes this record with 6 current event personal bests, across 6 verified official swims.