Swimmer profile
Cornelius Jahn
MaleOpen / SeniorOhio State UniversityOH · CENTRAL
SeasonUSA Swimming season runs Sept – Aug
Event
2024–25
2025–26
50 Free LCM
23.89
—
100 Free LCM
—
50.05
200 Free LCM
1:50.14
1:50.04
▲ 0.10
50 Back LCM
25.60
25.63
▼ 0.03
100 Back LCM
54.30
54.25
▲ 0.05
200 Back LCM
1:58.77
1:57.74
▲ 1.03
Improvement<0.5s0.5–2s2–5s5s+Slower
📊 All Attempts by Event
Chronological history of every recorded swim. Click an event to expand its attempt list.