swimJohn Larson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.79 | AA+0.70s to AAA | 2026-03-07 | 2026 OH Tim Myers SC Senior Champs fast pool |
| 100 Freestyle | SCY | 50.83 | A+0.44s to AA | 2025-03-02 | 2025 OH Tim Myers Memorial SC Senior Champs venue |
| 100 Backstroke | SCY | 1:02.23 | B+0.14s to BB | 2025-03-01 | 2025 OH Tim Myers Memorial SC Senior Champs venue |
| 100 Breaststroke | SCY | 1:16.32 | +0.83s to B | 2024-11-08 | 2024 Kentucky Aquatics Autumn Classic |
| 50 Butterfly | SCY | 24.43 | AAA+1.04s to AAAA | 2026-03-08 | 2026 OH Tim Myers SC Senior Champs fast pool |
| 100 Butterfly | SCY | 1:01.74 | B+0.35s to BB | 2024-11-08 | 2024 Kentucky Aquatics Autumn Classic |
| 200 Butterfly | SCY | 1:59.65 | AA+2.76s to AAA | 2025-02-27 | 2025 OH Tim Myers Memorial SC Senior Champs |
| 50 Freestyle | LCM | 26.22 | AA+0.73s to AAA | 2025-07-26 | 2025 OH LSC LC Senior Champs venue |
| 100 Freestyle | LCM | 57.04 | AA+1.45s to AAA | 2026-03-29 | 2026 Central Zone East Spring Speedo Sectiona venue |
| 100 Backstroke | LCM | 1:11.00 | BB+3.51s to A | 2025-07-26 | 2025 OH LSC LC Senior Champs venue |
| 50 Butterfly | LCM | 27.24 | AAA+0.85s to AAAA | 2026-03-26 | 2026 Central Zone East Spring Speedo Sectiona venue |
| 100 Butterfly | LCM | 59.89 | AA+0.20s to AAA | 2026-03-27 | 2026 Central Zone East Spring Speedo Sectiona venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 100 Freestyle | SCY | 48.63 | flying | 400 Free Relay (leg 2) | 2026-03-07 | 2026 OH Tim Myers SC Senior Champs |
| 50 Butterfly | SCY | 24.14 | flying | 200 Medley Relay (leg 3) | 2026-03-08 | 2026 OH Tim Myers SC Senior Champs |
| 50 Freestyle | LCM | 25.21 | flying | 200 Free Relay (leg 2) | 2026-03-26 | 2026 Central Zone East Spring Speedo Sectiona |
| 100 Freestyle | LCM | 56.47 | flying | 400 Free Relay (leg 2) | 2026-03-27 | 2026 Central Zone East Spring Speedo Sectiona |
Reconstructed from relay split marks. Flat = lead-off (comparable to individual times); flying starts run ~0.5–0.7s fast and are not PRs.
IMX / IMR
IMX 17-18 · SCY
772 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FL SCY | 1:59.65 | 772 |
| 500 FR SCY | — | 0 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
1380 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:02.23 | 484 |
| 100 BR SCY | 1:16.32 | 394 |
| 100 FL SCY | 1:01.74 | 502 |
| 200 FR SCY | — | 0 |
| 200 IM SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 50.83
Front half 24.61s · back half 26.22s
100 Backstroke SCY 1:02.23
Front half 30.29s · back half 31.94s
100 Freestyle LCM 57.04
Front half 27.90s · back half 29.14s
100 Backstroke LCM 1:11.00
Front half 34.44s · back half 36.56s
100 Butterfly LCM 59.89
Front half 28.25s · back half 31.64s
Progression
Faster times are higher. One card per event, all courses & history.