Mckenna Johnson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 27.89 | AAA+0.80s to AAAA | 2022-05-14 | Kentucky Aquatics Derby Classic Meet 2022 |
| 100 Freestyle | LCM | 1:02.27 | AA+0.78s to AAA | 2023-07-13 | 2023 OH CZ East Speedo Sectionals fast pool |
| 200 Freestyle | LCM | 2:16.52 | AA+3.43s to AAA | 2025-07-25 | 2025 OH LSC LC Senior Champs venue |
| 100 Backstroke | LCM | 1:14.45 | A+2.96s to AA | 2025-07-26 | 2025 OH LSC LC Senior Champs venue |
| 50 Butterfly | LCM | 30.56 | AAA+1.37s to AAAA | 2025-07-27 | 2025 OH LSC LC Senior Champs venue |
| 100 Butterfly | LCM | 1:08.61 | AA+2.32s to AAA | 2023-07-15 | 2023 OH CZ East Speedo Sectionals fast pool |
| 200 Individual Medley | LCM | 3:02.39 | B+5.20s to BB | 2019-06-06 | 91st Ohio Valley Championships 2019 |
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 29.15 | flat | 200 Free Relay | 2023-07-16 | 2023 OH CZ East Speedo Sectionals |
| 50 Freestyle | LCM | 28.83 | flying | 200 Medley Relay (leg 4) | 2024-07-26 | 2024 OH LSC LC Senior Champs |
| 100 Freestyle | LCM | 1:01.59 | flat | 400 Free Relay | 2023-07-14 | 2023 OH CZ East Speedo Sectionals |
| 50 Butterfly | LCM | 31.22 | flying | 200 Medley Relay (leg 3) | 2024-07-26 | 2024 OH LSC LC Senior Champs |
| 100 Butterfly | LCM | 1:09.50 | flying | 400 Medley Relay (leg 3) | 2025-07-25 | 2025 OH LSC LC Senior Champs |
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 · LCM
471 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 IM LCM | 3:02.39 | 471 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · LCM
2664 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:16.52 | 782 |
| 100 BK LCM | 1:14.45 | 649 |
| 100 FL LCM | 1:08.61 | 762 |
| 200 IM LCM | 3:02.39 | 471 |
| 100 BR LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle LCM 1:02.27
Front half 29.73s · back half 32.54s
200 Freestyle LCM 2:16.52
Front half 66.48s · back half 70.04s
100 Backstroke LCM 1:14.45
Front half 35.19s · back half 39.26s
100 Butterfly LCM 1:08.61
Front half 31.94s · back half 36.67s
Progression
Faster times are higher. One card per event, all courses & history.