Isabella Dieffenthaller
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.99 | Futures ✓+0.50s to US Open | 2025-03-15 | 2025 Florida Swimming Spring Senior Champsvenue |
| 100 Freestyle | SCY | 49.15 | Futures ✓+0.16s to US Open | 2025-03-16 | 2025 Florida Swimming Spring Senior Champsvenue |
| 200 Freestyle | SCY | 1:45.68 | US Open ✓+0.69s to Nationals | 2025-03-14 | 2025 Florida Swimming Spring Senior Champsvenue |
| 500 Freestyle | SCY | 4:57.74 | Sectionals ✓+7.75s to Futures | 2025-02-28 | 2025 Spring Area 3 Championshipsvenue |
| 50 Backstroke | SCY | 27.65 | +0.36s to Sectionals | 2025-01-24 | BLOOMIN' FAST SWIM MEETvenue |
| 100 Backstroke | SCY | 58.08 | Sectionals ✓+3.69s to Futures | 2024-03-09 | 2024 Florida Swimming Spring Senior Champsvenue |
| 50 Breaststroke | SCY | 31.34 | +0.65s to Sectionals | 2024-02-02 | 2024 TBAC Winter Meetvenue |
| 100 Breaststroke | SCY | 1:07.99 | Sectionals ✓+5.60s to Futures | 2025-01-25 | BLOOMIN' FAST SWIM MEETvenue |
| 50 Butterfly | SCY | 26.76 | +0.07s to Sectionals | 2024-11-22 | SPA - PYP NOVEMBER 2024venue |
| 100 Butterfly | SCY | 58.35 | Sectionals ✓+4.26s to Futures | 2024-11-23 | SPA - PYP NOVEMBER 2024venue |
| 200 Individual Medley | SCY | 2:02.04 | Sectionals ✓+0.95s to Futures | 2025-03-15 | 2025 Florida Swimming Spring Senior Champsvenue |
| 50 Freestyle | LCM | 26.57 | Futures ✓+0.38s to US Open | 2024-02-09 | Southern Zone South Sectional Championshipsvenue |
| 100 Freestyle | LCM | 56.40 | US Open ✓+0.51s to Nationals | 2025-06-03 | 2025 National Championshipsvenue |
| 200 Freestyle | LCM | 2:02.01 | US Open ✓+0.82s to Nationals | 2025-06-04 | 2025 National Championshipsvenue |
| 400 Freestyle | LCM | 4:31.67 | Sectionals ✓+8.08s to Futures | 2026-07-11 | 2026 NE CS LCM Senior Championshipsvenue |
| 50 Backstroke | LCM | 31.88 | +0.39s to Sectionals | 2024-05-17 | 2024 SAINT PETE'S 2nd LONG COURSE MEETvenue |
| 100 Backstroke | LCM | 1:06.93 | Sectionals ✓+2.64s to Futures | 2024-02-09 | Southern Zone South Sectional Championshipsvenue |
| 50 Breaststroke | LCM | 36.33 | +0.74s to Sectionals | 2025-05-16 | 2025 SAINT PETE'S 2nd LONG COURSE MEETvenue |
| 100 Breaststroke | LCM | 1:20.73 | +0.74s to Sectionals | 2024-05-23 | Southern Zone South Sectional Championshipsvenue |
| 50 Butterfly | LCM | 30.02 | Sectionals ✓+1.63s to Futures | 2025-05-16 | 2025 SAINT PETE'S 2nd LONG COURSE MEETvenue |
| 200 Individual Medley | LCM | 2:25.00 | Sectionals ✓+3.71s to Futures | 2025-05-18 | 2025 SAINT PETE'S 2nd LONG COURSE MEETvenue |
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.16 | flying | 200 Free Relay (leg 4) | 2025-03-14 | 2025 Florida Swimming Spring Senior Champs |
| 50 Freestyle | SCY | 22.79 | flying | 200 Medley Relay (leg 4) | 2025-03-15 | 2025 Florida Swimming Spring Senior Champs |
| 100 Freestyle | SCY | 49.19 | flying | 400 Free Relay (leg 4) | 2025-03-15 | 2025 Florida Swimming Spring Senior Champs |
| 100 Freestyle | SCY | 49.47 | flying | 400 Medley Relay (leg 4) | 2025-03-14 | 2025 Florida Swimming Spring 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.
PR splits
100 Freestyle SCY 49.15
Front half 23.69s · back half 25.46s
200 Freestyle SCY 1:45.68
Front half 51.36s · back half 54.32s
500 Freestyle SCY 4:57.74
Front half 143.97s · back half 153.77s
100 Backstroke SCY 58.08
Front half 28.22s · back half 29.86s
100 Breaststroke SCY 1:07.99
Front half 32.17s · back half 35.82s
100 Butterfly SCY 58.35
Front half 26.85s · back half 31.50s
200 Individual Medley SCY 2:02.04
Front half 59.10s · back half 62.94s
100 Freestyle LCM 56.40 RT 0.71s
Front half 27.01s · back half 29.39s
200 Freestyle LCM 2:02.01 RT 0.69s
Front half 59.42s · back half 62.59s
400 Freestyle LCM 4:31.67
Front half 132.79s · back half 138.88s
100 Breaststroke LCM 1:20.73 RT 0.70s
Front half 38.24s · back half 42.49s
200 Individual Medley LCM 2:25.00
Front half 69.07s · back half 75.93s
Reaction time
From electronically-timed starts only (~2% of corpus swims carry a reaction time). PRs with a recorded reaction show an RT chip in the splits section above.
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.