swimNathanael Ridosko
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.55 | Sectionals ✓+2.16s to Futures | 2026-01-24 | Orinda Aquatics SCY Senior Open Meetvenue |
| 100 Freestyle | SCY | 48.59 | Sectionals ✓+4.20s to Futures | 2026-04-18 | 2026 Coast Conference Championsipsvenue |
| 200 Freestyle | SCY | 1:41.02 | Sectionals ✓+3.43s to Futures | 2026-04-17 | 2026 Coast Conference Championsipsvenue |
| 500 Freestyle | SCY | 4:37.70 | Sectionals ✓+12.11s to Futures | 2026-04-16 | 2026 Coast Conference Championsipsvenue |
| 1000 Freestyle | SCY | 9:46.44 | Sectionals ✓+33.25s to Futures | 2024-12-22 | 2024 CA-NV December Sectionals At BREAvenue |
| 1650 Freestyle | SCY | 16:21.62 | Sectionals ✓+50.23s to Futures | 2024-12-19 | 2024 CA-NV December Sectionals At BREAvenue |
| 100 Backstroke | SCY | 58.44 | +2.95s to Sectionals | 2026-01-25 | Orinda Aquatics SCY Senior Open Meetvenue |
| 200 Backstroke | SCY | 2:05.54 | +4.25s to Sectionals | 2026-01-24 | Orinda Aquatics SCY Senior Open Meetvenue |
| 100 Butterfly | SCY | 55.91 | +0.72s to Sectionals | 2026-01-24 | Orinda Aquatics SCY Senior Open Meetvenue |
| 200 Butterfly | SCY | 1:57.91 | Sectionals ✓+10.02s to Futures | 2024-12-21 | 2024 CA-NV December Sectionals At BREAvenue |
| 200 Individual Medley | SCY | 2:07.87 | +3.88s to Sectionals | 2026-01-25 | Orinda Aquatics SCY Senior Open Meetvenue |
| 50 Freestyle | LCM | 24.65 | Sectionals ✓+0.86s to Futures | 2026-07-26 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 100 Freestyle | LCM | 53.45 | Sectionals ✓+1.46s to Futures | 2026-03-29 | 2026 Central Zone East Spring Speedo Sectionavenue |
| 200 Freestyle | LCM | 1:55.54 | Sectionals ✓+1.45s to Futures | 2025-03-28 | 2025 Central Zone East Spring Speedo Sectionavenue |
| 400 Freestyle | LCM | 4:03.91 | Sectionals ✓+1.72s to Futures | 2026-07-25 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 800 Freestyle | LCM | 8:39.92 | Sectionals ✓+16.83s to Futures | 2026-07-23 | 2026 PC Novato CA/NV Speedo Sectionalsvenue |
| 50 Backstroke | LCM | 30.23 | +3.54s to Futures | 2026-05-22 | 2026 Intermountain Classic Long Course Meetvenue |
| 200 Backstroke | LCM | 2:35.46 | +13.97s to Sectionals | 2026-05-24 | 2026 Intermountain Classic Long Course Meetvenue |
| 50 Butterfly | LCM | 28.01 | +2.62s to Futures | 2026-05-23 | 2026 Intermountain Classic Long Course Meetvenue |
| 100 Butterfly | LCM | 1:02.46 | Sectionals ✓+6.57s to Futures | 2026-05-24 | 2026 Intermountain Classic Long Course Meetvenue |
| 200 Butterfly | LCM | 2:12.75 | Sectionals ✓+7.66s to Futures | 2025-03-29 | 2025 Central Zone East Spring Speedo Sectionavenue |
| 400 Individual Medley | LCM | 4:56.08 | Sectionals ✓+22.99s to Futures | 2026-06-13 | PC-CDST LC C/B/BB+ 26-074venue |
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 | 21.09 | flying | 200 Free Relay (leg 3) | 2026-04-16 | 2026 Coast Conference Championsips |
| 50 Freestyle | SCY | 20.43 | flying | 200 Medley Relay (leg 4) | 2026-04-17 | 2026 Coast Conference Championsips |
| 100 Freestyle | SCY | 45.70 | flying | 400 Free Relay (leg 2) | 2026-04-18 | 2026 Coast Conference Championsips |
| 100 Freestyle | SCY | 45.71 | flying | 400 Medley Relay (leg 4) | 2026-04-16 | 2026 Coast Conference Championsips |
| 100 Butterfly | SCY | 52.40 | flying | 400 Medley Relay (leg 3) | 2024-12-20 | 2024 CA-NV December Sectionals At BREA |
| 100 Freestyle | LCM | 54.17 | flying | 400 Medley Relay (leg 4) | 2026-07-26 | 2026 PC Novato CA/NV Speedo Sectionals |
| 100 Freestyle | LCM | 54.93 | flying | 400 Free Relay (leg 2) | 2026-07-25 | 2026 PC Novato CA/NV Speedo Sectionals |
| 200 Freestyle | LCM | 1:54.86 | flying | 800 Free Relay (leg 4) | 2026-07-24 | 2026 PC Novato CA/NV Speedo Sectionals |
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
200 Freestyle SCY 1:41.02
Front half 49.15s · back half 51.87s
500 Freestyle SCY 4:37.70
Front half 134.51s · back half 143.19s
1000 Freestyle SCY 9:46.44 RT 0.69s
Front half 290.19s · back half 296.25s
1650 Freestyle SCY 16:21.62 RT 0.66s
100 Backstroke SCY 58.44
Front half 28.20s · back half 30.24s
200 Backstroke SCY 2:05.54
Front half 60.43s · back half 65.11s
100 Butterfly SCY 55.91
Front half 25.99s · back half 29.92s
200 Butterfly SCY 1:57.91 RT 0.70s
Front half 55.56s · back half 62.35s
200 Individual Medley SCY 2:07.87
Front half 59.46s · back half 68.41s
100 Freestyle LCM 53.45
Front half 25.79s · back half 27.66s
200 Freestyle LCM 1:55.54
Front half 56.06s · back half 59.48s
400 Freestyle LCM 4:03.91
Front half 122.50s · back half 121.41s
800 Freestyle LCM 8:39.92
Front half 256.69s · back half 263.23s
200 Backstroke LCM 2:35.46
Front half 77.08s · back half 78.38s
100 Butterfly LCM 1:02.46
Front half 29.84s · back half 32.62s
200 Butterfly LCM 2:12.75
Front half 61.28s · back half 71.47s
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.