Nathan Butler
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.61 | AAA+0.92s to AAAA·Sectionals ✓+0.32s to Futures | 2025-03-13 | Region VIII Speedo Spring Sectionalsvenue |
| 100 Freestyle | SCY | 48.43 | AA+0.74s to AAA·Sectionals ✓+2.04s to Futures | 2025-03-16 | Region VIII Speedo Spring Sectionalsvenue |
| 500 Freestyle | SCY | 4:50.92 | AA+4.23s to AAA·Sectionals ✓+13.83s to Futures | 2023-03-11 | 2023 Region VIII Speedo Spring Sectionalsvenue |
| 50 Backstroke | SCY | 35.44 | +4.55s to B·+11.75s to Futures | 2017-12-03 | 2017 CO CSI Pioneer Openvenue |
| 100 Backstroke | SCY | 52.77 | AA+1.18s to AAA·Sectionals ✓+1.28s to Futures | 2025-03-15 | Region VIII Speedo Spring Sectionalsvenue |
| 50 Butterfly | SCY | 22.25 | AAAA·Futures ✓+0.26s to Jr Nationals | 2025-03-13 | Region VIII Speedo Spring Sectionalsvenue |
| 100 Butterfly | SCY | 50.08 | AAA+0.89s to AAAA·Futures ✓+1.39s to Winter JNs | 2025-03-14 | Region VIII Speedo Spring Sectionalsvenue |
| 200 Butterfly | SCY | 1:51.73 | AAA+1.04s to AAAA·Futures ✓+2.64s to Winter JNs | 2025-03-15 | Region VIII Speedo Spring Sectionalsvenue |
| 100 Individual Medley | SCY | 1:17.74 | 2017-12-02 | 2017 CO CSI Pioneer Openvenue | |
| 200 Individual Medley | SCY | 2:49.20 | +21.31s to B·+45.21s to Sectionals | 2017-12-03 | 2017 CO CSI Pioneer Openvenue |
| 50 Freestyle | LCM | 25.66 | AA+0.57s to AAA·Sectionals ✓+1.07s to Futures | 2024-07-10 | Region VIII Speedo Summer Sectionalsvenue |
| 100 Freestyle | LCM | 54.95 | AAA+2.26s to AAAA·Sectionals ✓+1.36s to Futures | 2025-07-24 | 2025 TYR FUTURES MADISONvenue |
| 200 Freestyle | LCM | 2:04.15 | AA+3.46s to AAA·Sectionals ✓+6.36s to Futures | 2023-07-28 | 2023 MV LCM Championshipsvenue |
| 400 Freestyle | LCM | 4:32.09 | A+3.10s to AA·Sectionals ✓+22.10s to Futures | 2023-07-29 | 2023 MV LCM Championshipsvenue |
| 800 Freestyle | LCM | 9:11.30 | AA+12.51s to AAA·Sectionals ✓+30.61s to Futures | 2023-07-27 | 2023 MV LCM Championshipsvenue |
| 50 Butterfly | LCM | 26.11 | AAA+0.02s to AAAA·Futures ✓+0.72s to Jr Nationals | 2025-07-24 | 2025 TYR FUTURES MADISONvenue |
| 100 Butterfly | LCM | 56.74 | AAA+0.45s to AAAA·Futures ✓+0.25s to Winter JNs | 2025-07-25 | 2025 TYR FUTURES MADISONvenue |
| 200 Butterfly | LCM | 2:07.33 | AAA+1.44s to AAAA·Futures ✓+0.94s to Winter JNs | 2025-07-23 | 2025 TYR FUTURES MADISONvenue |
| 200 Individual Medley | LCM | 2:18.27 | AA+2.58s to AAA·Sectionals ✓+5.48s to Futures | 2024-06-21 | 2024 MN AQJT Aquajets Summer Spectacularvenue |
| 400 Individual Medley | LCM | 4:54.04 | AA+2.55s to AAA·Sectionals ✓+11.65s to Futures | 2024-07-11 | Region VIII Speedo Summer Sectionalsvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 | 21.42 | flying | 200 Free Relay (leg 2) | 2025-03-14 | Region VIII Speedo Spring Sectionals |
| 100 Freestyle | SCY | 47.10 | flat | 400 Free Relay | 2025-03-15 | Region VIII Speedo Spring Sectionals |
| 100 Freestyle | SCY | 49.34 | flying | 400 Free Relay (leg 3) | 2023-03-10 | 2023 Region VIII Speedo Spring Sectionals |
| 200 Freestyle | SCY | 1:45.28 | flat | 800 Free Relay | 2025-03-13 | Region VIII Speedo Spring Sectionals |
| 50 Butterfly | SCY | 22.23 | flying | 200 Medley Relay (leg 3) | 2025-03-14 | Region VIII Speedo Spring Sectionals |
| 100 Butterfly | SCY | 50.39 | flying | 400 Medley Relay (leg 3) | 2025-03-16 | Region VIII Speedo Spring Sectionals |
| 50 Freestyle | LCM | 24.34 | flying | 200 Free Relay (leg 2) | 2024-07-11 | Region VIII Speedo Summer Sectionals |
| 50 Freestyle | LCM | 24.59 | flying | 200 Medley Relay (leg 4) | 2024-07-11 | Region VIII Speedo Summer Sectionals |
| 100 Freestyle | LCM | 54.64 | flat | 400 Free Relay | 2025-07-25 | 2025 TYR FUTURES MADISON |
| 100 Freestyle | LCM | 54.25 | flying | 400 Free Relay (leg 4) | 2024-07-12 | Region VIII Speedo Summer Sectionals |
| 200 Freestyle | LCM | 2:03.47 | flying | 800 Free Relay (leg 4) | 2023-07-27 | 2023 MV LCM Championships |
| 50 Butterfly | LCM | 25.86 | flying | 200 Medley Relay (leg 3) | 2024-03-15 | Region VIII Speedo Spring 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.
IMX / IMR
IMX 17-18 · LCM
3316 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:32.09 | 729 |
| 200 FL LCM | 2:07.33 | 952 |
| 200 IM LCM | 2:18.27 | 811 |
| 400 IM LCM | 4:54.04 | 824 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
IMR 17-18 · LCM
2559 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:04.15 | 788 |
| 100 FL LCM | 56.74 | 960 |
| 200 IM LCM | 2:18.27 | 811 |
| 100 BK LCM | — | 0 |
| 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 SCY 48.43 RT 0.74s
Front half 23.05s · back half 25.38s
500 Freestyle SCY 4:50.92 RT 0.77s
Front half 142.35s · back half 148.57s
100 Backstroke SCY 52.77
Front half 25.37s · back half 27.40s
100 Butterfly SCY 50.08
Front half 23.10s · back half 26.98s
200 Butterfly SCY 1:51.73 RT 0.73s
Front half 52.73s · back half 59.00s
100 Individual Medley SCY 1:17.74
Front half 34.37s · back half 43.37s
200 Individual Medley SCY 2:49.20
Front half 78.44s · back half 90.76s
100 Freestyle LCM 54.95
Front half 26.36s · back half 28.59s
200 Freestyle LCM 2:04.15
Front half 60.35s · back half 63.80s
400 Freestyle LCM 4:32.09
Front half 133.36s · back half 138.73s
800 Freestyle LCM 9:11.30
Front half 271.34s · back half 279.96s
100 Butterfly LCM 56.74
Front half 26.65s · back half 30.09s
200 Butterfly LCM 2:07.33
Front half 59.78s · back half 67.55s
200 Individual Medley LCM 2:18.27
Front half 64.05s · back half 74.22s
400 Individual Medley LCM 4:54.04 RT 0.76s
Front half 139.58s · back half 154.46s
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.