swimAlistair Guth
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.00 | AAA+0.31s to AAAA·Futures ✓+0.51s to Winter JNs | 2026-03-07 | 2026 SC Illinois Senior Championships - copivenue |
| 100 Freestyle | SCY | 45.79 | AAA+0.30s to AAAA·Futures ✓+0.90s to Winter JNs | 2026-03-08 | 2026 SC Illinois Senior Championships - copivenue |
| 200 Freestyle | SCY | 1:39.63 | AAAA·Futures ✓+1.24s to Winter JNs | 2025-12-12 | 2025 West Speedo Winter Juniorsvenue |
| 500 Freestyle | SCY | 4:43.34 | AAA+9.75s to AAAA·Sectionals ✓+6.25s to Futures | 2024-11-23 | 2024 Speedo Grand Chalengevenue |
| 50 Backstroke | SCY | 24.11 | AAA+0.92s to AAAA·Sectionals ✓+0.42s to Futures | 2025-03-07 | 2025 SC Illinois Senior Championshipsvenue |
| 100 Backstroke | SCY | 52.19 | AA+0.60s to AAA·Sectionals ✓+0.70s to Futures | 2025-03-08 | 2025 SC Illinois Senior Championshipsvenue |
| 200 Backstroke | SCY | 1:55.37 | AA+1.88s to AAA·Sectionals ✓+2.58s to Futures | 2024-11-23 | 2024 Speedo Grand Chalengevenue |
| 50 Butterfly | SCY | 23.06 | AAAA·Sectionals ✓+0.17s to Futures | 2026-03-07 | 2026 SC Illinois Senior Championships - copivenue |
| 100 Butterfly | SCY | 50.50 | AAA+1.31s to AAAA·Futures ✓+1.81s to Winter JNs | 2026-03-06 | 2026 SC Illinois Senior Championships - copivenue |
| 200 Individual Medley | SCY | 1:55.95 | AAA+5.06s to AAAA·Sectionals ✓+2.06s to Futures | 2025-03-08 | 2025 SC Illinois Senior Championshipsvenue |
| 50 Freestyle | LCM | 24.43 | AAA+0.44s to AAAA·Futures ✓+0.34s to Winter JNs | 2026-06-12 | 2026 MN AQJT Aquajets Summer Spectacularvenue |
| 100 Freestyle | LCM | 52.87 | AAA+0.18s to AAAA·Futures ✓+0.28s to Winter JNs | 2025-06-29 | 2025 MN AQJT Aquajets Summer Spectacularvenue |
| 200 Freestyle | LCM | 1:55.55 | AAA+0.36s to AAAA·Futures ✓+0.26s to Winter JNs | 2025-06-28 | 2025 MN AQJT Aquajets Summer Spectacularvenue |
| 400 Freestyle | LCM | 4:11.58 | AAA+5.99s to AAAA·Sectionals ✓+1.59s to Futures | 2025-06-27 | 2025 MN AQJT Aquajets Summer Spectacularvenue |
| 50 Backstroke | LCM | 28.49 | AAA+0.50s to AAAA·Sectionals ✓+0.60s to Futures | 2026-07-09 | 2024 Speedo Grand Chalenge |
| 100 Backstroke | LCM | 1:02.21 | AA+0.82s to AAA·Sectionals ✓+1.62s to Futures | 2024-06-23 | 2024 MN AQJT Aquajets Summer Spectacularvenue |
| 200 Backstroke | LCM | 2:15.24 | AA+1.45s to AAA·Sectionals ✓+3.35s to Futures | 2024-06-22 | 2024 MN AQJT Aquajets Summer Spectacularvenue |
| 50 Butterfly | LCM | 26.12 | AAA+0.03s to AAAA·Futures ✓+0.73s to Jr Nationals | 2026-06-14 | 2026 MN AQJT Aquajets Summer Spectacularvenue |
| 100 Butterfly | LCM | 57.54 | AAA+1.25s to AAAA·Futures ✓+1.05s to Winter JNs | 2026-06-13 | 2026 MN AQJT Aquajets Summer Spectacularvenue |
| 200 Individual Medley | LCM | 2:16.23 | AA+0.54s to AAA·Sectionals ✓+3.44s to Futures | 2026-01-01 | LFSC SwimFest, Presented by The Lake Forest Swim Club, 4-5/Ju, S#: WI2024-504S |
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 | 21.00 | flying | 200 Medley Relay (leg 4) | 2024-11-23 | 2024 Speedo Grand Chalenge |
| 50 Freestyle | SCY | 20.78 | flying | 200 Free Relay (leg 4) | 2026-03-07 | 2026 SC Illinois Senior Championships - copi |
| 100 Freestyle | SCY | 46.14 | flat | 400 Free Relay | 2026-03-08 | 2026 SC Illinois Senior Championships - copi |
| 100 Freestyle | SCY | 45.18 | flying | 400 Medley Relay (leg 4) | 2026-03-07 | 2026 SC Illinois Senior Championships - copi |
| 100 Freestyle | SCY | 45.88 | flying | 400 Free Relay (leg 3) | 2025-03-09 | 2025 SC Illinois Senior Championships |
| 200 Freestyle | SCY | 1:41.12 | flat | 800 Free Relay | 2025-03-07 | 2025 SC Illinois Senior Championships |
| 200 Freestyle | SCY | 1:40.47 | flying | 800 Free Relay (leg 2) | 2025-12-10 | 2025 West Speedo Winter Juniors |
| 100 Freestyle | LCM | 54.55 | flying | 400 Free Relay (leg 2) | 2024-03-08 | 2024 USA Swimming Speedo Championship Series |
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
2595 points (3/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:11.58 | 922 |
| 200 BK LCM | 2:15.24 | 825 |
| 200 IM LCM | 2:16.23 | 848 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 17-18 · SCY
3623 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:39.63 | 1016 |
| 100 BK SCY | 52.19 | 822 |
| 100 FL SCY | 50.50 | 918 |
| 200 IM SCY | 1:55.95 | 867 |
| 100 BR 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 45.79
Front half 22.02s · back half 23.77s
200 Freestyle SCY 1:39.63
Front half 48.13s · back half 51.50s
500 Freestyle SCY 4:43.34 RT 0.53s
Front half 139.01s · back half 144.33s
100 Backstroke SCY 52.19
Front half 25.27s · back half 26.92s
200 Backstroke SCY 1:55.37 RT 0.58s
Front half 55.62s · back half 59.75s
100 Butterfly SCY 50.50
Front half 23.71s · back half 26.79s
200 Individual Medley SCY 1:55.95
Front half 53.96s · back half 61.99s
100 Freestyle LCM 52.87
Front half 25.17s · back half 27.70s
200 Freestyle LCM 1:55.55
Front half 55.76s · back half 59.79s
400 Freestyle LCM 4:11.58
Front half 124.65s · back half 126.93s
100 Backstroke LCM 1:02.21
Front half 30.25s · back half 31.96s
200 Backstroke LCM 2:15.24
Front half 66.00s · back half 69.24s
100 Butterfly LCM 57.54
Front half 27.11s · back half 30.43s
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.