swimMack Peterson IV
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.34 | +5.75s to Sectionals | 2024-05-18 | 2024 USSC Spring Into Summervenue |
| 100 Freestyle | SCY | 1:04.75 | +15.76s to Sectionals | 2024-05-18 | 2024 USSC Spring Into Summervenue |
| 200 Freestyle | SCY | 2:26.58 | +39.09s to Sectionals | 2024-10-19 | 2024 Grab Bag Classicvenue |
| 50 Backstroke | SCY | 34.47 | +9.98s to Sectionals | 2024-12-12 | USSC Holiday Intersquadvenue |
| 100 Backstroke | SCY | 1:11.65 | +15.56s to Sectionals | 2024-11-09 | 2024 Fall Fiestavenue |
| 50 Breaststroke | SCY | 39.07 | +11.88s to Sectionals | 2024-05-18 | 2024 USSC Spring Into Summervenue |
| 100 Breaststroke | SCY | 1:24.74 | +21.15s to Sectionals | 2024-06-01 | Stoney Summer Spectacularvenue |
| 100 Individual Medley | SCY | 1:13.60 | 2025-02-23 | SLA Senior Cupvenue | |
| 200 Individual Medley | SCY | 2:46.80 | +45.81s to Sectionals | 2024-11-09 | 2024 Fall Fiestavenue |
| 50 Freestyle | LCM | 33.02 | +7.03s to Sectionals | 2024-06-29 | 2024 PCC June Invitevenue |
| 50 Backstroke | LCM | 38.12 | +9.43s to Sectionals | 2024-06-29 | 2024 PCC June Invitevenue |
| 100 Breaststroke | LCM | 1:40.22 | +27.43s to Sectionals | 2024-06-29 | 2024 PCC June Invitevenue |
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 | 27.06 | flying | 200 Medley Relay (leg 4) | 2026-02-06 | 2026 Boys Macomb County Championship/Invite |
| 50 Freestyle | SCY | 27.53 | flying | 200 Free Relay (leg 2) | 2026-02-06 | 2026 Boys Macomb County Championship/Invite |
| 100 Freestyle | SCY | 1:05.95 | flying | 400 Free Relay (leg 3) | 2026-02-06 | 2026 Boys Macomb County Championship/Invite |
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 2:26.58
Front half 67.03s · back half 79.55s
100 Individual Medley SCY 1:13.60
Front half 33.55s · back half 40.05s
100 Breaststroke LCM 1:40.22
Front half 45.76s · back half 54.46s
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.