swimChase Matheson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.50 | AA+0.11s to AAA | 2025-12-12 | 2025 CA SCS/SCAT WAG venue |
| 100 Freestyle | SCY | 48.16 | AAA+1.37s to AAAA | 2025-11-09 | 2025 Legends of Coaching Series_Peter Daland venue |
| 200 Freestyle | SCY | 1:44.07 | AAA+1.88s to AAAA | 2024-12-20 | 2024 CA-NV December Sectionals At BREA venue |
| 500 Freestyle | SCY | 4:37.11 | AAAA | 2024-11-08 | 2024 Legends of Coaching Series-Kevin Perry venue |
| 1000 Freestyle | SCY | 9:42.93 | AAA+4.04s to AAAA | 2024-02-16 | 2024 President's Day Senior Classic Meet venue |
| 100 Breaststroke | SCY | 1:08.48 | BB+2.49s to A | 2024-02-17 | 2024 President's Day Senior Classic Meet venue |
| 200 Breaststroke | SCY | 2:33.88 | BB+10.69s to A | 2024-02-19 | 2024 President's Day Senior Classic Meet venue |
| 50 Butterfly | SCY | 24.67 | AAA+0.88s to AAAA | 2025-01-18 | -PRELIMS 2025 Road to LA28 venue |
| 100 Butterfly | SCY | 52.11 | AAA+1.62s to AAAA | 2024-12-20 | 2024 CA-NV December Sectionals At BREA venue |
| 200 Butterfly | SCY | 1:52.41 | AAAA | 2024-12-21 | 2024 CA-NV December Sectionals At BREA venue |
| 200 Individual Medley | SCY | 2:06.01 | A+1.72s to AA | 2024-02-17 | 2024 President's Day Senior Classic Meet venue |
| 400 Individual Medley | SCY | 4:28.90 | A+2.81s to AA | 2024-02-18 | 2024 President's Day Senior Classic Meet venue |
| 50 Freestyle | LCM | 30.46 | BB+2.17s to A | 2021-08-07 | 2021 Western Zone Age Group Championships venue |
| 100 Freestyle | LCM | 55.21 | AAA+1.32s to AAAA | 2025-05-25 | 2025 CA 29th NOVA-Speedo Grand Challenge venue |
| 200 Freestyle | LCM | 1:58.98 | AAA+0.99s to AAAA | 2025-04-12 | 2025 CA MVN Fran Crippen SMOC venue |
| 400 Freestyle | LCM | 4:14.41 | AAA+2.72s to AAAA | 2024-07-27 | 2024 CA SCS/RAA Summer A/G Champs venue |
| 800 Freestyle | LCM | 8:53.08 | AAA+11.39s to AAAA | 2024-07-28 | 2024 CA SCS/RAA Summer A/G Champs venue |
| 100 Backstroke | LCM | 1:26.39 | +6.90s to B | 2021-08-04 | 2021 Western Zone Age Group Championships venue |
| 50 Butterfly | LCM | 27.07 | AAA+0.18s to AAAA | 2025-07-24 | USA Swimming Futures Sacramento 2025 venue |
| 100 Butterfly | LCM | 59.07 | AAA+1.28s to AAAA | 2025-07-12 | 2025 LAI Entries venue |
| 200 Butterfly | LCM | 2:09.89 | AAA+0.70s to AAAA | 2025-04-11 | 2025 CA MVN Fran Crippen SMOC venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 16.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.26 | flying | 200 Free Relay (leg 2) | 2025-10-11 | 2025 OC Race Series #2 SCY Closed Invite |
| 100 Freestyle | SCY | 51.04 | flying | 400 Free Relay (leg 2) | 2025-10-12 | 2025 OC Race Series #2 SCY Closed Invite |
| 50 Butterfly | SCY | 25.05 | flying | 200 Medley Relay (leg 3) | 2025-10-12 | 2025 OC Race Series #2 SCY Closed Invite |
| 100 Butterfly | SCY | 53.68 | flying | 400 Medley Relay (leg 3) | 2025-10-11 | 2025 OC Race Series #2 SCY Closed Invite |
| 50 Freestyle | LCM | 25.95 | flying | 200 Free Relay (leg 2) | 2024-07-26 | 2024 CA SCS/RAA Summer A/G Champs |
| 100 Freestyle | LCM | 57.47 | flying | 400 Free Relay (leg 3) | 2024-07-28 | 2024 CA SCS/RAA Summer A/G Champs |
| 100 Freestyle | LCM | 56.58 | flying | 400 Medley Relay (leg 4) | 2024-07-27 | 2024 CA SCS/RAA Summer A/G Champs |
| 200 Freestyle | LCM | 2:02.12 | flying | 800 Free Relay (leg 4) | 2024-07-25 | 2024 CA SCS/RAA Summer A/G Champs |
| 50 Butterfly | LCM | 27.84 | flying | 200 Medley Relay (leg 3) | 2024-07-26 | 2024 CA SCS/RAA Summer A/G 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.
IMX / IMR
IMX 15-16 · SCY
3986 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:37.11 | 991 |
| 200 BR SCY | 2:33.88 | 539 |
| 200 FL SCY | 1:52.41 | 1007 |
| 200 IM SCY | 2:06.01 | 724 |
| 400 IM SCY | 4:28.90 | 725 |
| 200 BK SCY | — | 0 |
IMR 15-16 · SCY
3166 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:44.07 | 941 |
| 100 BR SCY | 1:08.48 | 597 |
| 100 FL SCY | 52.11 | 904 |
| 200 IM SCY | 2:06.01 | 724 |
| 100 BK 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 48.16
Front half 23.12s · back half 25.04s
200 Freestyle SCY 1:44.07 RT 0.68s
Front half 49.89s · back half 54.18s
500 Freestyle SCY 4:37.11
Front half 135.49s · back half 141.62s
1000 Freestyle SCY 9:42.93
100 Breaststroke SCY 1:08.48
Front half 32.52s · back half 35.96s
200 Breaststroke SCY 2:33.88
Front half 72.87s · back half 81.01s
100 Butterfly SCY 52.11 RT 0.68s
Front half 24.54s · back half 27.57s
200 Butterfly SCY 1:52.41 RT 0.70s
Front half 53.85s · back half 58.56s
200 Individual Medley SCY 2:06.01
Front half 59.91s · back half 66.10s
400 Individual Medley SCY 4:28.90
Front half 130.36s · back half 138.54s
100 Freestyle LCM 55.21
Front half 26.78s · back half 28.43s
200 Freestyle LCM 1:58.98
Front half 58.15s · back half 60.83s
400 Freestyle LCM 4:14.41
Front half 124.03s · back half 130.38s
800 Freestyle LCM 8:53.08
Front half 263.15s · back half 269.93s
100 Backstroke LCM 1:26.39
Front half 41.72s · back half 44.67s
200 Butterfly LCM 2:09.89
Front half 62.23s · back half 67.66s
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.
Progression
Faster times are higher. One card per event, all courses & history.