Chase Collum
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.54 | A+0.85s to AA | 2025-12-05 | ATOM Winter Invite 2025 venue |
| 100 Freestyle | SCY | 53.45 | A+1.46s to AA | 2025-12-07 | ATOM Winter Invite 2025 venue |
| 500 Freestyle | SCY | 5:12.91 | A+3.82s to AA | 2025-12-05 | ATOM Winter Invite 2025 venue |
| 1650 Freestyle | SCY | 18:19.35 | A+25.16s to AA | 2025-12-07 | ATOM Winter Invite 2025 venue |
| 100 Backstroke | SCY | 1:02.32 | BB+2.73s to A | 2025-12-06 | ATOM Winter Invite 2025 venue |
| 200 Backstroke | SCY | 2:08.62 | A+3.93s to AA | 2026-03-26 | ISCA INTERNATIONAL SENIOR CUP venue |
| 50 Breaststroke | SCY | 30.17 | AA+0.68s to AAA | 2026-03-26 | ISCA INTERNATIONAL SENIOR CUP venue |
| 200 Breaststroke | SCY | 2:17.10 | AA+2.31s to AAA | 2026-03-28 | ISCA INTERNATIONAL SENIOR CUP venue |
| 100 Butterfly | SCY | 59.12 | BB+0.23s to A | 2026-03-27 | ISCA INTERNATIONAL SENIOR CUP venue |
| 200 Butterfly | SCY | 2:09.30 | A+2.81s to AA | 2026-03-28 | ISCA INTERNATIONAL SENIOR CUP venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.92 | flying | 200 Free Relay (leg 3) | 2026-03-28 | ISCA INTERNATIONAL SENIOR CUP |
| 100 Freestyle | SCY | 53.49 | flying | 400 Free Relay (leg 3) | 2025-12-07 | ATOM Winter Invite 2025 |
| 100 Butterfly | SCY | 59.90 | flying | 400 Medley Relay (leg 3) | 2025-12-06 | ATOM Winter Invite 2025 |
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
2750 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:12.91 | 688 |
| 200 BK SCY | 2:08.62 | 637 |
| 200 BR SCY | 2:17.10 | 763 |
| 200 FL SCY | 2:09.30 | 662 |
| 200 IM SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
1157 points (2/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:02.32 | 538 |
| 100 FL SCY | 59.12 | 619 |
| 200 FR SCY | — | 0 |
| 100 BR SCY | — | 0 |
| 200 IM 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 53.45
Front half 25.92s · back half 27.53s
500 Freestyle SCY 5:12.91
Front half 154.08s · back half 158.83s
1650 Freestyle SCY 18:19.35
100 Backstroke SCY 1:02.32
Front half 30.76s · back half 31.56s
200 Backstroke SCY 2:08.62
Front half 63.34s · back half 65.28s
200 Breaststroke SCY 2:17.10
Front half 65.96s · back half 71.14s
100 Butterfly SCY 59.12
Front half 27.61s · back half 31.51s
200 Butterfly SCY 2:09.30
Front half 62.26s · back half 67.04s
Progression
Faster times are higher. One card per event, all courses & history.