Oliver Kosmoski
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.69 | BB+2.10s to A | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 100 Freestyle | SCY | 1:01.67 | B+1.28s to BB | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 200 Freestyle | SCY | 2:15.28 | B+2.89s to BB | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 50 Backstroke | SCY | 35.74 | +2.05s to B | 2024-12-07 | 2024 WI Dale Schrank Memorial Meet venue |
| 100 Backstroke | SCY | 1:05.14 | BB+3.95s to A | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 200 Backstroke | SCY | 2:25.00 | B+0.91s to BB | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 50 Breaststroke | SCY | 43.97 | +5.38s to B | 2024-05-11 | Express May 11, 2024 Open Meet venue |
| 100 Breaststroke | SCY | 1:20.94 | +0.35s to B | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 50 Butterfly | SCY | 37.86 | +4.67s to B | 2024-12-07 | 2024 WI Dale Schrank Memorial Meet venue |
| 100 Butterfly | SCY | 1:41.28 | +30.79s to B | 2024-01-20 | 2024 MMSC Winter Invite slow pool |
| 100 Individual Medley | SCY | 1:20.83 | 2024-11-01 | 2024 MAC A3 Performance November Invitational | |
| 200 Individual Medley | SCY | 2:32.35 | B+5.66s to BB | 2026-01-01 | Hosted By: Lake Country Phoenix Swim Team |
| 50 Freestyle | LCM | 32.34 | B+0.55s to BB | 2026-06-27 | 2026 FAST Independence Invitational venue |
| 100 Freestyle | LCM | 1:10.29 | B+0.50s to BB | 2026-06-25 | 2026 FAST Independence Invitational |
| 200 Freestyle | LCM | 2:35.82 | B+3.53s to BB | 2026-06-26 | 2026 FAST Independence Invitational venue |
| 50 Backstroke | LCM | 34.03 | BB+0.14s to A | 2026-06-25 | 2026 FAST Independence Invitational venue |
| 100 Backstroke | LCM | 1:13.04 | BB+1.35s to A | 2026-06-25 | 2026 FAST Independence Invitational |
| 200 Backstroke | LCM | 2:44.09 | BB+8.10s to A | 2026-06-28 | 2026 FAST Independence Invitational venue |
| 50 Breaststroke | LCM | 43.06 | B+2.07s to BB | 2026-06-25 | 2026 FAST Independence Invitational venue |
| 100 Breaststroke | LCM | 1:33.85 | B+6.56s to BB | 2026-05-16 | 2026 WI SWAT LC May-Hem |
| 50 Butterfly | LCM | 35.09 | B+0.50s to BB | 2026-06-25 | 2026 FAST Independence Invitational venue |
| 200 Individual Medley | LCM | 2:51.76 | B+1.87s to BB | 2026-06-27 | 2026 FAST Independence Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Pool tags are a venue speed heuristic (median deviation of all swims there vs each swimmer's typical time) — see the venue page for the method.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 27.07 | flying | 200 Free Relay (leg 2) | 2025-01-25 | 2025 Speedo Sprint Cup Challenge |
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 13-14 · LCM
1081 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK LCM | 2:44.09 | 572 |
| 200 IM LCM | 2:51.76 | 509 |
| 400 FR LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · SCY
2073 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:15.28 | 493 |
| 100 BK SCY | 1:05.14 | 553 |
| 100 BR SCY | 1:20.94 | 415 |
| 100 FL SCY | 1:41.28 | 142 |
| 200 IM SCY | 2:32.35 | 470 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:01.67
Front half 29.72s · back half 31.95s
200 Freestyle SCY 2:15.28
Front half 67.92s · back half 67.36s
100 Backstroke SCY 1:05.14
Front half 31.65s · back half 33.49s
200 Backstroke SCY 2:25.00
Front half 71.55s · back half 73.45s
100 Breaststroke SCY 1:20.94
Front half 38.54s · back half 42.40s
100 Butterfly SCY 1:41.28
Front half 47.32s · back half 53.96s
100 Individual Medley SCY 1:20.83
Front half 37.85s · back half 42.98s
200 Individual Medley SCY 2:32.35
Front half 73.69s · back half 78.66s
200 Freestyle LCM 2:35.82
Front half 74.50s · back half 81.32s
200 Backstroke LCM 2:44.09
Front half 80.46s · back half 83.63s
100 Breaststroke LCM 1:33.85 split/total mismatch
Front half 45.61s · back half 48.24s
200 Individual Medley LCM 2:51.76
Front half 81.74s · back half 90.02s
Progression
Faster times are higher. One card per event, all courses & history.