swimIvar Kostowicz Kostowicz
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 23.99 | AAA+0.70s to AAAA | 2025-12-12 | 35th Annual Winter Championships venue |
| 100 Freestyle | SCY | 53.52 | AA+0.43s to AAA | 2026-03-08 | 2026 FG Age Group SCY Championships fast pool |
| 200 Freestyle | SCY | 1:57.00 | AA+0.91s to AAA | 2026-03-07 | 2026 FG Age Group SCY Championships fast pool |
| 500 Freestyle | SCY | 5:12.40 | AAA+13.41s to AAAA | 2026-03-28 | 2026 Sunshine State Showcase venue |
| 1000 Freestyle | SCY | 11:30.86 | A+13.27s to AA | 2025-09-14 | Scotty Invite venue |
| 50 Backstroke | SCY | 31.39 | BB+1.00s to A | 2025-06-07 | June Bloom 2025 venue |
| 100 Backstroke | SCY | 1:01.56 | A+0.47s to AA | 2026-02-21 | 2026 FG SCY BB Championships SOUTH fast pool |
| 200 Backstroke | SCY | 2:20.37 | BB+1.38s to A | 2025-11-23 | 2025 Gulliver Gobble-Gobble Nov Last Chance venue |
| 50 Breaststroke | SCY | 29.94 | AAAA | 2026-03-08 | 2026 FG Age Group SCY Championships fast pool |
| 100 Breaststroke | SCY | 1:06.30 | AA+0.01s to AAA | 2026-03-06 | 2026 FG Age Group SCY Championships fast pool |
| 200 Breaststroke | SCY | 2:23.38 | AAA+6.19s to AAAA | 2026-03-07 | 2026 FG Age Group SCY Championships fast pool |
| 50 Butterfly | SCY | 27.60 | AA+0.31s to AAA | 2026-02-21 | 2026 FG SCY BB Championships SOUTH fast pool |
| 100 Butterfly | SCY | 1:00.37 | AA+2.38s to AAA | 2026-01-25 | SPEEDO CUP CLOSED INVITE - copied venue |
| 200 Butterfly | SCY | 2:29.92 | BB+8.23s to A | 2025-09-27 | Eagle Fall Invite 2025 venue |
| 100 Individual Medley | SCY | 1:00.69 | 2026-02-21 | 2026 FG SCY BB Championships SOUTH fast pool | |
| 200 Individual Medley | SCY | 2:07.72 | AAA+4.23s to AAAA | 2026-03-08 | 2026 FG Age Group SCY Championships fast pool |
| 400 Individual Medley | SCY | 4:31.13 | AAA+6.54s to AAAA | 2026-03-07 | 2026 FG Age Group SCY Championships fast pool |
| 50 Freestyle | LCM | 26.73 | AAAA | 2026-06-19 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
| 100 Freestyle | LCM | 58.94 | AAA+0.25s to AAAA | 2026-06-20 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
| 200 Freestyle | LCM | 2:07.91 | AAA+0.42s to AAAA | 2026-06-18 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
| 400 Freestyle | LCM | 4:34.93 | AAA+4.94s to AAAA | 2026-05-15 | 2026 Gulliver LCM Summer Classic fast pool |
| 800 Freestyle | LCM | 9:54.79 | AA+4.50s to AAA | 2026-04-26 | 2026 Azura Spring Open LCM Invit venue |
| 1500 Freestyle | LCM | 19:16.31 | AA+25.72s to AAA | 2026-04-25 | 2026 Azura Spring Open LCM Invit venue |
| 50 Backstroke | LCM | 37.39 | BB+2.00s to A | 2025-04-27 | Jon Olsen Gold Medal Invitational 2025 venue |
| 100 Backstroke | LCM | 1:16.01 | BB+1.12s to A | 2025-07-12 | 2025 FG LCM BB Championships SOUTH venue |
| 50 Breaststroke | LCM | 37.20 | AA+1.11s to AAA | 2025-06-22 | Swim Fort Lauderdale Speedo Summer Classic venue |
| 100 Breaststroke | LCM | 1:15.40 | AAA+2.51s to AAAA | 2026-06-20 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
| 200 Breaststroke | LCM | 2:51.25 | AA+3.56s to AAA | 2026-05-16 | 2026 Gulliver LCM Summer Classic fast pool |
| 50 Butterfly | LCM | 32.55 | A+0.46s to AA | 2025-06-20 | Swim Fort Lauderdale Speedo Summer Classic venue |
| 100 Butterfly | LCM | 1:13.10 | BB+1.01s to A | 2025-06-22 | Swim Fort Lauderdale Speedo Summer Classic venue |
| 200 Butterfly | LCM | 2:34.91 | AA+6.42s to AAA | 2026-05-16 | 2026 Gulliver LCM Summer Classic fast pool |
| 200 Individual Medley | LCM | 2:24.97 | AAA+2.18s to AAAA | 2026-06-17 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
| 400 Individual Medley | LCM | 5:05.86 | AAA+0.87s to AAAA | 2026-06-17 | Swim Fort Lauderdale Speedo Summer Classic 26 venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 24.00 | flat | 200 Free Relay | 2026-03-08 | 2026 FG Age Group SCY Championships |
| 50 Freestyle | SCY | 24.17 | flying | 200 Free Relay (leg 3) | 2026-03-27 | 2026 Sunshine State Showcase |
| 50 Freestyle | SCY | 24.30 | flying | 200 Medley Relay (leg 4) | 2026-03-28 | 2026 Sunshine State Showcase |
| 100 Freestyle | SCY | 54.25 | flat | 400 Free Relay | 2026-03-07 | 2026 FG Age Group SCY Championships |
| 100 Freestyle | SCY | 58.44 | flying | 400 Free Relay (leg 4) | 2025-03-07 | 2025 FG Age Group SCY Championships |
| 100 Freestyle | SCY | 58.40 | flying | 400 Medley Relay (leg 4) | 2025-03-08 | 2025 FG Age Group SCY Championships |
| 50 Breaststroke | SCY | 30.31 | flying | 200 Medley Relay (leg 2) | 2026-03-08 | 2026 FG Age Group SCY Championships |
| 100 Breaststroke | SCY | 1:05.40 | flying | 400 Medley Relay (leg 2) | 2026-03-06 | 2026 FG Age Group SCY Championships |
| 100 Butterfly | SCY | 1:01.66 | flying | 400 Medley Relay (leg 3) | 2025-12-13 | 35th Annual Winter Championships |
| 50 Freestyle | LCM | 25.59 | flying | 200 Free Relay (leg 4) | 2025-07-20 | 2025 Summer FGC Age Group Championships |
| 100 Freestyle | LCM | 1:04.59 | flying | 400 Free Relay (leg 4) | 2025-07-18 | 2025 Summer FGC Age Group Championships |
| 50 Breaststroke | LCM | 36.11 | flying | 200 Medley Relay (leg 2) | 2025-07-20 | 2025 Summer FGC Age Group Championships |
| 100 Butterfly | LCM | 1:13.17 | flying | 400 Medley Relay (leg 3) | 2025-07-19 | 2025 Summer FGC Age Group Championships |
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 · SCY
4219 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:12.40 | 794 |
| 200 BK SCY | 2:20.37 | 564 |
| 200 BR SCY | 2:23.38 | 766 |
| 200 FL SCY | 2:29.92 | 482 |
| 200 IM SCY | 2:07.72 | 798 |
| 400 IM SCY | 4:31.13 | 815 |
IMR 13-14 · LCM
3669 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:07.91 | 888 |
| 100 BK LCM | 1:16.01 | 563 |
| 100 BR LCM | 1:15.40 | 810 |
| 100 FL LCM | 1:13.10 | 561 |
| 200 IM LCM | 2:24.97 | 847 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 53.52
Front half 25.62s · back half 27.90s
200 Freestyle SCY 1:57.00
Front half 55.61s · back half 61.39s
500 Freestyle SCY 5:12.40
Front half 152.87s · back half 159.53s
1000 Freestyle SCY 11:30.86
Front half 338.67s · back half 352.19s
100 Backstroke SCY 1:01.56
Front half 29.72s · back half 31.84s
200 Backstroke SCY 2:20.37
Front half 66.85s · back half 73.52s
100 Breaststroke SCY 1:06.30
Front half 32.31s · back half 33.99s
200 Breaststroke SCY 2:23.38
Front half 70.53s · back half 72.85s
100 Butterfly SCY 1:00.37
Front half 28.15s · back half 32.22s
200 Butterfly SCY 2:29.92
Front half 70.28s · back half 79.64s
100 Individual Medley SCY 1:00.69
Front half 28.25s · back half 32.44s
200 Individual Medley SCY 2:07.72
Front half 60.36s · back half 67.36s
400 Individual Medley SCY 4:31.13
Front half 131.91s · back half 139.22s
200 Freestyle LCM 2:07.91
Front half 61.64s · back half 66.27s
400 Freestyle LCM 4:34.93
Front half 136.36s · back half 138.57s
800 Freestyle LCM 9:54.79
Front half 296.00s · back half 298.79s
1500 Freestyle LCM 19:16.31
100 Backstroke LCM 1:16.01
Front half 36.02s · back half 39.99s
200 Breaststroke LCM 2:51.25
Front half 80.42s · back half 90.83s
100 Butterfly LCM 1:13.10
Front half 34.01s · back half 39.09s
200 Butterfly LCM 2:34.91
Front half 72.16s · back half 82.75s
Progression
Faster times are higher. One card per event, all courses & history.