swimRocco Costello
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 30.82 | +1.93s to B | 2025-03-22 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 100 Freestyle | SCY | 1:07.48 | +4.19s to B | 2025-03-23 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 200 Freestyle | SCY | 2:29.93 | +11.64s to B | 2025-12-13 | 2025 ASC Holiday Invitational venue |
| 500 Freestyle | SCY | 7:20.67 | +64.38s to B | 2022-11-11 | 2022 CAC 2nd Annual Zachary Spain Memorial slow pool |
| 50 Backstroke | SCY | 35.55 | +2.86s to B | 2025-03-23 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 100 Backstroke | SCY | 1:16.75 | +7.26s to B | 2025-12-13 | 2025 ASC Holiday Invitational venue |
| 200 Backstroke | SCY | 2:45.52 | +13.73s to B | 2025-03-23 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 50 Breaststroke | SCY | 42.64 | +5.15s to B | 2025-02-02 | 2025 ASC Senior Meet venue |
| 100 Breaststroke | SCY | 1:31.92 | +13.33s to B | 2025-11-08 | 2025 CAC 5th Annual Zachary Spain Memorial Me fast pool |
| 200 Breaststroke | SCY | 3:23.81 | +32.32s to B | 2025-02-02 | 2025 ASC Senior Meet venue |
| 50 Butterfly | SCY | 34.01 | +1.62s to B | 2025-03-23 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 100 Butterfly | SCY | 1:21.10 | +12.41s to B | 2025-03-22 | 2025 MD LSC / NBAC 11 & Over Championships fast pool |
| 100 Individual Medley | SCY | 1:17.72 | 2025-02-02 | 2025 ASC Senior Meet venue | |
| 200 Individual Medley | SCY | 2:48.38 | +14.19s to B | 2024-12-28 | 2024 ASC IMX Challenge venue |
| 50 Freestyle | LCM | 35.47 | +2.18s to B | 2022-05-14 | 2022 NAAC BB & SLOWER MAY LCM MEET venue |
| 100 Freestyle | LCM | 1:21.77 | +9.08s to B | 2024-04-13 | 2024 Fox April Long Course Invitational venue |
| 50 Backstroke | LCM | 41.72 | +3.03s to B | 2024-04-13 | 2024 Fox April Long Course Invitational venue |
| 100 Backstroke | LCM | 1:32.88 | +11.69s to B | 2022-05-14 | 2022 NAAC BB & SLOWER MAY LCM MEET venue |
| 200 Backstroke | LCM | 3:25.43 | +29.24s to B | 2025-06-21 | 2025 ASC Independence Meet fast pool |
| 50 Breaststroke | LCM | 55.69 | +13.10s to B | 2023-05-13 | 2023 Abby Seeger Memorial Invitational venue |
| 100 Breaststroke | LCM | 1:52.48 | +21.09s to B | 2025-06-21 | 2025 ASC Independence Meet fast pool |
| 50 Butterfly | LCM | 39.27 | +2.78s to B | 2024-04-13 | 2024 Fox April Long Course Invitational venue |
| 100 Butterfly | LCM | 1:40.11 | +21.52s to B | 2022-05-14 | 2022 NAAC BB & SLOWER MAY LCM MEET venue |
| 200 Individual Medley | LCM | 3:20.58 | +21.79s to B | 2024-04-13 | 2024 Fox April Long Course Invitational venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 15.
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 | 24.33 | flying | 200 Free Relay (leg 4) | 2024-03-16 | 2024 NBAC / MD LSC 11 & Over B Championships |
| 50 Backstroke | SCY | 37.65 | flat | 200 Medley Relay | 2023-03-19 | 2023 MD LSC 11 & Over B 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 15-16 · SCY
1080 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 7:20.67 | 246 |
| 200 BK SCY | 2:45.52 | 299 |
| 200 BR SCY | 3:23.81 | 232 |
| 200 IM SCY | 2:48.38 | 303 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 15-16 · SCY
1391 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:29.93 | 314 |
| 100 BK SCY | 1:16.75 | 288 |
| 100 BR SCY | 1:31.92 | 247 |
| 100 FL SCY | 1:21.10 | 239 |
| 200 IM SCY | 2:48.38 | 303 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:07.48
Front half 33.00s · back half 34.48s
200 Freestyle SCY 2:29.93
Front half 74.25s · back half 75.68s
500 Freestyle SCY 7:20.67
200 Backstroke SCY 2:45.52
Front half 39.32s · back half 126.20s
100 Breaststroke SCY 1:31.92
Front half 43.40s · back half 48.52s
200 Breaststroke SCY 3:23.81
Front half 98.42s · back half 105.39s
100 Butterfly SCY 1:21.10
Front half 36.96s · back half 44.14s
100 Individual Medley SCY 1:17.72
Front half 35.36s · back half 42.36s
200 Individual Medley SCY 2:48.38
Front half 76.73s · back half 91.65s
100 Freestyle LCM 1:21.77
Front half 40.19s · back half 41.58s
200 Backstroke LCM 3:25.43
Front half 49.28s · back half 156.15s
100 Breaststroke LCM 1:52.48
Front half 52.79s · back half 59.69s
100 Butterfly LCM 1:40.11
Front half 47.00s · back half 53.11s
200 Individual Medley LCM 3:20.58
Front half 94.38s · back half 106.20s
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.