Nina Cosello
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 53.14 | AAA+1.45s to AAAA | 2025-02-13 | JW Superbowl Splash Closed ABBC Meet |
| 200 Freestyle | SCY | 1:55.38 | AAA+3.69s to AAAA | 2025-02-13 | JW Superbowl Splash Closed ABBC Meet |
| 500 Freestyle | SCY | 5:11.31 | AAA+10.02s to AAAA | 2025-02-13 | JW Superbowl Splash Closed ABBC Meet |
| 1000 Freestyle | SCY | 10:53.41 | AA+0.52s to AAA | 2026-01-06 | SJAC Distance Challenge |
| 1650 Freestyle | SCY | 17:54.92 | AAA+28.03s to AAAA | 2025-01-06 | SJAC Distance Challenge |
| 100 Backstroke | SCY | 58.20 | AAA+2.31s to AAAA | 2025-02-13 | JW Superbowl Splash Closed ABBC Meet |
| 200 Backstroke | SCY | 2:08.25 | AA+1.26s to AAA | 2026-02-10 | JW Superbowl Splash ABBC |
| 100 Breaststroke | SCY | 1:04.91 | AAA+0.72s to AAAA | 2025-02-28 | 2025 SE Speedo Southern Premier venue |
| 200 Breaststroke | SCY | 2:23.78 | AAA+3.69s to AAAA | 2025-03-02 | 2025 SE Speedo Southern Premier venue |
| 100 Butterfly | SCY | 58.49 | AA+0.30s to AAA | 2025-03-02 | 2025 SE Speedo Southern Premier venue |
| 200 Butterfly | SCY | 2:09.67 | AAA+5.88s to AAAA | 2025-03-01 | 2025 SE Speedo Southern Premier venue |
| 200 Individual Medley | SCY | 2:09.27 | AAA+4.68s to AAAA | 2025-02-13 | JW Superbowl Splash Closed ABBC Meet |
| 400 Individual Medley | SCY | 4:31.40 | AAA+5.81s to AAAA | 2025-02-28 | 2025 SE Speedo Southern Premier venue |
| 50 Freestyle | LCM | 29.58 | AA+1.19s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 100 Freestyle | LCM | 1:03.93 | AA+2.44s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 200 Freestyle | LCM | 2:17.73 | AA+4.64s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 400 Freestyle | LCM | 4:55.10 | A+1.21s to AA | 2025-06-18 | JW LC Intrasquad |
| 100 Backstroke | LCM | 1:10.96 | AA+2.57s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 100 Breaststroke | LCM | 1:19.00 | AA+1.81s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 200 Breaststroke | LCM | 2:54.36 | AA+6.97s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 100 Butterfly | LCM | 1:07.58 | AA+1.29s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 200 Individual Medley | LCM | 2:32.48 | AA+2.59s to AAA | 2025-06-24 | Jersey Wahoos Closed Summer Solstice |
| 400 Individual Medley | LCM | 5:27.54 | AA+9.45s to AAA | 2024-06-26 | Jersey Wahoos Closed Summer Solstice |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Butterfly | SCY | 25.88 | flying | 200 Medley Relay (leg 3) | 2026-03-07 | Speedo Southern Premier |
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 17-18 · SCY
5161 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:11.31 | 871 |
| 200 BK SCY | 2:08.25 | 800 |
| 200 BR SCY | 2:23.78 | 893 |
| 200 FL SCY | 2:09.67 | 834 |
| 200 IM SCY | 2:09.27 | 854 |
| 400 IM SCY | 4:31.40 | 909 |
IMR 17-18 · SCY
4352 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:55.38 | 875 |
| 100 BK SCY | 58.20 | 843 |
| 100 BR SCY | 1:04.91 | 940 |
| 100 FL SCY | 58.49 | 840 |
| 200 IM SCY | 2:09.27 | 854 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Backstroke SCY 2:08.25
Front half 62.21s · back half 66.04s
100 Breaststroke SCY 1:04.91
Front half 30.49s · back half 34.42s
200 Breaststroke SCY 2:23.78
Front half 67.81s · back half 75.97s
100 Butterfly SCY 58.49
Front half 27.39s · back half 31.10s
200 Butterfly SCY 2:09.67
Front half 61.70s · back half 67.97s
400 Individual Medley SCY 4:31.40
Front half 132.14s · back half 139.26s
100 Freestyle LCM 1:03.93 split/total mismatch
Front half 30.91s · back half 33.02s
200 Freestyle LCM 2:17.73 split/total mismatch
400 Freestyle LCM 4:55.10 split/total mismatch
Front half 73.68s · back half 221.42s
100 Backstroke LCM 1:10.96 split/total mismatch
Front half 34.78s · back half 36.18s
100 Breaststroke LCM 1:19.00 split/total mismatch
Front half 37.20s · back half 41.80s
200 Breaststroke LCM 2:54.36 split/total mismatch
100 Butterfly LCM 1:07.58 split/total mismatch
Front half 30.96s · back half 36.62s
200 Individual Medley LCM 2:32.48 split/total mismatch
400 Individual Medley LCM 5:27.54 split/total mismatch
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.