swimLandon Rosser
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.90 | B+1.21s to BB | 2025-03-07 | 2025 NMS Short Course State Championships venue |
| 100 Freestyle | SCY | 1:04.76 | B+4.37s to BB | 2025-12-21 | 2025 BD Leo Cancellare Memorial Swim Meet venue |
| 200 Freestyle | SCY | 2:26.94 | +4.35s to B | 2025-12-19 | 2025 BD Leo Cancellare Memorial Swim Meet |
| 50 Backstroke | SCY | 35.54 | +1.85s to B | 2025-10-26 | 2025 BD SWAToberfest Sprintacular venue |
| 100 Backstroke | SCY | 1:19.08 | +7.69s to B | 2025-10-25 | 2025 BD SWAToberfest Sprintacular venue |
| 50 Breaststroke | SCY | 40.56 | +1.97s to B | 2025-12-19 | 2025 BD Leo Cancellare Memorial Swim Meet |
| 100 Breaststroke | SCY | 1:30.12 | +9.53s to B | 2025-01-01 | 2025 LCAT Daniel France Memorial PecanClassic |
| 50 Butterfly | SCY | 31.91 | B+1.12s to BB | 2025-12-19 | 2025 BD Leo Cancellare Memorial Swim Meet |
| 100 Butterfly | SCY | 1:16.75 | +6.26s to B | 2025-10-26 | 2025 BD SWAToberfest Sprintacular venue |
| 100 Individual Medley | SCY | 1:29.85 | 2024-01-01 | Las Cruces Aquatic Team venue | |
| 50 Freestyle | LCM | 30.57 | BB+1.18s to A | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash venue |
| 100 Freestyle | LCM | 1:10.97 | B+1.18s to BB | 2026-05-17 | 2026 BD SWAT School's Out Summer Bash venue |
| 200 Freestyle | LCM | 3:02.02 | +18.03s to B | 2025-06-07 | 2025 Poppas Day Invitational venue |
| 50 Backstroke | LCM | 38.07 | B+1.38s to BB | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash |
| 100 Backstroke | LCM | 1:22.33 | B+4.64s to BB | 2026-05-01 | 2026 LCAT Suntan Classic |
| 100 Breaststroke | LCM | 1:39.72 | +5.73s to B | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash |
| 50 Butterfly | LCM | 33.87 | BB+1.88s to A | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash |
| 100 Butterfly | LCM | 1:20.85 | +0.56s to B | 2026-05-16 | 2026 BD SWAT School's Out Summer Bash |
| 200 Individual Medley | LCM | 2:58.44 | B+8.55s to BB | 2026-05-17 | 2026 BD SWAT School's Out Summer Bash venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.78 | flying | 200 Free Relay (leg 4) | 2025-03-08 | 2025 NMS Short Course State Championships |
| 100 Freestyle | SCY | 1:22.44 | flying | 400 Free Relay (leg 2) | 2025-03-09 | 2025 NMS Short Course State Championships |
| 100 Freestyle | SCY | 58.98 | flying | 400 Medley Relay (leg 4) | 2025-03-08 | 2025 NMS Short Course State Championships |
| 50 Backstroke | SCY | 36.74 | flat | 200 Medley Relay | 2025-03-07 | 2025 NMS Short Course State 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 · LCM
454 points (1/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 IM LCM | 2:58.44 | 454 |
| 400 FR LCM | — | 0 |
| 200 BK LCM | — | 0 |
| 200 BR LCM | — | 0 |
| 200 FL LCM | — | 0 |
| 400 IM LCM | — | 0 |
IMR 13-14 · LCM
1969 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 3:02.02 | 308 |
| 100 BK LCM | 1:22.33 | 443 |
| 100 BR LCM | 1:39.72 | 350 |
| 100 FL LCM | 1:20.85 | 414 |
| 200 IM LCM | 2:58.44 | 454 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:04.76
Front half 30.05s · back half 34.71s
100 Breaststroke SCY 1:30.12
Front half 41.18s · back half 48.94s
100 Freestyle LCM 1:10.97
Front half 33.10s · back half 37.87s
200 Freestyle LCM 3:02.02
100 Backstroke LCM 1:22.33
Front half 38.67s · back half 43.66s
200 Individual Medley LCM 2:58.44
Front half 80.70s · back half 97.74s
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.