Landon Sinn
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 22.34 | AA+0.25s to AAA | 2026-02-14 | 2026 ST HPAC STX Champs South venue |
| 100 Freestyle | SCY | 49.08 | AA+0.79s to AAA | 2025-02-02 | 2025 ST HPAC STX Champs South venue |
| 200 Freestyle | SCY | 1:46.12 | AAA+4.63s to AAAA | 2026-02-27 | 2026 ST AAAA SC Senior Champs venue |
| 500 Freestyle | SCY | 4:50.40 | AA+1.81s to AAA | 2026-02-28 | 2026 ST AAAA SC Senior Champs venue |
| 1000 Freestyle | SCY | 10:32.69 | A+0.70s to AA | 2026-01-04 | 2026 ST AHAC Garrett & Josh's Distance Inv venue |
| 1650 Freestyle | SCY | 17:30.21 | AA+40.42s to AAA | 2026-01-04 | 2026 ST AHAC Garrett & Josh's Distance Inv venue |
| 50 Backstroke | SCY | 27.69 | BB+0.90s to A | 2024-11-22 | 2024 ST AAAA SW SCY Harvest Hustle venue |
| 100 Backstroke | SCY | 58.65 | BB+1.36s to A | 2025-02-01 | 2025 ST HPAC STX Champs South venue |
| 200 Backstroke | SCY | 2:06.51 | BB+1.32s to A | 2025-02-02 | 2025 ST HPAC STX Champs South venue |
| 50 Breaststroke | SCY | 27.92 | AAA+0.93s to AAAA | 2025-12-13 | 2025 ST AAAA NS Winter Wonderland fast pool |
| 100 Breaststroke | SCY | 1:01.14 | AA+1.75s to AAA | 2025-12-14 | 2025 ST AAAA NS Winter Wonderland fast pool |
| 200 Breaststroke | SCY | 2:17.73 | A+2.84s to AA | 2025-12-12 | 2025 ST AAAA NS Winter Wonderland fast pool |
| 50 Butterfly | SCY | 25.56 | AA+1.07s to AAA | 2026-02-15 | 2026 ST HPAC STX Champs South venue |
| 100 Butterfly | SCY | 55.08 | A+0.79s to AA | 2026-02-14 | 2026 ST HPAC STX Champs South venue |
| 200 Butterfly | SCY | 2:04.00 | A+1.81s to AA | 2026-02-15 | 2026 ST HPAC STX Champs South venue |
| 200 Individual Medley | SCY | 2:06.22 | A+3.33s to AA | 2025-10-12 | 2025 ST ASC Bob Thompson Open venue |
| 400 Individual Medley | SCY | 4:26.04 | A+1.55s to AA | 2025-10-10 | 2025 ST ASC Bob Thompson Open venue |
| 50 Freestyle | LCM | 25.54 | AA+0.05s to AAA | 2026-06-14 | 2026 ST NIST George Block Invitational fast pool |
| 100 Freestyle | LCM | 54.99 | AAA+2.00s to AAAA | 2026-06-11 | 2026 ST NIST George Block Invitational fast pool |
| 200 Freestyle | LCM | 2:01.97 | AAA+5.38s to AAAA | 2026-06-13 | 2026 ST NIST George Block Invitational fast pool |
| 400 Freestyle | LCM | 4:19.98 | AAA+11.29s to AAAA | 2026-05-01 | 2026 ST AAAA 23rd Annual Cinco de Mayo |
| 800 Freestyle | LCM | 9:52.65 | BB+1.86s to A | 2025-06-01 | 2025 ST AAAA-NE "BB" and Faster Alamo Mile LC venue |
| 1500 Freestyle | LCM | 18:15.20 | A+8.81s to AA | 2025-06-01 | 2025 ST AAAA-NE "BB" and Faster Alamo Mile LC venue |
| 50 Backstroke | LCM | 33.50 | BB+1.51s to A | 2024-05-17 | 2024 ST AAAA NS Salute to the Troops venue |
| 100 Backstroke | LCM | 1:09.71 | BB+2.22s to A | 2026-05-01 | 2026 ST AAAA 23rd Annual Cinco de Mayo |
| 200 Backstroke | LCM | 2:33.58 | BB+6.49s to A | 2024-05-04 | 2024 ST AAAA 21st Annual Cinco de Mayo venue |
| 50 Breaststroke | LCM | 31.97 | AAA+1.28s to AAAA | 2026-06-13 | 2026 ST NIST George Block Invitational fast pool |
| 100 Breaststroke | LCM | 1:09.91 | AA+0.72s to AAA | 2025-07-18 | 2025 ST AAAA Long Course Senior Champs venue |
| 200 Breaststroke | LCM | 2:38.46 | A+0.57s to AA | 2025-07-20 | 2025 ST AAAA Long Course Senior Champs venue |
| 50 Butterfly | LCM | 28.56 | AA+0.87s to AAA | 2026-05-03 | 2026 ST AAAA 23rd Annual Cinco de Mayo venue |
| 100 Butterfly | LCM | 1:00.79 | AA+1.10s to AAA | 2025-07-18 | 2025 ST AAAA Long Course Senior Champs |
| 200 Butterfly | LCM | 2:35.72 | BB+10.33s to A | 2026-06-11 | 2026 ST NIST George Block Invitational |
| 200 Individual Medley | LCM | 2:02.76 | AAAA | 2025-05-16 | 2025 ST AAAA NS Salute to the Troops |
| 400 Individual Medley | LCM | 5:12.24 | A+6.55s to AA | 2026-05-16 | 2026 ST NIST Salute to the Troops venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 |
|---|---|---|---|---|---|---|
| 100 Backstroke | SCY | 1:01.14 | flat | 400 Medley Relay | 2024-02-04 | 2024 ST SC STX Championship San Antonio |
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 · LCM
4423 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 4:19.98 | 835 |
| 200 BK LCM | 2:33.58 | 563 |
| 200 BR LCM | 2:38.46 | 717 |
| 200 FL LCM | 2:35.72 | 520 |
| 200 IM LCM | 2:02.76 | 1100 |
| 400 IM LCM | 5:12.24 | 688 |
IMR 17-18 · LCM
4100 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:01.97 | 831 |
| 100 BK LCM | 1:09.71 | 581 |
| 100 BR LCM | 1:09.91 | 807 |
| 100 FL LCM | 1:00.79 | 781 |
| 200 IM LCM | 2:02.76 | 1100 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 49.08
Front half 23.32s · back half 25.76s
200 Freestyle SCY 1:46.12
Front half 51.87s · back half 54.25s
500 Freestyle SCY 4:50.40
Front half 143.01s · back half 147.39s
1650 Freestyle SCY 17:30.21
100 Backstroke SCY 58.65
Front half 28.01s · back half 30.64s
200 Backstroke SCY 2:06.51
Front half 61.28s · back half 65.23s
100 Breaststroke SCY 1:01.14
Front half 28.99s · back half 32.15s
200 Breaststroke SCY 2:17.73
Front half 65.63s · back half 72.10s
100 Butterfly SCY 55.08
Front half 25.56s · back half 29.52s
200 Butterfly SCY 2:04.00
Front half 58.54s · back half 65.46s
200 Individual Medley SCY 2:06.22
Front half 60.32s · back half 65.90s
400 Individual Medley SCY 4:26.04
Front half 130.86s · back half 135.18s
100 Freestyle LCM 54.99
Front half 26.66s · back half 28.33s
200 Freestyle LCM 2:01.97
Front half 57.77s · back half 64.20s
400 Freestyle LCM 4:19.98 split/total mismatch
1500 Freestyle LCM 18:15.20
Front half 555.37s · back half 539.83s
100 Backstroke LCM 1:09.71 split/total mismatch
200 Backstroke LCM 2:33.58
Front half 73.71s · back half 79.87s
100 Breaststroke LCM 1:09.91
Front half 32.99s · back half 36.92s
400 Individual Medley LCM 5:12.24 · 210.0 min after 100 Butterfly
Front half 150.95s · back half 161.29s
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.