Ian Sun
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 21.39 | AAA+0.70s to AAAA | 2024-11-08 | 2024 Legends of Coaching Series-Kevin Perry venue |
| 100 Freestyle | SCY | 47.15 | AAA+1.66s to AAAA | 2024-01-01 | FAST - CA |
| 200 Freestyle | SCY | 1:44.08 | AAA+3.49s to AAAA | 2025-01-18 | -PRELIMS 2025 Road to LA28 venue |
| 100 Backstroke | SCY | 50.17 | AAA+0.98s to AAAA | 2025-03-01 | 2025 RBAC March Madness Spring Championship venue |
| 200 Backstroke | SCY | 1:49.13 | AAA+0.84s to AAAA | 2025-03-02 | 2025 RBAC March Madness Spring Championship venue |
| 100 Butterfly | SCY | 49.54 | AAA+0.35s to AAAA | 2024-12-20 | 2024 CA-NV December Sectionals At BREA venue |
| 200 Butterfly | SCY | 1:49.89 | AAAA | 2025-01-17 | -PRELIMS 2025 Road to LA28 venue |
| 200 Individual Medley | SCY | 1:52.24 | AAA+1.35s to AAAA | 2024-11-08 | 2024 Legends of Coaching Series-Kevin Perry venue |
| 400 Individual Medley | SCY | 4:02.72 | AAA+3.33s to AAAA | 2025-03-01 | 2025 RBAC March Madness Spring Championship venue |
| 50 Freestyle | LCM | 24.80 | AAA+0.81s to AAAA | 2025-05-23 | 2025 CA 29th NOVA-Speedo Grand Challenge venue |
| 200 Freestyle | LCM | 1:59.18 | AAA+3.99s to AAAA | 2025-01-18 | 2025 Road to LA28 venue |
| 50 Backstroke | LCM | 27.88 | AAAA | 2025-07-23 | USA Swimming Futures Sacramento 2025 |
| 100 Backstroke | LCM | 59.26 | AAA+0.57s to AAAA | 2025-07-11 | 2025 LAI Entries venue |
| 200 Backstroke | LCM | 2:09.13 | AAA+1.44s to AAAA | 2025-05-24 | 2025 CA 29th NOVA-Speedo Grand Challenge venue |
| 50 Butterfly | LCM | 25.97 | AAAA | 2025-07-23 | USA Swimming Futures Sacramento 2025 |
| 100 Butterfly | LCM | 56.89 | AAA+0.60s to AAAA | 2025-07-23 | USA Swimming Futures Sacramento 2025 |
| 200 Butterfly | LCM | 2:09.35 | AAA+3.46s to AAAA | 2025-01-17 | 2025 Road to LA28 venue |
| 200 Individual Medley | LCM | 2:13.95 | AAA+4.36s to AAAA | 2025-04-13 | 2025 CA MVN Fran Crippen SMOC venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Backstroke | SCY | 23.60 | flat | 200 Medley Relay | 2024-12-21 | 2024 CA-NV December Sectionals At BREA |
| 100 Backstroke | SCY | 50.32 | flat | 400 Medley Relay | 2024-12-20 | 2024 CA-NV December Sectionals At BREA |
| 200 Freestyle | LCM | 1:58.53 | flying | 800 Free Relay (leg 3) | 2025-07-24 | USA Swimming Futures Sacramento 2025 |
| 100 Butterfly | LCM | 58.24 | flying | 400 Medley Relay (leg 3) | 2025-07-26 | USA Swimming Futures Sacramento 2025 |
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
3861 points (4/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 BK SCY | 1:49.13 | 966 |
| 200 FL SCY | 1:49.89 | 997 |
| 200 IM SCY | 1:52.24 | 956 |
| 400 IM SCY | 4:02.72 | 942 |
| 500 FR SCY | — | 0 |
| 200 BR SCY | — | 0 |
IMR 17-18 · SCY
3745 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:44.08 | 892 |
| 100 BK SCY | 50.17 | 925 |
| 100 FL SCY | 49.54 | 972 |
| 200 IM SCY | 1:52.24 | 956 |
| 100 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 1:44.08
Front half 50.53s · back half 53.55s
100 Backstroke SCY 50.17
Front half 24.05s · back half 26.12s
200 Backstroke SCY 1:49.13
Front half 53.24s · back half 55.89s
100 Butterfly SCY 49.54 RT 0.62s
Front half 23.00s · back half 26.54s
200 Butterfly SCY 1:49.89
Front half 52.34s · back half 57.55s
200 Individual Medley SCY 1:52.24
Front half 51.51s · back half 60.73s
400 Individual Medley SCY 4:02.72
Front half 115.44s · back half 127.28s
200 Freestyle LCM 1:59.18
Front half 59.08s · back half 60.10s
100 Backstroke LCM 59.26
Front half 28.76s · back half 30.50s
200 Backstroke LCM 2:09.13
Front half 63.98s · back half 65.15s
100 Butterfly LCM 56.89 split/total mismatch
Front half 26.93s · back half 29.96s
200 Butterfly LCM 2:09.35
Front half 62.02s · back half 67.33s
200 Individual Medley LCM 2:13.95
Front half 61.61s · back half 72.34s
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.