Jimmy Ko
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.32 | BB+0.73s to A·+3.93s to Sectionals | 2025-11-07 | 2025 Mid-Atlantic AG Championship Showdownvenue |
| 100 Freestyle | SCY | 55.65 | A+2.16s to AA·+7.16s to Sectionals | 2024-01-12 | 2024 MR LIE Winterfest Invitational |
| 200 Freestyle | SCY | 2:00.74 | A+3.65s to AA·+14.45s to Sectionals | 2026-02-21 | 2026 MR Silvers Championship South - HAUPvenue |
| 500 Freestyle | SCY | 5:05.83 | AA+2.54s to AAA·+18.44s to Sectionals | 2024-11-08 | 2024 MR LIE Fall Classic Invitational |
| 1000 Freestyle | SCY | 11:11.34 | A+12.95s to AA·+71.85s to Sectionals | 2025-10-25 | 2025 MR LIAC Chappy's Invitationalvenue |
| 1650 Freestyle | SCY | 18:21.65 | AA+46.16s to AAA·+97.66s to Sectionals | 2025-12-11 | 2025 East Coast WinterFestvenue |
| 50 Backstroke | SCY | 33.75 | +0.06s to B·+10.06s to Futures | 2025-01-01 | Sanction #: 230208 - 230256-TT |
| 100 Backstroke | SCY | 1:04.03 | BB+2.84s to A·+9.54s to Sectionals | 2025-01-17 | 2025 MR LIE Winterfest Invitational |
| 200 Backstroke | SCY | 2:24.98 | B+0.89s to BB·+26.39s to Sectionals | 2025-10-26 | 2025 MR LIAC Chappy's Invitationalvenue |
| 50 Breaststroke | SCY | 36.84 | B+1.05s to BB·+10.55s to Futures | 2025-01-01 | Sanction #: 230208 - 230256-TT |
| 100 Breaststroke | SCY | 1:09.72 | BB+0.63s to A·+8.23s to Sectionals | 2025-10-03 | 2025 MR LIAC October Sprint Meet |
| 50 Butterfly | SCY | 30.66 | BB+2.27s to A·+7.77s to Futures | 2025-02-07 | 2025 MR LIE Second Chance Invitational |
| 100 Butterfly | SCY | 1:02.06 | BB+1.67s to A·+8.87s to Sectionals | 2026-02-21 | 2026 MR Silvers Championship South - HAUPvenue |
| 200 Butterfly | SCY | 2:12.86 | A+3.97s to AA·+11.67s to Sectionals | 2023-11-03 | 2023 MR LIE Fall Classic Invitational |
| 100 Individual Medley | SCY | 1:09.51 | 2025-01-01 | Sanction #: 230208 - 230256-TT | |
| 200 Individual Medley | SCY | 2:19.59 | BB+4.20s to A·+20.20s to Sectionals | 2025-12-11 | 2025 East Coast WinterFestvenue |
| 400 Individual Medley | SCY | 4:52.08 | BB+2.59s to A·+36.99s to Sectionals | 2025-12-13 | 2025 East Coast WinterFestvenue |
| 50 Freestyle | LCM | 25.28 | AAAA·Sectionals ✓+0.69s to Futures | 2025-06-27 | 2025 MR LIE June Jamboree Invitational |
| 100 Freestyle | LCM | 1:02.49 | A+0.80s to AA·+7.00s to Sectionals | 2026-05-17 | 2026 MR LIAC Spring Kickoff Invitationalvenue |
| 200 Freestyle | LCM | 2:14.94 | A+0.25s to AA·+13.65s to Sectionals | 2025-05-09 | 2025 MR LIE May Extravaganza Invitational |
| 400 Freestyle | LCM | 4:49.53 | A+2.04s to AA·+31.94s to Sectionals | 2026-04-26 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 800 Freestyle | LCM | 10:02.49 | A+7.00s to AA·+64.10s to Sectionals | 2026-04-24 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 50 Backstroke | LCM | 39.19 | B+2.50s to BB·+11.30s to Futures | 2024-07-06 | 2024 MR LIE Summer Sizzler Invitationalvenue |
| 100 Backstroke | LCM | 1:14.93 | BB+3.24s to A·+12.94s to Sectionals | 2026-05-16 | 2026 MR LIAC Spring Kickoff Invitationalvenue |
| 200 Backstroke | LCM | 2:48.28 | BB+12.29s to A·+33.49s to Sectionals | 2026-05-17 | 2026 MR LIAC Spring Kickoff Invitationalvenue |
| 50 Breaststroke | LCM | 47.45 | +3.36s to B·+16.56s to Futures | 2024-06-09 | 2024 LIE June Jumpoffvenue |
| 100 Breaststroke | LCM | 1:34.70 | +0.71s to B·+25.01s to Sectionals | 2025-07-12 | 2025 MR LIE Summer Sizzler Invitational |
| 50 Butterfly | LCM | 35.14 | B+0.55s to BB·+8.85s to Futures | 2024-07-28 | 2024 CRA July LC P/Fand Specialty Meetvenue |
| 100 Butterfly | LCM | 1:08.89 | A+2.90s to AA·+8.70s to Sectionals | 2026-05-16 | 2026 MR LIAC Spring Kickoff Invitationalvenue |
| 200 Butterfly | LCM | 2:38.24 | BB+3.85s to A·+21.95s to Sectionals | 2026-04-25 | 2026 MR LIAC Speedo Long Island Challengevenue |
| 200 Individual Medley | LCM | 2:36.29 | A+6.00s to AA·+20.10s to Sectionals | 2026-06-06 | 2026 MR LIAC Summertime Classic Invitationalvenue |
| 400 Individual Medley | LCM | 5:32.65 | A+11.16s to AA·+42.76s to Sectionals | 2026-06-07 | 2026 MR LIAC Summertime Classic Invitationalvenue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
National cuts (Sectionals → Nationals) are the current-season meet qualifying times for the swimmer's zone and age group; ✓ marks the hardest cut already achieved.
Fastest relay legs
| Leg | Course | Time | Start | Relay | Date | Meet |
|---|---|---|---|---|---|---|
| 50 Freestyle | LCM | 31.89 | flying | 200 Medley Relay (leg 4) | 2024-07-19 | 2024 Metropolitan LC Junior Met Championships |
| 100 Freestyle | LCM | 1:12.89 | flying | 400 Free Relay (leg 3) | 2024-07-20 | 2024 Metropolitan LC Junior Met Championships |
| 100 Freestyle | LCM | 1:09.22 | flying | 400 Medley Relay (leg 4) | 2024-07-21 | 2024 Metropolitan LC Junior Met 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 · SCY
3314 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:05.83 | 846 |
| 200 BK SCY | 2:24.98 | 512 |
| 200 FL SCY | 2:12.86 | 693 |
| 200 IM SCY | 2:19.59 | 611 |
| 400 IM SCY | 4:52.08 | 652 |
| 200 BR SCY | — | 0 |
IMR 13-14 · SCY
3153 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:00.74 | 693 |
| 100 BK SCY | 1:04.03 | 582 |
| 100 BR SCY | 1:09.72 | 649 |
| 100 FL SCY | 1:02.06 | 618 |
| 200 IM SCY | 2:19.59 | 611 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
200 Freestyle SCY 2:00.74
Front half 58.19s · back half 62.55s
500 Freestyle SCY 5:05.83 split/total mismatch
1000 Freestyle SCY 11:11.34
Front half 337.83s · back half 333.51s
1650 Freestyle SCY 18:21.65
200 Backstroke SCY 2:24.98
Front half 71.76s · back half 73.22s
100 Breaststroke SCY 1:09.72
100 Butterfly SCY 1:02.06
Front half 29.34s · back half 32.72s
200 Butterfly SCY 2:12.86
100 Individual Medley SCY 1:09.51
Front half 33.33s · back half 36.18s
200 Individual Medley SCY 2:19.59
Front half 67.80s · back half 71.79s
400 Individual Medley SCY 4:52.08
Front half 146.29s · back half 145.79s
100 Freestyle LCM 1:02.49
Front half 29.96s · back half 32.53s
200 Freestyle LCM 2:14.94
400 Freestyle LCM 4:49.53
Front half 143.50s · back half 146.03s
800 Freestyle LCM 10:02.49
Front half 301.75s · back half 300.74s
100 Backstroke LCM 1:14.93
Front half 36.43s · back half 38.50s
200 Backstroke LCM 2:48.28
Front half 84.94s · back half 83.34s
100 Breaststroke LCM 1:34.70
Front half 46.76s · back half 47.94s
100 Butterfly LCM 1:08.89
Front half 32.15s · back half 36.74s
200 Butterfly LCM 2:38.24
Front half 74.67s · back half 83.57s
200 Individual Medley LCM 2:36.29
Front half 75.55s · back half 80.74s
400 Individual Medley LCM 5:32.65
Front half 164.73s · back half 167.92s
Swim history
Every recorded swim, newest first
| Date | Event | Course | Time | Age | Round | Meet |
|---|
Individual swims with a recorded date and time — including disqualifications — plus reconstructed relay legs (marked). Assembled in the browser from this page’s data.
Progression
Faster times are higher. One card per event, all courses & history.