swimMcKenzie Ryu
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 25.84 | AA+0.85s to AAA·Sectionals ✓+1.95s to Futures | 2025-11-07 | 2025 Legends of Coaching Series_Peter Daland venue |
| 100 Freestyle | SCY | 54.56 | AA+0.47s to AAA·Sectionals ✓+2.67s to Futures | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 200 Freestyle | SCY | 1:56.90 | AAA+5.21s to AAAA·Sectionals ✓+4.61s to Futures | 2025-11-08 | 2025 Legends of Coaching Series_Peter Daland venue |
| 500 Freestyle | SCY | 5:18.95 | AA+3.36s to AAA·Sectionals ✓+16.36s to Futures | 2025-12-14 | 2025 CA GWSC Winter Age Group Invitational venue |
| 50 Backstroke | SCY | 28.17 | AA+0.48s to AAA·+1.88s to Futures | 2026-02-27 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 100 Backstroke | SCY | 59.31 | AA+0.82s to AAA·Sectionals ✓+2.22s to Futures | 2025-12-12 | 2025 CA GWSC Winter Age Group Invitational venue |
| 200 Backstroke | SCY | 2:04.00 | AAA+2.81s to AAAA·Futures ✓+4.61s to Winter JNs | 2026-03-01 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 100 Breaststroke | SCY | 1:15.43 | BB+2.04s to A·+4.84s to Sectionals | 2026-02-14 | 2026 Senior "Q Meet: SC Invite by GOLD & TST venue |
| 100 Butterfly | SCY | 58.91 | AA+0.72s to AAA·Sectionals ✓+2.32s to Futures | 2026-02-27 | 2026 SI CA/NV Speedo Sectionals Oceanside venue |
| 200 Butterfly | SCY | 2:26.01 | BB+4.52s to A·+9.82s to Sectionals | 2026-01-19 | 2026 CA Trident Swim Club Winter Invite - cop venue |
| 200 Individual Medley | SCY | 2:15.76 | AA+5.17s to AAA·Sectionals ✓+9.37s to Futures | 2026-02-16 | 2026 Senior "Q Meet: SC Invite by GOLD & TST venue |
| 400 Individual Medley | SCY | 4:43.71 | AA+5.52s to AAA·Sectionals ✓+13.02s to Futures | 2026-02-14 | 2026 Senior "Q Meet: SC Invite by GOLD & TST venue |
| 50 Freestyle | LCM | 30.20 | A+0.51s to AA·+0.61s to Sectionals | 2025-06-15 | 2025 June Age Group Invite venue |
| 100 Freestyle | LCM | 1:02.82 | AA+1.33s to AAA·Sectionals ✓+3.53s to Futures | 2026-06-12 | 2026 SCS June AG Invite venue |
| 200 Freestyle | LCM | 2:16.66 | AA+3.57s to AAA·Sectionals ✓+8.87s to Futures | 2025-06-12 | 2025 June Age Group Invite venue |
| 400 Freestyle | LCM | 4:50.47 | AA+9.38s to AAA·Sectionals ✓+21.68s to Futures | 2025-06-14 | 2025 June Age Group Invite venue |
| 50 Backstroke | LCM | 33.33 | AA+0.84s to AAA·+2.44s to Futures | 2026-06-11 | 2026 SCS June AG Invite venue |
| 100 Backstroke | LCM | 1:10.11 | AA+1.72s to AAA·Sectionals ✓+3.32s to Futures | 2026-05-24 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 200 Backstroke | LCM | 2:31.01 | AA+2.82s to AAA·Sectionals ✓+7.02s to Futures | 2026-05-23 | 2026 CA 30th NOVA-Speedo Grand Challenge venue |
| 50 Butterfly | LCM | 30.55 | AAA+1.36s to AAAA·+1.06s to Futures | 2026-06-13 | 2026 SCS June AG Invite venue |
| 100 Butterfly | LCM | 1:06.15 | AAA+2.86s to AAAA·Sectionals ✓+1.46s to Futures | 2026-06-11 | 2026 SCS June AG Invite venue |
| 200 Individual Medley | LCM | 2:34.65 | AA+4.76s to AAA·Sectionals ✓+8.46s to Futures | 2026-06-12 | 2026 SCS June AG Invite venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 17.
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 | SCY | 25.90 | flat | 200 Free Relay | 2024-12-14 | 2024 CA GWSC/SCS WAG |
| 200 Freestyle | SCY | 1:57.71 | flying | 800 Free Relay (leg 2) | 2026-02-26 | 2026 SI CA/NV Speedo Sectionals Oceanside |
| 50 Backstroke | SCY | 31.18 | flat | 200 Medley Relay | 2024-12-15 | 2024 CA GWSC/SCS WAG |
| 100 Backstroke | SCY | 59.23 | flat | 400 Medley Relay | 2026-02-27 | 2026 SI CA/NV Speedo Sectionals Oceanside |
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
3813 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:18.95 | 810 |
| 200 BK SCY | 2:04.00 | 885 |
| 200 FL SCY | 2:26.01 | 584 |
| 200 IM SCY | 2:15.76 | 738 |
| 400 IM SCY | 4:43.71 | 796 |
| 200 BR SCY | — | 0 |
IMR 17-18 · SCY
3798 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:56.90 | 842 |
| 100 BK SCY | 59.31 | 797 |
| 100 BR SCY | 1:15.43 | 599 |
| 100 FL SCY | 58.91 | 822 |
| 200 IM SCY | 2:15.76 | 738 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 54.56
Front half 26.48s · back half 28.08s
200 Freestyle SCY 1:56.90
Front half 56.55s · back half 60.35s
500 Freestyle SCY 5:18.95
Front half 158.87s · back half 160.08s
100 Backstroke SCY 59.31
Front half 29.22s · back half 30.09s
200 Backstroke SCY 2:04.00
Front half 60.32s · back half 63.68s
100 Breaststroke SCY 1:15.43
Front half 36.50s · back half 38.93s
100 Butterfly SCY 58.91
Front half 27.67s · back half 31.24s
200 Butterfly SCY 2:26.01
Front half 69.98s · back half 76.03s
200 Individual Medley SCY 2:15.76
Front half 62.10s · back half 73.66s
400 Individual Medley SCY 4:43.71
Front half 135.21s · back half 148.50s
100 Freestyle LCM 1:02.82
Front half 30.31s · back half 32.51s
200 Freestyle LCM 2:16.66
Front half 66.29s · back half 70.37s
400 Freestyle LCM 4:50.47
Front half 144.36s · back half 146.11s
100 Backstroke LCM 1:10.11
Front half 34.21s · back half 35.90s
200 Backstroke LCM 2:31.01
Front half 73.91s · back half 77.10s
100 Butterfly LCM 1:06.15
Front half 31.91s · back half 34.24s
200 Individual Medley LCM 2:34.65
Front half 70.68s · back half 83.97s
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.