Katherine Han
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 100 Freestyle | SCY | 1:00.94 | BB+0.05s to A | 2025-01-11 | Killer Whales Winter Age group Open venue |
| 200 Freestyle | SCY | 1:58.89 | AAA+3.50s to AAAA | 2026-03-06 | 2026 AMS Age Group Championships - copied fast pool |
| 500 Freestyle | SCY | 5:14.43 | AAA+5.14s to AAAA | 2026-01-23 | 2026 USAS IMX Games fast pool |
| 1000 Freestyle | SCY | 10:43.86 | AAA+4.77s to AAAA | 2026-03-08 | 2026 AMS Age Group Championships - copied fast pool |
| 1650 Freestyle | SCY | 18:00.78 | AAA+11.79s to AAAA | 2026-03-05 | 2026 AMS Age Group Championships - copied fast pool |
| 100 Backstroke | SCY | 1:07.23 | BB+1.04s to A | 2025-01-12 | Killer Whales Winter Age group Open venue |
| 200 Backstroke | SCY | 2:16.16 | AA+4.27s to AAA | 2026-01-24 | 2026 USAS IMX Games fast pool |
| 50 Breaststroke | SCY | 35.63 | A+1.04s to AA | 2025-01-12 | Killer Whales Winter Age group Open venue |
| 100 Breaststroke | SCY | 1:18.75 | BB+2.66s to A | 2025-01-11 | Killer Whales Winter Age group Open venue |
| 200 Breaststroke | SCY | 2:37.97 | A+1.08s to AA | 2026-01-24 | 2026 USAS IMX Games fast pool |
| 50 Butterfly | SCY | 27.39 | AAA+0.40s to AAAA | 2026-03-06 | 2026 AMS Age Group Championships - copied fast pool |
| 100 Butterfly | SCY | 59.91 | AAA+2.22s to AAAA | 2026-03-08 | 2026 AMS Age Group Championships - copied fast pool |
| 200 Butterfly | SCY | 2:11.50 | AAA+2.91s to AAAA | 2026-01-23 | 2026 USAS IMX Games fast pool |
| 100 Individual Medley | SCY | 1:07.84 | 2023-11-19 | The 2023 Mark J. Braun Fall Classic venue | |
| 200 Individual Medley | SCY | 2:13.20 | AAA+3.81s to AAAA | 2026-01-23 | 2026 USAS IMX Games fast pool |
| 400 Individual Medley | SCY | 4:44.61 | AAA+10.02s to AAAA | 2026-01-24 | 2026 USAS IMX Games fast pool |
| 50 Freestyle | LCM | 30.68 | AA+1.29s to AAA | 2024-06-16 | 2024 AM LC MLAC Summer Celebration slow pool |
| 100 Freestyle | LCM | 1:08.26 | A+1.57s to AA | 2024-06-02 | 2024 AM LC HD Age Group Open venue |
| 200 Freestyle | LCM | 2:16.98 | AAA+5.39s to AAAA | 2026-05-14 | 2026 EZ LC Speedo Super Sectionals |
| 400 Freestyle | LCM | 4:51.02 | AA+1.23s to AAA | 2026-05-14 | 2026 EZ LC Speedo Super Sectionals |
| 800 Freestyle | LCM | 10:29.65 | A+0.36s to AA | 2024-07-14 | 2024 AM WV LCM Age Group Championships venue |
| 1500 Freestyle | LCM | 19:54.76 | AA+37.67s to AAA | 2024-07-11 | 2024 AM WV LCM Age Group Championships venue |
| 50 Backstroke | LCM | 36.95 | BB+0.36s to A | 2025-06-01 | 2025 AM LC HD Age Group Open venue |
| 100 Backstroke | LCM | 1:15.45 | A+1.56s to AA | 2024-07-12 | 2024 AM WV LCM Age Group Championships venue |
| 200 Backstroke | LCM | 2:41.03 | A+1.74s to AA | 2024-07-14 | 2024 AM WV LCM Age Group Championships venue |
| 50 Breaststroke | LCM | 42.36 | BB+1.27s to A | 2025-05-31 | 2025 AM LC HD Age Group Open venue |
| 100 Breaststroke | LCM | 1:25.18 | A+0.99s to AA | 2025-08-06 | 2025 EZ LC Age Group Championship fast pool |
| 200 Breaststroke | LCM | 3:05.18 | A+3.79s to AA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 50 Butterfly | LCM | 31.85 | AA+0.46s to AAA | 2024-08-07 | 2024 EZ LC Age Group Championship |
| 100 Butterfly | LCM | 1:07.45 | AAA+1.86s to AAAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
| 200 Butterfly | LCM | 2:33.95 | AAA+6.36s to AAAA | 2026-05-14 | 2026 EZ LC Speedo Super Sectionals |
| 200 Individual Medley | LCM | 2:34.54 | AAA+6.45s to AAAA | 2025-08-06 | 2025 EZ LC Age Group Championship fast pool |
| 400 Individual Medley | LCM | 5:22.03 | AAA+8.14s to AAAA | 2025-08-06 | 2025 EZ LC Age Group Championship |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 14.
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.87 | flying | 200 Free Relay (leg 2) | 2026-03-07 | 2026 AMS Age Group Championships - copied |
| 100 Freestyle | SCY | 57.27 | flying | 400 Free Relay (leg 2) | 2026-03-08 | 2026 AMS Age Group Championships - copied |
| 50 Butterfly | SCY | 28.07 | flying | 200 Medley Relay (leg 3) | 2026-03-07 | 2026 AMS Age Group Championships - copied |
| 100 Freestyle | LCM | 1:11.10 | flying | 400 Free Relay (leg 2) | 2024-08-09 | 2024 EZ LC Age Group Championship |
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
5193 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:14.43 | 950 |
| 200 BK SCY | 2:16.16 | 769 |
| 200 BR SCY | 2:37.97 | 746 |
| 200 FL SCY | 2:11.50 | 930 |
| 200 IM SCY | 2:13.20 | 903 |
| 400 IM SCY | 4:44.61 | 895 |
IMR 13-14 · LCM
4112 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:16.98 | 884 |
| 100 BK LCM | 1:15.45 | 709 |
| 100 BR LCM | 1:25.18 | 732 |
| 100 FL LCM | 1:07.45 | 911 |
| 200 IM LCM | 2:34.54 | 876 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:00.94
Front half 29.66s · back half 31.28s
200 Freestyle SCY 1:58.89
Front half 56.97s · back half 61.92s
500 Freestyle SCY 5:14.43
Front half 153.80s · back half 160.63s
1000 Freestyle SCY 10:43.86
Front half 321.49s · back half 322.37s
1650 Freestyle SCY 18:00.78
100 Backstroke SCY 1:07.23
Front half 32.56s · back half 34.67s
200 Backstroke SCY 2:16.16
Front half 65.89s · back half 70.27s
100 Breaststroke SCY 1:18.75
Front half 37.12s · back half 41.63s
200 Breaststroke SCY 2:37.97
Front half 75.72s · back half 82.25s
100 Butterfly SCY 59.91
Front half 27.99s · back half 31.92s
200 Butterfly SCY 2:11.50
Front half 62.27s · back half 69.23s
100 Individual Medley SCY 1:07.84
Front half 31.26s · back half 36.58s
200 Individual Medley SCY 2:13.20
Front half 62.37s · back half 70.83s
400 Individual Medley SCY 4:44.61
Front half 135.52s · back half 149.09s
100 Freestyle LCM 1:08.26
Front half 33.02s · back half 35.24s
1500 Freestyle LCM 19:54.76
Front half 589.91s · back half 604.85s
100 Backstroke LCM 1:15.45
Front half 36.51s · back half 38.94s
200 Backstroke LCM 2:41.03
Front half 77.87s · back half 83.16s
100 Breaststroke LCM 1:25.18
Front half 39.93s · back half 45.25s
200 Individual Medley LCM 2:34.54
Front half 71.70s · back half 82.84s
Progression
Faster times are higher. One card per event, all courses & history.