Katherine Carlson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.90 | A+0.81s to AA | 2026-03-01 | 2026 PN February AGI, Div 1-Approved fast pool |
| 100 Freestyle | SCY | 58.55 | A+1.96s to AA | 2026-01-18 | 2026 PN VAST 49th Annual Washington Open- APP venue |
| 200 Freestyle | SCY | 2:05.99 | A+3.70s to AA | 2025-11-14 | 2025 WIAA 3A Girls H.S. State Swim Champs-OB venue |
| 500 Freestyle | SCY | 5:42.13 | A+12.14s to AA | 2026-02-20 | 2026 PN SRST Champs Qualifier- Approved venue |
| 50 Backstroke | SCY | 30.10 | A+1.21s to AA | 2026-03-01 | 2026 PN February AGI, Div 1-Approved fast pool |
| 100 Backstroke | SCY | 1:04.09 | BB+0.20s to A | 2025-11-07 | 2025 NW District I 3A Girls HS Dist. Champ OB venue |
| 200 Backstroke | SCY | 2:22.33 | BB+3.84s to A | 2025-10-25 | 2025 PN TAC Fall Thunderbird Open venue |
| 50 Breaststroke | SCY | 40.68 | B+2.59s to BB | 2025-02-22 | 2025 PN SRST Champs Qualifier venue |
| 100 Breaststroke | SCY | 1:23.01 | B+3.52s to BB | 2024-10-12 | 2024 PN CSC Fall Classic Invitational venue |
| 50 Butterfly | SCY | 29.84 | A+1.25s to AA | 2026-02-28 | 2026 PN February AGI, Div 1-Approved fast pool |
| 100 Butterfly | SCY | 1:07.99 | BB+4.50s to A | 2026-02-22 | 2026 PN SRST Champs Qualifier- Approved venue |
| 200 Butterfly | SCY | 2:30.67 | BB+9.18s to A | 2026-01-18 | 2026 PN VAST 49th Annual Washington Open- APP venue |
| 100 Individual Medley | SCY | 1:11.78 | 2025-06-22 | 2025 PN SRST StingRay Invitational venue | |
| 200 Individual Medley | SCY | 2:27.19 | BB+4.80s to A | 2025-10-11 | 2025 PN MMSC Fall Invite venue |
| 400 Individual Medley | SCY | 5:21.75 | BB+18.26s to A | 2025-06-20 | 2025 PN SRST StingRay Invitational venue |
| 50 Freestyle | LCM | 30.91 | A+1.22s to AA | 2026-06-14 | 2026 PN IST June Invtational- Approved venue |
| 100 Freestyle | LCM | 1:07.97 | BB+0.88s to A | 2026-06-13 | 2026 PN IST June Invtational- Approved venue |
| 200 Freestyle | LCM | 2:28.19 | BB+3.00s to A | 2026-06-14 | 2026 PN IST June Invtational- Approved venue |
| 400 Freestyle | LCM | 5:20.85 | BB+14.16s to A | 2026-06-13 | 2026 PN IST June Invtational- Approved venue |
| 1500 Freestyle | LCM | 22:24.22 | B+31.33s to BB | 2026-05-28 | 2026 IE VS Apple Capital slow pool |
| 50 Backstroke | LCM | 35.14 | A+1.15s to AA | 2026-06-13 | 2026 PN IST June Invtational- Approved venue |
| 100 Backstroke | LCM | 1:18.80 | BB+4.21s to A | 2025-04-26 | 2025 PN KING Spring Derby venue |
| 200 Backstroke | LCM | 2:49.32 | BB+7.63s to A | 2025-04-27 | 2025 PN KING Spring Derby venue |
| 50 Breaststroke | LCM | 46.34 | +0.05s to B | 2025-04-26 | 2025 PN KING Spring Derby venue |
| 100 Breaststroke | LCM | 1:38.27 | B+6.98s to BB | 2025-05-30 | 2025 IE VS Apple Capital slow pool |
| 50 Butterfly | LCM | 33.36 | A+1.37s to AA | 2026-06-13 | 2026 PN IST June Invtational- Approved venue |
| 100 Butterfly | LCM | 1:21.42 | B+3.13s to BB | 2026-06-14 | 2026 PN IST June Invtational- Approved venue |
| 200 Butterfly | LCM | 3:09.01 | +2.52s to B | 2025-06-28 | 2025 PN CSC 104th Annual Senior Seattle Open venue |
| 200 Individual Medley | LCM | 3:04.99 | B+7.80s to BB | 2025-05-31 | 2025 IE VS Apple Capital slow pool |
| 400 Individual Medley | LCM | 6:21.25 | B+5.36s to BB | 2025-05-29 | 2025 IE VS Apple Capital slow pool |
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 |
|---|---|---|---|---|---|---|
| 50 Freestyle | SCY | 28.81 | flat | 200 Free Relay | 2024-10-12 | 2024 PN CSC Fall Classic Invitational |
| 50 Freestyle | SCY | 26.60 | flying | 200 Free Relay (leg 2) | 2026-03-12 | 2026 Bellevue Club Premier Invite- Approved |
| 100 Freestyle | SCY | 58.98 | flat | 400 Free Relay | 2025-11-08 | 2025 NW District I 3A Girls HS Dist. Champ OB |
| 50 Backstroke | SCY | 30.02 | flat | 200 Medley Relay | 2025-11-08 | 2025 NW District I 3A Girls HS Dist. Champ OB |
| 100 Backstroke | SCY | 1:08.83 | flat | 400 Medley Relay | 2025-12-19 | 2025 WA State Senior SC Champs- APPROVED |
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
2898 points (5/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:42.13 | 656 |
| 200 BK SCY | 2:22.33 | 585 |
| 200 FL SCY | 2:30.67 | 532 |
| 200 IM SCY | 2:27.19 | 579 |
| 400 IM SCY | 5:21.75 | 546 |
| 200 BR SCY | — | 0 |
IMR 17-18 · SCY
2865 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 2:05.99 | 672 |
| 100 BK SCY | 1:04.09 | 631 |
| 100 BR SCY | 1:23.01 | 449 |
| 100 FL SCY | 1:07.99 | 534 |
| 200 IM SCY | 2:27.19 | 579 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 58.55
Front half 28.66s · back half 29.89s
200 Freestyle SCY 2:05.99 RT 0.71s
Front half 60.18s · back half 65.81s
500 Freestyle SCY 5:42.13
Front half 169.41s · back half 172.72s
100 Backstroke SCY 1:04.09
Front half 30.37s · back half 33.72s
200 Backstroke SCY 2:22.33
Front half 69.51s · back half 72.82s
100 Breaststroke SCY 1:23.01
Front half 39.58s · back half 43.43s
100 Butterfly SCY 1:07.99
Front half 31.99s · back half 36.00s
200 Butterfly SCY 2:30.67 RT 0.71s
Front half 70.72s · back half 79.95s
100 Individual Medley SCY 1:11.78
Front half 32.20s · back half 39.58s
200 Individual Medley SCY 2:27.19
Front half 67.96s · back half 79.23s
400 Individual Medley SCY 5:21.75
Front half 151.22s · back half 170.53s
200 Freestyle LCM 2:28.19
Front half 71.94s · back half 76.25s
400 Freestyle LCM 5:20.85 RT 0.71s
Front half 156.27s · back half 164.58s
1500 Freestyle LCM 22:24.22
100 Backstroke LCM 1:18.80 RT 0.73s
Front half 38.75s · back half 40.05s
200 Backstroke LCM 2:49.32 RT 0.71s
Front half 82.88s · back half 86.44s
100 Breaststroke LCM 1:38.27
Front half 47.12s · back half 51.15s
200 Butterfly LCM 3:09.01
Front half 88.82s · back half 100.19s
200 Individual Medley LCM 3:04.99
Front half 86.05s · back half 98.94s
400 Individual Medley LCM 6:21.25
Front half 181.44s · back half 199.81s
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.