Mary Kate Barnwell
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 24.33 | AAA+0.54s to AAAA·Sectionals ✓+0.44s to Futures | 2026-03-28 | 2026 EZ North Speedo Short Course Sectionalsvenue |
| 100 Freestyle | SCY | 52.70 | AAA+1.01s to AAAA·Sectionals ✓+0.81s to Futures | 2026-03-29 | 2026 EZ North Speedo Short Course Sectionalsvenue |
| 200 Freestyle | SCY | 2:02.61 | A+0.32s to AA·+7.62s to Sectionals | 2025-11-16 | 2025 NECRA Nov Distance & Specialty Meet - covenue |
| 500 Freestyle | SCY | 5:46.80 | BB+2.51s to A·+38.01s to Sectionals | 2024-12-13 | 2024 NE SHAWMUT Candy Cane Classicvenue |
| 50 Backstroke | SCY | 27.91 | AA+0.22s to AAA·+1.62s to Futures | 2025-12-19 | 2026 NE NSSC Senior Championshipsvenue |
| 100 Backstroke | SCY | 58.72 | AA+0.23s to AAA·Sectionals ✓+1.63s to Futures | 2026-03-01 | 2026 NE CRIM 15-18 AG Championshipsvenue |
| 200 Backstroke | SCY | 2:12.03 | AA+5.04s to AAA·+3.14s to Sectionals | 2026-02-28 | 2026 NE CRIM 15-18 AG Championshipsvenue |
| 100 Breaststroke | SCY | 1:20.79 | B+1.30s to BB·+12.60s to Sectionals | 2025-02-02 | 2025 NE NCY 35th Annual NCY Pentathlonvenue |
| 200 Breaststroke | SCY | 3:07.78 | +0.99s to B·+38.39s to Sectionals | 2024-11-23 | 2024 NE HYV YMCA Thanksgiving Invitationalvenue |
| 50 Butterfly | SCY | 26.98 | AAA+0.89s to AAAA·+1.29s to Futures | 2026-03-01 | 2026 NE CRIM 15-18 AG Championshipsvenue |
| 100 Butterfly | SCY | 59.69 | AA+1.50s to AAA·+1.20s to Sectionals | 2025-03-28 | 2025 EZ North Speedo Short Course Sectionalsvenue |
| 200 Butterfly | SCY | 2:23.59 | BB+2.10s to A·+11.50s to Sectionals | 2025-01-18 | 2025 NE KCY SENECY Winter Carnivalvenue |
| 200 Individual Medley | SCY | 2:24.39 | BB+2.00s to A·+13.70s to Sectionals | 2024-12-13 | 2024 NE SHAWMUT Candy Cane Classicvenue |
| 400 Individual Medley | SCY | 5:15.91 | BB+12.42s to A·+37.52s to Sectionals | 2025-01-05 | 2025 NE KCY A New Year's Splashvenue |
| 50 Freestyle | LCM | 27.58 | AAA+0.49s to AAAA·Sectionals ✓+0.19s to Futures | 2026-07-11 | 2026 NE CS LCM Senior Championshipsvenue |
| 100 Freestyle | LCM | 1:00.46 | AAA+1.77s to AAAA·Sectionals ✓+1.17s to Futures | 2026-07-12 | 2026 NE CS LCM Senior Championshipsvenue |
| 200 Freestyle | LCM | 2:17.71 | AA+4.62s to AAA·+6.82s to Sectionals | 2026-06-13 | 2026 NE CS Summer Solsticevenue |
| 400 Freestyle | LCM | 4:54.98 | A+1.09s to AA·+17.29s to Sectionals | 2026-06-12 | 2026 NE CS Summer Solsticevenue |
| 800 Freestyle | LCM | 10:51.29 | BB+15.90s to A·+81.30s to Sectionals | 2025-05-18 | 2025 NE KCY A Invitationalvenue |
| 1500 Freestyle | LCM | 21:10.79 | BB+58.90s to A·+174.00s to Sectionals | 2025-05-09 | 2025 NE SUN Leap into Long Coursevenue |
| 50 Backstroke | LCM | 30.91 | AAAA·+0.02s to Futures | 2026-07-10 | 2026 NE CS LCM Senior Championshipsvenue |
| 100 Backstroke | LCM | 1:06.42 | AAA+1.13s to AAAA·Futures ✓+1.63s to Winter JNs | 2026-07-11 | 2026 NE CS LCM Senior Championshipsvenue |
| 200 Backstroke | LCM | 2:40.12 | A+5.13s to AA·+13.93s to Sectionals | 2024-06-23 | 2024 NE KCY A Beat the Heat Meetvenue |
| 100 Breaststroke | LCM | 1:34.17 | B+2.88s to BB·+16.28s to Sectionals | 2026-04-12 | 2026 NE CS Season Openervenue |
| 50 Butterfly | LCM | 29.45 | AAA+0.26s to AAAA·Futures ✓+1.06s to Jr Nationals | 2026-07-12 | 2026 NE CS LCM Senior Championshipsvenue |
| 100 Butterfly | LCM | 1:08.13 | AA+1.84s to AAA·+1.84s to Sectionals | 2026-07-10 | 2026 NE CS LCM Senior Championshipsvenue |
| 200 Butterfly | LCM | 2:52.61 | BB+12.72s to A·+23.52s to Sectionals | 2026-05-31 | 2026 NE RIAC Sail Away on the Ferryvenue |
| 200 Individual Medley | LCM | 2:49.07 | BB+5.48s to A·+20.68s to Sectionals | 2025-05-31 | 2024 NE KING-CAC Almost Summer Invitevenue |
| 400 Individual Medley | LCM | 6:00.47 | BB+13.48s to A·+39.98s to Sectionals | 2026-04-12 | 2026 NE CS Season Openervenue |
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 | 23.94 | flying | 200 Medley Relay (leg 4) | 2026-03-28 | 2026 EZ North Speedo Short Course Sectionals |
| 50 Freestyle | SCY | 24.03 | flying | 200 Free Relay (leg 2) | 2026-03-29 | 2026 EZ North Speedo Short Course Sectionals |
| 100 Freestyle | SCY | 53.20 | flying | 400 Free Relay (leg 3) | 2026-03-28 | 2026 EZ North Speedo Short Course Sectionals |
| 100 Freestyle | SCY | 53.29 | flying | 400 Medley Relay (leg 4) | 2026-03-29 | 2026 EZ North Speedo Short Course Sectionals |
| 50 Backstroke | SCY | 31.89 | flat | 200 Medley Relay | 2025-01-18 | 2025 NE KCY SENECY Winter Carnival |
| 50 Butterfly | SCY | 28.66 | flying | 200 Medley Relay (leg 3) | 2025-09-28 | 2025 NE CRIM Battle of the branches - copied |
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
3567 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:46.80 | 630 |
| 200 BK SCY | 2:12.03 | 733 |
| 200 BR SCY | 3:07.78 | 401 |
| 200 FL SCY | 2:23.59 | 614 |
| 200 IM SCY | 2:24.39 | 613 |
| 400 IM SCY | 5:15.91 | 576 |
IMR 17-18 · LCM
3515 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:17.71 | 762 |
| 100 BK LCM | 1:06.42 | 915 |
| 100 BR LCM | 1:34.17 | 467 |
| 100 FL LCM | 1:08.13 | 779 |
| 200 IM LCM | 2:49.07 | 592 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 52.70
Front half 25.14s · back half 27.56s
200 Freestyle SCY 2:02.61
Front half 57.87s · back half 64.74s
500 Freestyle SCY 5:46.80
Front half 170.40s · back half 176.40s
100 Backstroke SCY 58.72
Front half 28.24s · back half 30.48s
200 Backstroke SCY 2:12.03
Front half 63.84s · back half 68.19s
100 Breaststroke SCY 1:20.79
Front half 38.19s · back half 42.60s
200 Breaststroke SCY 3:07.78
Front half 89.45s · back half 98.33s
100 Butterfly SCY 59.69
Front half 28.16s · back half 31.53s
200 Butterfly SCY 2:23.59
Front half 67.88s · back half 75.71s
200 Individual Medley SCY 2:24.39
Front half 65.36s · back half 79.03s
400 Individual Medley SCY 5:15.91
Front half 151.99s · back half 163.92s
100 Freestyle LCM 1:00.46
Front half 28.68s · back half 31.78s
200 Freestyle LCM 2:17.71
Front half 65.55s · back half 72.16s
400 Freestyle LCM 4:54.98
Front half 145.52s · back half 149.46s
800 Freestyle LCM 10:51.29
Front half 322.43s · back half 328.86s
1500 Freestyle LCM 21:10.79
Front half 629.44s · back half 641.35s
100 Backstroke LCM 1:06.42
Front half 32.51s · back half 33.91s
200 Backstroke LCM 2:40.12
Front half 78.06s · back half 82.06s
100 Breaststroke LCM 1:34.17
Front half 44.99s · back half 49.18s
100 Butterfly LCM 1:08.13
Front half 31.45s · back half 36.68s
200 Individual Medley LCM 2:49.07
Front half 76.06s · back half 93.01s
400 Individual Medley LCM 6:00.47
Front half 172.86s · back half 187.61s
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.
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.