swimJamie Brinsfield
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 20.88 | AAA+0.19s to AAAA·Futures ✓+0.39s to Winter JNs | 2025-12-13 | 2025 Katie Ledecky Invitationalvenue |
| 100 Freestyle | SCY | 44.87 | AAAA·Winter JNs ✓+0.48s to Jr Nationals | 2025-12-14 | 2025 Katie Ledecky Invitationalvenue |
| 200 Freestyle | SCY | 1:40.00 | AAAA·Futures ✓+1.61s to Winter JNs | 2025-12-12 | 2025 Katie Ledecky Invitationalvenue |
| 500 Freestyle | SCY | 4:54.71 | AA+8.02s to AAA·+8.62s to Sectionals | 2023-03-25 | 2023 EZ Southern Region Speedo Champ Seriesvenue |
| 100 Backstroke | SCY | 52.20 | AA+0.61s to AAA·Sectionals ✓+0.71s to Futures | 2025-12-13 | 2025 Katie Ledecky Invitationalvenue |
| 100 Butterfly | SCY | 51.49 | AAA+2.30s to AAAA·Sectionals ✓+0.90s to Futures | 2025-12-12 | 2025 Katie Ledecky Invitationalvenue |
| 200 Individual Medley | SCY | 1:53.76 | AAA+2.87s to AAAA·Futures ✓+4.17s to Winter JNs | 2025-12-14 | 2025 Katie Ledecky Invitationalvenue |
| 50 Freestyle | LCM | 24.06 | AAA+0.07s to AAAA·Winter JNs ✓+0.27s to Jr Nationals | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
| 100 Freestyle | LCM | 52.81 | AAA+0.12s to AAAA·Futures ✓+0.22s to Winter JNs | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
| 200 Freestyle | LCM | 1:58.87 | AAA+3.68s to AAAA·Sectionals ✓+1.08s to Futures | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
| 50 Backstroke | LCM | 28.59 | AAA+0.60s to AAAA·Sectionals ✓+0.70s to Futures | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
| 100 Backstroke | LCM | 1:01.65 | AA+0.26s to AAA·Sectionals ✓+1.06s to Futures | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
| 200 Backstroke | LCM | 2:15.48 | AA+1.69s to AAA·Sectionals ✓+3.59s to Futures | 2025-07-25 | 2025 NCSA Summer Swimming Championships |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 18.
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 | 20.79 | flying | 200 Free Relay (leg 4) | 2025-12-12 | 2025 Katie Ledecky Invitational |
| 50 Freestyle | SCY | 20.76 | flying | 200 Medley Relay (leg 4) | 2025-12-12 | 2025 Katie Ledecky Invitational |
| 100 Freestyle | SCY | 44.83 | flat | 400 Free Relay | 2025-12-14 | 2025 Katie Ledecky Invitational |
| 100 Freestyle | SCY | 45.05 | flying | 400 Medley Relay (leg 4) | 2025-12-13 | 2025 Katie Ledecky Invitational |
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
1707 points (2/6 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 4:54.71 | 789 |
| 200 IM SCY | 1:53.76 | 918 |
| 200 BK SCY | — | 0 |
| 200 BR SCY | — | 0 |
| 200 FL SCY | — | 0 |
| 400 IM SCY | — | 0 |
IMR 17-18 · SCY
3610 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR SCY | 1:40.00 | 1005 |
| 100 BK SCY | 52.20 | 821 |
| 100 FL SCY | 51.49 | 866 |
| 200 IM SCY | 1:53.76 | 918 |
| 100 BR SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 44.87
Front half 21.53s · back half 23.34s
200 Freestyle SCY 1:40.00
Front half 47.88s · back half 52.12s
500 Freestyle SCY 4:54.71
Front half 143.26s · back half 151.45s
100 Backstroke SCY 52.20
Front half 25.33s · back half 26.87s
100 Butterfly SCY 51.49
Front half 23.90s · back half 27.59s
200 Individual Medley SCY 1:53.76
Front half 53.09s · back half 60.67s
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.