swimSam Jacobson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 23.06 | 2024-03-23 | 2024 Maryland 8 & Under Championship Meet venue | |
| 50 Freestyle | SCY | 38.20 | B+2.11s to BB | 2026-03-22 | 2026 Maryland 9-10 B Championship Meet fast pool |
| 100 Freestyle | SCY | 1:29.77 | B+8.58s to BB | 2026-03-21 | 2026 Maryland 9-10 B Championship Meet fast pool |
| 25 Backstroke | SCY | 27.82 | 2023-11-04 | 2023 Bridget Vache Memorial MAC Fall Frenzy slow pool | |
| 50 Backstroke | SCY | 45.52 | B+2.23s to BB | 2026-03-21 | 2026 Maryland 9-10 B Championship Meet fast pool |
| 100 Backstroke | SCY | 1:42.50 | B+8.51s to BB | 2026-03-22 | 2026 Maryland 9-10 B Championship Meet fast pool |
| 50 Breaststroke | SCY | 1:01.39 | +6.80s to B | 2026-03-21 | 2026 Maryland 9-10 B Championship Meet fast pool |
| 100 Breaststroke | SCY | 2:12.03 | +11.74s to B | 2025-12-06 | 2025 Christmas Championships venue |
| 25 Butterfly | SCY | 29.90 | 2023-12-10 | 2023 NBAC Holiday 8 & U Invitational venue | |
| 100 Individual Medley | SCY | 2:10.68 | +25.69s to B | 2024-11-02 | 2024 Bridget Vache Memorial MAC Fall Frenzy slow pool |
| 200 Individual Medley | SCY | 3:59.16 | +16.17s to B | 2025-11-09 | 2025 CAC 5th Annual Zachary Spain Memorial Me fast pool |
| 50 Freestyle | LCM | 53.69 | +8.30s to B | 2025-04-05 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 100 Freestyle | LCM | 2:03.83 | +19.64s to B | 2025-04-04 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 50 Backstroke | LCM | 1:04.65 | +8.86s to B | 2025-04-04 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 100 Backstroke | LCM | 2:12.06 | +10.07s to B | 2025-04-05 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 50 Breaststroke | LCM | 1:20.33 | +18.14s to B | 2025-04-05 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 100 Breaststroke | LCM | 2:55.39 | +35.90s to B | 2025-04-04 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
| 50 Butterfly | LCM | 1:06.46 | +11.97s to B | 2025-04-04 | 2025 CAC Spring "Swimming to the 80s" LCM Sw venue |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 10.
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 | 55.06 | flying | 200 Free Relay (leg 3) | 2024-03-24 | 2024 Maryland 8 & Under Championship Meet |
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 10 & under · SCY
807 points (3/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 BK SCY | 1:42.50 | 326 |
| 100 BR SCY | 2:12.03 | 224 |
| 200 IM SCY | 3:59.16 | 257 |
| 200 FR SCY | — | 0 |
| 100 FL SCY | — | 0 |
IMR 10 & under · SCY
1068 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 100 FR SCY | 1:29.77 | 326 |
| 50 BK SCY | 45.52 | 366 |
| 50 BR SCY | 1:01.39 | 216 |
| 100 IM SCY | 2:10.68 | 160 |
| 50 FL SCY | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Backstroke SCY 1:42.50
Front half 49.22s · back half 53.28s
100 Breaststroke SCY 2:12.03
Front half 61.80s · back half 70.23s
100 Individual Medley SCY 2:10.68
Front half 60.53s · back half 70.15s
200 Individual Medley SCY 3:59.16
Front half 114.02s · back half 125.14s
100 Freestyle LCM 2:03.83
Front half 58.96s · back half 64.87s
100 Breaststroke LCM 2:55.39
Front half 89.27s · back half 86.12s
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.