Joslynn Jacobson
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 29.38 | BB+0.79s to A | 2024-09-28 | 2024 Jeff Mortenson Invite slow pool |
| 100 Freestyle | SCY | 55.77 | AAA+1.38s to AAAA | 2026-03-21 | 2026 Mountain West Age Group Champs venue |
| 200 Freestyle | SCY | 1:59.97 | AAA+1.68s to AAAA | 2026-03-22 | 2026 Mountain West Age Group Champs venue |
| 500 Freestyle | SCY | 5:21.57 | AAA+6.08s to AAAA | 2026-03-19 | 2026 Mountain West Age Group Champs venue |
| 1000 Freestyle | SCY | 11:21.53 | AAA+24.64s to AAAA | 2025-12-04 | 2025 Holiday Swim Festival |
| 1650 Freestyle | SCY | 18:36.44 | AAA+23.85s to AAAA | 2025-12-04 | 2025 Holiday Swim Festival |
| 50 Backstroke | SCY | 30.44 | AA+1.15s to AAA | 2025-03-22 | Southwest Age Group Regional 2025 venue |
| 100 Backstroke | SCY | 1:04.55 | AA+2.26s to AAA | 2025-03-08 | 2025 NMS Short Course State Championships venue |
| 200 Backstroke | SCY | 2:09.57 | AAA+1.38s to AAAA | 2026-03-22 | 2026 Mountain West Age Group Champs venue |
| 50 Breaststroke | SCY | 37.25 | BB+0.26s to A | 2025-02-15 | 2025 Last Chance Meet venue |
| 100 Breaststroke | SCY | 1:23.37 | BB+5.38s to A | 2025-02-16 | 2025 Last Chance Meet venue |
| 200 Breaststroke | SCY | 2:53.01 | BB+5.02s to A | 2025-02-15 | 2025 Last Chance Meet venue |
| 50 Butterfly | SCY | 29.36 | AA+0.57s to AAA | 2025-02-16 | 2025 Last Chance Meet venue |
| 100 Butterfly | SCY | 1:04.22 | AA+2.23s to AAA | 2025-12-04 | 2025 Holiday Swim Festival |
| 200 Butterfly | SCY | 2:13.42 | AAA+1.23s to AAAA | 2026-03-20 | 2026 Mountain West Age Group Champs venue |
| 100 Individual Medley | SCY | 1:12.07 | 2024-12-07 | 2024 Holiday Swim Festival venue | |
| 200 Individual Medley | SCY | 2:17.00 | AAA+4.51s to AAAA | 2026-03-21 | 2026 Mountain West Age Group Champs venue |
| 400 Individual Medley | SCY | 4:43.76 | AAA+3.17s to AAAA | 2026-03-20 | 2026 Mountain West Age Group Champs venue |
| 50 Freestyle | LCM | 31.44 | A+0.15s to AA | 2025-06-20 | 2025 NM Sprint Shoot Out venue |
| 100 Freestyle | LCM | 1:09.94 | A+1.95s to AA | 2024-06-20 | 2024 NM Sprint Shoot Out |
| 200 Freestyle | LCM | 2:24.90 | AA+3.11s to AAA | 2025-06-21 | 2025 NM Sprint Shoot Out venue |
| 400 Freestyle | LCM | 4:49.09 | AAA+4.70s to AAAA | 2026-01-01 | BEAST Aquatics LLC |
| 50 Backstroke | LCM | 36.05 | A+0.06s to AA | 2025-08-08 | 2025 Western Zone Age Group Championships fast pool |
| 100 Backstroke | LCM | 1:11.93 | AAA+2.54s to AAAA | 2025-08-06 | 2025 Western Zone Age Group Championships fast pool |
| 200 Backstroke | LCM | 2:32.76 | AAA+2.97s to AAAA | 2025-08-07 | 2025 Western Zone Age Group Championships fast pool |
| 100 Breaststroke | LCM | 1:37.96 | B+0.67s to BB | 2026-05-01 | 2026 LCAT Suntan Classic |
| 50 Butterfly | LCM | 32.13 | AAA+1.24s to AAAA | 2025-08-07 | 2025 Western Zone Age Group Championships fast pool |
| 100 Butterfly | LCM | 1:08.98 | AAA+1.59s to AAAA | 2026-01-01 | BEAST Aquatics LLC |
| 200 Butterfly | LCM | 2:36.13 | AAA+5.14s to AAAA | 2026-01-01 | BEAST Aquatics LLC |
| 200 Individual Medley | LCM | 2:33.33 | AAA+1.54s to AAAA | 2026-01-01 | BEAST Aquatics LLC |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 13.
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 | 26.47 | flying | 200 Free Relay (leg 4) | 2025-12-05 | 2025 Holiday Swim Festival |
| 100 Freestyle | SCY | 58.44 | flying | 400 Free Relay (leg 4) | 2025-03-09 | 2025 NMS Short Course State Championships |
| 50 Butterfly | SCY | 31.30 | flying | 200 Medley Relay (leg 3) | 2024-12-07 | 2024 Holiday Swim Festival |
| 100 Butterfly | SCY | 1:07.02 | flying | 400 Medley Relay (leg 3) | 2025-03-21 | Southwest Age Group Regional 2025 |
| 100 Freestyle | LCM | 1:14.81 | flying | 400 Free Relay (leg 4) | 2024-07-12 | 2024 NM Long Course State Championships |
| 50 Backstroke | LCM | 38.65 | flat | 200 Medley Relay | 2024-07-14 | 2024 NM Long Course State Championships |
| 50 Butterfly | LCM | 39.87 | flying | 200 Medley Relay (leg 3) | 2024-07-12 | 2024 NM Long Course State Championships |
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
4973 points (6/6 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:21.57 | 888 |
| 200 BK SCY | 2:09.57 | 893 |
| 200 BR SCY | 2:53.01 | 568 |
| 200 FL SCY | 2:13.42 | 891 |
| 200 IM SCY | 2:17.00 | 830 |
| 400 IM SCY | 4:43.76 | 903 |
IMR 13-14 · LCM
3794 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:24.90 | 747 |
| 100 BK LCM | 1:11.93 | 818 |
| 100 BR LCM | 1:37.96 | 481 |
| 100 FL LCM | 1:08.98 | 851 |
| 200 IM LCM | 2:33.33 | 897 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 55.77
Front half 27.01s · back half 28.76s
200 Freestyle SCY 1:59.97
Front half 57.50s · back half 62.47s
500 Freestyle SCY 5:21.57
Front half 157.66s · back half 163.91s
1650 Freestyle SCY 18:36.44
100 Backstroke SCY 1:04.55
Front half 30.97s · back half 33.58s
200 Backstroke SCY 2:09.57
Front half 62.14s · back half 67.43s
100 Breaststroke SCY 1:23.37
Front half 39.86s · back half 43.51s
200 Breaststroke SCY 2:53.01
Front half 83.20s · back half 89.81s
100 Butterfly SCY 1:04.22
Front half 29.84s · back half 34.38s
200 Butterfly SCY 2:13.42
Front half 62.98s · back half 70.44s
100 Individual Medley SCY 1:12.07
Front half 32.93s · back half 39.14s
200 Individual Medley SCY 2:17.00
Front half 62.48s · back half 74.52s
400 Individual Medley SCY 4:43.76
Front half 132.14s · back half 151.62s
200 Freestyle LCM 2:24.90
Front half 70.39s · back half 74.51s
400 Freestyle LCM 4:49.09
Front half 140.47s · back half 148.62s
100 Backstroke LCM 1:11.93
Front half 35.03s · back half 36.90s
200 Backstroke LCM 2:32.76
Front half 74.19s · back half 78.57s
100 Breaststroke LCM 1:37.96
Front half 46.60s · back half 51.36s
100 Butterfly LCM 1:08.98
Front half 32.74s · back half 36.24s
200 Butterfly LCM 2:36.13
Front half 73.66s · back half 82.47s
200 Individual Medley LCM 2:33.33
Front half 69.74s · back half 83.59s
Progression
Faster times are higher. One card per event, all courses & history.