swimJack Rollenhagen
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 17.81 | 2022-11-05 | 2022 CO ACES High Point Invite venue | |
| 50 Freestyle | SCY | 29.66 | BB+1.57s to A | 2026-01-04 | 2026 CO AAC Sprint Eliminator Invite venue |
| 100 Freestyle | SCY | 1:06.17 | BB+4.88s to A | 2026-03-07 | 2026 CO 14&U Silver State venue |
| 200 Freestyle | SCY | 2:25.93 | B+1.04s to BB | 2025-01-01 | 2025 CO CSI Pioneer Open |
| 500 Freestyle | SCY | 6:21.58 | BB+21.59s to A | 2026-03-08 | 2026 CO 14&U Silver State venue |
| 25 Backstroke | SCY | 18.77 | 2023-03-11 | 2023 CO Aces Mighty Mini Meet venue | |
| 50 Backstroke | SCY | 31.84 | A+0.65s to AA | 2025-03-01 | 2025 CO CSI 14&U Age Group Championships venue |
| 100 Backstroke | SCY | 1:10.74 | BB+1.45s to A | 2025-03-02 | 2025 CO CSI 14&U Age Group Championships venue |
| 200 Backstroke | SCY | 2:34.29 | BB+6.10s to A | 2026-02-27 | 2026 CO CSI SC Age Group Championships fast pool |
| 25 Breaststroke | SCY | 26.54 | 2022-11-19 | 2022 CO CUDA Pentathlon XXXV venue | |
| 50 Breaststroke | SCY | 42.94 | B+2.85s to BB | 2024-11-23 | 2024 CO CUDA Pentathlon XXXVII venue |
| 100 Breaststroke | SCY | 1:34.83 | +2.24s to B | 2024-12-07 | 2024 CO CSI Pioneer Open venue |
| 25 Butterfly | SCY | 16.96 | 2023-03-11 | 2023 CO Aces Mighty Mini Meet venue | |
| 50 Butterfly | SCY | 32.07 | BB+0.88s to A | 2025-01-25 | 2025 CO TOPS Colorado Open venue |
| 100 Butterfly | SCY | 1:13.17 | BB+3.88s to A | 2025-01-11 | 2025 14&Under Midwest All Star Championships |
| 200 Butterfly | SCY | 2:54.95 | B+10.86s to BB | 2026-02-28 | 2026 CO CSI SC Age Group Championships fast pool |
| 100 Individual Medley | SCY | 1:17.80 | B+1.91s to BB | 2025-01-25 | 2025 CO TOPS Colorado Open venue |
| 200 Individual Medley | SCY | 2:41.48 | BB+9.19s to A | 2025-02-28 | 2025 CO CSI 14&U Age Group Championships venue |
| 400 Individual Medley | SCY | 5:37.95 | BB+14.46s to A | 2026-03-01 | 2026 CO CSI SC Age Group Championships fast pool |
| 50 Freestyle | LCM | 33.95 | BB+1.86s to A | 2026-06-12 | 2026 CO CSI Long Course Open fast pool |
| 100 Freestyle | LCM | 1:13.21 | BB+2.82s to A | 2026-05-23 | 2026 CO CUDA vs AQUA Dual venue |
| 200 Freestyle | LCM | 2:37.81 | BB+4.22s to A | 2026-06-27 | 2026 CO Zone 2 District Meet-AAC fast pool |
| 400 Freestyle | LCM | 5:40.74 | BB+14.05s to A | 2026-05-29 | 2026 CO Barracuda Summer Sizzler Invite venue |
| 50 Backstroke | LCM | 36.82 | A+0.73s to AA | 2026-06-28 | 2026 CO Zone 2 District Meet-AAC fast pool |
| 100 Backstroke | LCM | 1:21.55 | A+3.46s to AA | 2026-04-26 | 2026 CO Steve Drozda LC Shotgun venue |
| 200 Backstroke | LCM | 2:57.52 | BB+3.53s to A | 2026-04-26 | 2026 CO Steve Drozda LC Shotgun venue |
| 50 Breaststroke | LCM | 46.18 | B+0.29s to BB | 2026-06-28 | 2026 CO Zone 2 District Meet-AAC fast pool |
| 100 Breaststroke | LCM | 1:46.48 | B+6.89s to BB | 2026-04-24 | 2026 CO Steve Drozda LC Shotgun |
| 200 Breaststroke | LCM | 3:39.30 | B+7.71s to BB | 2026-06-26 | 2026 CO Zone 2 District Meet-AAC fast pool |
| 50 Butterfly | LCM | 34.73 | A+1.14s to AA | 2026-06-13 | 2026 CO CSI Long Course Open fast pool |
| 100 Butterfly | LCM | 1:23.81 | BB+4.32s to A | 2026-06-12 | 2026 CO CSI Long Course Open fast pool |
| 200 Butterfly | LCM | 3:24.89 | B+14.10s to BB | 2025-06-29 | 2025 CO Zone 2 VMAC Meet venue |
| 200 Individual Medley | LCM | 2:58.69 | BB+4.50s to A | 2026-04-24 | 2026 CO Steve Drozda LC Shotgun venue |
| 400 Individual Medley | LCM | 6:36.99 | BB+21.60s to A | 2026-06-13 | 2026 CO CSI Long Course Open fast pool |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 Backstroke | SCY | 39.31 | flat | 200 Medley Relay | 2023-12-03 | 2023 CO CSI Pioneer Open |
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 11-12 · LCM
2768 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 400 FR LCM | 5:40.74 | 590 |
| 100 BK LCM | 1:21.55 | 643 |
| 100 BR LCM | 1:46.48 | 408 |
| 100 FL LCM | 1:23.81 | 529 |
| 200 IM LCM | 2:58.69 | 598 |
IMR 11-12 · LCM
3048 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:37.81 | 617 |
| 50 BK LCM | 36.82 | 693 |
| 50 BR LCM | 46.18 | 477 |
| 50 FL LCM | 34.73 | 663 |
| 200 IM LCM | 2:58.69 | 598 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
100 Freestyle SCY 1:06.17
Front half 31.51s · back half 34.66s
500 Freestyle SCY 6:21.58
Front half 187.39s · back half 194.19s
100 Backstroke SCY 1:10.74
Front half 33.44s · back half 37.30s
200 Backstroke SCY 2:34.29
Front half 75.36s · back half 78.93s
100 Breaststroke SCY 1:34.83
Front half 46.27s · back half 48.56s
50 Butterfly SCY 32.07
Front half 15.57s · back half 16.50s
100 Butterfly SCY 1:13.17 split/total mismatch
Front half 35.72s · back half 37.45s
200 Butterfly SCY 2:54.95
Front half 83.34s · back half 91.61s
100 Individual Medley SCY 1:17.80
Front half 35.28s · back half 42.52s
200 Individual Medley SCY 2:41.48
Front half 72.40s · back half 89.08s
400 Individual Medley SCY 5:37.95
Front half 160.27s · back half 177.68s
200 Freestyle LCM 2:37.81
Front half 79.09s · back half 78.72s
400 Freestyle LCM 5:40.74
Front half 170.33s · back half 170.41s
100 Backstroke LCM 1:21.55
Front half 38.83s · back half 42.72s
200 Backstroke LCM 2:57.52
Front half 87.85s · back half 89.67s
200 Breaststroke LCM 3:39.30
Front half 108.26s · back half 111.04s
200 Butterfly LCM 3:24.89
Front half 94.54s · back half 110.35s
400 Individual Medley LCM 6:36.99
Front half 195.16s · back half 201.83s
Progression
Faster times are higher. One card per event, all courses & history.