swimKalvin Hahn
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 25 Freestyle | SCY | 15.31 | 2016-12-03 | Elkhorn NE Common Ground 25 yd | |
| 50 Freestyle | SCY | 25.41 | AAA+0.82s to AAAA·+2.12s to Sectionals | 2019-03-01 | 2019 MW CBSC Midwestern Qualifier/8 & U Final |
| 100 Freestyle | SCY | 57.64 | AA+1.45s to AAA·+7.95s to Sectionals | 2019-02-02 | 2019 MW SCSC L Weaver Get Tough B+ |
| 200 Freestyle | SCY | 1:58.05 | AAA+1.06s to AAAA·+8.36s to Sectionals | 2019-03-22 | 2019 MW Midwestern Short Course Championship |
| 500 Freestyle | SCY | 5:18.79 | AAA+3.80s to AAAA·+23.80s to Sectionals | 2019-03-01 | 2019 MW CBSC Midwestern Qualifier/8 & U Final |
| 1000 Freestyle | SCY | 11:12.67 | AAA+10.08s to AAAA·+63.68s to Sectionals | 2026-01-01 | Ralston NE Ralston HS - 25 yd |
| 1650 Freestyle | SCY | 15:47.34 | AAAA·Futures ✓+15.95s to US Open | 2023-03-12 | 2023 Region VIII Speedo Spring Sectionals venue |
| 100 Backstroke | SCY | 1:03.62 | AA+0.83s to AAA·+5.83s to Sectionals | 2019-03-01 | 2019 MW CBSC Midwestern Qualifier/8 & U Final |
| 50 Breaststroke | SCY | 35.51 | A+0.52s to AA·+8.32s to Sectionals | 2018-05-18 | 2018 MW MAC GOAL Spring Intro |
| 100 Breaststroke | SCY | 54.64 | AAAA·US Open ✓+0.65s to Nationals | 2023-03-11 | 2023 Region VIII Speedo Spring Sectionals venue |
| 200 Breaststroke | SCY | 1:56.52 | AAAA·Nationals ✓ | 2023-03-09 | 2023 Region VIII Speedo Spring Sectionals venue |
| 25 Butterfly | SCY | 30.77 | 2018-04-28 | Omaha NE, Westside HS - 25 yd | |
| 50 Butterfly | SCY | 33.84 | BB+2.65s to A·+10.15s to Sectionals | 2018-05-18 | 2018 MW MAC GOAL Spring Intro |
| 100 Butterfly | SCY | 59.64 | AAA+0.55s to AAAA·+3.85s to Sectionals | 2019-03-22 | 2019 MW Midwestern Short Course Championship |
| 100 Individual Medley | SCY | 1:07.67 | A+0.68s to AA | 2018-11-03 | 2017 MW SCSC L Weaver Get Tough B+ |
| 200 Individual Medley | SCY | 1:48.93 | AAAA·Futures ✓+0.44s to US Open | 2023-03-12 | 2023 Region VIII Speedo Spring Sectionals venue |
| 400 Individual Medley | SCY | 3:48.44 | AAAA·Nationals ✓ | 2023-03-10 | 2023 Region VIII Speedo Spring Sectionals venue |
| 50 Freestyle | LCM | 31.92 | A+1.13s to AA·+5.63s to Sectionals | 2018-07-26 | 2018 MW Midwestern Long Course Championship |
| 100 Freestyle | LCM | 1:02.67 | AAA+1.08s to AAAA·+4.88s to Sectionals | 2026-01-01 | Dillon Family Aquatics Center |
| 200 Freestyle | LCM | 2:13.78 | AAAA·+7.79s to Sectionals | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
| 1500 Freestyle | LCM | 18:31.09 | AAAA·+51.10s to Sectionals | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
| 50 Breaststroke | LCM | 34.36 | AAAA·+2.37s to Sectionals | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
| 100 Breaststroke | LCM | 1:15.11 | AAAA·Sectionals ✓+6.92s to Futures | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
| 200 Breaststroke | LCM | 2:17.32 | AAAA·Nationals ✓ | 2025-06-04 | 2025 National Championships venue |
| 50 Butterfly | LCM | 31.84 | AAA+1.55s to AAAA·+4.45s to Sectionals | 2018-07-26 | 2018 MW Midwestern Long Course Championship |
| 100 Butterfly | LCM | 1:10.35 | AAA+2.56s to AAAA·+6.86s to Sectionals | 2019-06-15 | 2019 MW ISWM Summer Splash |
| 200 Butterfly | LCM | 2:42.23 | AA+0.74s to AAA·+19.24s to Sectionals | 2019-06-15 | 2019 MW ISWM Summer Splash |
| 200 Individual Medley | LCM | 2:24.50 | AAAA·+2.51s to Sectionals | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
| 400 Individual Medley | LCM | 5:09.29 | AAAA·+2.30s to Sectionals | 2019-07-25 | 2019 MW Midwestern Long Course Championship |
Cuts are USA Swimming single-age motivational standards (B → AAAA) at age 12.
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 |
|---|---|---|---|---|---|---|
| 100 Breaststroke | SCY | 55.48 | flying | 400 Medley Relay (leg 2) | 2021-12-09 | 2021 West Speedo Winter Juniors |
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 · SCY
4953 points (5/5 events)
| Event | Time | Points |
|---|---|---|
| 500 FR SCY | 5:18.79 | 964 |
| 100 BK SCY | 1:03.62 | 817 |
| 100 BR SCY | 54.64 | 1100 |
| 100 FL SCY | 59.64 | 972 |
| 200 IM SCY | 1:48.93 | 1100 |
IMR 11-12 · LCM
4073 points (4/5 events — incomplete)
| Event | Time | Points |
|---|---|---|
| 200 FR LCM | 2:13.78 | 1013 |
| 50 BR LCM | 34.36 | 1100 |
| 50 FL LCM | 31.84 | 860 |
| 200 IM LCM | 2:24.50 | 1100 |
| 50 BK LCM | — | 0 |
Scored against AAAA motivational base times: ordering is exact, absolute points run ~25% above the official USA Swimming scale.
PR splits
1650 Freestyle SCY 15:47.34
100 Breaststroke SCY 54.64 RT 0.67s
Front half 25.47s · back half 29.17s
200 Breaststroke SCY 1:56.52 RT 0.65s
Front half 55.89s · back half 60.63s
200 Individual Medley SCY 1:48.93 RT 0.67s
Front half 51.42s · back half 57.51s
400 Individual Medley SCY 3:48.44 RT 0.67s
Front half 110.56s · back half 117.88s
200 Breaststroke LCM 2:17.32 RT 0.66s
Front half 65.46s · back half 71.86s
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.