swimJohn Calef
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | SCY | 26.32 | +3.13s to Sectionals | 2019-02-10 | 2019 CO HRA Spring to State Invitationalvenue |
| 100 Freestyle | SCY | 50.55 | Sectionals ✓+6.16s to Futures | 2024-12-21 | 2024 ST SASA 'Tis The Seasonvenue |
| 200 Freestyle | SCY | 2:13.38 | +21.59s to Sectionals | 2019-01-19 | 2019 CO CUDA Classicvenue |
| 500 Freestyle | SCY | 5:57.19 | +54.50s to Sectionals | 2018-12-07 | 2018 CO FAST Mid-Season SC Finalevenue |
| 50 Backstroke | SCY | 32.10 | +9.61s to Futures | 2016-12-02 | 2016 CO CSI Pioneer Openvenue |
| 100 Backstroke | SCY | 1:06.86 | +11.37s to Sectionals | 2019-02-09 | 2019 CO HRA Spring to State Invitationalvenue |
| 200 Backstroke | SCY | 2:28.11 | +26.82s to Sectionals | 2019-02-10 | 2019 CO HRA Spring to State Invitationalvenue |
| 50 Breaststroke | SCY | 35.26 | +9.97s to Futures | 2017-12-02 | 2017 CO CSI Pioneer Openvenue |
| 100 Breaststroke | SCY | 1:01.55 | Sectionals ✓+6.56s to Futures | 2024-12-21 | 2024 ST SASA 'Tis The Seasonvenue |
| 50 Butterfly | SCY | 24.12 | +2.13s to Futures | 2024-12-20 | 2024 ST SASA 'Tis The Seasonvenue |
| 100 Butterfly | SCY | 1:11.52 | +16.33s to Sectionals | 2018-01-06 | 2018 CO CSST Winter Invitevenue |
| 100 Individual Medley | SCY | 1:10.31 | 2018-01-20 | 2018 CO CUDA Classicvenue | |
| 200 Individual Medley | SCY | 2:24.07 | +20.08s to Sectionals | 2019-02-09 | 2019 CO HRA Spring to State Invitationalvenue |
| 50 Freestyle | LCM | 25.31 | Sectionals ✓+1.52s to Futures | 2024-07-14 | 2024 ST TXLA SZ LC Sectional Champsvenue |
| 100 Freestyle | LCM | 57.30 | Sectionals ✓+5.31s to Futures | 2025-07-10 | 2025 ST TXLA SZ LC Sectional Champsvenue |
| 200 Freestyle | LCM | 2:12.41 | +3.72s to Sectionals | 2024-05-04 | 2024 ST AAAA 21st Annual Cinco de Mayovenue |
| 400 Freestyle | LCM | 5:19.75 | +45.36s to Sectionals | 2019-05-18 | 2019 CO TOPS Hilltopper Invitevenue |
| 50 Backstroke | LCM | 36.36 | +9.67s to Futures | 2019-04-27 | 2019 CO CSST LC Spring Invitationalvenue |
| 100 Backstroke | LCM | 1:06.91 | +1.72s to Sectionals | 2024-07-12 | 2024 ST TXLA SZ LC Sectional Champsvenue |
| 50 Breaststroke | LCM | 41.60 | +12.01s to Futures | 2018-07-28 | 2018 CO CSI LC Age Group Championshipsvenue |
| 100 Breaststroke | LCM | 1:13.82 | +0.12s to Sectionals | 2025-07-12 | 2025 ST TXLA SZ LC Sectional Champsvenue |
| 50 Butterfly | LCM | 27.06 | +1.67s to Futures | 2025-06-20 | 2025 ST AAAA NS George Block Invitevenue |
| 100 Butterfly | LCM | 1:02.92 | Sectionals ✓+7.03s to Futures | 2024-07-13 | 2024 ST TXLA SZ LC Sectional Champsvenue |
| 200 Individual Medley | LCM | 2:53.40 | +28.71s to Sectionals | 2019-04-27 | 2019 CO CSST LC Spring Invitationalvenue |
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 | 28.98 | flying | 200 Free Relay (leg 3) | 2017-01-21 | 2017 CO FAST Winter Open |
| 100 Freestyle | SCY | 57.40 | flying | 400 Free Relay (leg 4) | 2019-02-24 | 2019 CO CSI 14&U SC State Championships |
| 50 Backstroke | SCY | 37.91 | flat | 200 Medley Relay | 2017-02-25 | 2017 CO CSI SC Age Group Championships |
| 100 Backstroke | SCY | 1:06.34 | flat | 400 Medley Relay | 2019-02-23 | 2019 CO CSI 14&U SC State Championships |
| 50 Freestyle | LCM | 30.80 | flying | 200 Free Relay (leg 4) | 2017-07-30 | 2017 CO CSI Age Group LC Championships |
| 100 Freestyle | LCM | 57.87 | flying | 400 Free Relay (leg 3) | 2024-07-12 | 2024 ST TXLA SZ LC Sectional Champs |
| 50 Backstroke | LCM | 37.14 | flat | 200 Medley Relay | 2016-07-23 | 2016 CO CSI LC State Championships |
| 50 Breaststroke | LCM | 43.40 | flying | 200 Medley Relay (leg 2) | 2018-07-28 | 2018 CO CSI LC Age Group Championships |
| 50 Butterfly | LCM | 36.46 | flying | 200 Medley Relay (leg 3) | 2017-07-08 | 2017 CO FLFN Zone 5 LC 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.
PR splits
100 Freestyle SCY 50.55
Front half 23.60s · back half 26.95s
200 Freestyle SCY 2:13.38
Front half 65.86s · back half 67.52s
500 Freestyle SCY 5:57.19
Front half 175.59s · back half 181.60s
100 Backstroke SCY 1:06.86
Front half 32.85s · back half 34.01s
200 Backstroke SCY 2:28.11
Front half 73.23s · back half 74.88s
100 Breaststroke SCY 1:01.55
Front half 28.60s · back half 32.95s
100 Butterfly SCY 1:11.52
Front half 32.72s · back half 38.80s
100 Individual Medley SCY 1:10.31
Front half 32.92s · back half 37.39s
200 Individual Medley SCY 2:24.07
Front half 69.50s · back half 74.57s
100 Freestyle LCM 57.30
Front half 26.66s · back half 30.64s
200 Freestyle LCM 2:12.41
Front half 62.19s · back half 70.22s
400 Freestyle LCM 5:19.75
Front half 160.86s · back half 158.89s
100 Backstroke LCM 1:06.91
Front half 31.34s · back half 35.57s
100 Breaststroke LCM 1:13.82
Front half 34.43s · back half 39.39s
100 Butterfly LCM 1:02.92 RT 0.67s
Front half 27.78s · back half 35.14s
200 Individual Medley LCM 2:53.40
Front half 85.29s · back half 88.11s
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.
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.