swimNathan Welker
Personal records
| Event | Course | Best | Cut | Date | Meet |
|---|---|---|---|---|---|
| 50 Freestyle | LCM | 23.70 | Futures ✓+0.41s to US Open | 2024-01-01 | 2024 nbac mid summer classic final results pdf |
| 100 Freestyle | LCM | 52.80 | Sectionals ✓+0.81s to Futures | 2024-01-01 | 2024 nbac mid summer classic final results pdf |
| 200 Freestyle | LCM | 2:03.06 | +1.77s to Sectionals | 2023-04-30 | 2023 NAAC Carol Chidester Invite venue |
| 400 Freestyle | LCM | 5:10.03 | +52.44s to Sectionals | 2016-06-13 | 2016 NBAC Long Course Championships venue |
| 800 Freestyle | LCM | 9:18.01 | +19.62s to Sectionals | 2022 NBAC Spring Long Course Meet venue | |
| 1500 Freestyle | LCM | 17:29.72 | +10.73s to Sectionals | 2022-05-20 | 2022 NBAC Spring Long Course Meet venue |
| 50 Backstroke | LCM | 27.27 | +0.58s to Futures | 2023-07-07 | 2023 NBAC Mid-Summer Classic venue |
| 100 Backstroke | LCM | 55.52 | Nationals ✓ | 2024-04-21 | 2024 April Long Course Open slow pool |
| 200 Backstroke | LCM | 2:06.42 | Futures ✓+1.83s to US Open | 2024-06-02 | 2024 BAC Jack Pettinger Invitational venue |
| 50 Breaststroke | LCM | 42.08 | +12.49s to Futures | 2016-07-08 | 2016 NBAC Mid Summer Classic venue |
| 100 Breaststroke | LCM | 1:08.24 | Sectionals ✓+3.15s to Futures | 2024-01-01 | 2024 nbac mid summer classic final results pdf |
| 200 Breaststroke | LCM | 2:37.58 | +4.99s to Sectionals | 2023-04-30 | 2023 NAAC Carol Chidester Invite venue |
| 50 Butterfly | LCM | 25.54 | +0.15s to Futures | 2023-07-09 | 2023 NBAC Mid-Summer Classic venue |
| 100 Butterfly | LCM | 54.45 | US Open ✓+0.96s to Nationals | 2024-01-01 | 2024 nbac mid summer classic final results pdf |
| 200 Butterfly | LCM | 2:12.77 | Sectionals ✓+7.68s to Futures | 2023-07-08 | 2023 NBAC Mid-Summer Classic venue |
| 200 Individual Medley | LCM | 2:11.21 | Sectionals ✓+3.22s to Futures | 2023-07-08 | 2023 NBAC Mid-Summer Classic venue |
| 400 Individual Medley | LCM | 4:51.68 | +1.79s to Sectionals | 2022-05-21 | 2022 NBAC Spring Long Course Meet venue |
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.
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 |
|---|---|---|---|---|---|---|
| 100 Freestyle | LCM | 1:10.89 | flying | 400 Free Relay (leg 4) | 2016-06-11 | 2016 NBAC Long Course Championships |
| 100 Butterfly | LCM | 1:19.93 | flying | 400 Medley Relay (leg 3) | 2016-06-12 | 2016 NBAC Long Course 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.
PR splits
100 Freestyle LCM 52.80
Front half 25.16s · back half 27.64s
200 Freestyle LCM 2:03.06
Front half 60.39s · back half 62.67s
400 Freestyle LCM 5:10.03
Front half 153.80s · back half 156.23s
1500 Freestyle LCM 17:29.72
Front half 522.56s · back half 527.16s
100 Backstroke LCM 55.52
Front half 27.23s · back half 28.29s
200 Backstroke LCM 2:06.42
Front half 61.75s · back half 64.67s
100 Breaststroke LCM 1:08.24
Front half 31.83s · back half 36.41s
200 Breaststroke LCM 2:37.58
Front half 76.22s · back half 81.36s
100 Butterfly LCM 54.45
Front half 25.36s · back half 29.09s
200 Butterfly LCM 2:12.77
Front half 61.57s · back half 71.20s
200 Individual Medley LCM 2:11.21
Front half 60.62s · back half 70.59s
400 Individual Medley LCM 4:51.68
Front half 139.81s · back half 151.87s
Progression
Faster times are higher. One card per event, all courses & history.