Alfredo Ernser-Olson
45 · Male · San Diego, CA · USA ·
Age group 45-49
Elite in
8
Total races
70.0%
Best percentile
68.5%
Best AG percentile
45
Age
Performance trend
Stats this runner is willing to share
Demographics
- Income
- $39,922
- Education
- High School
- Occupation
- Healthcare
- Marital status
- MARRIED
- Household size
- 1
- Home
- RENT
Training
- Years running
- 27.4
- Weekly mileage
- 45 km
- Days / week
- 4
Physiology
- Height
- 177 cm
- Weight
- 72.4 kg
- VO₂ max
- 34.9
- Resting HR
- 68 bpm
- Sleep
- 8.4 hr
Recent results
| Date | Race | Type | Time | Overall | AG | Percentile |
|---|---|---|---|---|---|---|
| Sep 28, 2026 | Défi du Printemps Rouge et Or 2026 | 5K | 25:51 | 172nd | 23rd | 32.7% |
| Jan 14, 2026 | San Francisco Freedom Open 2026 | Ironman 140.6 | 37:07:16 | 98th | 12th | 23.0% |
| Oct 11, 2025 | Bandera 100K 2025 | 100K Ultra | 18:34:10 | 143rd | 21st | 21.1% |
| Sep 21, 2025 | Course Saint-Laurent 2025 | 10K | 49:12 | 68th | 8th | 49.2% |
| Sep 2, 2025 | Ironman Texas 2025 | Ironman 140.6 | 26:12:24 | 52nd | 9th | 70.0% |
| Jun 24, 2025 | Albuquerque Mountain Gauntlet 2025 | Marathon | 3:58:50 | 99th | 18th | 68.4% |
| Jun 22, 2025 | The St. Lawrence Marathon 2025 | Marathon | 4:28:27 | 160th | 25th | 15.9% |
| Jun 5, 2023 | Runners Den St. Patrick's Day 5K 2023 | 5K | 21:34 | 76th | 10th | 64.6% |