Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTodd RItola
#909 · 1:30:58 · M58 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialSarah Chao
#914 · 1:38:14 · F57 · Group G · DR
Wave start 8:35 AM (G-DR)
Interpretation
Todd (P-DR) started at 8:42 AM; Sarah (G-DR) started at 8:35 AM. That gave Sarah a 7 minutes head start on Todd. On foot, Todd ran 1:30:58 and Sarah ran 1:38:14 — Todd was 7:16 faster than Sarah. Todd took official place 909th (time-based 925th) and Sarah took official place 914th (time-based 1070th). Todd was faster on foot and finished ahead on the official clock too. Biggest swing: Todd gained 3:09 from Cardiac to White Gate.
Deltas
ComputedWave start
Sarah Chao (G-DR) started 7 min earlier than Todd (P-DR).
- Overall place Δ
- -5
- Actual time Δ
- -7:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Sarah earlier)
- Finish clock Δ
- -0:16
- Section place Δ
- +22
Δ = Todd − Sarah. Negative means Todd is ahead/faster.
Race timeline
Computed- Sarah (G-DR) started at 8:35 AM.
- Todd (P-DR) started at 8:42 AM, 7:00 later.
- Actual running time: Todd was 7:16 faster on foot than Sarah.
- Finish clock: Todd crossed the line 0:16 ahead of Sarah — Todd wins this head-to-head.
Δ (A − B): actual -7:16 · finish clock -0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Todd | Sarah | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:01 | 11:09 | -0:08 |
| Stairs to Windy Gap | 8:20 | 8:45 | -0:25 |
| Windy Gap to Muir Woods | 6:34 | 8:23 | -1:49 |
| Muir Woods to Cardiac | 35:59 | 36:39 | -0:40 |
| Cardiac to White Gate | 17:51 | 21:00 | -3:09 |
| White Gate to The Stile | 8:34 | 9:32 | -0:58 |
| The Stile to Finish | 2:39 | 2:46 | -0:07 |
Δ negative = Todd ran the segment faster.