Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJeff D Perkins
#1209 · 1:44:48 · M56 · Group R · DR
Wave start 8:44 AM (R-DR)
Athlete B
OfficialAlston D Spady
#1211 · 1:50:05 · M9 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Jeff (R-DR) started at 8:44 AM; Alston (L-DR) started at 8:39 AM. That gave Alston a 5 minutes head start on Jeff. On foot, Jeff ran 1:44:48 and Alston ran 1:50:05 — Jeff was 5:17 faster than Alston. Jeff took official place 1209th (time-based 1162nd) and Alston took official place 1211th (time-based 1227th). Jeff was faster on foot and finished ahead on the official clock too. Biggest swing: Jeff gained 2:07 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Alston D Spady (L-DR) started 5 min earlier than Jeff (R-DR).
- Overall place Δ
- -2
- Actual time Δ
- -5:17
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Alston earlier)
- Finish clock Δ
- -0:17
- Section place Δ
- -24
Δ = Jeff − Alston. Negative means Jeff is ahead/faster.
Race timeline
Computed- Alston (L-DR) started at 8:39 AM.
- Jeff (R-DR) started at 8:44 AM, 5:00 later.
- Actual running time: Jeff was 5:17 faster on foot than Alston.
- Finish clock: Jeff crossed the line 0:17 ahead of Alston — Jeff wins this head-to-head.
Δ (A − B): actual -5:17 · finish clock -0:17.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jeff | Alston | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:23 | 15:08 | -3:45 |
| Stairs to Windy Gap | 8:58 | 9:40 | -0:42 |
| Windy Gap to Muir Woods | 7:47 | 9:54 | -2:07 |
| Muir Woods to Cardiac | 41:57 | 40:08 | +1:49 |
| Cardiac to White Gate | 20:59 | 21:51 | -0:52 |
| White Gate to The Stile | 10:52 | 10:37 | +0:15 |
| The Stile to Finish | 2:52 | 2:47 | +0:05 |
Δ negative = Jeff ran the segment faster.