Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGregg Walker
#693 · 1:21:39 · M58 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialWiley Osborne
#691 · 1:12:22 · M31 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Interpretation
Gregg (P-DR) started at 8:42 AM; Wiley (Z-DR) started at 8:51 AM. That gave Gregg a 9 minutes head start on Wiley. On foot, Gregg ran 1:21:39 and Wiley ran 1:12:22 — Wiley was 9:17 faster than Gregg. Gregg took official place 693rd (time-based 696th) and Wiley took official place 691st (time-based 402nd). Wiley was faster on foot and finished ahead on the official clock too. Biggest swing: Wiley gained 3:43 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Gregg Walker (P-DR) started 9 min earlier than Wiley (Z-DR).
- Overall place Δ
- +2
- Actual time Δ
- +9:17
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Gregg earlier)
- Finish clock Δ
- +0:17
- Section place Δ
- -1
Δ = Gregg − Wiley. Negative means Gregg is ahead/faster.
Race timeline
Computed- Gregg (P-DR) started at 8:42 AM.
- Wiley (Z-DR) started at 8:51 AM, 9:00 later.
- Actual running time: Wiley was 9:17 faster on foot than Gregg.
- Finish clock: Wiley crossed the line 0:17 ahead of Gregg — Wiley wins this head-to-head.
Δ (A − B): actual +9:17 · finish clock +0:17.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Gregg | Wiley | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:54 | 8:25 | +1:29 |
| Stairs to Windy Gap | 7:13 | 6:08 | +1:05 |
| Windy Gap to Muir Woods | 6:28 | 5:54 | +0:34 |
| Muir Woods to Cardiac | 31:47 | 28:04 | +3:43 |
| Cardiac to White Gate | 16:08 | 14:45 | +1:23 |
| White Gate to The Stile | 7:53 | 7:06 | +0:47 |
| The Stile to Finish | 2:16 | 2:00 | +0:16 |
Δ negative = Gregg ran the segment faster.