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
OfficialLance Sell
#690 · 1:11:22 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Interpretation
Gregg (P-DR) started at 8:42 AM; Lance (SCR-DR) started at 8:52 AM. That gave Gregg a 10 minutes head start on Lance. On foot, Gregg ran 1:21:39 and Lance ran 1:11:22 — Lance was 10:17 faster than Gregg. Gregg took official place 693rd (time-based 696th) and Lance took official place 690th (time-based 365th). Lance was faster on foot and finished ahead on the official clock too. Biggest swing: Lance gained 3:25 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Gregg Walker (P-DR) started 10 min earlier than Lance (SCR-DR).
- Overall place Δ
- +3
- Actual time Δ
- +10:17
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (Gregg earlier)
- Finish clock Δ
- +0:17
- Section place Δ
- +12
Δ = Gregg − Lance. Negative means Gregg is ahead/faster.
Race timeline
Computed- Gregg (P-DR) started at 8:42 AM.
- Lance (SCR-DR) started at 8:52 AM, 10:00 later.
- Actual running time: Lance was 10:17 faster on foot than Gregg.
- Finish clock: Lance crossed the line 0:17 ahead of Gregg — Lance wins this head-to-head.
Δ (A − B): actual +10:17 · finish clock +0:17.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Gregg | Lance | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:54 | 8:32 | +1:22 |
| Stairs to Windy Gap | 7:13 | 6:16 | +0:57 |
| Windy Gap to Muir Woods | 6:28 | 5:52 | +0:36 |
| Muir Woods to Cardiac | 31:47 | 28:22 | +3:25 |
| Cardiac to White Gate | 16:08 | 14:01 | +2:07 |
| White Gate to The Stile | 7:53 | 6:36 | +1:17 |
| The Stile to Finish | 2:16 | 1:43 | +0:33 |
Δ negative = Gregg ran the segment faster.