Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSpencer Bryan
#1198 · 1:39:19 · M42 · Group X · DR
Wave start 8:49 AM (X-DR)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Interpretation
Spencer (X-DR) started at 8:49 AM; Edward (Z-INV) started at 8:24 AM. That gave Edward a 25 minutes head start on Spencer because the Runner wave starts 27 minutes after the Invitational wave. On foot, Spencer ran 1:39:19 and Edward ran 48:29 — Edward was 50:50 faster than Spencer. Spencer took official place 1198th (time-based 1083rd) and Edward took official place 2nd (time-based 1st). Edward was faster on foot and finished ahead on the official clock too. Biggest swing: Edward gained 20:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Edward R Owens (Z-INV) started 25 min earlier than Spencer (X-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1196
- Actual time Δ
- +50:50
- Section gap Δ
- 27 min (Edward earlier)
- Wave start Δ
- 25 min (Edward earlier)
- Finish clock Δ
- +1:15:50
- Section place Δ
- —
Δ = Spencer − Edward. Negative means Spencer is ahead/faster.
Race timeline
Computed- Edward (Z-INV) started at 8:24 AM.
- Spencer (X-DR) started at 8:49 AM, 25:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Edward was 50:50 faster on foot than Spencer.
- Finish clock: Edward crossed the line 1:15:50 ahead of Spencer — Edward wins this head-to-head.
Δ (A − B): actual +50:50 · finish clock +1:15:50.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Spencer | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:40 | 5:48 | +4:52 |
| Stairs to Windy Gap | 8:58 | 4:17 | +4:41 |
| Windy Gap to Muir Woods | 7:59 | 4:16 | +3:43 |
| Muir Woods to Cardiac | 38:43 | 17:52 | +20:51 |
| Cardiac to White Gate | 20:00 | 9:40 | +10:20 |
| White Gate to The Stile | 10:17 | 5:03 | +5:14 |
| The Stile to Finish | 2:42 | 1:33 | +1:09 |
Δ negative = Spencer ran the segment faster.