Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMallary C Walker
#1219 · 1:49:24 · F48 · Group M · DR
Wave start 8:40 AM (M-DR)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Interpretation
Mallary (M-DR) started at 8:40 AM; Edward (Z-INV) started at 8:24 AM. That gave Edward a 16 minutes head start on Mallary because the Runner wave starts 27 minutes after the Invitational wave. On foot, Mallary ran 1:49:24 and Edward ran 48:29 — Edward was 1:00:55 faster than Mallary. Mallary took official place 1219th (time-based 1224th) 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 18:55 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Edward R Owens (Z-INV) started 16 min earlier than Mallary (M-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1217
- Actual time Δ
- +1:00:55
- Section gap Δ
- 27 min (Edward earlier)
- Wave start Δ
- 16 min (Edward earlier)
- Finish clock Δ
- +1:16:55
- Section place Δ
- —
Δ = Mallary − Edward. Negative means Mallary is ahead/faster.
Race timeline
Computed- Edward (Z-INV) started at 8:24 AM.
- Mallary (M-DR) started at 8:40 AM, 16:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Edward was 1:00:55 faster on foot than Mallary.
- Finish clock: Edward crossed the line 1:16:55 ahead of Mallary — Edward wins this head-to-head.
Δ (A − B): actual +1:00:55 · finish clock +1:16:55.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mallary | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:18 | 5:48 | +5:30 |
| Stairs to Windy Gap | 8:36 | 4:17 | +4:19 |
| Windy Gap to Muir Woods | 9:29 | 4:16 | +5:13 |
| Muir Woods to Cardiac | 36:47 | 17:52 | +18:55 |
| Cardiac to White Gate | 27:08 | 9:40 | +17:28 |
| White Gate to The Stile | 12:41 | 5:03 | +7:38 |
| The Stile to Finish | 3:25 | 1:33 | +1:52 |
Δ negative = Mallary ran the segment faster.