Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMason W Marks
#861 · 1:18:55 · M24 · Group SCR · DR
Wave start 8:52 AM (SCR-DR)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Interpretation
Mason (SCR-DR) started at 8:52 AM; Edward (Z-INV) started at 8:24 AM. That gave Edward a 28 minutes head start on Mason because the Runner wave starts 27 minutes after the Invitational wave. On foot, Mason ran 1:18:55 and Edward ran 48:29 — Edward was 30:26 faster than Mason. Mason took official place 861st (time-based 611th) 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 13:32 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Edward R Owens (Z-INV) started 28 min earlier than Mason (SCR-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +859
- Actual time Δ
- +30:26
- Section gap Δ
- 27 min (Edward earlier)
- Wave start Δ
- 28 min (Edward earlier)
- Finish clock Δ
- +58:26
- Section place Δ
- —
Δ = Mason − Edward. Negative means Mason is ahead/faster.
Race timeline
Computed- Edward (Z-INV) started at 8:24 AM.
- Mason (SCR-DR) started at 8:52 AM, 28:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Edward was 30:26 faster on foot than Mason.
- Finish clock: Edward crossed the line 58:26 ahead of Mason — Edward wins this head-to-head.
Δ (A − B): actual +30:26 · finish clock +58:26.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mason | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 5:48 | +2:40 |
| Stairs to Windy Gap | 7:48 | 4:17 | +3:31 |
| Windy Gap to Muir Woods | 6:02 | 4:16 | +1:46 |
| Muir Woods to Cardiac | 31:24 | 17:52 | +13:32 |
| Cardiac to White Gate | 15:35 | 9:40 | +5:55 |
| White Gate to The Stile | 7:37 | 5:03 | +2:34 |
| The Stile to Finish | 2:01 | 1:33 | +0:28 |
Δ negative = Mason ran the segment faster.