Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIsobel B Bush
#885 · 1:35:54 · F10 · Group H · DR
Wave start 8:36 AM (H-DR)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Interpretation
Isobel (H-DR) started at 8:36 AM; Edward (Z-INV) started at 8:24 AM. That gave Edward a 12 minutes head start on Isobel because the Runner wave starts 27 minutes after the Invitational wave. On foot, Isobel ran 1:35:54 and Edward ran 48:29 — Edward was 47:25 faster than Isobel. Isobel took official place 885th (time-based 1030th) 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 18:52 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Edward R Owens (Z-INV) started 12 min earlier than Isobel (H-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +883
- Actual time Δ
- +47:25
- Section gap Δ
- 27 min (Edward earlier)
- Wave start Δ
- 12 min (Edward earlier)
- Finish clock Δ
- +59:25
- Section place Δ
- —
Δ = Isobel − Edward. Negative means Isobel is ahead/faster.
Race timeline
Computed- Edward (Z-INV) started at 8:24 AM.
- Isobel (H-DR) started at 8:36 AM, 12:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Edward was 47:25 faster on foot than Isobel.
- Finish clock: Edward crossed the line 59:25 ahead of Isobel — Edward wins this head-to-head.
Δ (A − B): actual +47:25 · finish clock +59:25.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Isobel | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:21 | 5:48 | +5:33 |
| Stairs to Windy Gap | 9:01 | 4:17 | +4:44 |
| Windy Gap to Muir Woods | 8:39 | 4:16 | +4:23 |
| Muir Woods to Cardiac | 36:44 | 17:52 | +18:52 |
| Cardiac to White Gate | 18:53 | 9:40 | +9:13 |
| White Gate to The Stile | 8:45 | 5:03 | +3:42 |
| The Stile to Finish | 2:31 | 1:33 | +0:58 |
Δ negative = Isobel ran the segment faster.