Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialNathan T Williams
#17 · 52:22 · M29 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialSissel Berntsen-Heber
#14 · 1:11:42 · F62 · Group C · INV
Wave start 8:04 AM (C-INV)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Nathan (Z-INV) started at 8:24 AM; Sissel (C-INV) started at 8:04 AM. That gave Sissel a 20 minutes head start on Nathan. On foot, Nathan ran 52:22 and Sissel ran 1:11:42 — Nathan was 19:20 faster than Sissel. Nathan took official place 17th (time-based 5th) and Sissel took official place 14th (time-based 380th). Sissel's head start was enough to flip the official order even though Nathan was faster on foot. Biggest swing: Nathan gained 6:38 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Sissel Berntsen-Heber (C-INV) started 20 min earlier than Nathan (Z-INV).
- Overall place Δ
- +3
- Actual time Δ
- -19:20
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 20 min (Sissel earlier)
- Finish clock Δ
- +0:40
- Section place Δ
- +1
Δ = Nathan − Sissel. Negative means Nathan is ahead/faster.
Race timeline
Computed- Sissel (C-INV) started at 8:04 AM.
- Nathan (Z-INV) started at 8:24 AM, 20:00 later.
- Actual running time: Nathan was 19:20 faster on foot than Sissel.
- Finish clock: Sissel crossed the line 0:40 ahead of Nathan — Sissel wins this head-to-head.
Δ (A − B): actual -19:20 · finish clock +0:40.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Nathan | Sissel | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:35 | 8:33 | -1:58 |
| Stairs to Windy Gap | 4:36 | 6:14 | -1:38 |
| Windy Gap to Muir Woods | 4:27 | 6:24 | -1:57 |
| Muir Woods to Cardiac | 19:53 | 26:31 | -6:38 |
| Cardiac to White Gate | 10:09 | 14:48 | -4:39 |
| White Gate to The Stile | 5:12 | 7:03 | -1:51 |
| The Stile to Finish | 1:30 | 2:09 | -0:39 |
Δ negative = Nathan ran the segment faster.