Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKatharine M Gensler
#785 · 1:32:57 · F56 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialRob Clark
#780 · 1:17:33 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
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
Katharine (G-DR) started at 8:35 AM; Rob (Y-DR) started at 8:50 AM. That gave Katharine a 15 minutes head start on Rob. On foot, Katharine ran 1:32:57 and Rob ran 1:17:33 — Rob was 15:24 faster than Katharine. Katharine took official place 785th (time-based 961st) and Rob took official place 780th (time-based 571st). Rob was faster on foot and finished ahead on the official clock too. Biggest swing: Rob gained 6:10 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Katharine M Gensler (G-DR) started 15 min earlier than Rob (Y-DR).
- Overall place Δ
- +5
- Actual time Δ
- +15:24
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Katharine earlier)
- Finish clock Δ
- +0:24
- Section place Δ
- -39
Δ = Katharine − Rob. Negative means Katharine is ahead/faster.
Race timeline
Computed- Katharine (G-DR) started at 8:35 AM.
- Rob (Y-DR) started at 8:50 AM, 15:00 later.
- Actual running time: Rob was 15:24 faster on foot than Katharine.
- Finish clock: Rob crossed the line 0:24 ahead of Katharine — Rob wins this head-to-head.
Δ (A − B): actual +15:24 · finish clock +0:24.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Katharine | Rob | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:36 | 8:38 | +2:58 |
| Stairs to Windy Gap | 8:30 | 7:07 | +1:23 |
| Windy Gap to Muir Woods | 7:40 | 6:55 | +0:45 |
| Muir Woods to Cardiac | 36:01 | 29:51 | +6:10 |
| Cardiac to White Gate | 17:55 | 15:26 | +2:29 |
| White Gate to The Stile | 8:38 | 7:34 | +1:04 |
| The Stile to Finish | 2:37 | 2:02 | +0:35 |
Δ negative = Katharine ran the segment faster.