Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMo Zagha
#993 · 1:37:21 · M62 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialJustin W Renaudin
#991 · 1:29:19 · M48 · Group V · DR
Wave start 8:47 AM (V-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
Mo (L-DR) started at 8:39 AM; Justin (V-DR) started at 8:47 AM. That gave Mo a 8 minutes head start on Justin. On foot, Mo ran 1:37:21 and Justin ran 1:29:19 — Justin was 8:02 faster than Mo. Mo took official place 993rd (time-based 1062nd) and Justin took official place 991st (time-based 891st). Justin was faster on foot and finished ahead on the official clock too. Biggest swing: Justin gained 2:00 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mo Zagha (L-DR) started 8 min earlier than Justin (V-DR).
- Overall place Δ
- +2
- Actual time Δ
- +8:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Mo earlier)
- Finish clock Δ
- +0:02
- Section place Δ
- +10
Δ = Mo − Justin. Negative means Mo is ahead/faster.
Race timeline
Computed- Mo (L-DR) started at 8:39 AM.
- Justin (V-DR) started at 8:47 AM, 8:00 later.
- Actual running time: Justin was 8:02 faster on foot than Mo.
- Finish clock: Justin crossed the line 0:02 ahead of Mo — Justin wins this head-to-head.
Δ (A − B): actual +8:02 · finish clock +0:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mo | Justin | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:45 | 9:45 | +2:00 |
| Stairs to Windy Gap | 8:34 | 7:19 | +1:15 |
| Windy Gap to Muir Woods | 7:34 | 6:56 | +0:38 |
| Muir Woods to Cardiac | 37:13 | 35:13 | +2:00 |
| Cardiac to White Gate | 19:31 | 17:58 | +1:33 |
| White Gate to The Stile | 9:58 | 9:33 | +0:25 |
| The Stile to Finish | 2:46 | 2:35 | +0:11 |
Δ negative = Mo ran the segment faster.