Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDaniel T Reid
#1155 · 1:36:32 · M47 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialJonnie A Alper
#1158 · 1:46:00 · M62 · Group L · DR
Wave start 8:39 AM (L-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
Daniel (W-DR) started at 8:48 AM; Jonnie (L-DR) started at 8:39 AM. That gave Jonnie a 9 minutes head start on Daniel. On foot, Daniel ran 1:36:32 and Jonnie ran 1:46:00 — Daniel was 9:28 faster than Jonnie. Daniel took official place 1155th (time-based 1047th) and Jonnie took official place 1158th (time-based 1179th). Daniel was faster on foot and finished ahead on the official clock too. Biggest swing: Daniel gained 4:17 from Cardiac to White Gate.
Deltas
ComputedWave start
Jonnie A Alper (L-DR) started 9 min earlier than Daniel (W-DR).
- Overall place Δ
- -3
- Actual time Δ
- -9:28
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Jonnie earlier)
- Finish clock Δ
- -0:28
- Section place Δ
- +4
Δ = Daniel − Jonnie. Negative means Daniel is ahead/faster.
Race timeline
Computed- Jonnie (L-DR) started at 8:39 AM.
- Daniel (W-DR) started at 8:48 AM, 9:00 later.
- Actual running time: Daniel was 9:28 faster on foot than Jonnie.
- Finish clock: Daniel crossed the line 0:28 ahead of Jonnie — Daniel wins this head-to-head.
Δ (A − B): actual -9:28 · finish clock -0:28.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Daniel | Jonnie | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:13 | 12:20 | -1:07 |
| Stairs to Windy Gap | 9:20 | 9:03 | +0:17 |
| Windy Gap to Muir Woods | 7:08 | 8:09 | -1:01 |
| Muir Woods to Cardiac | 38:57 | 40:51 | -1:54 |
| Cardiac to White Gate | 17:46 | 22:03 | -4:17 |
| White Gate to The Stile | 9:15 | 10:32 | -1:17 |
| The Stile to Finish | 2:53 | 3:02 | -0:09 |
Δ negative = Daniel ran the segment faster.