Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSam Greene
#608 · 1:07:56 · M33 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialRussell J Mackie
#605 · 1:12:32 · M55 · Group T · DR
Wave start 8:45 AM (T-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
Sam (Y-DR) started at 8:50 AM; Russell (T-DR) started at 8:45 AM. That gave Russell a 5 minutes head start on Sam. On foot, Sam ran 1:07:56 and Russell ran 1:12:32 — Sam was 4:36 faster than Russell. Sam took official place 608th (time-based 261st) and Russell took official place 605th (time-based 409th). Russell's head start was enough to flip the official order even though Sam was faster on foot. Biggest swing: Sam gained 1:31 from Cardiac to White Gate.
Deltas
ComputedWave start
Russell J Mackie (T-DR) started 5 min earlier than Sam (Y-DR).
- Overall place Δ
- +3
- Actual time Δ
- -4:36
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Russell earlier)
- Finish clock Δ
- +0:24
- Section place Δ
- +12
Δ = Sam − Russell. Negative means Sam is ahead/faster.
Race timeline
Computed- Russell (T-DR) started at 8:45 AM.
- Sam (Y-DR) started at 8:50 AM, 5:00 later.
- Actual running time: Sam was 4:36 faster on foot than Russell.
- Finish clock: Russell crossed the line 0:24 ahead of Sam — Russell wins this head-to-head.
Δ (A − B): actual -4:36 · finish clock +0:24.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sam | Russell | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:03 | 8:53 | -0:50 |
| Stairs to Windy Gap | 6:14 | 6:08 | +0:06 |
| Windy Gap to Muir Woods | 6:04 | 6:27 | -0:23 |
| Muir Woods to Cardiac | 26:14 | 26:48 | -0:34 |
| Cardiac to White Gate | 13:13 | 14:44 | -1:31 |
| White Gate to The Stile | 6:23 | 7:22 | -0:59 |
| The Stile to Finish | 1:45 | 2:10 | -0:25 |
Δ negative = Sam ran the segment faster.