Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEric Samuel Edelson
#573 · 1:05:45 · M47 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialJohn Hill
#577 · 1:12:48 · M59 · Group P · DR
Wave start 8:42 AM (P-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
Eric (W-DR) started at 8:48 AM; John (P-DR) started at 8:42 AM. That gave John a 6 minutes head start on Eric. On foot, Eric ran 1:05:45 and John ran 1:12:48 — Eric was 7:03 faster than John. Eric took official place 573rd (time-based 204th) and John took official place 577th (time-based 414th). Eric was faster on foot and finished ahead on the official clock too. Biggest swing: Eric gained 4:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
John Hill (P-DR) started 6 min earlier than Eric (W-DR).
- Overall place Δ
- -4
- Actual time Δ
- -7:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (John earlier)
- Finish clock Δ
- -1:03
- Section place Δ
- -2
Δ = Eric − John. Negative means Eric is ahead/faster.
Race timeline
Computed- John (P-DR) started at 8:42 AM.
- Eric (W-DR) started at 8:48 AM, 6:00 later.
- Actual running time: Eric was 7:03 faster on foot than John.
- Finish clock: Eric crossed the line 1:03 ahead of John — Eric wins this head-to-head.
Δ (A − B): actual -7:03 · finish clock -1:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Eric | John | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:03 | 7:58 | +0:05 |
| Stairs to Windy Gap | 5:28 | 6:54 | -1:26 |
| Windy Gap to Muir Woods | 6:11 | 5:33 | +0:38 |
| Muir Woods to Cardiac | 24:49 | 29:36 | -4:47 |
| Cardiac to White Gate | 12:55 | 13:52 | -0:57 |
| White Gate to The Stile | 6:23 | 7:04 | -0:41 |
| The Stile to Finish | 1:56 | 1:51 | +0:05 |
Δ negative = Eric ran the segment faster.