Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJohn P Van Hoff
#576 · 1:04:45 · M40 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialClaire J Brockman
#581 · 1:13:20 · F23 · 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
John (Y-DR) started at 8:50 AM; Claire (P-DR) started at 8:42 AM. That gave Claire a 8 minutes head start on John. On foot, John ran 1:04:45 and Claire ran 1:13:20 — John was 8:35 faster than Claire. John took official place 576th (time-based 175th) and Claire took official place 581st (time-based 432nd). John was faster on foot and finished ahead on the official clock too. Biggest swing: John gained 2:18 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Claire J Brockman (P-DR) started 8 min earlier than John (Y-DR).
- Overall place Δ
- -5
- Actual time Δ
- -8:35
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Claire earlier)
- Finish clock Δ
- -0:35
- Section place Δ
- +3
Δ = John − Claire. Negative means John is ahead/faster.
Race timeline
Computed- Claire (P-DR) started at 8:42 AM.
- John (Y-DR) started at 8:50 AM, 8:00 later.
- Actual running time: John was 8:35 faster on foot than Claire.
- Finish clock: John crossed the line 0:35 ahead of Claire — John wins this head-to-head.
Δ (A − B): actual -8:35 · finish clock -0:35.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | Claire | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:15 | 8:41 | -0:26 |
| Stairs to Windy Gap | 5:35 | 6:11 | -0:36 |
| Windy Gap to Muir Woods | 5:09 | 6:44 | -1:35 |
| Muir Woods to Cardiac | 25:50 | 28:08 | -2:18 |
| Cardiac to White Gate | 11:58 | 13:55 | -1:57 |
| White Gate to The Stile | 5:59 | 7:40 | -1:41 |
| The Stile to Finish | 1:59 | 2:01 | -0:02 |
Δ negative = John ran the segment faster.