Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMarshall Allen boyd
#619 · 1:10:38 · M46 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialAnne Palmer
#624 · 1:26:54 · F9 · Group D · DR
Wave start 8:32 AM (D-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
Marshall (W-DR) started at 8:48 AM; Anne (D-DR) started at 8:32 AM. That gave Anne a 16 minutes head start on Marshall. On foot, Marshall ran 1:10:38 and Anne ran 1:26:54 — Marshall was 16:16 faster than Anne. Marshall took official place 619th (time-based 343rd) and Anne took official place 624th (time-based 830th). Marshall was faster on foot and finished ahead on the official clock too. Biggest swing: Marshall gained 5:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Anne Palmer (D-DR) started 16 min earlier than Marshall (W-DR).
- Overall place Δ
- -5
- Actual time Δ
- -16:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Anne earlier)
- Finish clock Δ
- -0:16
- Section place Δ
- +6
Δ = Marshall − Anne. Negative means Marshall is ahead/faster.
Race timeline
Computed- Anne (D-DR) started at 8:32 AM.
- Marshall (W-DR) started at 8:48 AM, 16:00 later.
- Actual running time: Marshall was 16:16 faster on foot than Anne.
- Finish clock: Marshall crossed the line 0:16 ahead of Anne — Marshall wins this head-to-head.
Δ (A − B): actual -16:16 · finish clock -0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Marshall | Anne | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:50 | 9:41 | -1:51 |
| Stairs to Windy Gap | 6:27 | 7:43 | -1:16 |
| Windy Gap to Muir Woods | 6:01 | 8:04 | -2:03 |
| Muir Woods to Cardiac | 27:35 | 33:31 | -5:56 |
| Cardiac to White Gate | 14:07 | 17:33 | -3:26 |
| White Gate to The Stile | 6:53 | 8:13 | -1:20 |
| The Stile to Finish | 1:45 | 2:09 | -0:24 |
Δ negative = Marshall ran the segment faster.