Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMark W Speets
#104 · 1:07:00 · M57 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialConor P Callahan
#99 · 58:44 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
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
Mark (Q-INV) started at 8:16 AM; Conor (Z-INV) started at 8:24 AM. That gave Mark a 8 minutes head start on Conor. On foot, Mark ran 1:07:00 and Conor ran 58:44 — Conor was 8:16 faster than Mark. Mark took official place 104th (time-based 232nd) and Conor took official place 99th (time-based 49th). Conor was faster on foot and finished ahead on the official clock too. Biggest swing: Conor gained 3:37 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mark W Speets (Q-INV) started 8 min earlier than Conor (Z-INV).
- Overall place Δ
- +5
- Actual time Δ
- +8:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Mark earlier)
- Finish clock Δ
- +0:16
- Section place Δ
- +5
Δ = Mark − Conor. Negative means Mark is ahead/faster.
Race timeline
Computed- Mark (Q-INV) started at 8:16 AM.
- Conor (Z-INV) started at 8:24 AM, 8:00 later.
- Actual running time: Conor was 8:16 faster on foot than Mark.
- Finish clock: Conor crossed the line 0:16 ahead of Mark — Conor wins this head-to-head.
Δ (A − B): actual +8:16 · finish clock +0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mark | Conor | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:15 | 6:58 | +1:17 |
| Stairs to Windy Gap | 6:03 | 4:52 | +1:11 |
| Windy Gap to Muir Woods | 5:35 | 4:49 | +0:46 |
| Muir Woods to Cardiac | 25:40 | 22:03 | +3:37 |
| Cardiac to White Gate | 13:12 | 12:16 | +0:56 |
| White Gate to The Stile | 6:15 | 6:06 | +0:09 |
| The Stile to Finish | 2:00 | 1:40 | +0:20 |
Δ negative = Mark ran the segment faster.