Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEamonn Carmody Tucker
#369 · 1:11:28 · M46 · Group W · INV
Wave start 8:21 AM (W-INV)
Athlete B
OfficialPhelps Wood
#364 · 1:16:20 · M57 · Group Q · INV
Wave start 8:16 AM (Q-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
Eamonn (W-INV) started at 8:21 AM; Phelps (Q-INV) started at 8:16 AM. That gave Phelps a 5 minutes head start on Eamonn. On foot, Eamonn ran 1:11:28 and Phelps ran 1:16:20 — Eamonn was 4:52 faster than Phelps. Eamonn took official place 369th (time-based 371st) and Phelps took official place 364th (time-based 531st). Phelps's head start was enough to flip the official order even though Eamonn was faster on foot. Biggest swing: Eamonn gained 2:41 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Phelps Wood (Q-INV) started 5 min earlier than Eamonn (W-INV).
- Overall place Δ
- +5
- Actual time Δ
- -4:52
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Phelps earlier)
- Finish clock Δ
- +0:08
- Section place Δ
- -21
Δ = Eamonn − Phelps. Negative means Eamonn is ahead/faster.
Race timeline
Computed- Phelps (Q-INV) started at 8:16 AM.
- Eamonn (W-INV) started at 8:21 AM, 5:00 later.
- Actual running time: Eamonn was 4:52 faster on foot than Phelps.
- Finish clock: Phelps crossed the line 0:08 ahead of Eamonn — Phelps wins this head-to-head.
Δ (A − B): actual -4:52 · finish clock +0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Eamonn | Phelps | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:03 | 8:55 | -0:52 |
| Stairs to Windy Gap | 6:26 | 6:43 | -0:17 |
| Windy Gap to Muir Woods | 5:58 | 6:11 | -0:13 |
| Muir Woods to Cardiac | 26:50 | 29:31 | -2:41 |
| Cardiac to White Gate | 14:44 | 15:19 | -0:35 |
| White Gate to The Stile | 7:21 | 7:31 | -0:10 |
| The Stile to Finish | 2:06 | 2:10 | -0:04 |
Δ negative = Eamonn ran the segment faster.