Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEmma F Broderick
#518 · 1:01:21 · F33 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialDave Covey
#520 · 1:34:42 · M65 · Group J · INV
Wave start 8:10 AM (J-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
Emma (Q-DR) started at 8:43 AM; Dave (J-INV) started at 8:10 AM. That gave Dave a 33 minutes head start on Emma because the Runner wave starts 27 minutes after the Invitational wave. On foot, Emma ran 1:01:21 and Dave ran 1:34:42 — Emma was 33:21 faster than Dave. Emma took official place 518th (time-based 91st) and Dave took official place 520th (time-based 1001st). Emma was faster on foot and finished ahead on the official clock too. Biggest swing: Emma gained 14:32 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Dave Covey (J-INV) started 33 min earlier than Emma (Q-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- -2
- Actual time Δ
- -33:21
- Section gap Δ
- 27 min (Dave earlier)
- Wave start Δ
- 33 min (Dave earlier)
- Finish clock Δ
- -0:21
- Section place Δ
- —
Δ = Emma − Dave. Negative means Emma is ahead/faster.
Race timeline
Computed- Dave (J-INV) started at 8:10 AM.
- Emma (Q-DR) started at 8:43 AM, 33:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Emma was 33:21 faster on foot than Dave.
- Finish clock: Emma crossed the line 0:21 ahead of Dave — Emma wins this head-to-head.
Δ (A − B): actual -33:21 · finish clock -0:21.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Emma | Dave | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:52 | 11:29 | -3:37 |
| Stairs to Windy Gap | 5:15 | 8:32 | -3:17 |
| Windy Gap to Muir Woods | 5:42 | 7:10 | -1:28 |
| Muir Woods to Cardiac | 21:55 | 36:27 | -14:32 |
| Cardiac to White Gate | 12:43 | 19:12 | -6:29 |
| White Gate to The Stile | 6:09 | 9:18 | -3:09 |
| The Stile to Finish | 1:45 | 2:34 | -0:49 |
Δ negative = Emma ran the segment faster.