Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialWill F Guzick
#74 · 58:37 · M37 · Group Y · INV
Wave start 8:23 AM (Y-INV)
Athlete B
OfficialGary A Gellin
#78 · 1:05:45 · M57 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Will (Y-INV) started at 8:23 AM; Gary (Q-INV) started at 8:16 AM. That gave Gary a 7 minutes head start on Will. On foot, Will ran 58:37 and Gary ran 1:05:45 — Will was 7:08 faster than Gary. Will took official place 74th (time-based 45th) and Gary took official place 78th (time-based 203rd). Will was faster on foot and finished ahead on the official clock too. Biggest swing: Will gained 3:14 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Gary A Gellin (Q-INV) started 7 min earlier than Will (Y-INV).
- Overall place Δ
- -4
- Actual time Δ
- -7:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Gary earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- -2
Δ = Will − Gary. Negative means Will is ahead/faster.
Race timeline
Computed- Gary (Q-INV) started at 8:16 AM.
- Will (Y-INV) started at 8:23 AM, 7:00 later.
- Actual running time: Will was 7:08 faster on foot than Gary.
- Finish clock: Will crossed the line 0:08 ahead of Gary — Will wins this head-to-head.
Δ (A − B): actual -7:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Will | Gary | Δ |
|---|---|---|---|
| Start to Top of Stairs | 6:54 | 7:41 | -0:47 |
| Stairs to Windy Gap | 5:05 | 6:03 | -0:58 |
| Windy Gap to Muir Woods | 5:07 | 5:32 | -0:25 |
| Muir Woods to Cardiac | 22:02 | 25:16 | -3:14 |
| Cardiac to White Gate | 11:38 | 13:10 | -1:32 |
| White Gate to The Stile | 5:58 | 6:11 | -0:13 |
| The Stile to Finish | 1:53 | 1:52 | +0:01 |
Δ negative = Will ran the segment faster.