Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRoy A Rivers
#170 · 1:19:28 · M69 · Group E · INV
Wave start 8:06 AM (E-INV)
Athlete B
OfficialSydney Ghobadian
#167 · 1:10:23 · F24 · Group P · INV
Wave start 8:15 AM (P-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
Roy (E-INV) started at 8:06 AM; Sydney (P-INV) started at 8:15 AM. That gave Roy a 9 minutes head start on Sydney. On foot, Roy ran 1:19:28 and Sydney ran 1:10:23 — Sydney was 9:05 faster than Roy. Roy took official place 170th (time-based 631st) and Sydney took official place 167th (time-based 337th). Sydney was faster on foot and finished ahead on the official clock too. Biggest swing: Sydney gained 3:53 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Roy A Rivers (E-INV) started 9 min earlier than Sydney (P-INV).
- Overall place Δ
- +3
- Actual time Δ
- +9:05
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 9 min (Roy earlier)
- Finish clock Δ
- +0:05
- Section place Δ
- -8
Δ = Roy − Sydney. Negative means Roy is ahead/faster.
Race timeline
Computed- Roy (E-INV) started at 8:06 AM.
- Sydney (P-INV) started at 8:15 AM, 9:00 later.
- Actual running time: Sydney was 9:05 faster on foot than Roy.
- Finish clock: Sydney crossed the line 0:05 ahead of Roy — Sydney wins this head-to-head.
Δ (A − B): actual +9:05 · finish clock +0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Roy | Sydney | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:07 | 8:18 | +1:49 |
| Stairs to Windy Gap | 7:28 | 5:55 | +1:33 |
| Windy Gap to Muir Woods | 6:08 | 5:29 | +0:39 |
| Muir Woods to Cardiac | 31:45 | 27:52 | +3:53 |
| Cardiac to White Gate | 14:40 | 14:00 | +0:40 |
| White Gate to The Stile | 7:06 | 6:46 | +0:20 |
| The Stile to Finish | 2:14 | 2:03 | +0:11 |
Δ negative = Roy ran the segment faster.