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
OfficialSteve Lee
#171 · 1:06:29 · M53 · Group U · INV
Wave start 8:19 AM (U-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
Roy (E-INV) started at 8:06 AM; Steve (U-INV) started at 8:19 AM. That gave Roy a 13 minutes head start on Steve. On foot, Roy ran 1:19:28 and Steve ran 1:06:29 — Steve was 12:59 faster than Roy. Roy took official place 170th (time-based 631st) and Steve took official place 171st (time-based 217th). Roy's head start was enough to flip the official order even though Steve was faster on foot. Biggest swing: Steve gained 5:47 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Roy A Rivers (E-INV) started 13 min earlier than Steve (U-INV).
- Overall place Δ
- -1
- Actual time Δ
- +12:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 13 min (Roy earlier)
- Finish clock Δ
- -0:01
- Section place Δ
- -9
Δ = Roy − Steve. Negative means Roy is ahead/faster.
Race timeline
Computed- Roy (E-INV) started at 8:06 AM.
- Steve (U-INV) started at 8:19 AM, 13:00 later.
- Actual running time: Steve was 12:59 faster on foot than Roy.
- Finish clock: Roy crossed the line 0:01 ahead of Steve — Roy wins this head-to-head.
Δ (A − B): actual +12:59 · finish clock -0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Roy | Steve | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:07 | 7:20 | +2:47 |
| Stairs to Windy Gap | 7:28 | 5:48 | +1:40 |
| Windy Gap to Muir Woods | 6:08 | 5:36 | +0:32 |
| Muir Woods to Cardiac | 31:45 | 25:58 | +5:47 |
| Cardiac to White Gate | 14:40 | 13:35 | +1:05 |
| White Gate to The Stile | 7:06 | 6:23 | +0:43 |
| The Stile to Finish | 2:14 | 1:49 | +0:25 |
Δ negative = Roy ran the segment faster.