Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialEric M Spector
#515 · 1:44:05 · M79 · Group AAA · INV
Wave start 8:00 AM (AAA-INV)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-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
Eric (AAA-INV) started at 8:00 AM; Edward (Z-INV) started at 8:24 AM. That gave Eric a 24 minutes head start on Edward. On foot, Eric ran 1:44:05 and Edward ran 48:29 — Edward was 55:36 faster than Eric. Eric took official place 515th (time-based 1156th) and Edward took official place 2nd (time-based 1st). Edward was faster on foot and finished ahead on the official clock too. Biggest swing: Edward gained 20:04 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Eric M Spector (AAA-INV) started 24 min earlier than Edward (Z-INV).
- Overall place Δ
- +513
- Actual time Δ
- +55:36
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 24 min (Eric earlier)
- Finish clock Δ
- +31:36
- Section place Δ
- +6
Δ = Eric − Edward. Negative means Eric is ahead/faster.
Race timeline
Computed- Eric (AAA-INV) started at 8:00 AM.
- Edward (Z-INV) started at 8:24 AM, 24:00 later.
- Actual running time: Edward was 55:36 faster on foot than Eric.
- Finish clock: Edward crossed the line 31:36 ahead of Eric — Edward wins this head-to-head.
Δ (A − B): actual +55:36 · finish clock +31:36.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Eric | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:02 | 5:48 | +6:14 |
| Stairs to Windy Gap | 9:30 | 4:17 | +5:13 |
| Windy Gap to Muir Woods | 8:59 | 4:16 | +4:43 |
| Muir Woods to Cardiac | 37:56 | 17:52 | +20:04 |
| Cardiac to White Gate | 22:01 | 9:40 | +12:21 |
| White Gate to The Stile | 10:48 | 5:03 | +5:45 |
| The Stile to Finish | 2:49 | 1:33 | +1:16 |
Δ negative = Eric ran the segment faster.