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
OfficialJason J Rzutkiewicz
#510 · 1:23:11 · M51 · 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
Eric (AAA-INV) started at 8:00 AM; Jason (U-INV) started at 8:19 AM. That gave Eric a 19 minutes head start on Jason. On foot, Eric ran 1:44:05 and Jason ran 1:23:11 — Jason was 20:54 faster than Eric. Eric took official place 515th (time-based 1156th) and Jason took official place 510th (time-based 746th). Jason was faster on foot and finished ahead on the official clock too. Biggest swing: Jason gained 5:51 from Cardiac to White Gate.
Deltas
ComputedWave start
Eric M Spector (AAA-INV) started 19 min earlier than Jason (U-INV).
- Overall place Δ
- +5
- Actual time Δ
- +20:54
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 19 min (Eric earlier)
- Finish clock Δ
- +1:54
- Section place Δ
- -24
Δ = Eric − Jason. Negative means Eric is ahead/faster.
Race timeline
Computed- Eric (AAA-INV) started at 8:00 AM.
- Jason (U-INV) started at 8:19 AM, 19:00 later.
- Actual running time: Jason was 20:54 faster on foot than Eric.
- Finish clock: Jason crossed the line 1:54 ahead of Eric — Jason wins this head-to-head.
Δ (A − B): actual +20:54 · finish clock +1:54.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Eric | Jason | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:02 | 9:09 | +2:53 |
| Stairs to Windy Gap | 9:30 | 7:35 | +1:55 |
| Windy Gap to Muir Woods | 8:59 | 6:23 | +2:36 |
| Muir Woods to Cardiac | 37:56 | 33:03 | +4:53 |
| Cardiac to White Gate | 22:01 | 16:10 | +5:51 |
| White Gate to The Stile | 10:48 | 8:16 | +2:32 |
| The Stile to Finish | 2:49 | 2:35 | +0:14 |
Δ negative = Eric ran the segment faster.