Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJon Harlem
#1090 · 1:30:17 · M37 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialJeffrey Wang
#1085 · 1:31:08 · M44 · Group X · DR
Wave start 8:49 AM (X-DR)
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
Jon (Y-DR) started at 8:50 AM; Jeffrey (X-DR) started at 8:49 AM. That gave Jeffrey a 1 minute head start on Jon. On foot, Jon ran 1:30:17 and Jeffrey ran 1:31:08 — Jon was 0:51 faster than Jeffrey. Jon took official place 1090th (time-based 917th) and Jeffrey took official place 1085th (time-based 929th). Jeffrey's head start was enough to flip the official order even though Jon was faster on foot. Biggest swing: Jon gained 3:07 from Cardiac to White Gate.
Deltas
ComputedWave start
Jeffrey Wang (X-DR) started 1 min earlier than Jon (Y-DR).
- Overall place Δ
- +5
- Actual time Δ
- -0:51
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Jeffrey earlier)
- Finish clock Δ
- +0:09
- Section place Δ
- +58
Δ = Jon − Jeffrey. Negative means Jon is ahead/faster.
Race timeline
Computed- Jeffrey (X-DR) started at 8:49 AM.
- Jon (Y-DR) started at 8:50 AM, 1:00 later.
- Actual running time: Jon was 0:51 faster on foot than Jeffrey.
- Finish clock: Jeffrey crossed the line 0:09 ahead of Jon — Jeffrey wins this head-to-head.
Δ (A − B): actual -0:51 · finish clock +0:09.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jon | Jeffrey | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:10 | 9:36 | +0:34 |
| Stairs to Windy Gap | 7:50 | 7:07 | +0:43 |
| Windy Gap to Muir Woods | 6:43 | 7:18 | -0:35 |
| Muir Woods to Cardiac | 36:26 | 34:58 | +1:28 |
| Cardiac to White Gate | 17:48 | 20:55 | -3:07 |
| White Gate to The Stile | 8:40 | 8:54 | -0:14 |
| The Stile to Finish | 2:40 | 2:20 | +0:20 |
Δ negative = Jon ran the segment faster.