Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialBjorn Laurin
#972 · 1:29:38 · M52 · Group U · DR
Wave start 8:46 AM (U-DR)
Athlete B
OfficialMason O Joe
#969 · 1:34:28 · M10 · Group N · DR
Wave start 8:41 AM (N-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
Bjorn (U-DR) started at 8:46 AM; Mason (N-DR) started at 8:41 AM. That gave Mason a 5 minutes head start on Bjorn. On foot, Bjorn ran 1:29:38 and Mason ran 1:34:28 — Bjorn was 4:50 faster than Mason. Bjorn took official place 972nd (time-based 902nd) and Mason took official place 969th (time-based 997th). Mason's head start was enough to flip the official order even though Bjorn was faster on foot. Biggest swing: Bjorn gained 3:15 from Cardiac to White Gate.
Deltas
ComputedWave start
Mason O Joe (N-DR) started 5 min earlier than Bjorn (U-DR).
- Overall place Δ
- +3
- Actual time Δ
- -4:50
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Mason earlier)
- Finish clock Δ
- +0:10
- Section place Δ
- +8
Δ = Bjorn − Mason. Negative means Bjorn is ahead/faster.
Race timeline
Computed- Mason (N-DR) started at 8:41 AM.
- Bjorn (U-DR) started at 8:46 AM, 5:00 later.
- Actual running time: Bjorn was 4:50 faster on foot than Mason.
- Finish clock: Mason crossed the line 0:10 ahead of Bjorn — Mason wins this head-to-head.
Δ (A − B): actual -4:50 · finish clock +0:10.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Bjorn | Mason | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:12 | 9:11 | +1:01 |
| Stairs to Windy Gap | 7:35 | 7:13 | +0:22 |
| Windy Gap to Muir Woods | 7:08 | 8:23 | -1:15 |
| Muir Woods to Cardiac | 34:57 | 35:10 | -0:13 |
| Cardiac to White Gate | 18:15 | 21:30 | -3:15 |
| White Gate to The Stile | 9:17 | 10:35 | -1:18 |
| The Stile to Finish | 2:14 | 2:26 | -0:12 |
Δ negative = Bjorn ran the segment faster.