Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKenji Hirabayashi
#974 · 1:33:41 · M59 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialMason O Joe
#969 · 1:34:28 · M10 · Group N · DR
Wave start 8:41 AM (N-DR)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Kenji (P-DR) started at 8:42 AM; Mason (N-DR) started at 8:41 AM. That gave Mason a 1 minute head start on Kenji. On foot, Kenji ran 1:33:41 and Mason ran 1:34:28 — Kenji was 0:47 faster than Mason. Kenji took official place 974th (time-based 979th) and Mason took official place 969th (time-based 997th). Mason's head start was enough to flip the official order even though Kenji was faster on foot. Biggest swing: Kenji gained 3:07 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mason O Joe (N-DR) started 1 min earlier than Kenji (P-DR).
- Overall place Δ
- +5
- Actual time Δ
- -0:47
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Mason earlier)
- Finish clock Δ
- +0:13
- Section place Δ
- +6
Δ = Kenji − Mason. Negative means Kenji is ahead/faster.
Race timeline
Computed- Mason (N-DR) started at 8:41 AM.
- Kenji (P-DR) started at 8:42 AM, 1:00 later.
- Actual running time: Kenji was 0:47 faster on foot than Mason.
- Finish clock: Mason crossed the line 0:13 ahead of Kenji — Mason wins this head-to-head.
Δ (A − B): actual -0:47 · finish clock +0:13.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Kenji | Mason | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:46 | 9:11 | +2:35 |
| Stairs to Windy Gap | 7:12 | 7:13 | -0:01 |
| Windy Gap to Muir Woods | 6:36 | 8:23 | -1:47 |
| Muir Woods to Cardiac | 32:03 | 35:10 | -3:07 |
| Cardiac to White Gate | 20:59 | 21:30 | -0:31 |
| White Gate to The Stile | 11:33 | 10:35 | +0:58 |
| The Stile to Finish | 3:32 | 2:26 | +1:06 |
Δ negative = Kenji ran the segment faster.