Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialCeline van Riemsdijk
#1378 · 2:27:57 · F43 · Group P · DR
Wave start 8:42 AM (P-DR)
Athlete B
OfficialJames Timmer
#1383 · 3:09:25 · M72 · Group A · INV
Wave start 8:02 AM (A-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
Celine (P-DR) started at 8:42 AM; James (A-INV) started at 8:02 AM. That gave James a 40 minutes head start on Celine because the Runner wave starts 27 minutes after the Invitational wave. On foot, Celine ran 2:27:57 and James ran 3:09:25 — Celine was 41:28 faster than James. Celine took official place 1378th (time-based 1364th) and James took official place 1383rd (time-based 1395th). Celine was faster on foot and finished ahead on the official clock too. Biggest swing: Celine gained 19:52 from Muir Woods to Cardiac.
Deltas
ComputedWave start
James Timmer (A-INV) started 40 min earlier than Celine (P-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- -5
- Actual time Δ
- -41:28
- Section gap Δ
- 27 min (James earlier)
- Wave start Δ
- 40 min (James earlier)
- Finish clock Δ
- -1:28
- Section place Δ
- —
Δ = Celine − James. Negative means Celine is ahead/faster.
Race timeline
Computed- James (A-INV) started at 8:02 AM.
- Celine (P-DR) started at 8:42 AM, 40:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Celine was 41:28 faster on foot than James.
- Finish clock: Celine crossed the line 1:28 ahead of James — Celine wins this head-to-head.
Δ (A − B): actual -41:28 · finish clock -1:28.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Celine | James | Δ |
|---|---|---|---|
| Start to Top of Stairs | 13:40 | 17:54 | -4:14 |
| Stairs to Windy Gap | 10:48 | 16:09 | -5:21 |
| Windy Gap to Muir Woods | 15:20 | 13:43 | +1:37 |
| Muir Woods to Cardiac | 52:30 | 1:12:22 | -19:52 |
| Cardiac to White Gate | 32:29 | 38:16 | -5:47 |
| White Gate to The Stile | 18:40 | 25:16 | -6:36 |
| The Stile to Finish | 4:30 | 5:45 | -1:15 |
Δ negative = Celine ran the segment faster.