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
OfficialDon C Timmer
#1382 · 3:11:24 · M77 · Group AAA · INV
Wave start 8:00 AM (AAA-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; Don (AAA-INV) started at 8:00 AM. That gave Don a 42 minutes head start on Celine because the Runner wave starts 27 minutes after the Invitational wave. On foot, Celine ran 2:27:57 and Don ran 3:11:24 — Celine was 43:27 faster than Don. Celine took official place 1378th (time-based 1364th) and Don took official place 1382nd (time-based 1396th). Celine was faster on foot and finished ahead on the official clock too. Biggest swing: Celine gained 21:01 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Don C Timmer (AAA-INV) started 42 min earlier than Celine (P-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- -4
- Actual time Δ
- -43:27
- Section gap Δ
- 27 min (Don earlier)
- Wave start Δ
- 42 min (Don earlier)
- Finish clock Δ
- -1:27
- Section place Δ
- —
Δ = Celine − Don. Negative means Celine is ahead/faster.
Race timeline
Computed- Don (AAA-INV) started at 8:00 AM.
- Celine (P-DR) started at 8:42 AM, 42:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Celine was 43:27 faster on foot than Don.
- Finish clock: Celine crossed the line 1:27 ahead of Don — Celine wins this head-to-head.
Δ (A − B): actual -43:27 · finish clock -1:27.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Celine | Don | Δ |
|---|---|---|---|
| Start to Top of Stairs | 13:40 | 19:52 | -6:12 |
| Stairs to Windy Gap | 10:48 | 16:09 | -5:21 |
| Windy Gap to Muir Woods | 15:20 | 13:42 | +1:38 |
| Muir Woods to Cardiac | 52:30 | 1:13:31 | -21:01 |
| Cardiac to White Gate | 32:29 | 40:16 | -7:47 |
| White Gate to The Stile | 18:40 | 22:13 | -3:33 |
| The Stile to Finish | 4:30 | 5:41 | -1:11 |
Δ negative = Celine ran the segment faster.