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
OfficialRobert J Stumpf
#1377 · 2:41:13 · M78 · Group AAA · DR
Wave start 8:27 AM (AAA-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
Celine (P-DR) started at 8:42 AM; Robert (AAA-DR) started at 8:27 AM. That gave Robert a 15 minutes head start on Celine. On foot, Celine ran 2:27:57 and Robert ran 2:41:13 — Celine was 13:16 faster than Robert. Celine took official place 1378th (time-based 1364th) and Robert took official place 1377th (time-based 1382nd). Robert's head start was enough to flip the official order even though Celine was faster on foot. Biggest swing: Celine gained 4:24 from Cardiac to White Gate.
Deltas
ComputedWave start
Robert J Stumpf (AAA-DR) started 15 min earlier than Celine (P-DR).
- Overall place Δ
- +1
- Actual time Δ
- -13:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 15 min (Robert earlier)
- Finish clock Δ
- +1:44
- Section place Δ
- +28
Δ = Celine − Robert. Negative means Celine is ahead/faster.
Race timeline
Computed- Robert (AAA-DR) started at 8:27 AM.
- Celine (P-DR) started at 8:42 AM, 15:00 later.
- Actual running time: Celine was 13:16 faster on foot than Robert.
- Finish clock: Robert crossed the line 1:44 ahead of Celine — Robert wins this head-to-head.
Δ (A − B): actual -13:16 · finish clock +1:44.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Celine | Robert | Δ |
|---|---|---|---|
| Start to Top of Stairs | 13:40 | 17:35 | -3:55 |
| Stairs to Windy Gap | 10:48 | 13:48 | -3:00 |
| Windy Gap to Muir Woods | 15:20 | 14:41 | +0:39 |
| Muir Woods to Cardiac | 52:30 | 54:33 | -2:03 |
| Cardiac to White Gate | 32:29 | 36:53 | -4:24 |
| White Gate to The Stile | 18:40 | 18:09 | +0:31 |
| The Stile to Finish | 4:30 | 5:34 | -1:04 |
Δ negative = Celine ran the segment faster.