Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIan Oprendek
#1364 · 2:10:01 · M28 · Group Z · DR
Wave start 8:51 AM (Z-DR)
Athlete B
OfficialAnnelise M Karpa-Sweeney
#1359 · 2:28:08 · F9 · Group D · DR
Wave start 8:32 AM (D-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
Ian (Z-DR) started at 8:51 AM; Annelise (D-DR) started at 8:32 AM. That gave Annelise a 19 minutes head start on Ian. On foot, Ian ran 2:10:01 and Annelise ran 2:28:08 — Ian was 18:07 faster than Annelise. Ian took official place 1364th (time-based 1331st) and Annelise took official place 1359th (time-based 1365th). Annelise's head start was enough to flip the official order even though Ian was faster on foot. Biggest swing: Ian gained 7:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Annelise M Karpa-Sweeney (D-DR) started 19 min earlier than Ian (Z-DR).
- Overall place Δ
- +5
- Actual time Δ
- -18:07
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 19 min (Annelise earlier)
- Finish clock Δ
- +0:53
- Section place Δ
- +35
Δ = Ian − Annelise. Negative means Ian is ahead/faster.
Race timeline
Computed- Annelise (D-DR) started at 8:32 AM.
- Ian (Z-DR) started at 8:51 AM, 19:00 later.
- Actual running time: Ian was 18:07 faster on foot than Annelise.
- Finish clock: Annelise crossed the line 0:53 ahead of Ian — Annelise wins this head-to-head.
Δ (A − B): actual -18:07 · finish clock +0:53.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ian | Annelise | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:43 | 14:08 | -1:25 |
| Stairs to Windy Gap | 11:47 | 13:06 | -1:19 |
| Windy Gap to Muir Woods | 8:36 | 11:48 | -3:12 |
| Muir Woods to Cardiac | 48:29 | 56:09 | -7:40 |
| Cardiac to White Gate | 28:23 | 30:25 | -2:02 |
| White Gate to The Stile | 16:36 | 19:32 | -2:56 |
| The Stile to Finish | 3:27 | 3:00 | +0:27 |
Δ negative = Ian ran the segment faster.