Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialChristina Walker
#1380 · 2:31:20 · F47 · Group M · DR
Wave start 8:40 AM (M-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
Christina (M-DR) started at 8:40 AM; Don (AAA-INV) started at 8:00 AM. That gave Don a 40 minutes head start on Christina because the Runner wave starts 27 minutes after the Invitational wave. On foot, Christina ran 2:31:20 and Don ran 3:11:24 — Christina was 40:04 faster than Don. Christina took official place 1380th (time-based 1369th) and Don took official place 1382nd (time-based 1396th). Christina was faster on foot and finished ahead on the official clock too. Biggest swing: Christina gained 17:29 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Don C Timmer (AAA-INV) started 40 min earlier than Christina (M-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- -2
- Actual time Δ
- -40:04
- Section gap Δ
- 27 min (Don earlier)
- Wave start Δ
- 40 min (Don earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- —
Δ = Christina − Don. Negative means Christina is ahead/faster.
Race timeline
Computed- Don (AAA-INV) started at 8:00 AM.
- Christina (M-DR) started at 8:40 AM, 40:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Christina was 40:04 faster on foot than Don.
- Finish clock: Christina crossed the line 0:04 ahead of Don — Christina wins this head-to-head.
Δ (A − B): actual -40:04 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Christina | Don | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:25 | 19:52 | -8:27 |
| Stairs to Windy Gap | 8:48 | 16:09 | -7:21 |
| Windy Gap to Muir Woods | 13:49 | 13:42 | +0:07 |
| Muir Woods to Cardiac | 56:02 | 1:13:31 | -17:29 |
| Cardiac to White Gate | 36:21 | 40:16 | -3:55 |
| White Gate to The Stile | 20:00 | 22:13 | -2:13 |
| The Stile to Finish | 4:55 | 5:41 | -0:46 |
Δ negative = Christina ran the segment faster.