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
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
Christina (M-DR) started at 8:40 AM; Robert (AAA-DR) started at 8:27 AM. That gave Robert a 13 minutes head start on Christina. On foot, Christina ran 2:31:20 and Robert ran 2:41:13 — Christina was 9:53 faster than Robert. Christina took official place 1380th (time-based 1369th) and Robert took official place 1377th (time-based 1382nd). Robert's head start was enough to flip the official order even though Christina was faster on foot. Biggest swing: Christina gained 5:00 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Robert J Stumpf (AAA-DR) started 13 min earlier than Christina (M-DR).
- Overall place Δ
- +3
- Actual time Δ
- -9:53
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 13 min (Robert earlier)
- Finish clock Δ
- +3:07
- Section place Δ
- +25
Δ = Christina − Robert. Negative means Christina is ahead/faster.
Race timeline
Computed- Robert (AAA-DR) started at 8:27 AM.
- Christina (M-DR) started at 8:40 AM, 13:00 later.
- Actual running time: Christina was 9:53 faster on foot than Robert.
- Finish clock: Robert crossed the line 3:07 ahead of Christina — Robert wins this head-to-head.
Δ (A − B): actual -9:53 · finish clock +3:07.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Christina | Robert | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:25 | 17:35 | -6:10 |
| Stairs to Windy Gap | 8:48 | 13:48 | -5:00 |
| Windy Gap to Muir Woods | 13:49 | 14:41 | -0:52 |
| Muir Woods to Cardiac | 56:02 | 54:33 | +1:29 |
| Cardiac to White Gate | 36:21 | 36:53 | -0:32 |
| White Gate to The Stile | 20:00 | 18:09 | +1:51 |
| The Stile to Finish | 4:55 | 5:34 | -0:39 |
Δ negative = Christina ran the segment faster.