Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKATHERINE OBRIEN
#1159 · 1:42:01 · F31 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-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
KATHERINE (Q-DR) started at 8:43 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 33 minutes head start on KATHERINE because the Runner wave starts 27 minutes after the Invitational wave. On foot, KATHERINE ran 1:42:01 and Chris ran 1:00:42 — Chris was 41:19 faster than KATHERINE. KATHERINE took official place 1159th (time-based 1122nd) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 15:25 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 33 min earlier than KATHERINE (Q-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1158
- Actual time Δ
- +41:19
- Section gap Δ
- 27 min (Chris earlier)
- Wave start Δ
- 33 min (Chris earlier)
- Finish clock Δ
- +1:14:19
- Section place Δ
- —
Δ = KATHERINE − Chris. Negative means KATHERINE is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- KATHERINE (Q-DR) started at 8:43 AM, 33:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Chris was 41:19 faster on foot than KATHERINE.
- Finish clock: Chris crossed the line 1:14:19 ahead of KATHERINE — Chris wins this head-to-head.
Δ (A − B): actual +41:19 · finish clock +1:14:19.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | KATHERINE | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:08 | 7:31 | +4:37 |
| Stairs to Windy Gap | 8:51 | 5:35 | +3:16 |
| Windy Gap to Muir Woods | 9:38 | 5:25 | +4:13 |
| Muir Woods to Cardiac | 37:35 | 22:10 | +15:25 |
| Cardiac to White Gate | 21:16 | 12:14 | +9:02 |
| White Gate to The Stile | 9:56 | 5:57 | +3:59 |
| The Stile to Finish | 2:37 | 1:50 | +0:47 |
Δ negative = KATHERINE ran the segment faster.