Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialAlena D Lanos
#421 · 1:18:11 · F35 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialJoel Oxman
#423 · 1:14:12 · M49 · Group V · INV
Wave start 8:20 AM (V-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
Alena (Q-INV) started at 8:16 AM; Joel (V-INV) started at 8:20 AM. That gave Alena a 4 minutes head start on Joel. On foot, Alena ran 1:18:11 and Joel ran 1:14:12 — Joel was 3:59 faster than Alena. Alena took official place 421st (time-based 584th) and Joel took official place 423rd (time-based 454th). Alena's head start was enough to flip the official order even though Joel was faster on foot. Biggest swing: Joel gained 2:29 from Cardiac to White Gate.
Deltas
ComputedWave start
Alena D Lanos (Q-INV) started 4 min earlier than Joel (V-INV).
- Overall place Δ
- -2
- Actual time Δ
- +3:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Alena earlier)
- Finish clock Δ
- -0:01
- Section place Δ
- +21
Δ = Alena − Joel. Negative means Alena is ahead/faster.
Race timeline
Computed- Alena (Q-INV) started at 8:16 AM.
- Joel (V-INV) started at 8:20 AM, 4:00 later.
- Actual running time: Joel was 3:59 faster on foot than Alena.
- Finish clock: Alena crossed the line 0:01 ahead of Joel — Alena wins this head-to-head.
Δ (A − B): actual +3:59 · finish clock -0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Alena | Joel | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:05 | 8:29 | +0:36 |
| Stairs to Windy Gap | 6:48 | 6:41 | +0:07 |
| Windy Gap to Muir Woods | 6:06 | 5:56 | +0:10 |
| Muir Woods to Cardiac | 28:44 | 29:03 | -0:19 |
| Cardiac to White Gate | 17:22 | 14:53 | +2:29 |
| White Gate to The Stile | 7:52 | 7:14 | +0:38 |
| The Stile to Finish | 2:14 | 1:56 | +0:18 |
Δ negative = Alena ran the segment faster.