Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialRoy A Rivers
#170 · 1:19:28 · M69 · Group E · INV
Wave start 8:06 AM (E-INV)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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
Roy (E-INV) started at 8:06 AM; Julia (Q-INV) started at 8:16 AM. That gave Roy a 10 minutes head start on Julia. On foot, Roy ran 1:19:28 and Julia ran 57:02 — Julia was 22:26 faster than Roy. Roy took official place 170th (time-based 631st) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 11:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Roy A Rivers (E-INV) started 10 min earlier than Julia (Q-INV).
- Overall place Δ
- +167
- Actual time Δ
- +22:26
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 10 min (Roy earlier)
- Finish clock Δ
- +12:26
- Section place Δ
- +1
Δ = Roy − Julia. Negative means Roy is ahead/faster.
Race timeline
Computed- Roy (E-INV) started at 8:06 AM.
- Julia (Q-INV) started at 8:16 AM, 10:00 later.
- Actual running time: Julia was 22:26 faster on foot than Roy.
- Finish clock: Julia crossed the line 12:26 ahead of Roy — Julia wins this head-to-head.
Δ (A − B): actual +22:26 · finish clock +12:26.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Roy | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:07 | 6:46 | +3:21 |
| Stairs to Windy Gap | 7:28 | 5:03 | +2:25 |
| Windy Gap to Muir Woods | 6:08 | 5:20 | +0:48 |
| Muir Woods to Cardiac | 31:45 | 20:26 | +11:19 |
| Cardiac to White Gate | 14:40 | 11:52 | +2:48 |
| White Gate to The Stile | 7:06 | 5:54 | +1:12 |
| The Stile to Finish | 2:14 | 1:41 | +0:33 |
Δ negative = Roy ran the segment faster.