Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJohn McLaughlin
#570 · 1:23:14 · M71 · Group B · DR
Wave start 8:30 AM (B-DR)
Athlete B
OfficialFlynn R Dreilinger
#569 · 1:01:13 · M25 · Group SCR · DR
Wave start 8:52 AM (SCR-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
John (B-DR) started at 8:30 AM; Flynn (SCR-DR) started at 8:52 AM. That gave John a 22 minutes head start on Flynn. On foot, John ran 1:23:14 and Flynn ran 1:01:13 — Flynn was 22:01 faster than John. John took official place 570th (time-based 747th) and Flynn took official place 569th (time-based 89th). Flynn was faster on foot and finished ahead on the official clock too. Biggest swing: Flynn gained 8:00 from Cardiac to White Gate.
Deltas
ComputedWave start
John McLaughlin (B-DR) started 22 min earlier than Flynn (SCR-DR).
- Overall place Δ
- +1
- Actual time Δ
- +22:01
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 22 min (John earlier)
- Finish clock Δ
- +0:01
- Section place Δ
- -1
Δ = John − Flynn. Negative means John is ahead/faster.
Race timeline
Computed- John (B-DR) started at 8:30 AM.
- Flynn (SCR-DR) started at 8:52 AM, 22:00 later.
- Actual running time: Flynn was 22:01 faster on foot than John.
- Finish clock: Flynn crossed the line 0:01 ahead of John — Flynn wins this head-to-head.
Δ (A − B): actual +22:01 · finish clock +0:01.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | John | Flynn | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:21 | 6:57 | +2:24 |
| Stairs to Windy Gap | 6:50 | 5:27 | +1:23 |
| Windy Gap to Muir Woods | 8:54 | 5:13 | +3:41 |
| Muir Woods to Cardiac | 26:56 | 23:36 | +3:20 |
| Cardiac to White Gate | 20:16 | 12:16 | +8:00 |
| White Gate to The Stile | 8:48 | 6:02 | +2:46 |
| The Stile to Finish | 2:09 | 1:42 | +0:27 |
Δ negative = John ran the segment faster.