Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHarold (Hal) D Cranston
#1373 · 2:37:48 · M78 · Group AAA · DR
Wave start 8:27 AM (AAA-DR)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-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
Harold (Hal) (AAA-DR) started at 8:27 AM; Edward (Z-INV) started at 8:24 AM. That gave Edward a 3 minutes head start on Harold (Hal) because the Runner wave starts 27 minutes after the Invitational wave. On foot, Harold (Hal) ran 2:37:48 and Edward ran 48:29 — Edward was 1:49:19 faster than Harold (Hal). Harold (Hal) took official place 1373rd (time-based 1374th) and Edward took official place 2nd (time-based 1st). Edward was faster on foot and finished ahead on the official clock too. Biggest swing: Edward gained 37:17 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Edward R Owens (Z-INV) started 3 min earlier than Harold (Hal) (AAA-DR).
The Runner wave starts 27 min after the Invitational wave.
- Overall place Δ
- +1371
- Actual time Δ
- +1:49:19
- Section gap Δ
- 27 min (Edward earlier)
- Wave start Δ
- 3 min (Edward earlier)
- Finish clock Δ
- +1:52:19
- Section place Δ
- —
Δ = Harold (Hal) − Edward. Negative means Harold (Hal) is ahead/faster.
Race timeline
Computed- Edward (Z-INV) started at 8:24 AM.
- Harold (Hal) (AAA-DR) started at 8:27 AM, 3:00 later — the Invitational wave starts 27 min before the Runner wave.
- Actual running time: Edward was 1:49:19 faster on foot than Harold (Hal).
- Finish clock: Edward crossed the line 1:52:19 ahead of Harold (Hal) — Edward wins this head-to-head.
Δ (A − B): actual +1:49:19 · finish clock +1:52:19.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Harold (Hal) | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 17:21 | 5:48 | +11:33 |
| Stairs to Windy Gap | 12:17 | 4:17 | +8:00 |
| Windy Gap to Muir Woods | 13:51 | 4:16 | +9:35 |
| Muir Woods to Cardiac | 55:09 | 17:52 | +37:17 |
| Cardiac to White Gate | 35:57 | 9:40 | +26:17 |
| White Gate to The Stile | 18:21 | 5:03 | +13:18 |
| The Stile to Finish | 4:52 | 1:33 | +3:19 |
Δ negative = Harold (Hal) ran the segment faster.