Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialGretchen Andrus
#430 · 1:18:35 · F38 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialEdward R Owens
#2 · 48:29 · M32 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Comparison report
Download the full report as a PDF, share the file, or send a link to this view.
The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Gretchen (Q-INV) started at 8:16 AM; Edward (Z-INV) started at 8:24 AM. That gave Gretchen a 8 minutes head start on Edward. On foot, Gretchen ran 1:18:35 and Edward ran 48:29 — Edward was 30:06 faster than Gretchen. Gretchen took official place 430th (time-based 595th) 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 12:11 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Gretchen Andrus (Q-INV) started 8 min earlier than Edward (Z-INV).
- Overall place Δ
- +428
- Actual time Δ
- +30:06
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 8 min (Gretchen earlier)
- Finish clock Δ
- +22:06
- Section place Δ
- +45
Δ = Gretchen − Edward. Negative means Gretchen is ahead/faster.
Race timeline
Computed- Gretchen (Q-INV) started at 8:16 AM.
- Edward (Z-INV) started at 8:24 AM, 8:00 later.
- Actual running time: Edward was 30:06 faster on foot than Gretchen.
- Finish clock: Edward crossed the line 22:06 ahead of Gretchen — Edward wins this head-to-head.
Δ (A − B): actual +30:06 · finish clock +22:06.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Gretchen | Edward | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:43 | 5:48 | +2:55 |
| Stairs to Windy Gap | 7:04 | 4:17 | +2:47 |
| Windy Gap to Muir Woods | 6:27 | 4:16 | +2:11 |
| Muir Woods to Cardiac | 30:03 | 17:52 | +12:11 |
| Cardiac to White Gate | 16:38 | 9:40 | +6:58 |
| White Gate to The Stile | 7:33 | 5:03 | +2:30 |
| The Stile to Finish | 2:07 | 1:33 | +0:34 |
Δ negative = Gretchen ran the segment faster.