Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJim Grant
#204 · 1:11:09 · M57 · Group Q · INV
Wave start 8:16 AM (Q-INV)
Athlete B
OfficialLaura E McGowan
#206 · 1:12:12 · F40 · Group P · INV
Wave start 8:15 AM (P-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
Jim (Q-INV) started at 8:16 AM; Laura (P-INV) started at 8:15 AM. That gave Laura a 1 minute head start on Jim. On foot, Jim ran 1:11:09 and Laura ran 1:12:12 — Jim was 1:03 faster than Laura. Jim took official place 204th (time-based 355th) and Laura took official place 206th (time-based 396th). Jim was faster on foot and finished ahead on the official clock too. Biggest swing: Jim gained 1:40 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Laura E McGowan (P-INV) started 1 min earlier than Jim (Q-INV).
- Overall place Δ
- -2
- Actual time Δ
- -1:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Laura earlier)
- Finish clock Δ
- -0:03
- Section place Δ
- +16
Δ = Jim − Laura. Negative means Jim is ahead/faster.
Race timeline
Computed- Laura (P-INV) started at 8:15 AM.
- Jim (Q-INV) started at 8:16 AM, 1:00 later.
- Actual running time: Jim was 1:03 faster on foot than Laura.
- Finish clock: Jim crossed the line 0:03 ahead of Laura — Jim wins this head-to-head.
Δ (A − B): actual -1:03 · finish clock -0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Jim | Laura | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:28 | 8:16 | +0:12 |
| Stairs to Windy Gap | 6:07 | 6:23 | -0:16 |
| Windy Gap to Muir Woods | 6:05 | 6:12 | -0:07 |
| Muir Woods to Cardiac | 25:39 | 27:19 | -1:40 |
| Cardiac to White Gate | 15:34 | 14:41 | +0:53 |
| White Gate to The Stile | 7:18 | 7:10 | +0:08 |
| The Stile to Finish | 1:58 | 2:11 | -0:13 |
Δ negative = Jim ran the segment faster.