Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTracy A Urquhart
#1315 · 2:05:03 · F49 · Group L · DR
Wave start 8:39 AM (L-DR)
Athlete B
OfficialBruce S Cohen
#1320 · 2:07:49 · M63 · Group K · DR
Wave start 8:38 AM (K-DR)
Interpretation
Tracy (L-DR) started at 8:39 AM; Bruce (K-DR) started at 8:38 AM. That gave Bruce a 1 minute head start on Tracy. On foot, Tracy ran 2:05:03 and Bruce ran 2:07:49 — Tracy was 2:46 faster than Bruce. Tracy took official place 1315th (time-based 1310th) and Bruce took official place 1320th (time-based 1323rd). Tracy was faster on foot and finished ahead on the official clock too. Biggest swing: Tracy gained 4:10 from Cardiac to White Gate.
Deltas
ComputedWave start
Bruce S Cohen (K-DR) started 1 min earlier than Tracy (L-DR).
- Overall place Δ
- -5
- Actual time Δ
- -2:46
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 1 min (Bruce earlier)
- Finish clock Δ
- -1:46
- Section place Δ
- +13
Δ = Tracy − Bruce. Negative means Tracy is ahead/faster.
Race timeline
Computed- Bruce (K-DR) started at 8:38 AM.
- Tracy (L-DR) started at 8:39 AM, 1:00 later.
- Actual running time: Tracy was 2:46 faster on foot than Bruce.
- Finish clock: Tracy crossed the line 1:46 ahead of Bruce — Tracy wins this head-to-head.
Δ (A − B): actual -2:46 · finish clock -1:46.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tracy | Bruce | Δ |
|---|---|---|---|
| Start to Top of Stairs | 14:11 | 12:39 | +1:32 |
| Stairs to Windy Gap | 11:57 | 9:21 | +2:36 |
| Windy Gap to Muir Woods | 11:05 | 9:49 | +1:16 |
| Muir Woods to Cardiac | 46:06 | 48:25 | -2:19 |
| Cardiac to White Gate | 25:13 | 29:23 | -4:10 |
| White Gate to The Stile | 13:06 | 14:57 | -1:51 |
| The Stile to Finish | 3:25 | 3:15 | +0:10 |
Δ negative = Tracy ran the segment faster.