Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMargaret E Bourne
#1301 · 2:06:33 · F56 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialTraci Winegar Wilda
#1303 · 2:02:37 · F50 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Margaret (G-DR) started at 8:35 AM; Traci (L-DR) started at 8:39 AM. That gave Margaret a 4 minutes head start on Traci. On foot, Margaret ran 2:06:33 and Traci ran 2:02:37 — Traci was 3:56 faster than Margaret. Margaret took official place 1301st (time-based 1316th) and Traci took official place 1303rd (time-based 1300th). Margaret's head start was enough to flip the official order even though Traci was faster on foot. Biggest swing: Margaret gained 7:19 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Margaret E Bourne (G-DR) started 4 min earlier than Traci (L-DR).
- Overall place Δ
- -2
- Actual time Δ
- +3:56
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 4 min (Margaret earlier)
- Finish clock Δ
- -0:04
- Section place Δ
- -26
Δ = Margaret − Traci. Negative means Margaret is ahead/faster.
Race timeline
Computed- Margaret (G-DR) started at 8:35 AM.
- Traci (L-DR) started at 8:39 AM, 4:00 later.
- Actual running time: Traci was 3:56 faster on foot than Margaret.
- Finish clock: Margaret crossed the line 0:04 ahead of Traci — Margaret wins this head-to-head.
Δ (A − B): actual +3:56 · finish clock -0:04.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Margaret | Traci | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:00 | 10:19 | +1:41 |
| Stairs to Windy Gap | 9:55 | 9:58 | -0:03 |
| Windy Gap to Muir Woods | 13:21 | 12:01 | +1:20 |
| Muir Woods to Cardiac | 40:46 | 48:05 | -7:19 |
| Cardiac to White Gate | 31:55 | 27:56 | +3:59 |
| White Gate to The Stile | 14:44 | 11:38 | +3:06 |
| The Stile to Finish | 3:52 | 2:40 | +1:12 |
Δ negative = Margaret ran the segment faster.