Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialHal Brigham
#899 · 1:22:28 · M39 · Group Y · DR
Wave start 8:50 AM (Y-DR)
Athlete B
OfficialSarah Vreede
#902 · 1:33:36 · F49 · Group L · DR
Wave start 8:39 AM (L-DR)
Interpretation
Hal (Y-DR) started at 8:50 AM; Sarah (L-DR) started at 8:39 AM. That gave Sarah a 11 minutes head start on Hal. On foot, Hal ran 1:22:28 and Sarah ran 1:33:36 — Hal was 11:08 faster than Sarah. Hal took official place 899th (time-based 718th) and Sarah took official place 902nd (time-based 976th). Hal was faster on foot and finished ahead on the official clock too. Biggest swing: Hal gained 2:24 from Cardiac to White Gate.
Deltas
ComputedWave start
Sarah Vreede (L-DR) started 11 min earlier than Hal (Y-DR).
- Overall place Δ
- -3
- Actual time Δ
- -11:08
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 11 min (Sarah earlier)
- Finish clock Δ
- -0:08
- Section place Δ
- +46
Δ = Hal − Sarah. Negative means Hal is ahead/faster.
Race timeline
Computed- Sarah (L-DR) started at 8:39 AM.
- Hal (Y-DR) started at 8:50 AM, 11:00 later.
- Actual running time: Hal was 11:08 faster on foot than Sarah.
- Finish clock: Hal crossed the line 0:08 ahead of Sarah — Hal wins this head-to-head.
Δ (A − B): actual -11:08 · finish clock -0:08.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Hal | Sarah | Δ |
|---|---|---|---|
| Start to Top of Stairs | 8:57 | 11:07 | -2:10 |
| Stairs to Windy Gap | 6:42 | 8:38 | -1:56 |
| Windy Gap to Muir Woods | 6:37 | 8:49 | -2:12 |
| Muir Woods to Cardiac | 33:19 | 34:54 | -1:35 |
| Cardiac to White Gate | 16:16 | 18:40 | -2:24 |
| White Gate to The Stile | 8:23 | 8:59 | -0:36 |
| The Stile to Finish | 2:14 | 2:29 | -0:15 |
Δ negative = Hal ran the segment faster.