Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialDavid A Greenblat
#1252 · 1:58:23 · M67 · Group G · DR
Wave start 8:35 AM (G-DR)
Athlete B
OfficialJean Talbott
#1247 · 1:52:04 · F16 · Group N · DR
Wave start 8:41 AM (N-DR)
Interpretation
David (G-DR) started at 8:35 AM; Jean (N-DR) started at 8:41 AM. That gave David a 6 minutes head start on Jean. On foot, David ran 1:58:23 and Jean ran 1:52:04 — Jean was 6:19 faster than David. David took official place 1252nd (time-based 1281st) and Jean took official place 1247th (time-based 1247th). Jean was faster on foot and finished ahead on the official clock too. Biggest swing: Jean gained 1:51 from White Gate to The Stile.
Deltas
ComputedWave start
David A Greenblat (G-DR) started 6 min earlier than Jean (N-DR).
- Overall place Δ
- +5
- Actual time Δ
- +6:19
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 6 min (David earlier)
- Finish clock Δ
- +0:19
- Section place Δ
- -27
Δ = David − Jean. Negative means David is ahead/faster.
Race timeline
Computed- David (G-DR) started at 8:35 AM.
- Jean (N-DR) started at 8:41 AM, 6:00 later.
- Actual running time: Jean was 6:19 faster on foot than David.
- Finish clock: Jean crossed the line 0:19 ahead of David — Jean wins this head-to-head.
Δ (A − B): actual +6:19 · finish clock +0:19.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | David | Jean | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:44 | 11:43 | +0:01 |
| Stairs to Windy Gap | 9:29 | 8:48 | +0:41 |
| Windy Gap to Muir Woods | 9:07 | 9:18 | -0:11 |
| Muir Woods to Cardiac | 45:17 | 43:28 | +1:49 |
| Cardiac to White Gate | 25:24 | 24:42 | +0:42 |
| White Gate to The Stile | 13:33 | 11:42 | +1:51 |
| The Stile to Finish | 3:49 | 2:23 | +1:26 |
Δ negative = David ran the segment faster.