Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialSean P Halladay
#1171 · 1:37:47 · M45 · Group W · DR
Wave start 8:48 AM (W-DR)
Athlete B
OfficialSandy A Pryor
#1174 · 1:41:02 · M54 · Group T · DR
Wave start 8:45 AM (T-DR)
Interpretation
Sean (W-DR) started at 8:48 AM; Sandy (T-DR) started at 8:45 AM. That gave Sandy a 3 minutes head start on Sean. On foot, Sean ran 1:37:47 and Sandy ran 1:41:02 — Sean was 3:15 faster than Sandy. Sean took official place 1171st (time-based 1064th) and Sandy took official place 1174th (time-based 1112th). Sean was faster on foot and finished ahead on the official clock too. Biggest swing: Sandy gained 1:51 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Sandy A Pryor (T-DR) started 3 min earlier than Sean (W-DR).
- Overall place Δ
- -3
- Actual time Δ
- -3:15
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Sandy earlier)
- Finish clock Δ
- -0:15
- Section place Δ
- +12
Δ = Sean − Sandy. Negative means Sean is ahead/faster.
Race timeline
Computed- Sandy (T-DR) started at 8:45 AM.
- Sean (W-DR) started at 8:48 AM, 3:00 later.
- Actual running time: Sean was 3:15 faster on foot than Sandy.
- Finish clock: Sean crossed the line 0:15 ahead of Sandy — Sean wins this head-to-head.
Δ (A − B): actual -3:15 · finish clock -0:15.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Sean | Sandy | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:44 | 13:00 | -2:16 |
| Stairs to Windy Gap | 8:36 | 9:06 | -0:30 |
| Windy Gap to Muir Woods | 7:01 | 8:26 | -1:25 |
| Muir Woods to Cardiac | 39:40 | 37:49 | +1:51 |
| Cardiac to White Gate | 20:11 | 19:54 | +0:17 |
| White Gate to The Stile | 9:17 | 10:21 | -1:04 |
| The Stile to Finish | 2:18 | 2:26 | -0:08 |
Δ negative = Sean ran the segment faster.