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 L Reed
#1166 · 1:45:34 · F14 · Group M · DR
Wave start 8:40 AM (M-DR)
Athlete B
OfficialTom P Robinson
#1161 · 1:38:14 · M49 · Group V · DR
Wave start 8:47 AM (V-DR)
Interpretation
Margaret (M-DR) started at 8:40 AM; Tom (V-DR) started at 8:47 AM. That gave Margaret a 7 minutes head start on Tom. On foot, Margaret ran 1:45:34 and Tom ran 1:38:14 — Tom was 7:20 faster than Margaret. Margaret took official place 1166th (time-based 1173rd) and Tom took official place 1161st (time-based 1071st). Tom was faster on foot and finished ahead on the official clock too. Biggest swing: Tom gained 3:18 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Margaret L Reed (M-DR) started 7 min earlier than Tom (V-DR).
- Overall place Δ
- +5
- Actual time Δ
- +7:20
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Margaret earlier)
- Finish clock Δ
- +0:20
- Section place Δ
- +14
Δ = Margaret − Tom. Negative means Margaret is ahead/faster.
Race timeline
Computed- Margaret (M-DR) started at 8:40 AM.
- Tom (V-DR) started at 8:47 AM, 7:00 later.
- Actual running time: Tom was 7:20 faster on foot than Margaret.
- Finish clock: Tom crossed the line 0:20 ahead of Margaret — Tom wins this head-to-head.
Δ (A − B): actual +7:20 · finish clock +0:20.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Margaret | Tom | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:53 | 11:13 | +0:40 |
| Stairs to Windy Gap | 9:17 | 7:58 | +1:19 |
| Windy Gap to Muir Woods | 8:26 | 8:15 | +0:11 |
| Muir Woods to Cardiac | 41:02 | 37:44 | +3:18 |
| Cardiac to White Gate | 22:00 | 20:10 | +1:50 |
| White Gate to The Stile | 10:40 | 10:12 | +0:28 |
| The Stile to Finish | 2:16 | 2:42 | -0:26 |
Δ negative = Margaret ran the segment faster.