Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialTatem W Read
#243 · 1:15:44 · F47 · Group M · INV
Wave start 8:13 AM (M-INV)
Athlete B
OfficialChris Lundy
#1 · 1:00:42 · F55 · Group J · INV
Wave start 8:10 AM (J-INV)
Comparison report
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The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.
Interpretation
Tatem (M-INV) started at 8:13 AM; Chris (J-INV) started at 8:10 AM. That gave Chris a 3 minutes head start on Tatem. On foot, Tatem ran 1:15:44 and Chris ran 1:00:42 — Chris was 15:02 faster than Tatem. Tatem took official place 243rd (time-based 514th) and Chris took official place 1st (time-based 71st). Chris was faster on foot and finished ahead on the official clock too. Biggest swing: Chris gained 5:26 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Chris Lundy (J-INV) started 3 min earlier than Tatem (M-INV).
- Overall place Δ
- +242
- Actual time Δ
- +15:02
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Chris earlier)
- Finish clock Δ
- +18:02
- Section place Δ
- +11
Δ = Tatem − Chris. Negative means Tatem is ahead/faster.
Race timeline
Computed- Chris (J-INV) started at 8:10 AM.
- Tatem (M-INV) started at 8:13 AM, 3:00 later.
- Actual running time: Chris was 15:02 faster on foot than Tatem.
- Finish clock: Chris crossed the line 18:02 ahead of Tatem — Chris wins this head-to-head.
Δ (A − B): actual +15:02 · finish clock +18:02.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tatem | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:20 | 7:31 | +1:49 |
| Stairs to Windy Gap | 6:36 | 5:35 | +1:01 |
| Windy Gap to Muir Woods | 6:31 | 5:25 | +1:06 |
| Muir Woods to Cardiac | 27:36 | 22:10 | +5:26 |
| Cardiac to White Gate | 15:51 | 12:14 | +3:37 |
| White Gate to The Stile | 7:37 | 5:57 | +1:40 |
| The Stile to Finish | 2:13 | 1:50 | +0:23 |
Δ negative = Tatem ran the segment faster.