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
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-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; Julia (Q-INV) started at 8:16 AM. That gave Tatem a 3 minutes head start on Julia. On foot, Tatem ran 1:15:44 and Julia ran 57:02 — Julia was 18:42 faster than Tatem. Tatem took official place 243rd (time-based 514th) and Julia took official place 3rd (time-based 32nd). Julia was faster on foot and finished ahead on the official clock too. Biggest swing: Julia gained 7:10 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Tatem W Read (M-INV) started 3 min earlier than Julia (Q-INV).
- Overall place Δ
- +240
- Actual time Δ
- +18:42
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 3 min (Tatem earlier)
- Finish clock Δ
- +15:42
- Section place Δ
- +11
Δ = Tatem − Julia. Negative means Tatem is ahead/faster.
Race timeline
Computed- Tatem (M-INV) started at 8:13 AM.
- Julia (Q-INV) started at 8:16 AM, 3:00 later.
- Actual running time: Julia was 18:42 faster on foot than Tatem.
- Finish clock: Julia crossed the line 15:42 ahead of Tatem — Julia wins this head-to-head.
Δ (A − B): actual +18:42 · finish clock +15:42.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Tatem | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:20 | 6:46 | +2:34 |
| Stairs to Windy Gap | 6:36 | 5:03 | +1:33 |
| Windy Gap to Muir Woods | 6:31 | 5:20 | +1:11 |
| Muir Woods to Cardiac | 27:36 | 20:26 | +7:10 |
| Cardiac to White Gate | 15:51 | 11:52 | +3:59 |
| White Gate to The Stile | 7:37 | 5:54 | +1:43 |
| The Stile to Finish | 2:13 | 1:41 | +0:32 |
Δ negative = Tatem ran the segment faster.