Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialMary J Vidovich
#330 · 1:27:14 · F62 · Group C · INV
Wave start 8:04 AM (C-INV)
Athlete B
OfficialMichael G Christy
#335 · 1:20:19 · M63 · Group K · INV
Wave start 8:11 AM (K-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
Mary (C-INV) started at 8:04 AM; Michael (K-INV) started at 8:11 AM. That gave Mary a 7 minutes head start on Michael. On foot, Mary ran 1:27:14 and Michael ran 1:20:19 — Michael was 6:55 faster than Mary. Mary took official place 330th (time-based 838th) and Michael took official place 335th (time-based 657th). Mary's head start was enough to flip the official order even though Michael was faster on foot. Biggest swing: Michael gained 3:21 from Cardiac to White Gate.
Deltas
ComputedWave start
Mary J Vidovich (C-INV) started 7 min earlier than Michael (K-INV).
- Overall place Δ
- -5
- Actual time Δ
- +6:55
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Mary earlier)
- Finish clock Δ
- -0:05
- Section place Δ
- -7
Δ = Mary − Michael. Negative means Mary is ahead/faster.
Race timeline
Computed- Mary (C-INV) started at 8:04 AM.
- Michael (K-INV) started at 8:11 AM, 7:00 later.
- Actual running time: Michael was 6:55 faster on foot than Mary.
- Finish clock: Mary crossed the line 0:05 ahead of Michael — Mary wins this head-to-head.
Δ (A − B): actual +6:55 · finish clock -0:05.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mary | Michael | Δ |
|---|---|---|---|
| Start to Top of Stairs | 9:42 | 9:22 | +0:20 |
| Stairs to Windy Gap | 7:51 | 7:11 | +0:40 |
| Windy Gap to Muir Woods | 7:11 | 6:17 | +0:54 |
| Muir Woods to Cardiac | 31:13 | 31:12 | +0:01 |
| Cardiac to White Gate | 19:26 | 16:05 | +3:21 |
| White Gate to The Stile | 9:24 | 7:51 | +1:33 |
| The Stile to Finish | 2:27 | 2:21 | +0:06 |
Δ negative = Mary ran the segment faster.