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 Etta Boitano Blanchard
#175 · 1:22:41 · F63 · Group B · INV
Wave start 8:03 AM (B-INV)
Athlete B
OfficialSteve Lee
#171 · 1:06:29 · M53 · Group U · INV
Wave start 8:19 AM (U-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 Etta (B-INV) started at 8:03 AM; Steve (U-INV) started at 8:19 AM. That gave Mary Etta a 16 minutes head start on Steve. On foot, Mary Etta ran 1:22:41 and Steve ran 1:06:29 — Steve was 16:12 faster than Mary Etta. Mary Etta took official place 175th (time-based 725th) and Steve took official place 171st (time-based 217th). Steve was faster on foot and finished ahead on the official clock too. Biggest swing: Steve gained 4:56 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mary Etta Boitano Blanchard (B-INV) started 16 min earlier than Steve (U-INV).
- Overall place Δ
- +4
- Actual time Δ
- +16:12
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 16 min (Mary Etta earlier)
- Finish clock Δ
- +0:12
- Section place Δ
- -9
Δ = Mary Etta − Steve. Negative means Mary Etta is ahead/faster.
Race timeline
Computed- Mary Etta (B-INV) started at 8:03 AM.
- Steve (U-INV) started at 8:19 AM, 16:00 later.
- Actual running time: Steve was 16:12 faster on foot than Mary Etta.
- Finish clock: Steve crossed the line 0:12 ahead of Mary Etta — Steve wins this head-to-head.
Δ (A − B): actual +16:12 · finish clock +0:12.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mary Etta | Steve | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:19 | 7:20 | +2:59 |
| Stairs to Windy Gap | 7:22 | 5:48 | +1:34 |
| Windy Gap to Muir Woods | 6:58 | 5:36 | +1:22 |
| Muir Woods to Cardiac | 30:54 | 25:58 | +4:56 |
| Cardiac to White Gate | 16:30 | 13:35 | +2:55 |
| White Gate to The Stile | 8:03 | 6:23 | +1:40 |
| The Stile to Finish | 2:35 | 1:49 | +0:46 |
Δ negative = Mary Etta ran the segment faster.