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
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
Mary Etta (B-INV) started at 8:03 AM; Chris (J-INV) started at 8:10 AM. That gave Mary Etta a 7 minutes head start on Chris. On foot, Mary Etta ran 1:22:41 and Chris ran 1:00:42 — Chris was 21:59 faster than Mary Etta. Mary Etta took official place 175th (time-based 725th) 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 8:44 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mary Etta Boitano Blanchard (B-INV) started 7 min earlier than Chris (J-INV).
- Overall place Δ
- +174
- Actual time Δ
- +21:59
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 7 min (Mary Etta earlier)
- Finish clock Δ
- +14:59
- Section place Δ
- +1
Δ = Mary Etta − Chris. Negative means Mary Etta is ahead/faster.
Race timeline
Computed- Mary Etta (B-INV) started at 8:03 AM.
- Chris (J-INV) started at 8:10 AM, 7:00 later.
- Actual running time: Chris was 21:59 faster on foot than Mary Etta.
- Finish clock: Chris crossed the line 14:59 ahead of Mary Etta — Chris wins this head-to-head.
Δ (A − B): actual +21:59 · finish clock +14:59.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Mary Etta | Chris | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:19 | 7:31 | +2:48 |
| Stairs to Windy Gap | 7:22 | 5:35 | +1:47 |
| Windy Gap to Muir Woods | 6:58 | 5:25 | +1:33 |
| Muir Woods to Cardiac | 30:54 | 22:10 | +8:44 |
| Cardiac to White Gate | 16:30 | 12:14 | +4:16 |
| White Gate to The Stile | 8:03 | 5:57 | +2:06 |
| The Stile to Finish | 2:35 | 1:50 | +0:45 |
Δ negative = Mary Etta ran the segment faster.