Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIvy Chen
#1291 · 1:59:15 · F44 · Group N · DR
Wave start 8:41 AM (N-DR)
Athlete B
OfficialGraciela Serratos
#1287 · 1:56:48 · F26 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Interpretation
Ivy (N-DR) started at 8:41 AM; Graciela (Q-DR) started at 8:43 AM. That gave Ivy a 2 minutes head start on Graciela. On foot, Ivy ran 1:59:15 and Graciela ran 1:56:48 — Graciela was 2:27 faster than Ivy. Ivy took official place 1291st (time-based 1284th) and Graciela took official place 1287th (time-based 1271st). Graciela was faster on foot and finished ahead on the official clock too. Biggest swing: Graciela gained 2:33 from Windy Gap to Muir Woods.
Deltas
ComputedWave start
Ivy Chen (N-DR) started 2 min earlier than Graciela (Q-DR).
- Overall place Δ
- +4
- Actual time Δ
- +2:27
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 2 min (Ivy earlier)
- Finish clock Δ
- +0:27
- Section place Δ
- -45
Δ = Ivy − Graciela. Negative means Ivy is ahead/faster.
Race timeline
Computed- Ivy (N-DR) started at 8:41 AM.
- Graciela (Q-DR) started at 8:43 AM, 2:00 later.
- Actual running time: Graciela was 2:27 faster on foot than Ivy.
- Finish clock: Graciela crossed the line 0:27 ahead of Ivy — Graciela wins this head-to-head.
Δ (A − B): actual +2:27 · finish clock +0:27.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Ivy | Graciela | Δ |
|---|---|---|---|
| Start to Top of Stairs | 12:24 | 12:47 | -0:23 |
| Stairs to Windy Gap | 9:59 | 10:18 | -0:19 |
| Windy Gap to Muir Woods | 10:57 | 8:24 | +2:33 |
| Muir Woods to Cardiac | 43:38 | 45:24 | -1:46 |
| Cardiac to White Gate | 27:49 | 25:19 | +2:30 |
| White Gate to The Stile | 11:38 | 11:49 | -0:11 |
| The Stile to Finish | 2:50 | 2:47 | +0:03 |
Δ negative = Ivy ran the segment faster.