Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialJanella Samson
#1175 · 1:43:03 · F30 · Group Q · DR
Wave start 8:43 AM (Q-DR)
Athlete B
OfficialSean P Halladay
#1171 · 1:37:47 · M45 · Group W · DR
Wave start 8:48 AM (W-DR)
Interpretation
Janella (Q-DR) started at 8:43 AM; Sean (W-DR) started at 8:48 AM. That gave Janella a 5 minutes head start on Sean. On foot, Janella ran 1:43:03 and Sean ran 1:37:47 — Sean was 5:16 faster than Janella. Janella took official place 1175th (time-based 1137th) and Sean took official place 1171st (time-based 1064th). Sean was faster on foot and finished ahead on the official clock too. Biggest swing: Sean gained 4:13 from Top of Stairs to Windy Gap.
Deltas
ComputedWave start
Janella Samson (Q-DR) started 5 min earlier than Sean (W-DR).
- Overall place Δ
- +4
- Actual time Δ
- +5:16
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Janella earlier)
- Finish clock Δ
- +0:16
- Section place Δ
- +41
Δ = Janella − Sean. Negative means Janella is ahead/faster.
Race timeline
Computed- Janella (Q-DR) started at 8:43 AM.
- Sean (W-DR) started at 8:48 AM, 5:00 later.
- Actual running time: Sean was 5:16 faster on foot than Janella.
- Finish clock: Sean crossed the line 0:16 ahead of Janella — Sean wins this head-to-head.
Δ (A − B): actual +5:16 · finish clock +0:16.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Janella | Sean | Δ |
|---|---|---|---|
| Start to Top of Stairs | 10:58 | 10:44 | +0:14 |
| Stairs to Windy Gap | 12:49 | 8:36 | +4:13 |
| Windy Gap to Muir Woods | 8:40 | 7:01 | +1:39 |
| Muir Woods to Cardiac | 37:56 | 39:40 | -1:44 |
| Cardiac to White Gate | 20:12 | 20:11 | +0:01 |
| White Gate to The Stile | 9:52 | 9:17 | +0:35 |
| The Stile to Finish | 2:36 | 2:18 | +0:18 |
Δ negative = Janella ran the segment faster.