Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialKatharine M Gensler
#785 · 1:32:57 · F56 · Group G · DR
Wave start 8:35 AM (G-DR, 17-min head start)
Athlete B
OfficialJulia R Maxwell Bailey
#3 · 57:02 · F30 · Group Q · INV
Wave start 8:16 AM (Q-INV, 9-min head start)
Interpretation
Julia finished 782 places ahead overall. Julia ran 35:55 faster actual time than Katharine. Katharine had 8 more minutes of head start than Julia. Biggest swing: Julia gained 15:35 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Julia R Maxwell Bailey (Q-INV) started 19 min earlier than Katharine (G-DR).
Includes the 27-min Invitational → Runner section gap plus 8 min from the head-start ladder.
- Overall place Δ
- +782
- Actual time Δ
- +35:55
- Group head start Δ
- 8 min (Katharine)
- Section gap Δ
- 27 min (Julia earlier)
- Wave start Δ
- 19 min (Julia earlier)
- Finish clock Δ
- +54:55
- Section place Δ
- —
Δ = Katharine − Julia. Negative means Katharine is ahead/faster.
Race timeline
Computed- Julia (Q-INV) started at 8:16 AM.
- Katharine (G-DR) started at 8:35 AM, 19:00 later (8:00 from the group head-start ladder + 27:00 because Julia ran the Invitational wave and Katharine ran the Runner wave).
- Actual running time: Julia was 35:55 faster on foot than Katharine.
- Finish clock: Julia crossed the line 54:55 ahead of Katharine — Julia wins this head-to-head.
Δ (A − B): actual +35:55 · finish clock +54:55.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Katharine | Julia | Δ |
|---|---|---|---|
| Start to Top of Stairs | 11:36 | 6:46 | +4:50 |
| Stairs to Windy Gap | 8:30 | 5:03 | +3:27 |
| Windy Gap to Muir Woods | 7:40 | 5:20 | +2:20 |
| Muir Woods to Cardiac | 36:01 | 20:26 | +15:35 |
| Cardiac to White Gate | 17:55 | 11:52 | +6:03 |
| White Gate to The Stile | 8:38 | 5:54 | +2:44 |
| The Stile to Finish | 2:37 | 1:41 | +0:56 |
Δ negative = Katharine ran the segment faster.