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Unofficial Dipsea 2026 Race Analysis
Preliminary results · 1,398 finishers · source dipsea.orgLoaded 16 Jun 2026 · preliminary results may change

Head-to-head

Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.

Athlete A

Official

Celine van Riemsdijk

#1378 · 2:27:57 · F43 · Group P · DR

Wave start 8:42 AM (P-DR)

Athlete B

Official

Clement K Choy

#1374 · 2:38:02 · M78 · Group AAA · DR

Wave start 8:27 AM (AAA-DR)

Comparison report

Download the full report as a PDF, share the file, or send a link to this view.

The PDF includes the interpretation, deltas, race timeline, position-through-the-course chart, and segment-by-segment splits shown below.

Interpretation

Celine (P-DR) started at 8:42 AM; Clement (AAA-DR) started at 8:27 AM. That gave Clement a 15 minutes head start on Celine. On foot, Celine ran 2:27:57 and Clement ran 2:38:02 — Celine was 10:05 faster than Clement. Celine took official place 1378th (time-based 1364th) and Clement took official place 1374th (time-based 1375th). Clement's head start was enough to flip the official order even though Celine was faster on foot. Biggest swing: Celine gained 4:43 from Cardiac to White Gate.

Deltas

Computed

Wave start

Clement K Choy (AAA-DR) started 15 min earlier than Celine (P-DR).

Overall place Δ
+4
Actual time Δ
-10:05
Section gap Δ
±0 (same section)
Wave start Δ
15 min (Clement earlier)
Finish clock Δ
+4:55
Section place Δ
+31

Δ = Celine − Clement. Negative means Celine is ahead/faster.

Race timeline

Computed
Celine (P-DR) · start 8:42 AM2:27:57
Clement (AAA-DR) · start 8:27 AM2:38:02
Earliest wave start (8:27 AM)Last finish (+2:42:57)
  • Clement (AAA-DR) started at 8:27 AM.
  • Celine (P-DR) started at 8:42 AM, 15:00 later.
  • Actual running time: Celine was 10:05 faster on foot than Clement.
  • Finish clock: Clement crossed the line 4:55 ahead of Celine — Clement wins this head-to-head.

Δ (A − B): actual -10:05 · finish clock +4:55.

Position through the course

Official

Segment-by-segment splits

Official
Segment-by-segment splits comparing the two selected athletes.
SegmentCelineClementΔ
Start to Top of Stairs13:4016:05-2:25
Stairs to Windy Gap10:4814:06-3:18
Windy Gap to Muir Woods15:2014:47+0:33
Muir Woods to Cardiac52:3057:03-4:33
Cardiac to White Gate32:2937:12-4:43
White Gate to The Stile18:4015:10+3:30
The Stile to Finish4:303:39+0:51

Δ negative = Celine ran the segment faster.

Open Celine's dashboard · Open Clement's dashboard