Head-to-head
Pick two athletes to see how the race played out between them — by actual time, head start, and checkpoint.
Athlete A
OfficialIsaac Blundell
#331 · 1:07:15 · M31 · Group Z · INV
Wave start 8:24 AM (Z-INV)
Athlete B
OfficialMark J McManus
#332 · 1:12:18 · M52 · Group U · INV
Wave start 8:19 AM (U-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
Isaac (Z-INV) started at 8:24 AM; Mark (U-INV) started at 8:19 AM. That gave Mark a 5 minutes head start on Isaac. On foot, Isaac ran 1:07:15 and Mark ran 1:12:18 — Isaac was 5:03 faster than Mark. Isaac took official place 331st (time-based 243rd) and Mark took official place 332nd (time-based 399th). Isaac was faster on foot and finished ahead on the official clock too. Biggest swing: Isaac gained 1:41 from Muir Woods to Cardiac.
Deltas
ComputedWave start
Mark J McManus (U-INV) started 5 min earlier than Isaac (Z-INV).
- Overall place Δ
- -1
- Actual time Δ
- -5:03
- Section gap Δ
- ±0 (same section)
- Wave start Δ
- 5 min (Mark earlier)
- Finish clock Δ
- -0:03
- Section place Δ
- +15
Δ = Isaac − Mark. Negative means Isaac is ahead/faster.
Race timeline
Computed- Mark (U-INV) started at 8:19 AM.
- Isaac (Z-INV) started at 8:24 AM, 5:00 later.
- Actual running time: Isaac was 5:03 faster on foot than Mark.
- Finish clock: Isaac crossed the line 0:03 ahead of Mark — Isaac wins this head-to-head.
Δ (A − B): actual -5:03 · finish clock -0:03.
Position through the course
OfficialSegment-by-segment splits
Official| Segment | Isaac | Mark | Δ |
|---|---|---|---|
| Start to Top of Stairs | 7:51 | 7:55 | -0:04 |
| Stairs to Windy Gap | 5:36 | 6:08 | -0:32 |
| Windy Gap to Muir Woods | 5:46 | 5:56 | -0:10 |
| Muir Woods to Cardiac | 25:25 | 27:06 | -1:41 |
| Cardiac to White Gate | 14:08 | 15:05 | -0:57 |
| White Gate to The Stile | 6:37 | 7:50 | -1:13 |
| The Stile to Finish | 1:52 | 2:18 | -0:26 |
Δ negative = Isaac ran the segment faster.