Matt Sonefeldt
San Anselmo
Bib: 544 M 43
Race Timeline
See every mile of your race
Add your watch's GPX to unlock per-mile pace, heart rate, and grade — mile by mile on this timeline.
Works with Garmin, Apple Watch, Strava, COROS, Suunto & more.
The Course
Half Splits
Your race, unpacked
See your splits, ranks & AI insights.
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
10K | 56:32 | 9:06 | 6.21 mi | 56:32 | 9:06 | - | |
13.1M | 2:00:01 | 9:10 | 6.89 mi | 1:03:29 | 9:13 | +0:07 | |
20M | 3:05:32 | 9:17 | 6.90 mi | 1:05:31 | 9:30 | +0:17 | |
Finish(26.22 mi) | 4:00:36 | 9:11 | 6.22 mi | 55:04 | 8:51 | -0:39 |
Checkpoints & Pacing
Pace Line
Fastest Pace
8:51 /mi
Average Pace
9:11 /mi
Slowest Pace
9:30 /mi
Segments
Time at Faster Pace
2:55:05
73% of race
Time at Steady Pace
1:05:31
27% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 9:11 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M40-44 | Seg. Overall | Seg. Males | Seg. M40-44 |
|---|---|---|---|---|---|---|---|
| 10K | 6.21 mi | 750 | 509 | 67 | 750 | 509 | 67 |
| 13.1M | 6.89 mi | 773-23 | 517-8 | 63+4 | 743 | 496 | 59 |
| 20M | 6.90 mi | 714+59 | 468+49 | 56+7 | 687 | 451 | 52 |
| Finish(26.22 mi) | 6.22 mi | 643+71 | 432+36 | 50+6 | 380 | 270 | 33 |
Segment Performance Analysis
Start → 10K
0.0 - 6.2 mi
Overall
750
Males
509
M40-44
67
10K→13.1M
6.2 - 13.1 mi
Overall
743
Males
496
M40-44
59
13.1M→20M
13.1 - 20.0 mi
Overall
687
Males
451
M40-44
52
20M→Finish
20.0 - 26.2 mi
Overall
380
Males
270
M40-44
33
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 10K | - | #750 |
| 10K → 13.1M | 2824-23 | #750 → #773 |
| 13.1M → 20M | 867*+59 | #773 → #714 |
| 20M → Finish | 178+71 | #714 → #643 |
| TOTALS | 37169*+107 | #750 → #643 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
Is this your race? Claim it to upload your GPX and export your data as yours.
Upload your GPX file
Add per-mile pace & heart rate — works with Garmin, Apple Watch, Strava & more.
Download your race track as a GPX or TCX file for Strava, Garmin Connect, or other apps.
Questions or issues regarding timing data?
If you notice any discrepancies in your timing data or have questions about your results, our support team can help.
Contact Race SupportQuick Links
Find another athlete or browse the full results
Public Race Data
Enhanced athlete results built from publicly available data.
Race managed by
Blistering Pace Race Management
Race timed by
SVE Timing
