Margaux Plater-Zyberk
Bib: 19868•F•Age: 28
San Francisco, CA

⏱️ Race Timeline
The Course
Claim it — unlock a deeper AI report on this race, free
A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
2M | 2.00 mi | 07:02:45 | 16:50 | 8:25 | 16:50 | 8:25 | - |
4M | 4.00 mi | 07:20:30 | 34:35 | 8:39 | 17:45 | 8:53 | +0:28 |
6M | 6.00 mi | 07:38:41 | 52:46 | 8:48 | 18:11 | 9:05 | +0:12 |
8M | 8.00 mi | 07:59:07 | 1:13:12 | 9:09 | 20:26 | 10:13 | +1:08 |
9.6M | 9.60 mi | 08:10:59 | 1:25:04 | 8:52 | 11:52 | 7:25 | -2:48 |
10M | 10.00 mi | 08:18:06 | 1:32:11 | 9:13 | 7:07 | 17:49 | +10:24 |
10.5M | 10.50 mi | 08:20:26 | 1:34:31 | 9:00 | 2:20 | 4:40 | -13:09 |
12M | 12.00 mi | 08:40:16 | 1:54:21 | 9:32 | 19:50 | 13:13 | +8:33 |
Finish | 13.11 mi | 08:50:28 | 2:04:33 | 9:30 | 10:12 | 9:12 | -4:01 |
Checkpoints & Pacing
📈Pace Line
Pace Progression
Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.
Fastest Pace
4:40 /mi
Average Pace
9:30 /mi
Slowest Pace
17:49 /mi
📊Segments
Segment Time Comparison
Time at Faster Pace
2:20
2% of race
Time at Steady Pace
1:35:16
76% of race
Time at Slower Pace
26:57
22% of race
Average Pace: 9:30 /mi
🎨Heatmap
Pace Heatmap
Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.
Click or hover over segments to see details
✨Sparklines
Checkpoint Splits with Pace Trends
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
2M | 2.00 mi | 07:02:45 | 16:50 | 8:25 | 16:50 | 8:25 | #833 | |
4M | 4.00 mi | 07:20:30 | 34:35 | 8:39 | 17:45 | 8:53 | #1010 | |
6M | 6.00 mi | 07:38:41 | 52:46 | 8:48 | 18:11 | 9:05 | #1157 | |
8M | 8.00 mi | 07:59:07 | 1:13:12 | 9:09 | 20:26 | 10:13 | #1524 | |
9.6M | 9.60 mi | 08:10:59 | 1:25:04 | 8:52 | 11:52 | 7:25 | #1400 | |
10M | 10.00 mi | 08:18:06 | 1:32:11 | 9:13 | 7:07 | 17:49 | #1465 | |
10.5M | 10.50 mi | 08:20:26 | 1:34:31 | 9:00 | 2:20 | 4:40 | #1474 | |
12M | 12.00 mi | 08:40:16 | 1:54:21 | 9:32 | 19:50 | 13:13 | #1550 | |
Finish | 13.11 mi | 08:50:28 | 2:04:33 | 9:30 | 10:12 | 9:12 | #1535 |
Garmin Challenge
9:27
Segment Time
10:30/mi
Pace
0.90 mi
Distance
Overall
2185
Women
635
Division
160
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F25-29 | Seg. Overall | Seg. Females | Seg. F25-29 |
|---|---|---|---|---|---|---|---|---|
| 2M | 2.00 mi | 2.00 mi | 833 | 156 | 30 | 2125(Top 32%) | 625(Top 21%) | 160(Top 24%) |
| 4M | 4.00 mi | 2.00 mi | 1010-177 | 194-38 | 42-12 | 1244(Top 19%) | 255(Top 9%) | 57(Top 8%) |
| 6M | 6.00 mi | 2.00 mi | 1157-147 | 235-41 | 54-12 | 1533(Top 23%) | 350(Top 12%) | 86(Top 13%) |
| 8M | 8.00 mi | 2.00 mi | 1524-367 | 337-102 | 81-27 | 2649(Top 40%) | 755(Top 26%) | 184(Top 27%) |
| 9.6M | 9.60 mi | 1.60 mi | 1400+124 | 302+35 | 73+8 | 995(Top 15%) | 305(Top 10%) | 73(Top 11%) |
| 10M | 10.00 mi | 0.40 mi | 1465-65 | 325-23 | 80-7 | 2249(Top 34%) | 671(Top 23%) | 164(Top 24%) |
| 10.5M | 10.50 mi | 0.50 mi | 1474-9 | 327-2 | 80 | 2235(Top 34%) | 648(Top 22%) | 160(Top 24%) |
| 12M | 12.00 mi | 1.50 mi | 1550-76 | 369-42 | 90-10 | 2125(Top 32%) | 625(Top 21%) | 160(Top 24%) |
| Finish | 13.11 mi | 1.11 mi | 1535+15 | 357+12 | 90 | 1875(Top 29%) | 513(Top 18%) | 137(Top 20%) |
Segment Performance Analysis
10.5M→12M
0.0 - 2.0 mi
Overall
2125
Females
625
F25-29
160
2M→4M
2.0 - 4.0 mi
Overall
1244
Females
255
F25-29
57
4M→6M
4.0 - 6.0 mi
Overall
1533
Females
350
F25-29
86
6M→8M
6.0 - 8.0 mi
Overall
2649
Females
755
F25-29
184
8M→9.6M
8.0 - 9.6 mi
Overall
995
Females
305
F25-29
73
9.6M→10M
9.6 - 10.0 mi
Overall
2249
Females
671
F25-29
164
10M→10.5M
10.0 - 10.5 mi
Overall
2235
Females
648
F25-29
160
10.5M→12M
10.5 - 12.0 mi
Overall
2125
Females
625
F25-29
160
12M→Finish
12.0 - 13.1 mi
Overall
1875
Females
513
F25-29
137
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 2M | - | - | - | - | #833 |
| 2M → 4M | 16 | 193 | -177 | #833 | #1010 |
| 4M → 6M | 20 | 167 | -147 | #1010 | #1157 |
| 6M → 8M | 11 | 378 | -367 | #1157 | #1524 |
| 8M → 9.6M | 171 | 47 | +124 | #1524 | #1400 |
| 9.6M → 10M | 10 | 75 | -65 | #1400 | #1465 |
| 10M → 10.5M | 4 | 13 | -9 | #1465 | #1474 |
| 10.5M → 12M | 34 | 110 | -76 | #1474 | #1550 |
| 12M → Finish | 42* | 27 | +15 | #1550 | #1535 |
| TOTALS | 308* | 1010 | -702 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export Track Data
Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness 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

