Madison Chamberlain
Bib: 2218•F•Age: 27
San Francisco, CA

⏱️ Race Timeline
Watch your race unfold from start to finish
Course Map & Elevation
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Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 05:41:54 | 13:38 | 7:32 | 13:38 | 7:32 | - |
5.55 Miles | 5.55 mi | 06:10:49 | 42:33 | 7:40 | 28:55 | 7:44 | +0:12 |
6.52 Miles | 6.52 mi | 06:19:02 | 50:46 | 7:47 | 8:13 | 8:28 | +0:44 |
10.87 Miles | 10.87 mi | 06:53:45 | 1:25:29 | 7:52 | 34:43 | 7:59 | -0:29 |
Garmin Hill Challenge | 11.38 mi | 06:59:08 | 1:30:52 | 7:59 | 5:23 | 10:34 | +2:35 |
14.95 Miles | 14.95 mi | 07:25:37 | 1:57:21 | 7:51 | 26:29 | 7:25 | -3:09 |
18 Miles | 18.00 mi | 07:55:00 | 2:26:44 | 8:09 | 29:23 | 9:38 | +2:13 |
25 Miles | 25.00 mi | 08:57:37 | 3:29:21 | 8:22 | 1:02:37 | 8:57 | -0:41 |
Finish | 26.22 mi | 09:09:07 | 3:40:51 | 8:26 | 11:30 | 9:26 | +0:29 |
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
7:25 /mi
Average Pace
8:26 /mi
Slowest Pace
10:34 /mi
📊Segments
Segment Time Comparison
Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.
Time at Faster Pace
1:09:02
31% of race
Time at Steady Pace
1:45:33
48% of race
Time at Slower Pace
46:16
21% of race
Average Pace: 8:25 /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
Enhanced split table showing pace trends through mini sparkline visualizations.
Overall Pace Trend
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment | Pace | Trend | Rank |
|---|---|---|---|---|---|---|---|---|
1.81 Miles | 1.81 mi | 05:41:54 | 13:38 | 7:32 | 13:38 | 7:32 | #492 | |
5.55 Miles | 5.55 mi | 06:10:49 | 42:33 | 7:40 | 28:55 | 7:44 | #557 | |
6.52 Miles | 6.52 mi | 06:19:02 | 50:46 | 7:47 | 8:13 | 8:28 | #592 | |
10.87 Miles | 10.87 mi | 06:53:45 | 1:25:29 | 7:52 | 34:43 | 7:59 | #650 | |
Garmin Hill Challenge | 11.38 mi | 06:59:08 | 1:30:52 | 7:59 | 5:23 | 10:34 | #680 | |
14.95 Miles | 14.95 mi | 07:25:37 | 1:57:21 | 7:51 | 26:29 | 7:25 | #755 | |
18 Miles | 18.00 mi | 07:55:00 | 2:26:44 | 8:09 | 29:23 | 9:38 | #821 | |
25 Miles | 25.00 mi | 08:57:37 | 3:29:21 | 8:22 | 1:02:37 | 8:57 | #858 | |
Finish | 26.22 mi | 09:09:07 | 3:40:51 | 8:26 | 11:30 | 9:26 | #876 |
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F25-29 | Seg. Overall | Seg. Females | Seg. F25-29 |
|---|---|---|---|---|---|---|---|---|
| 1.81 Miles | 1.81 mi | 1.81 mi | 492 | 34 | 8 | 492(Top 8%) | 34(Top 2%) | 8(Top 2%) |
| 5.55 Miles | 5.55 mi | 3.74 mi | 557-65 | 40-6 | 9-1 | 592(Top 9%) | 44(Top 2%) | 10(Top 2%) |
| 6.52 Miles | 6.52 mi | 0.97 mi | 592-35 | 43-3 | 10-1 | 891(Top 14%) | 82(Top 4%) | 18(Top 4%) |
| 10.87 Miles | 10.87 mi | 4.35 mi | 650-58 | 49-6 | 13-3 | 803(Top 12%) | 66(Top 4%) | 17(Top 3%) |
| Garmin Hill Challenge | 11.38 mi | 0.51 mi | 680-30 | 51-2 | 15-2 | 1607(Top 25%) | 204(Top 11%) | 58(Top 12%) |
| 14.95 Miles | 14.95 mi | 3.57 mi | 755-75 | 61-10 | 16-1 | 1015(Top 16%) | 101(Top 5%) | 25(Top 5%) |
| 18 Miles | 18.00 mi | 3.05 mi | 821-66 | 67-6 | 16 | 1310(Top 20%) | 157(Top 8%) | 37(Top 7%) |
| 25 Miles | 25.00 mi | 7.00 mi | 858-37 | 83-16 | 20-4 | 1241(Top 19%) | 189(Top 10%) | 48(Top 10%) |
| Finish | 26.22 mi | 1.22 mi | 876-18 | 86-3 | 20 | 1761(Top 27%) | 340(Top 18%) | 97(Top 19%) |
Segment Performance Analysis
Start → 1.81 Miles
0.0 - 1.8 mi
Overall
492
Females
34
F25-29
8
1.81 Miles→5.55 Miles
1.8 - 5.5 mi
Overall
592
Females
44
F25-29
11
5.55 Miles→6.52 Miles
5.5 - 6.5 mi
Overall
891
Females
82
F25-29
19
6.52 Miles→10.87 Miles
6.5 - 10.9 mi
Overall
803
Females
66
F25-29
18
10.87 Miles→Garmin Hill Challenge
10.9 - 11.4 mi
Overall
1607
Females
204
F25-29
61
Garmin Hill Challenge→14.95 Miles
11.4 - 14.9 mi
Overall
1015
Females
101
F25-29
26
14.95 Miles→18 Miles
14.9 - 18.0 mi
Overall
1310
Females
157
F25-29
39
18 Miles→25 Miles
18.0 - 25.0 mi
Overall
1241
Females
189
F25-29
49
25 Miles→Finish
25.0 - 26.2 mi
Overall
1761
Females
340
F25-29
97
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 1.81 Miles | - | - | - | - | #492 |
| 1.81 Miles → 5.55 Miles | 16 | 81 | -65 | #492 | #557 |
| 5.55 Miles → 6.52 Miles | 3 | 38 | -35 | #557 | #592 |
| 6.52 Miles → 10.87 Miles | 19* | 77 | -58 | #592 | #650 |
| 10.87 Miles → Garmin Hill Challenge | 2 | 32 | -30 | #650 | #680 |
| Garmin Hill Challenge → 14.95 Miles | 5 | 80 | -75 | #680 | #755 |
| 14.95 Miles → 18 Miles | 20* | 86 | -66 | #755 | #821 |
| 18 Miles → 25 Miles | 59* | 96 | -37 | #821 | #858 |
| 25 Miles → Finish | 6 | 24 | -18 | #858 | #876 |
| TOTALS | 130* | 514 | -384 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visuals
📈Position Graph
🎨Heatmap Timeline
🔄Passing Circle
🌊Position Flow
🏃Race Lanes
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