Sara Jacobson
Bib: 5277 β’F β’Age: 37
Chicago, IL

Race Timeline and Course Information
Your journey through the course with elevation, pacing, and checkpoint details
β±οΈ Race Timeline
Watch your race unfold from start to finish
Splits & Pacing
Detailed breakdown of your race performance at each timing point
Half Splits
Checkpoint Splits
| Checkpoint | Distance | Time of Day | Time | Avg Pace | Segment Time | Segment Pace | Diff |
|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:35:20 | 28:05 | 9:03 | 28:05 | 9:03 | - |
10K | 6.21 mi | 08:03:20 | 56:05 | 9:02 | 28:00 | 9:01 | -0:02 |
15K | 9.32 mi | 08:32:21 | 1:25:06 | 9:08 | 29:01 | 9:21 | +0:20 |
Half | 13.10 mi | 09:09:53 | 2:02:38 | 9:22 | 37:32 | 9:57 | +0:36 |
25K | 15.53 mi | 09:36:11 | 2:28:56 | 9:36 | 26:18 | 10:48 | +0:51 |
30K | 18.64 mi | 10:08:25 | 3:01:10 | 9:44 | 32:14 | 10:23 | -0:25 |
35K | 21.75 mi | 10:43:06 | 3:35:51 | 9:56 | 34:41 | 11:10 | +0:47 |
40K | 24.85 mi | 11:16:13 | 4:08:58 | 10:02 | 33:07 | 10:40 | -0:30 |
Finish | 26.22 mi | 11:29:52 | 4:22:37 | 10:02 | 13:39 | 10:01 | -0:39 |
Checkpoint Splits Visualizations
Explore your race data through different visual perspectives. Scroll to discover each visualization.
πPace 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
9:01 /mi
Average Pace
10:01 /mi
Slowest Pace
11:10 /mi
πSegments
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
1:25:06
32% of race
Time at Steady Pace
1:23:25
32% of race
Time at Slower Pace
1:34:06
36% of race
Average Pace: 10:01 /mi
π¨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
β¨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 |
|---|---|---|---|---|---|---|---|---|
5K | 3.11 mi | 07:35:20 | 28:05 | 9:03 | 28:05 | 9:03 | #4763 | |
10K | 6.21 mi | 08:03:20 | 56:05 | 9:02 | 28:00 | 9:01 | #4748 | |
15K | 9.32 mi | 08:32:21 | 1:25:06 | 9:08 | 29:01 | 9:21 | #4750 | |
Half | 13.10 mi | 09:09:53 | 2:02:38 | 9:22 | 37:32 | 9:57 | #4901 | |
25K | 15.53 mi | 09:36:11 | 2:28:56 | 9:36 | 26:18 | 10:48 | #4999 | |
30K | 18.64 mi | 10:08:25 | 3:01:10 | 9:44 | 32:14 | 10:23 | #4962 | |
35K | 21.75 mi | 10:43:06 | 3:35:51 | 9:56 | 34:41 | 11:10 | #4962 | |
40K | 24.85 mi | 11:16:13 | 4:08:58 | 10:02 | 33:07 | 10:40 | #4839 | |
Finish | 26.22 mi | 11:29:52 | 4:22:37 | 10:02 | 13:39 | 10:01 | #4802 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Females | F35-39 | Seg. Overall | Seg. Females | Seg. F35-39 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 4763 | 1734 | 360 | 4729(Top 63%) | 1732(Top 53%) | 360(Top 63%) |
| 10K | 6.21 mi | 3.10 mi | 4748+15 | 1726+8 | 360 | 4765(Top 64%) | 1744(Top 54%) | 366(Top 64%) |
| 15K | 9.32 mi | 3.11 mi | 4750-2 | 1736-10 | 362-2 | 4729(Top 63%) | 1732(Top 53%) | 360(Top 63%) |
| Half | 13.10 mi | 3.78 mi | 4901-151 | 1819-83 | 377-15 | 5236(Top 70%) | 2001(Top 62%) | 411(Top 72%) |
| 25K | 15.53 mi | 2.43 mi | 4999-98 | 1875-56 | 389-12 | 5528(Top 74%) | 2170(Top 67%) | 429(Top 75%) |
| 30K | 18.64 mi | 3.11 mi | 4962+37 | 1869+6 | 386+3 | 4894(Top 66%) | 1896(Top 58%) | 382(Top 67%) |
| 35K | 21.75 mi | 3.11 mi | 4962 | 1895-26 | 394-8 | 4972(Top 67%) | 1992(Top 61%) | 395(Top 69%) |
| 40K | 24.85 mi | 3.10 mi | 4839+123 | 1856+39 | 388+6 | 4332(Top 58%) | 1752(Top 54%) | 362(Top 64%) |
| Finish | 26.22 mi | 1.37 mi | 4802+37 | 1850+6 | 387+1 | 4195(Top 56%) | 1683(Top 52%) | 345(Top 61%) |
Segment Performance Analysis
10Kβ15K
0.0 - 3.1 mi
Overall
4729
Females
1732
F35-39
360
5Kβ10K
3.1 - 6.2 mi
Overall
4765
Females
1744
F35-39
366
10Kβ15K
6.2 - 9.3 mi
Overall
4729
Females
1732
F35-39
360
15KβHalf
9.3 - 13.1 mi
Overall
5236
Females
2001
F35-39
411
Halfβ25K
13.1 - 15.5 mi
Overall
5528
Females
2170
F35-39
429
25Kβ30K
15.5 - 18.6 mi
Overall
4894
Females
1896
F35-39
382
30Kβ35K
18.6 - 21.8 mi
Overall
4972
Females
1992
F35-39
395
35Kβ40K
21.8 - 24.9 mi
Overall
4332
Females
1752
F35-39
362
40KβFinish
24.9 - 26.2 mi
Overall
4195
Females
1683
F35-39
345
Passing
Athletes you passed and who passed you throughout the race
Passing Analysis
| Segment | Athletes Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start β 5K | - | - | - | - | #4763 |
| 5K β 10K | 80 | 65 | +15 | #4763 | #4748 |
| 10K β 15K | 60 | 62 | -2 | #4748 | #4750 |
| 15K β Half | 20 | 171 | -151 | #4750 | #4901 |
| Half β 25K | 16 | 114 | -98 | #4901 | #4999 |
| 25K β 30K | 90 | 53 | +37 | #4999 | #4962 |
| 30K β 35K | 75 | 75 | 0 | #4962 | #4962 |
| 35K β 40K | 142 | 19 | +123 | #4962 | #4839 |
| 40K β Finish | 42 | 5 | +37 | #4839 | #4802 |
| TOTALS | 525 | 564 | -39 |
Passing Analysis Visualizations
Explore your passing analysis through 5 different visualizations. Scroll to discover each one.
πPosition Graph
π¨Heatmap Timeline
πPassing Circle
πPosition Flow
πRace Lanes
Qualifying & Age Grade
See how your performance stacks up against qualifying standards
Boston Qualifying analysis available
NYC Marathon Qualifying analysis available
Finisher Certificate
Download and share your official race completion certificate
Your certificate is generated on-demand and can be shared on social media or saved for your records
Activity Data
Upload your GPX file to see detailed activity metrics
Upload your GPX file
Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps
.gpx files up to 10MB
Export & Support
Download your data, get help, and share your feedback
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
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