Alex Buob
Bib: 2175 β’M β’Age: 39
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 | 07:34:41 | 28:12 | 9:05 | 28:12 | 9:05 | - |
10K | 6.21 mi | 08:02:31 | 56:02 | 9:02 | 27:50 | 8:58 | -0:07 |
15K | 9.32 mi | 08:32:05 | 1:25:36 | 9:12 | 29:34 | 9:31 | +0:33 |
Half | 13.10 mi | 09:05:58 | 1:59:29 | 9:08 | 33:53 | 8:59 | -0:32 |
25K | 15.53 mi | 09:27:56 | 2:21:27 | 9:07 | 21:58 | 9:01 | +0:02 |
30K | 18.64 mi | 09:55:46 | 2:49:17 | 9:05 | 27:50 | 8:58 | -0:03 |
35K | 21.75 mi | 10:27:22 | 3:20:53 | 9:15 | 31:36 | 10:11 | +1:13 |
40K | 24.85 mi | 11:00:28 | 3:53:59 | 9:25 | 33:06 | 10:40 | +0:29 |
Finish | 26.22 mi | 11:14:01 | 4:07:32 | 9:27 | 13:33 | 9:57 | -0:43 |
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. Green = fastest, yellow = moderate, red = slowest segments.
Fastest Pace
8:58 /mi
Average Pace
9:27 /mi
Slowest Pace
10:40 /mi
πSegments
Segment Time Comparison
Bar length shows time spent in each segment. Color indicates pace quality: green = fast pace, yellow = moderate, red = slow pace.
Time at Fast Pace
2:49:17
68% of race
Time at Moderate Pace
45:09
18% of race
Time at Slow Pace
33:06
13% of race
Average Pace: 9:26 /mi
π¨Heatmap
Pace Heatmap
Visual intensity map of your pacing throughout the race. Green = fastest, yellow = moderate, red = slowest.
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 | 07:34:41 | 28:12 | 9:05 | 28:12 | 9:05 | #4822 | |
10K | 6.21 mi | 08:02:31 | 56:02 | 9:02 | 27:50 | 8:58 | #4771 | |
15K | 9.32 mi | 08:32:05 | 1:25:36 | 9:12 | 29:34 | 9:31 | #4899 | |
Half | 13.10 mi | 09:05:58 | 1:59:29 | 9:08 | 33:53 | 8:59 | #4721 | |
25K | 15.53 mi | 09:27:56 | 2:21:27 | 9:07 | 21:58 | 9:01 | #4576 | |
30K | 18.64 mi | 09:55:46 | 2:49:17 | 9:05 | 27:50 | 8:58 | #4374 | |
35K | 21.75 mi | 10:27:22 | 3:20:53 | 9:15 | 31:36 | 10:11 | #4371 | |
40K | 24.85 mi | 11:00:28 | 3:53:59 | 9:25 | 33:06 | 10:40 | #4367 | |
Finish | 26.22 mi | 11:14:01 | 4:07:32 | 9:27 | 13:33 | 9:57 | #4365 |
Rankings
Your position at each checkpoint and how you ranked in each segment
Checkpoint and Segment Rankings
| Checkpoint | Distance | Seg. Dist | Overall | Males | M35-39 | Seg. Overall | Seg. Males | Seg. M35-39 |
|---|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 3.11 mi | 4822 | 2938 | 469 | 5045(Top 65%) | 3027(Top 73%) | 477(Top 80%) |
| 10K | 6.21 mi | 3.10 mi | 4771+51 | 2911+27 | 464+5 | 4742(Top 61%) | 2895(Top 69%) | 467(Top 78%) |
| 15K | 9.32 mi | 3.11 mi | 4899-128 | 2966-55 | 475-11 | 5045(Top 65%) | 3027(Top 73%) | 477(Top 80%) |
| Half | 13.10 mi | 3.78 mi | 4721+178 | 2874+92 | 463+12 | 4227(Top 54%) | 2621(Top 63%) | 426(Top 71%) |
| 25K | 15.53 mi | 2.43 mi | 4576+145 | 2798+76 | 451+12 | 4040(Top 52%) | 2505(Top 60%) | 411(Top 69%) |
| 30K | 18.64 mi | 3.11 mi | 4374+202 | 2676+122 | 436+15 | 3669(Top 47%) | 2283(Top 55%) | 378(Top 63%) |
| 35K | 21.75 mi | 3.11 mi | 4371+3 | 2648+28 | 434+2 | 4429(Top 57%) | 2591(Top 62%) | 418(Top 70%) |
| 40K | 24.85 mi | 3.10 mi | 4367+4 | 2620+28 | 426+8 | 4572(Top 59%) | 2576(Top 62%) | 412(Top 69%) |
| Finish | 26.22 mi | 1.37 mi | 4365+2 | 2611+9 | 423+3 | 4332(Top 55%) | 2448(Top 59%) | 399(Top 67%) |
Segment Performance Analysis
10Kβ15K
0.0 - 3.1 mi
Overall
5045
Males
3027
M35-39
477
5Kβ10K
3.1 - 6.2 mi
Overall
4742
Males
2895
M35-39
467
10Kβ15K
6.2 - 9.3 mi
Overall
5045
Males
3027
M35-39
477
15KβHalf
9.3 - 13.1 mi
Overall
4227
Males
2621
M35-39
426
Halfβ25K
13.1 - 15.5 mi
Overall
4040
Males
2505
M35-39
411
25Kβ30K
15.5 - 18.6 mi
Overall
3669
Males
2283
M35-39
378
30Kβ35K
18.6 - 21.8 mi
Overall
4429
Males
2591
M35-39
418
35Kβ40K
21.8 - 24.9 mi
Overall
4572
Males
2576
M35-39
412
40KβFinish
24.9 - 26.2 mi
Overall
4332
Males
2448
M35-39
399
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 | - | - | - | - | #4822 |
| 5K β 10K | 101 | 50 | +51 | #4822 | #4771 |
| 10K β 15K | 34 | 162 | -128 | #4771 | #4899 |
| 15K β Half | 181 | 3 | +178 | #4899 | #4721 |
| Half β 25K | 148 | 3 | +145 | #4721 | #4576 |
| 25K β 30K | 206* | 4 | +202 | #4576 | #4374 |
| 30K β 35K | 79 | 76 | +3 | #4374 | #4371 |
| 35K β 40K | 76 | 72 | +4 | #4371 | #4367 |
| 40K β Finish | 32 | 30 | +2 | #4367 | #4365 |
| TOTALS | 857* | 400 | +457 |
* Includes athletes who did not complete a segment (DNF/DNQ).
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
Explore more race data and athlete comparisons


