Race Timeline
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 |
|---|---|---|---|---|---|---|---|
5K | 37:17 | 12:01 | 3.11 mi | 37:17 | 12:01 | - | |
10K | 1:18:47 | 12:41 | 3.10 mi | 41:30 | 13:22 | +1:21 | |
15K | 2:00:43 | 12:58 | 3.11 mi | 41:56 | 13:30 | +0:08 | |
20K | 2:42:40 | 13:06 | 3.11 mi | 41:57 | 13:31 | +0:01 | |
Half(13.10 mi) | 2:52:27 | 13:10 | 0.67 mi | 9:47 | 14:35 | +1:04 | |
25K | 3:27:27 | 13:22 | 2.43 mi | 35:00 | 14:23 | -0:12 | |
30K | 4:06:17 | 13:13 | 3.11 mi | 38:50 | 12:30 | -1:53 | |
35K | 4:54:38 | 13:33 | 3.11 mi | 48:21 | 15:34 | +3:04 | |
25.2M | 5:45:13 | 13:42 | 3.45 mi | 50:35 | 14:40 | -0:54 | |
Finish(26.22 mi) | 5:59:19 | 13:43 | 1.02 mi | 14:06 | 13:51 | -0:49 |
Checkpoints & Pacing
Pace Line
Fastest Pace
12:01 /mi
Average Pace
13:43 /mi
Slowest Pace
15:34 /mi
Segments
Time at Faster Pace
1:16:07
21% of race
Time at Steady Pace
2:19:29
39% of race
Time at Slower Pace
2:23:43
40% of race
Average Pace: 13:42 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M80-99 | Seg. Overall | Seg. Males | Seg. M80-99 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 1783 | 1094 | 1 | 1874 | 1127 | 1 |
| 10K | 3.10 mi | 1847-64 | 1120-26 | 1 | 1878 | 1129 | 1 |
| 15K | 3.11 mi | 1855-8 | 1124-4 | 1 | 1874 | 1127 | 1 |
| 20K | 3.11 mi | 1859-4 | 1126-2 | 1 | 1840 | 1109 | 1 |
| Half(13.10 mi) | 0.67 mi | 1847+12 | 1116+10 | 1 | 1839 | 1102 | 1 |
| 25K | 2.43 mi | 1849-2 | 1119-3 | 1 | 1792 | 1083 | 1 |
| 30K | 3.11 mi | 1840+9 | 1117+2 | 1 | 1716 | 1039 | 1 |
| 35K | 3.11 mi | 1803+37 | 1096+21 | 1 | 1577 | 951 | 1 |
| 25.2M | 3.45 mi | 1791+12 | 1090+6 | 1 | 1703 | 1020 | 1 |
| Finish(26.22 mi) | 1.02 mi | 1789+2 | 1088+2 | 1 | 1777 | 1057 | 1 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
1874
Males
1127
M80-99
1
5K→10K
3.1 - 6.2 mi
Overall
1878
Males
1129
M80-99
1
10K→15K
6.2 - 9.3 mi
Overall
1874
Males
1127
M80-99
1
15K→20K
9.3 - 12.4 mi
Overall
1840
Males
1109
M80-99
1
20K→Half
12.4 - 13.1 mi
Overall
1839
Males
1102
M80-99
1
Half→25K
13.1 - 15.5 mi
Overall
1792
Males
1083
M80-99
1
25K→30K
15.5 - 18.6 mi
Overall
1716
Males
1039
M80-99
1
30K→35K
18.6 - 21.8 mi
Overall
1577
Males
951
M80-99
1
35K→25.2M
21.8 - 25.2 mi
Overall
1703
Males
1020
M80-99
1
25.2M→Finish
25.2 - 26.2 mi
Overall
1777
Males
1057
M80-99
1
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #1783 |
| 5K → 10K | 739-64 | #1783 → #1847 |
| 10K → 15K | 135-8 | #1847 → #1855 |
| 15K → 20K | 95-4 | #1855 → #1859 |
| 20K → Half | 214+12 | #1859 → #1847 |
| Half → 25K | 1513-2 | #1847 → #1849 |
| 25K → 30K | 312+9 | #1849 → #1840 |
| 30K → 35K | 239+37 | #1840 → #1803 |
| 35K → 25.2M | 416+12 | #1803 → #1791 |
| 25.2M → Finish | 13+2 | #1791 → #1789 |
| TOTALS | 122116-6 | #1783 → #1789 |
Passing Visualized
Passing Circle
Position Flow
Race Lanes
Boston Qualifying analysis available
Your certificate is generated on-demand and can be shared on social media or saved for your records
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



