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 | 45:26 | 14:38 | 3.11 mi | 45:26 | 14:38 | - | |
10K | 1:37:09 | 15:39 | 3.10 mi | 51:43 | 16:39 | +2:01 | |
15K | 2:28:18 | 15:55 | 3.11 mi | 51:09 | 16:28 | -0:11 | |
20K | 3:18:21 | 15:58 | 3.11 mi | 50:03 | 16:07 | -0:21 | |
Half(13.10 mi) | 3:30:04 | 16:03 | 0.67 mi | 11:43 | 17:28 | +1:21 | |
25K | 4:11:23 | 16:11 | 2.43 mi | 41:19 | 16:58 | -0:30 | |
30K | 4:57:06 | 15:57 | 3.11 mi | 45:43 | 14:43 | -2:15 | |
35K | 5:54:31 | 16:19 | 3.11 mi | 57:25 | 18:29 | +3:46 | |
25.2M | 6:50:19 | 16:17 | 3.45 mi | 55:48 | 16:10 | -2:19 | |
Finish(26.22 mi) | 7:05:45 | 16:15 | 1.02 mi | 15:26 | 15:09 | -1:01 |
Checkpoints & Pacing
Pace Line
Fastest Pace
14:38 /mi
Average Pace
16:15 /mi
Slowest Pace
18:29 /mi
Segments
Time at Faster Pace
1:46:35
25% of race
Time at Steady Pace
4:10:02
59% of race
Time at Slower Pace
1:09:08
16% of race
Average Pace: 16:14 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M75-79 | Seg. Overall | Seg. Males | Seg. M75-79 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 1938 | 1149 | 4 | 1948 | 1152 | 4 |
| 10K | 3.10 mi | 1947-9 | 1151-2 | 4 | 1948 | 1153 | 4 |
| 15K | 3.11 mi | 1947 | 1151 | 4 | 1948 | 1152 | 4 |
| 20K | 3.11 mi | 1946+1 | 1150+1 | 4 | 1940 | 1149 | 4 |
| Half(13.10 mi) | 0.67 mi | 1940+6 | 1146+4 | 4 | 1924 | 1138 | 4 |
| 25K | 2.43 mi | 1947-7 | 1152-6 | 4 | 1921 | 1134 | 4 |
| 30K | 3.11 mi | 1948-1 | 1152 | 4 | 1918 | 1134 | 4 |
| 35K | 3.11 mi | 1948 | 1152 | 4 | 1859 | 1104 | 4 |
| 25.2M | 3.45 mi | 1942+6 | 1149+3 | 4 | 1833 | 1086 | 4 |
| Finish(26.22 mi) | 1.02 mi | 1942 | 1149 | 4 | 1869 | 1107 | 3 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
1948
Males
1152
M75-79
4
5K→10K
3.1 - 6.2 mi
Overall
1948
Males
1153
M75-79
4
10K→15K
6.2 - 9.3 mi
Overall
1948
Males
1152
M75-79
4
15K→20K
9.3 - 12.4 mi
Overall
1940
Males
1149
M75-79
4
20K→Half
12.4 - 13.1 mi
Overall
1924
Males
1138
M75-79
4
Half→25K
13.1 - 15.5 mi
Overall
1921
Males
1134
M75-79
4
25K→30K
15.5 - 18.6 mi
Overall
1918
Males
1134
M75-79
4
30K→35K
18.6 - 21.8 mi
Overall
1859
Males
1104
M75-79
4
35K→25.2M
21.8 - 25.2 mi
Overall
1833
Males
1086
M75-79
4
25.2M→Finish
25.2 - 26.2 mi
Overall
1869
Males
1107
M75-79
3
Passing Analysis
| Segment | Passed | Passed By | Net Change | Start Rank | End Rank |
|---|---|---|---|---|---|
| Start → 5K | - | - | - | - | #1938 |
| 5K → 10K | 0 | 9 | -9 | #1938 | #1947 |
| 10K → 15K | 0 | 0 | 0 | #1947 | #1947 |
| 15K → 20K | 1 | 0 | +1 | #1947 | #1946 |
| 20K → Half | 8 | 2 | +6 | #1946 | #1940 |
| Half → 25K | 1 | 8 | -7 | #1940 | #1947 |
| 25K → 30K | 0 | 1 | -1 | #1947 | #1948 |
| 30K → 35K | 0 | 0 | 0 | #1948 | #1948 |
| 35K → 25.2M | 6 | 0 | +6 | #1948 | #1942 |
| 25.2M → Finish | 0 | 0 | 0 | #1942 | #1942 |
| TOTALS | 16 | 20 | -4 |
Passing Charts
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



