Brian Siever
Darnestown, MD
Bib: 2266 M
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 | 30:11 | 9:43 | 3.11 mi | 30:11 | 9:43 | - | |
10K | 59:14 | 9:32 | 3.10 mi | 29:03 | 9:21 | -0:22 | |
15K | 1:31:43 | 9:50 | 3.11 mi | 32:29 | 10:27 | +1:06 | |
21K | 2:07:34 | 9:47 | 3.73 mi | 35:51 | 9:37 | -0:50 | |
25K | 2:31:43 | 9:46 | 2.48 mi | 24:09 | 9:43 | +0:06 | |
30K | 3:04:56 | 9:55 | 3.11 mi | 33:13 | 10:41 | +0:58 | |
35K | 3:41:53 | 10:12 | 3.11 mi | 36:57 | 11:54 | +1:13 | |
40K | 4:22:38 | 10:34 | 3.10 mi | 40:45 | 13:07 | +1:13 | |
Finish(26.22 mi) | 4:41:07 | 10:44 | 1.37 mi | 18:29 | 13:33 | +0:26 |
Checkpoints & Pacing
Pace Line
Fastest Pace
9:21 /mi
Average Pace
10:44 /mi
Slowest Pace
13:33 /mi
Segments
Time at Faster Pace
1:04:54
23% of race
Time at Steady Pace
2:00:02
43% of race
Time at Slower Pace
1:36:11
34% of race
Average Pace: 10:43 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 9923 | 7221 | 601 | 17541 | 11682 | 1056 |
| 10K | 3.10 mi | 10772-849 | 7778-557 | 659-58 | 11666 | 8343 | 715 |
| 15K | 3.11 mi | 12946-2174 | 9068-1290 | 781-122 | 17541 | 11682 | 1056 |
| 21K | 3.73 mi | 12340+606 | 8705+363 | 755+26 | 11249 | 8023 | 678 |
| 25K | 2.48 mi | 12199+141 | 8589+116 | 739+16 | 12205 | 8440 | 729 |
| 30K | 3.11 mi | 12329-130 | 8580+9 | 732+7 | 13480 | 8955 | 790 |
| 35K | 3.11 mi | 12962-633 | 8817-237 | 770-38 | 16335 | 10126 | 919 |
| 40K | 3.10 mi | 13919-957 | 9248-431 | 819-49 | 18696 | 11224 | 1066 |
| Finish(26.22 mi) | 1.37 mi | 14436-517 | 9486-238 | 839-20 | 20829 | 12475 | 1140 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
17541
Males
11682
M45-49
11682
5K→10K
3.1 - 6.2 mi
Overall
11666
Males
8343
M45-49
8343
10K→15K
6.2 - 9.3 mi
Overall
17541
Males
11682
M45-49
11682
15K→21K
9.3 - 13.1 mi
Overall
11249
Males
8023
M45-49
8023
21K→25K
13.1 - 15.5 mi
Overall
12205
Males
8440
M45-49
8440
25K→30K
15.5 - 18.6 mi
Overall
13480
Males
8955
M45-49
8955
30K→35K
18.6 - 21.8 mi
Overall
16335
Males
10126
M45-49
10126
35K→40K
21.8 - 24.9 mi
Overall
18696
Males
11224
M45-49
11224
40K→Finish
24.9 - 26.2 mi
Overall
20829
Males
12475
M45-49
12475
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #9923 |
| 5K → 10K | 92475*-849 | #9923 → #10772 |
| 10K → 15K | 219824*-2174 | #10772 → #12946 |
| 15K → 21K | 57663*+606 | #12946 → #12340 |
| 21K → 25K | 150291*+141 | #12340 → #12199 |
| 25K → 30K | 405275*-130 | #12199 → #12329 |
| 30K → 35K | 834201*-633 | #12329 → #12962 |
| 35K → 40K | 105295*-957 | #12962 → #13919 |
| 40K → Finish | 55134*-517 | #13919 → #14436 |
| TOTALS | 61711658*-4513 | #9923 → #14436 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Race managed by
U.S. Marine Corps Community Services (MCCS)
Race timed by
Timing Productions