Spencer Jacobson
Bedford, TX
Bib: 4123 M 34
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 | 29:49 | 9:36 | 3.11 mi | 29:49 | 9:36 | - | |
10K | 1:00:02 | 9:40 | 3.10 mi | 30:13 | 9:44 | +0:08 | |
15K | 1:30:19 | 9:41 | 3.11 mi | 30:17 | 9:45 | +0:01 | |
20K | 2:01:48 | 9:48 | 3.11 mi | 31:29 | 10:08 | +0:23 | |
13.1M | 2:08:57 | 9:51 | 0.67 mi | 7:09 | 10:38 | +0:30 | |
25K | 2:38:09 | 10:11 | 2.43 mi | 29:12 | 12:00 | +1:22 | |
31K | 3:17:47 | 10:16 | 3.73 mi | 39:38 | 10:38 | -1:22 | |
36K | 4:01:45 | 10:48 | 3.11 mi | 43:58 | 14:09 | +3:31 | |
Finish(26.22 mi) | 4:57:06 | 11:20 | 3.85 mi | 55:21 | 14:23 | +0:14 |
Checkpoints & Pacing
Pace Line
Fastest Pace
9:36 /mi
Average Pace
11:20 /mi
Slowest Pace
14:23 /mi
Segments
Time at Faster Pace
1:30:19
30% of race
Time at Steady Pace
1:18:16
26% of race
Time at Slower Pace
2:08:31
43% of race
Average Pace: 11:20 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M30-34 | Seg. Overall | Seg. Males | Seg. M30-34 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 1651 | 1303 | 240 | 1816 | 1423 | 252 |
| 10K | 3.10 mi | 1687-36 | 1325-22 | 242-2 | 1710 | 1348 | 246 |
| 15K | 3.11 mi | 1712-25 | 1350-25 | 247-5 | 1816 | 1423 | 252 |
| 20K | 3.11 mi | 1756-44 | 1377-27 | 252-5 | 1861 | 1448 | 266 |
| 13.1M | 0.67 mi | 1767-11 | 1386-9 | 250+2 | 1969 | 1504 | 267 |
| 25K | 2.43 mi | 1875-108 | 1447-61 | 262-12 | 2292 | 1682 | 303 |
| 31K | 3.73 mi | 1918-43 | 1451-4 | 267-5 | 1993 | 1443 | 265 |
| 36K | 3.11 mi | 1963-45 | 1465-14 | 266+1 | 2191 | 1545 | 276 |
| Finish(26.22 mi) | 3.85 mi | 2152-189 | 1585-120 | 287-21 | 2831 | 1955 | 331 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
1816
Males
1423
M30-34
252
5K→10K
3.1 - 6.2 mi
Overall
1710
Males
1348
M30-34
246
10K→15K
6.2 - 9.3 mi
Overall
1816
Males
1423
M30-34
252
15K→20K
9.3 - 12.4 mi
Overall
1861
Males
1448
M30-34
266
20K→13.1M
12.4 - 13.1 mi
Overall
1969
Males
1504
M30-34
267
13.1M→25K
13.1 - 15.5 mi
Overall
2292
Males
1682
M30-34
303
25K→31K
15.5 - 19.3 mi
Overall
1993
Males
1443
M30-34
265
31K→36K
19.3 - 22.4 mi
Overall
2191
Males
1545
M30-34
276
36K→Finish
22.4 - 26.2 mi
Overall
2831
Males
1955
M30-34
331
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #1651 |
| 5K → 10K | 7640-36 | #1651 → #1687 |
| 10K → 15K | 4823-25 | #1687 → #1712 |
| 15K → 20K | 6723-44 | #1712 → #1756 |
| 20K → 13.1M | 165-11 | #1756 → #1767 |
| 13.1M → 25K | 12315-108 | #1767 → #1875 |
| 25K → 31K | 8037-43 | #1875 → #1918 |
| 31K → 36K | 7732-45 | #1918 → #1963 |
| 36K → Finish | 1945-189 | #1963 → #2152 |
| TOTALS | 681180-501 | #1651 → #2152 |
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Race managed by
Dallas White Rock Marathon
Race timed by
MyChipTime