Justin Williams
Memphis, TN
Bib: 816 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 | 25:36 | 8:14 | 3.11 mi | 25:36 | 8:14 | - | |
4.8M | 38:56 | 8:07 | 1.69 mi | 13:20 | 7:52 | -0:22 | |
10K | 51:09 | 8:14 | 1.41 mi | 12:13 | 8:39 | +0:47 | |
8M | 1:05:46 | 8:13 | 1.79 mi | 14:37 | 8:11 | -0:28 | |
10M | 1:19:52 | 7:59 | 2.00 mi | 14:06 | 7:03 | -1:08 | |
11M | 1:27:42 | 7:58 | 1.00 mi | 7:50 | 7:50 | +0:47 | |
13.1M | 1:47:55 | 8:14 | 2.10 mi | 20:13 | 9:38 | +1:48 | |
17M | 2:19:46 | 8:13 | 3.90 mi | 31:51 | 8:10 | -1:28 | |
30K | 2:34:24 | 8:17 | 1.64 mi | 14:38 | 8:55 | +0:45 | |
22.5M | 3:07:39 | 8:20 | 3.86 mi | 33:15 | 8:37 | -0:18 | |
Finish(26.22 mi) | 3:41:14 | 8:27 | 3.72 mi | 33:35 | 9:02 | +0:25 |
Checkpoints & Pacing
Pace Line
Fastest Pace
7:03 /mi
Average Pace
8:27 /mi
Slowest Pace
9:38 /mi
Segments
Time at Faster Pace
35:16
16% of race
Time at Steady Pace
1:12:04
33% of race
Time at Slower Pace
1:53:54
51% of race
Average Pace: 8:26 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M35-39 | Seg. Overall | Seg. Males | Seg. M35-39 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 321 | 265 | 265 | 321 | 265 | 265 |
| 4.8M | 1.69 mi | 322-1 | 265 | 265 | 340 | 282 | 282 |
| 10K | 1.41 mi | 323-1 | 264+1 | 264+1 | 339 | 280 | 280 |
| 8M | 1.79 mi | 317+6 | 261+3 | 261+3 | 340 | 282 | 282 |
| 10M | 2.00 mi | 322-5 | 266-5 | 266-5 | 308 | 260 | 260 |
| 11M | 1.00 mi | 309+13 | 261+5 | 261+5 | 240 | 202 | 202 |
| 13.1M | 2.10 mi | 303+6 | 255+6 | 255+6 | 298 | 250 | 250 |
| 17M | 3.90 mi | 278+25 | 232+23 | 232+23 | 251 | 208 | 208 |
| 30K | 1.64 mi | 271+7 | 225+7 | 225+7 | 236 | 190 | 190 |
| 22.5M | 3.86 mi | 266+5 | 218+7 | 218+7 | 245 | 194 | 194 |
| Finish(26.22 mi) | 3.72 mi | 267-1 | 217+1 | 217+1 | 365 | 270 | 270 |
Segment Performance Analysis
Start → 5K
0.0 - 3.1 mi
Overall
321
Males
265
M35-39
265
5K→4.8M
3.1 - 4.8 mi
Overall
340
Males
282
M35-39
282
4.8M→10K
4.8 - 6.2 mi
Overall
339
Males
280
M35-39
280
5K→4.8M
6.2 - 8.0 mi
Overall
340
Males
282
M35-39
282
8M→10M
8.0 - 10.0 mi
Overall
308
Males
260
M35-39
260
10M→11M
10.0 - 11.0 mi
Overall
240
Males
202
M35-39
202
11M→13.1M
11.0 - 13.1 mi
Overall
298
Males
250
M35-39
250
13.1M→17M
13.1 - 17.0 mi
Overall
251
Males
208
M35-39
208
17M→30K
17.0 - 18.6 mi
Overall
236
Males
190
M35-39
190
30K→22.5M
18.6 - 22.5 mi
Overall
245
Males
194
M35-39
194
22.5M→Finish
22.5 - 26.2 mi
Overall
365
Males
270
M35-39
270
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #321 |
| 5K → 4.8M | 87-1 | #321 → #322 |
| 4.8M → 10K | 65-1 | #322 → #323 |
| 10K → 8M | 17+6 | #323 → #317 |
| 8M → 10M | 61-5 | #317 → #322 |
| 10M → 11M | 013+13 | #322 → #309 |
| 11M → 13.1M | 28*+6 | #309 → #303 |
| 13.1M → 17M | 025*+25 | #303 → #278 |
| 17M → 30K | 411+7 | #278 → #271 |
| 30K → 22.5M | 1015*+5 | #271 → #266 |
| 22.5M → Finish | 65-1 | #266 → #267 |
| TOTALS | 4397*+54 | #321 → #267 |
* 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
ALSAC / St. Jude Children's Research Hospital
Race timed by
Sportstats