Isaac Guess
Memphis, TN
Bib: 953 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 | 31:12 | 10:03 | 3.11 mi | 31:12 | 10:03 | - | |
4.8M | 47:57 | 9:59 | 1.69 mi | 16:45 | 9:54 | -0:09 | |
10K | 1:03:18 | 10:11 | 1.41 mi | 15:21 | 10:52 | +0:58 | |
8M | 1:21:36 | 10:12 | 1.79 mi | 18:18 | 10:15 | -0:37 | |
10M | 1:39:19 | 9:56 | 2.00 mi | 17:43 | 8:52 | -1:23 | |
11M | 1:49:17 | 9:56 | 1.00 mi | 9:58 | 9:58 | +1:06 | |
13.1M | 2:14:38 | 10:17 | 2.10 mi | 25:21 | 12:04 | +2:06 | |
17M | 2:57:00 | 10:25 | 3.90 mi | 42:22 | 10:52 | -1:12 | |
30K | 3:17:46 | 10:37 | 1.64 mi | 20:46 | 12:39 | +1:47 | |
22.5M | 4:02:25 | 10:46 | 3.86 mi | 44:39 | 11:34 | -1:05 | |
Finish(26.22 mi) | 4:45:20 | 10:53 | 3.72 mi | 42:55 | 11:32 | -0:02 |
Checkpoints & Pacing
Pace Line
Fastest Pace
8:52 /mi
Average Pace
10:53 /mi
Slowest Pace
12:39 /mi
Segments
Time at Faster Pace
1:33:56
33% of race
Time at Steady Pace
57:43
20% of race
Time at Slower Pace
2:13:41
47% of race
Average Pace: 10:53 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M50-54 | Seg. Overall | Seg. Males | Seg. M50-54 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 1082 | 791 | 791 | 1082 | 791 | 791 |
| 4.8M | 1.69 mi | 1115-33 | 802-11 | 802-11 | 1227 | 868 | 868 |
| 10K | 1.41 mi | 1138-23 | 821-19 | 821-19 | 1217 | 861 | 861 |
| 8M | 1.79 mi | 1137+1 | 819+2 | 819+2 | 1227 | 868 | 868 |
| 10M | 2.00 mi | 1134+3 | 814+5 | 814+5 | 1123 | 810 | 810 |
| 11M | 1.00 mi | 1124+10 | 805+9 | 805+9 | 1051 | 764 | 764 |
| 13.1M | 2.10 mi | 1104+20 | 792+13 | 792+13 | 1070 | 770 | 770 |
| 17M | 3.90 mi | 1088+16 | 775+17 | 775+17 | 1101 | 760 | 760 |
| 30K | 1.64 mi | 1092-4 | 775 | 775 | 1150 | 775 | 775 |
| 22.5M | 3.86 mi | 1068+24 | 748+27 | 748+27 | 993 | 665 | 665 |
| Finish(26.22 mi) | 3.72 mi | 1059+9 | 732+16 | 732+16 | 1067 | 705 | 705 |
Segment Performance Analysis
Start → 5K
0.0 - 3.1 mi
Overall
1082
Males
791
M50-54
791
5K→4.8M
3.1 - 4.8 mi
Overall
1227
Males
868
M50-54
868
4.8M→10K
4.8 - 6.2 mi
Overall
1217
Males
861
M50-54
861
5K→4.8M
6.2 - 8.0 mi
Overall
1227
Males
868
M50-54
868
8M→10M
8.0 - 10.0 mi
Overall
1123
Males
810
M50-54
810
10M→11M
10.0 - 11.0 mi
Overall
1051
Males
764
M50-54
764
11M→13.1M
11.0 - 13.1 mi
Overall
1070
Males
770
M50-54
770
13.1M→17M
13.1 - 17.0 mi
Overall
1101
Males
760
M50-54
760
17M→30K
17.0 - 18.6 mi
Overall
1150
Males
775
M50-54
775
30K→22.5M
18.6 - 22.5 mi
Overall
993
Males
665
M50-54
665
22.5M→Finish
22.5 - 26.2 mi
Overall
1067
Males
705
M50-54
705
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #1082 |
| 5K → 4.8M | 4815-33 | #1082 → #1115 |
| 4.8M → 10K | 3310-23 | #1115 → #1138 |
| 10K → 8M | 2223+1 | #1138 → #1137 |
| 8M → 10M | 1114+3 | #1137 → #1134 |
| 10M → 11M | 616+10 | #1134 → #1124 |
| 11M → 13.1M | 828*+20 | #1124 → #1104 |
| 13.1M → 17M | 3652*+16 | #1104 → #1088 |
| 17M → 30K | 139-4 | #1088 → #1092 |
| 30K → 22.5M | 2145*+24 | #1092 → #1068 |
| 22.5M → Finish | 1423+9 | #1068 → #1059 |
| TOTALS | 212235*+23 | #1082 → #1059 |
* Includes athletes who did not complete a segment (DNF/DNQ).
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Official Timing Data
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Race managed by
ALSAC / St. Jude Children's Research Hospital
Race timed by
Sportstats