Matthew Kieffer
Memphis, TN
Bib: 664 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 | 24:51 | 8:00 | 3.11 mi | 24:51 | 8:00 | - | |
4.8M | 37:28 | 7:48 | 1.69 mi | 12:37 | 7:27 | -0:33 | |
10K | 49:12 | 7:55 | 1.41 mi | 11:44 | 8:18 | +0:51 | |
8M | 1:03:20 | 7:55 | 1.79 mi | 14:08 | 7:55 | -0:23 | |
10M | 1:17:10 | 7:43 | 2.00 mi | 13:50 | 6:55 | -1:00 | |
11M | 1:24:43 | 7:42 | 1.00 mi | 7:33 | 7:33 | +0:38 | |
13.1M | 1:43:50 | 7:56 | 2.10 mi | 19:07 | 9:06 | +1:33 | |
17M | 2:14:04 | 7:53 | 3.90 mi | 30:14 | 7:45 | -1:21 | |
30K | 2:27:50 | 7:56 | 1.64 mi | 13:46 | 8:23 | +0:38 | |
22.5M | 2:58:45 | 7:57 | 3.86 mi | 30:55 | 8:01 | -0:22 | |
Finish(26.22 mi) | 3:32:51 | 8:07 | 3.72 mi | 34:06 | 9:10 | +1:09 |
Checkpoints & Pacing
Pace Line
Fastest Pace
6:55 /mi
Average Pace
8:07 /mi
Slowest Pace
9:10 /mi
Segments
Time at Faster Pace
34:00
16% of race
Time at Steady Pace
1:51:52
53% of race
Time at Slower Pace
1:06:59
31% of race
Average Pace: 8:07 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M30-34 | Seg. Overall | Seg. Males | Seg. M30-34 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 252 | 213 | 213 | 252 | 213 | 213 |
| 4.8M | 1.69 mi | 234+18 | 197+16 | 197+16 | 218 | 184 | 184 |
| 10K | 1.41 mi | 233+1 | 195+2 | 195+2 | 244 | 202 | 202 |
| 8M | 1.79 mi | 237-4 | 199-4 | 199-4 | 218 | 184 | 184 |
| 10M | 2.00 mi | 237 | 200-1 | 200-1 | 251 | 212 | 212 |
| 11M | 1.00 mi | 230+7 | 194+6 | 194+6 | 163 | 144 | 144 |
| 13.1M | 2.10 mi | 218+12 | 183+11 | 183+11 | 181 | 155 | 155 |
| 17M | 3.90 mi | 188+30 | 161+22 | 161+22 | 159 | 136 | 136 |
| 30K | 1.64 mi | 180+8 | 153+8 | 153+8 | 141 | 120 | 120 |
| 22.5M | 3.86 mi | 174+6 | 147+6 | 147+6 | 165 | 135 | 135 |
| Finish(26.22 mi) | 3.72 mi | 194-20 | 162-15 | 162-15 | 402 | 297 | 297 |
Segment Performance Analysis
Start → 5K
0.0 - 3.1 mi
Overall
252
Males
213
M30-34
213
5K→4.8M
3.1 - 4.8 mi
Overall
218
Males
184
M30-34
184
4.8M→10K
4.8 - 6.2 mi
Overall
244
Males
202
M30-34
202
5K→4.8M
6.2 - 8.0 mi
Overall
218
Males
184
M30-34
184
8M→10M
8.0 - 10.0 mi
Overall
251
Males
212
M30-34
212
10M→11M
10.0 - 11.0 mi
Overall
163
Males
144
M30-34
144
11M→13.1M
11.0 - 13.1 mi
Overall
181
Males
155
M30-34
155
13.1M→17M
13.1 - 17.0 mi
Overall
159
Males
136
M30-34
136
17M→30K
17.0 - 18.6 mi
Overall
141
Males
120
M30-34
120
30K→22.5M
18.6 - 22.5 mi
Overall
165
Males
135
M30-34
135
22.5M→Finish
22.5 - 26.2 mi
Overall
402
Males
297
M30-34
297
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #252 |
| 5K → 4.8M | 119+18 | #252 → #234 |
| 4.8M → 10K | 34+1 | #234 → #233 |
| 10K → 8M | 40-4 | #233 → #237 |
| 8M → 10M | 660 | #237 → #237 |
| 10M → 11M | 07+7 | #237 → #230 |
| 11M → 13.1M | 012*+12 | #230 → #218 |
| 13.1M → 17M | 131*+30 | #218 → #188 |
| 17M → 30K | 210+8 | #188 → #180 |
| 30K → 22.5M | 1016+6 | #180 → #174 |
| 22.5M → Finish | 233-20 | #174 → #194 |
| TOTALS | 50108*+58 | #252 → #194 |
* 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