Katie Shackelford
mckinney, TX
Bib: 2972 F 22
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 | 33:39 | 10:50 | 3.11 mi | 33:39 | 10:50 | - | |
10K | 1:07:30 | 10:52 | 3.10 mi | 33:51 | 10:54 | +0:04 | |
15K | 1:39:50 | 10:43 | 3.11 mi | 32:20 | 10:24 | -0:30 | |
20K | 2:13:40 | 10:45 | 3.11 mi | 33:50 | 10:53 | +0:29 | |
13.1M | 2:21:40 | 10:49 | 0.67 mi | 8:00 | 11:54 | +1:01 | |
25K | 2:47:47 | 10:48 | 2.43 mi | 26:07 | 10:44 | -1:10 | |
31K | 3:22:53 | 10:32 | 3.73 mi | 35:06 | 9:25 | -1:19 | |
36K | 4:00:54 | 10:46 | 3.11 mi | 38:01 | 12:14 | +2:49 | |
Finish(26.22 mi) | 4:51:08 | 11:07 | 3.85 mi | 50:14 | 13:03 | +0:49 |
Checkpoints & Pacing
Pace Line
Fastest Pace
9:25 /mi
Average Pace
11:07 /mi
Slowest Pace
13:03 /mi
Segments
Time at Faster Pace
35:06
12% of race
Time at Steady Pace
2:39:47
55% of race
Time at Slower Pace
1:36:15
33% of race
Average Pace: 11:06 /mi
Heatmap
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F20-24 | Seg. Overall | Seg. Females | Seg. F20-24 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 2791 | 715 | 163 | 2618 | 649 | 151 |
| 10K | 3.10 mi | 2812-21 | 714+1 | 165-2 | 2886 | 742 | 172 |
| 15K | 3.11 mi | 2761+51 | 699+15 | 164+1 | 2618 | 649 | 151 |
| 20K | 3.11 mi | 2718+43 | 690+9 | 164 | 2638 | 669 | 158 |
| 13.1M | 0.67 mi | 2737-19 | 696-6 | 166-2 | 3012 | 823 | 188 |
| 25K | 2.43 mi | 2612+125 | 656+40 | 157+9 | 2142 | 507 | 129 |
| 31K | 3.73 mi | 2410+202 | 595+61 | 151+6 | 1867 | 456 | 121 |
| 36K | 3.11 mi | 2328+82 | 586+9 | 148+3 | 2013 | 553 | 137 |
| Finish(26.22 mi) | 3.85 mi | 2439-111 | 645-59 | 157-9 | 2888 | 883 | 187 |
Segment Performance Analysis
10K→15K
0.0 - 3.1 mi
Overall
2618
Females
649
F20-24
151
5K→10K
3.1 - 6.2 mi
Overall
2886
Females
742
F20-24
172
10K→15K
6.2 - 9.3 mi
Overall
2618
Females
649
F20-24
151
15K→20K
9.3 - 12.4 mi
Overall
2638
Females
669
F20-24
158
20K→13.1M
12.4 - 13.1 mi
Overall
3012
Females
823
F20-24
188
13.1M→25K
13.1 - 15.5 mi
Overall
2142
Females
507
F20-24
129
25K→31K
15.5 - 19.3 mi
Overall
1867
Females
456
F20-24
121
31K→36K
19.3 - 22.4 mi
Overall
2013
Females
553
F20-24
137
36K→Finish
22.4 - 26.2 mi
Overall
2888
Females
883
F20-24
187
Passing Analysis
| Segment | Movement | Rank |
|---|---|---|
| Start → 5K | - | #2791 |
| 5K → 10K | 9574-21 | #2791 → #2812 |
| 10K → 15K | 3283+51 | #2812 → #2761 |
| 15K → 20K | 4487+43 | #2761 → #2718 |
| 20K → 13.1M | 223-19 | #2718 → #2737 |
| 13.1M → 25K | 3128+125 | #2737 → #2612 |
| 25K → 31K | 3205+202 | #2612 → #2410 |
| 31K → 36K | 18100+82 | #2410 → #2328 |
| 36K → Finish | 13019-111 | #2328 → #2439 |
| TOTALS | 347699+352 | #2791 → #2439 |
Passing Visualized
Passing Circle
Position Flow
Race Lanes
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Race managed by
Dallas White Rock Marathon
Race timed by
MyChipTime