Kevin Shackelford

Wilmington, MA

Bib: 20890 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 14%
Gender (Male)
#0 / 17709
Top 18%
Masters (Masters Men)
#0 / 8330
Top 12%
Division (M50-54)
#0 / 1638
Top 11%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:26/mi
29:18
279164
10K· 6.21 mi
8:36/mi
56:01
103217
15K· 9.32 mi
8:57/mi
1:23:48
5155
21K· 13.05 mi
8:52/mi
1:56:50
2037
25K· 15.53 mi
8:34/mi
2:18:07
35
30K· 18.64 mi
8:36/mi
2:44:50
5857
35K· 21.75 mi
8:17/mi
3:10:33
9892
40K· 24.85 mi
8:05/mi
3:35:40
3653
Finish· 26.22 mi
8:09/mi
3:46:47
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:56:508:57 /mi+5.9%
2nd Half
1:49:578:21 /mi✓ faster
Negative split — 5.9% faster in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
29:189:263.11 mi29:18
9:26
-
10K
56:019:013.10 mi26:43
8:36
-0:50
15K
1:23:488:593.11 mi27:47
8:57
+0:21
21K
1:56:508:573.73 mi33:02
8:52
-0:05
25K
2:18:078:532.48 mi21:17
8:34
-0:18
30K
2:44:508:513.11 mi26:43
8:36
+0:02
35K
3:10:338:463.11 mi25:43
8:17
-0:19
40K
3:35:408:413.10 mi25:07
8:05
-0:12
Finish(26.22 mi)
3:46:478:391.37 mi11:07
8:09
+0:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:05 /mi

Average Pace

8:39 /mi

Slowest Pace

9:26 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:49:42

75% of race

Time at Steady Pace

57:05

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:39 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi8203612141087806511430
10K3.10 mi7454+7495636+485369+4167495192330
15K3.11 mi7806-3525866-230389-2087806511430
21K3.73 mi7457+3495625+241359+3067845178321
25K2.48 mi7108+3495372+253342+1761244655274
30K3.11 mi6306+8024800+572304+3842553296182
35K3.11 mi5398+9084114+686257+472586203796
40K3.10 mi4516+8823448+666194+631728136960
Finish(26.22 mi)1.37 mi4252+2643241+207176+181814140563

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×18story building
+279ft-164ft

Overall

8780

Males

6511

M50-54

6511

5K→10K

3.1 - 6.2 mi

Top 22%
×11story building
+103ft-217ft

Overall

6749

Males

5192

M50-54

5192

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+51ft-55ft

Overall

8780

Males

6511

M50-54

6511

15K→21K

9.3 - 13.1 mi

Top 23%
×1story
+20ft-37ft

Overall

6784

Males

5178

M50-54

5178

21K→25K

13.1 - 15.5 mi

Top 20%
×2story building
+35ft-8ft

Overall

6124

Males

4655

M50-54

4655

25K→30K

15.5 - 18.6 mi

Top 14%
×2story building
+58ft-57ft

Overall

4255

Males

3296

M50-54

3296

30K→35K

18.6 - 21.8 mi

Top 9%
×2story building
+98ft-92ft

Overall

2586

Males

2037

M50-54

2037

35K→40K

21.8 - 24.9 mi

Top 6%
×2story building
+36ft-53ft

Overall

1728

Males

1369

M50-54

1369

40K→Finish

24.9 - 26.2 mi

Top 6%
×5story building
+80ft-24ft

Overall

1814

Males

1405

M50-54

1405

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#8203
5K10K
87836*+749
#8203 #7454
10K15K
455103*-352
#7454 #7806
15K21K
88437*+349
#7806 #7457
21K25K
31380*+349
#7457 #7108
25K30K
9811*+802
#7108 #6306
30K35K
1909*+908
#6306 #5398
35K40K
1883*+882
#5398 #4516
40KFinish
2266*+264
#4516 #4252
TOTALS
6744625*+3951
#8203 #4252

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions