Justin Jahnke

Bethesda, MD

Bib: 20642 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M40-44)
#0 / 2340
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
12:23/mi
38:29
279164
10K· 6.21 mi
12:06/mi
1:16:04
103217
15K· 9.32 mi
12:03/mi
1:53:29
5155
21K· 13.05 mi
11:27/mi
2:36:10
2037
25K· 15.53 mi
9:24/mi
2:59:32
35
30K· 18.64 mi
10:28/mi
3:32:04
5857
35K· 21.75 mi
10:21/mi
4:04:13
9892
40K· 24.85 mi
11:46/mi
4:40:46
3653
Finish· 26.22 mi
11:39/mi
4:56:39
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:36:1011:58 /mi+10.0%
2nd Half
2:20:2910:40 /mi✓ faster
Negative split — 10.0% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
38:2912:233.11 mi38:29
12:23
-
10K
1:16:0412:153.10 mi37:35
12:06
-0:17
15K
1:53:2912:113.11 mi37:25
12:03
-0:03
21K
2:36:1011:583.73 mi42:41
11:27
-0:36
25K
2:59:3211:332.48 mi23:22
9:24
-2:03
30K
3:32:0411:233.11 mi32:32
10:28
+1:04
35K
4:04:1311:143.11 mi32:09
10:21
-0:07
40K
4:40:4611:183.10 mi36:33
11:46
+1:25
Finish(26.22 mi)
4:56:3911:191.37 mi15:53
11:39
-0:07
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:24 /mi

Average Pace

11:19 /mi

Slowest Pace

12:23 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:28:03

30% of race

Time at Steady Pace

2:50:07

57% of race

Time at Slower Pace

38:29

13% of race

Average Pace: 11:19 /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. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi2560815837207825103155702067
10K3.10 mi26225-61716135-2982124-4626727163242148
15K3.11 mi25836+38915946+1892099+2525103155702067
21K3.73 mi24039+179715034+9121993+10620392130951730
25K2.48 mi21829+221013854+11801827+166106867562974
30K3.11 mi19851+197812738+11161665+1621252184121083
35K3.11 mi18196+165511711+10271548+117104756947891
40K3.10 mi17543+65311236+4751482+661434087891139
Finish(26.22 mi)1.37 mi17356+18711102+1341462+201449588591137

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×18story building
+279ft-164ft

Overall

25103

Males

15570

M40-44

15570

5K→10K

3.1 - 6.2 mi

Top 89%
×11story building
+103ft-217ft

Overall

26727

Males

16324

M40-44

16324

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+51ft-55ft

Overall

25103

Males

15570

M40-44

15570

15K→21K

9.3 - 13.1 mi

Top 68%
×1story
+20ft-37ft

Overall

20392

Males

13095

M40-44

13095

21K→25K

13.1 - 15.5 mi

Top 36%
×2story building
+35ft-8ft

Overall

10686

Males

7562

M40-44

7562

25K→30K

15.5 - 18.6 mi

Top 42%
×2story building
+58ft-57ft

Overall

12521

Males

8412

M40-44

8412

30K→35K

18.6 - 21.8 mi

Top 35%
×2story building
+98ft-92ft

Overall

10475

Males

6947

M40-44

6947

35K→40K

21.8 - 24.9 mi

Top 48%
×2story building
+36ft-53ft

Overall

14340

Males

8789

M40-44

8789

40K→Finish

24.9 - 26.2 mi

Top 48%
×5story building
+80ft-24ft

Overall

14495

Males

8859

M40-44

8859

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#25608
5K10K
771154*-617
#25608 #26225
10K15K
125514*+389
#26225 #25836
15K21K
141811*+1797
#25836 #24039
21K25K
02210*+2210
#24039 #21829
25K30K
21980*+1978
#21829 #19851
30K35K
31658*+1655
#19851 #18196
35K40K
69722*+653
#18196 #17543
40KFinish
45232*+187
#17543 #17356
TOTALS
10299281*+8252
#25608 #17356

* 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