Donald Duffy

Oakton, VA

Bib: 24427 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Top 31%
Gender (Male)
#0 / 9934
Top 36%
Masters (Masters Men)
#0 / 4070
Top 27%
Division (M55-59)
#0 / 510
Top 23%
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:38/mi
26:48
279164
10K· 6.21 mi
8:27/mi
53:04
103217
15K· 9.32 mi
8:48/mi
1:20:23
5155
21K· 13.05 mi
8:59/mi
1:53:54
2037
25K· 15.53 mi
8:52/mi
2:15:57
35
30K· 18.64 mi
9:27/mi
2:45:19
5857
35K· 21.75 mi
9:57/mi
3:16:14
9892
40K· 24.85 mi
10:30/mi
3:48:52
3653
Finish· 26.22 mi
11:01/mi
4:03:54
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:53:548:44 /mi⚡ faster
2nd Half
2:10:009:52 /mi+14.1%
Positive split — 14.1% slower 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
26:488:383.11 mi26:48
8:38
-
10K
53:048:323.10 mi26:16
8:27
-0:11
15K
1:20:238:373.11 mi27:19
8:48
+0:21
21K
1:53:548:443.73 mi33:31
8:59
+0:11
25K
2:15:578:452.48 mi22:03
8:52
-0:07
30K
2:45:198:523.11 mi29:22
9:27
+0:35
35K
3:16:149:013.11 mi30:55
9:57
+0:30
40K
3:48:529:123.10 mi32:38
10:30
+0:33
Finish(26.22 mi)
4:03:549:191.37 mi15:02
11:01
+0:31
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:27 /mi

Average Pace

9:19 /mi

Slowest Pace

11:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

26:16

11% of race

Time at Steady Pace

1:49:41

45% of race

Time at Slower Pace

1:47:57

44% of race

Average Pace: 9:18 /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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi28522273584437347297
10K3.10 mi3343-4912649-37670-123899307388
15K3.11 mi3618-2752866-21779-94437347297
21K3.73 mi3854-2363042-17683-446753619102
25K2.48 mi3988-1343132-9086-350733820114
30K3.11 mi4089-1013171-3990-450263720113
35K3.11 mi4354-2653324-15398-856703977133
40K3.10 mi4626-2723461-137109-1159263967137
Finish(26.22 mi)1.37 mi4785-1593543-82112-375964927176

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 28%
×18story building
+279ft-164ft

Overall

4437

Males

3472

M55-59

3472

5K→10K

3.1 - 6.2 mi

Top 25%
×11story building
+103ft-217ft

Overall

3899

Males

3073

M55-59

3073

10K→15K

6.2 - 9.3 mi

Top 28%
×3story building
+51ft-55ft

Overall

4437

Males

3472

M55-59

3472

15K→21K

9.3 - 13.1 mi

Top 29%
×1story
+20ft-37ft

Overall

4675

Males

3619

M55-59

3619

21K→25K

13.1 - 15.5 mi

Top 32%
×2story building
+35ft-8ft

Overall

5073

Males

3820

M55-59

3820

25K→30K

15.5 - 18.6 mi

Top 32%
×2story building
+58ft-57ft

Overall

5026

Males

3720

M55-59

3720

30K→35K

18.6 - 21.8 mi

Top 36%
×2story building
+98ft-92ft

Overall

5670

Males

3977

M55-59

3977

35K→40K

21.8 - 24.9 mi

Top 37%
×2story building
+36ft-53ft

Overall

5926

Males

3967

M55-59

3967

40K→Finish

24.9 - 26.2 mi

Top 48%
×5story building
+80ft-24ft

Overall

7596

Males

4927

M55-59

4927

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#2852
5K10K
51120*-491
#2852 #3343
10K15K
30833*-275
#3343 #3618
15K21K
28549*-236
#3618 #3854
21K25K
19965*-134
#3854 #3988
25K30K
212111*-101
#3988 #4089
30K35K
36499*-265
#4089 #4354
35K40K
37098*-272
#4354 #4626
40KFinish
17718*-159
#4626 #4785
TOTALS
2426493*-1933
#2852 #4785

* 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