Tom Rockwood

Ashburn, VA

Bib: 4967 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Top 31%
Gender (Male)
#0 / 9934
Top 37%
Masters (Masters Men)
#0 / 4070
Top 27%
Division (M40-44)
#0 / 1238
Top 36%
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
9:26/mi
29:18
279164
10K· 6.21 mi
9:13/mi
57:57
103217
15K· 9.32 mi
9:03/mi
1:26:03
5155
21K· 13.05 mi
9:54/mi
2:02:56
2037
25K· 15.53 mi
8:43/mi
2:24:37
35
30K· 18.64 mi
9:23/mi
2:53:46
5857
35K· 21.75 mi
9:17/mi
3:22:38
9892
40K· 24.85 mi
9:28/mi
3:52:04
3653
Finish· 26.22 mi
9:32/mi
4:05:04
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:02:569:25 /mi⚖️ balanced
2nd Half
2:02:089:16 /mi⚖️ balanced
Even split — consistent pacing between halves
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
57:579:203.10 mi28:39
9:13
-0:13
15K
1:26:039:143.11 mi28:06
9:03
-0:10
21K
2:02:569:253.73 mi36:53
9:54
+0:51
25K
2:24:379:192.48 mi21:41
8:43
-1:11
30K
2:53:469:193.11 mi29:09
9:23
+0:40
35K
3:22:389:193.11 mi28:52
9:17
-0:06
40K
3:52:049:203.10 mi29:26
9:28
+0:11
Finish(26.22 mi)
4:05:049:211.37 mi13:00
9:32
+0:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:43 /mi

Average Pace

9:21 /mi

Slowest Pace

9:54 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:28:11

85% of race

Time at Steady Pace

36:53

15% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:21 /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 mi5733435751553594113488
10K3.10 mi6265-5324715-358567-5268735115613
15K3.11 mi5988+2774533+182539+2853594113488
21K3.73 mi6488-5004855-322581-4277915628678
25K2.48 mi6113+3754586+269550+3144943434420
30K3.11 mi5761+3524310+276519+3148123585427
35K3.11 mi5376+3853990+320478+4141813056373
40K3.10 mi5003+3733692+298448+3036752599316
Finish(26.22 mi)1.37 mi4887+1163602+90437+1140392820329

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×18story building
+279ft-164ft

Overall

5359

Males

4113

M40-44

4113

5K→10K

3.1 - 6.2 mi

Top 43%
×11story building
+103ft-217ft

Overall

6873

Males

5115

M40-44

5115

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+51ft-55ft

Overall

5359

Males

4113

M40-44

4113

15K→21K

9.3 - 13.1 mi

Top 49%
×1story
+20ft-37ft

Overall

7791

Males

5628

M40-44

5628

21K→25K

13.1 - 15.5 mi

Top 28%
×2story building
+35ft-8ft

Overall

4494

Males

3434

M40-44

3434

25K→30K

15.5 - 18.6 mi

Top 30%
×2story building
+58ft-57ft

Overall

4812

Males

3585

M40-44

3585

30K→35K

18.6 - 21.8 mi

Top 26%
×2story building
+98ft-92ft

Overall

4181

Males

3056

M40-44

3056

35K→40K

21.8 - 24.9 mi

Top 23%
×2story building
+36ft-53ft

Overall

3675

Males

2599

M40-44

2599

40K→Finish

24.9 - 26.2 mi

Top 25%
×5story building
+80ft-24ft

Overall

4039

Males

2820

M40-44

2820

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#5733
5K10K
57442*-532
#5733 #6265
10K15K
39316*+277
#6265 #5988
15K21K
55353*-500
#5988 #6488
21K25K
4379*+375
#6488 #6113
25K30K
32384*+352
#6113 #5761
30K35K
39424*+385
#5761 #5376
35K40K
35408*+373
#5376 #5003
40KFinish
16132*+116
#5003 #4887
TOTALS
12922138*+846
#5733 #4887

* 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