David Natonski

Mc Lean, VA

Bib: 24544 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Top 29%
Gender (Male)
#0 / 9934
Top 35%
Masters (Masters Men)
#0 / 4070
Top 25%
Division (M40-44)
#0 / 1238
Top 33%
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
9:07/mi
28:20
279164
10K· 6.21 mi
8:30/mi
54:44
103217
15K· 9.32 mi
8:51/mi
1:22:13
5155
21K· 13.05 mi
8:52/mi
1:55:17
2037
25K· 15.53 mi
8:35/mi
2:16:37
35
30K· 18.64 mi
9:35/mi
2:46:22
5857
35K· 21.75 mi
9:50/mi
3:16:55
9892
40K· 24.85 mi
10:28/mi
3:49:25
3653
Finish· 26.22 mi
8:49/mi
4:01:26
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:55:178:50 /mi⚡ faster
2nd Half
2:06:099:35 /mi+9.4%
Positive split — 9.4% 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
28:209:073.11 mi28:20
9:07
-
10K
54:448:493.10 mi26:24
8:30
-0:37
15K
1:22:138:493.11 mi27:29
8:51
+0:21
21K
1:55:178:503.73 mi33:04
8:52
+0:01
25K
2:16:378:482.48 mi21:20
8:35
-0:17
30K
2:46:228:553.11 mi29:45
9:35
+1:00
35K
3:16:559:033.11 mi30:33
9:50
+0:15
40K
3:49:259:143.10 mi32:30
10:28
+0:38
Finish(26.22 mi)
4:01:269:131.37 mi12:01
8:49
-1:39
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:30 /mi

Average Pace

9:13 /mi

Slowest Pace

10:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

26:24

11% of race

Time at Steady Pace

2:02:14

51% of race

Time at Slower Pace

1:32:48

38% of race

Average Pace: 9:12 /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 mi4519351842646533617420
10K3.10 mi4244+2753335+183407+1940573194379
15K3.11 mi4310-663383-48408-146533617420
21K3.73 mi4242+683326+57395+1341443252376
25K2.48 mi4131+1113231+95386+939243044361
30K3.11 mi4276-1453304-73398-1253523942475
35K3.11 mi4469-1933402-98411-1354143821460
40K3.10 mi4683-2143497-95423-1258323910464
Finish(26.22 mi)1.37 mi4526+1573381+116402+2124811815211

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

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

Overall

4653

Males

3617

M40-44

3617

5K→10K

3.1 - 6.2 mi

Top 26%
×11story building
+103ft-217ft

Overall

4057

Males

3194

M40-44

3194

10K→15K

6.2 - 9.3 mi

Top 29%
×3story building
+51ft-55ft

Overall

4653

Males

3617

M40-44

3617

15K→21K

9.3 - 13.1 mi

Top 26%
×1story
+20ft-37ft

Overall

4144

Males

3252

M40-44

3252

21K→25K

13.1 - 15.5 mi

Top 25%
×2story building
+35ft-8ft

Overall

3924

Males

3044

M40-44

3044

25K→30K

15.5 - 18.6 mi

Top 34%
×2story building
+58ft-57ft

Overall

5352

Males

3942

M40-44

3942

30K→35K

18.6 - 21.8 mi

Top 34%
×2story building
+98ft-92ft

Overall

5414

Males

3821

M40-44

3821

35K→40K

21.8 - 24.9 mi

Top 37%
×2story building
+36ft-53ft

Overall

5832

Males

3910

M40-44

3910

40K→Finish

24.9 - 26.2 mi

Top 16%
×5story building
+80ft-24ft

Overall

2481

Males

1815

M40-44

1815

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#4519
5K10K
78353*+275
#4519 #4244
10K15K
15892*-66
#4244 #4310
15K21K
81149*+68
#4310 #4242
21K25K
38149*+111
#4242 #4131
25K30K
255110*-145
#4131 #4276
30K35K
321128*-193
#4276 #4469
35K40K
320106*-214
#4469 #4683
40KFinish
10167*+157
#4683 #4526
TOTALS
12611254*-7
#4519 #4526

* 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