Sjon Mulder

Rockville, MD

Bib: 4540 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Top 16%
Gender (Male)
#0 / 9934
Top 20%
Masters (Masters Men)
#0 / 4070
Top 13%
Division (M45-49)
#0 / 933
Top 15%
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
8:41/mi
26:59
279164
10K· 6.21 mi
8:20/mi
52:52
103217
15K· 9.32 mi
8:29/mi
1:19:12
5155
21K· 13.05 mi
8:33/mi
1:51:04
2037
25K· 15.53 mi
8:09/mi
2:11:19
35
30K· 18.64 mi
8:33/mi
2:37:53
5857
35K· 21.75 mi
8:41/mi
3:04:51
9892
40K· 24.85 mi
8:41/mi
3:31:49
3653
Finish· 26.22 mi
8:52/mi
3:43:54
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:51:048:31 /mi⚡ faster
2nd Half
1:52:508:34 /mi+1.6%
Positive split — 1.6% 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
26:598:413.11 mi26:59
8:41
-
10K
52:528:303.10 mi25:53
8:20
-0:21
15K
1:19:128:303.11 mi26:20
8:29
+0:09
21K
1:51:048:313.73 mi31:52
8:33
+0:04
25K
2:11:198:272.48 mi20:15
8:09
-0:24
30K
2:37:538:283.11 mi26:34
8:33
+0:24
35K
3:04:518:303.11 mi26:58
8:41
+0:08
40K
3:31:498:313.10 mi26:58
8:41
0:00
Finish(26.22 mi)
3:43:548:331.37 mi12:05
8:52
+0:11
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

8:09 /mi

Average Pace

8:33 /mi

Slowest Pace

8:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:10:54

58% of race

Time at Steady Pace

1:33:00

42% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:32 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3107246817031832542184
10K3.10 mi3220-1132554-86181-1133682693197
15K3.11 mi3136+842503+51176+531832542184
21K3.73 mi3104+322481+2217630962482183
25K2.48 mi2991+1132391+90169+726312111142
30K3.11 mi2811+1802248+143159+1024571949127
35K3.11 mi2676+1352123+125150+926722019140
40K3.10 mi2514+1621980+143137+1320411530106
Finish(26.22 mi)1.37 mi2482+321943+3713725631866118

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×18story building
+279ft-164ft

Overall

3183

Males

2542

M45-49

2542

5K→10K

3.1 - 6.2 mi

Top 21%
×11story building
+103ft-217ft

Overall

3368

Males

2693

M45-49

2693

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+51ft-55ft

Overall

3183

Males

2542

M45-49

2542

15K→21K

9.3 - 13.1 mi

Top 19%
×1story
+20ft-37ft

Overall

3096

Males

2482

M45-49

2482

21K→25K

13.1 - 15.5 mi

Top 17%
×2story building
+35ft-8ft

Overall

2631

Males

2111

M45-49

2111

25K→30K

15.5 - 18.6 mi

Top 15%
×2story building
+58ft-57ft

Overall

2457

Males

1949

M45-49

1949

30K→35K

18.6 - 21.8 mi

Top 17%
×2story building
+98ft-92ft

Overall

2672

Males

2019

M45-49

2019

35K→40K

21.8 - 24.9 mi

Top 13%
×2story building
+36ft-53ft

Overall

2041

Males

1530

M45-49

1530

40K→Finish

24.9 - 26.2 mi

Top 16%
×5story building
+80ft-24ft

Overall

2563

Males

1866

M45-49

1866

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#3107
5K10K
20188*-113
#3107 #3220
10K15K
85169*+84
#3220 #3136
15K21K
70102*+32
#3136 #3104
21K25K
18131*+113
#3104 #2991
25K30K
20200*+180
#2991 #2811
30K35K
53188*+135
#2811 #2676
35K40K
42204*+162
#2676 #2514
40KFinish
3163*+32
#2514 #2482
TOTALS
5201145*+625
#3107 #2482

* 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