John Brown IV

Falls Church, VA

Bib: 23418 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Gender (Male)
#0 / 9934
Masters (Masters Men)
#0 / 4070
Division (M45-49)
#0 / 933
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
10:41/mi
33:12
279164
10K· 6.21 mi
10:32/mi
1:05:54
103217
15K· 9.32 mi
10:51/mi
1:39:37
5155
21K· 13.05 mi
10:52/mi
2:20:09
2037
25K· 15.53 mi
11:50/mi
2:49:34
35
30K· 18.64 mi
12:41/mi
3:28:57
5857
35K· 21.75 mi
12:35/mi
4:08:04
9892
40K· 24.85 mi
12:59/mi
4:48:23
3653
Finish· 26.22 mi
12:26/mi
5:05:21
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:20:0910:44 /mi⚡ faster
2nd Half
2:45:1212:33 /mi+17.9%
Positive split — 17.9% slower 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
33:1210:413.11 mi33:12
10:41
-
10K
1:05:5410:363.10 mi32:42
10:32
-0:09
15K
1:39:3710:413.11 mi33:43
10:51
+0:19
21K
2:20:0910:443.73 mi40:32
10:52
+0:01
25K
2:49:3410:552.48 mi29:25
11:50
+0:58
30K
3:28:5711:133.11 mi39:23
12:41
+0:51
35K
4:08:0411:243.11 mi39:07
12:35
-0:06
40K
4:48:2311:363.10 mi40:19
12:59
+0:24
Finish(26.22 mi)
5:05:2111:391.37 mi16:58
12:26
-0:33
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:32 /mi

Average Pace

11:39 /mi

Slowest Pace

12:59 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:20:09

46% of race

Time at Steady Pace

29:25

10% of race

Time at Slower Pace

2:15:47

44% of race

Average Pace: 11:39 /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 mi103547193615116177884685
10K3.10 mi11054-7007609-416666-51116607936694
15K3.11 mi11207-1537675-66666116177884685
21K3.73 mi11004+2037551+124650+16107787390638
25K2.48 mi11375-3717717-166676-26126618207738
30K3.11 mi11567-1927752-35684-8121527841697
35K3.11 mi11499+687659+93678+6111687145632
40K3.10 mi11451+487567+92666+12109796958624
Finish(26.22 mi)1.37 mi11396+557530+37663+3107146769591

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×18story building
+279ft-164ft

Overall

11617

Males

7884

M45-49

7884

5K→10K

3.1 - 6.2 mi

Top 73%
×11story building
+103ft-217ft

Overall

11660

Males

7936

M45-49

7936

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+51ft-55ft

Overall

11617

Males

7884

M45-49

7884

15K→21K

9.3 - 13.1 mi

Top 68%
×1story
+20ft-37ft

Overall

10778

Males

7390

M45-49

7390

21K→25K

13.1 - 15.5 mi

Top 80%
×2story building
+35ft-8ft

Overall

12661

Males

8207

M45-49

8207

25K→30K

15.5 - 18.6 mi

Top 76%
×2story building
+58ft-57ft

Overall

12152

Males

7841

M45-49

7841

30K→35K

18.6 - 21.8 mi

Top 70%
×2story building
+98ft-92ft

Overall

11168

Males

7145

M45-49

7145

35K→40K

21.8 - 24.9 mi

Top 69%
×2story building
+36ft-53ft

Overall

10979

Males

6958

M45-49

6958

40K→Finish

24.9 - 26.2 mi

Top 67%
×5story building
+80ft-24ft

Overall

10714

Males

6769

M45-49

6769

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#10354
5K10K
74949*-700
#10354 #11054
10K15K
334181*-153
#11054 #11207
15K21K
118321*+203
#11207 #11004
21K25K
477106*-371
#11004 #11375
25K30K
362170*-192
#11375 #11567
30K35K
200268*+68
#11567 #11499
35K40K
146194*+48
#11499 #11451
40KFinish
3489*+55
#11451 #11396
TOTALS
24201378*-1042
#10354 #11396

* 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