Brittany Trail

Rockville, MD

Bib: 15152 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 31%
Gender (Female)
#0 / 12338
Top 22%
Masters (Masters Women)
#0 / 5451
Top 14%
Division (F40-44)
#0 / 1527
Top 21%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:58/mi
30:58
279164
10K· 6.21 mi
9:05/mi
59:11
103217
15K· 9.32 mi
9:25/mi
1:28:25
5155
21K· 13.05 mi
9:33/mi
2:04:02
2037
25K· 15.53 mi
9:16/mi
2:27:04
35
30K· 18.64 mi
9:41/mi
2:57:10
5857
35K· 21.75 mi
9:53/mi
3:27:53
9892
40K· 24.85 mi
10:22/mi
4:00:04
3653
Finish· 26.22 mi
10:09/mi
4:13:55
8024
Course Elevation
3237 ft
×20story building
764 ft climb · 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:04:029:30 /mi⚡ faster
2nd Half
2:09:539:52 /mi+4.7%
Positive split — 4.7% 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
30:589:583.11 mi30:58
9:58
-
10K
59:119:313.10 mi28:13
9:05
-0:53
15K
1:28:259:293.11 mi29:14
9:25
+0:20
21K
2:04:029:303.73 mi35:37
9:33
+0:08
25K
2:27:049:282.48 mi23:02
9:16
-0:17
30K
2:57:109:303.11 mi30:06
9:41
+0:25
35K
3:27:539:343.11 mi30:43
9:53
+0:12
40K
4:00:049:403.10 mi32:11
10:22
+0:29
Finish(26.22 mi)
4:13:559:411.37 mi13:51
10:09
-0:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:05 /mi

Average Pace

9:41 /mi

Slowest Pace

10:22 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:27:53

82% of race

Time at Steady Pace

46:02

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:41 /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. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi114233268375114743280373
10K3.10 mi10732+6912979+289340+35100332705315
15K3.11 mi10900-1683044-65346-6114743280373
21K3.73 mi10843+573024+20349-3109323075360
25K2.48 mi10567+2762953+71340+9100522852318
30K3.11 mi10199+3682853+100326+1492112700306
35K3.11 mi9701+4982763+90316+1086742732302
40K3.10 mi9345+3562762+131690383167356
Finish(26.22 mi)1.37 mi9208+1372744+18317-185583033330

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×18story building
+279ft-164ft

Overall

11474

Females

3280

F40-44

3280

5K→10K

3.1 - 6.2 mi

Top 33%
×11story building
+103ft-217ft

Overall

10033

Females

2705

F40-44

2705

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+51ft-55ft

Overall

11474

Females

3280

F40-44

3280

15K→21K

9.3 - 13.1 mi

Top 36%
×1story
+20ft-37ft

Overall

10932

Females

3075

F40-44

3075

21K→25K

13.1 - 15.5 mi

Top 33%
×2story building
+35ft-8ft

Overall

10052

Females

2852

F40-44

2852

25K→30K

15.5 - 18.6 mi

Top 31%
×2story building
+58ft-57ft

Overall

9211

Females

2700

F40-44

2700

30K→35K

18.6 - 21.8 mi

Top 29%
×2story building
+98ft-92ft

Overall

8674

Females

2732

F40-44

2732

35K→40K

21.8 - 24.9 mi

Top 30%
×2story building
+36ft-53ft

Overall

9038

Females

3167

F40-44

3167

40K→Finish

24.9 - 26.2 mi

Top 28%
×5story building
+80ft-24ft

Overall

8558

Females

3033

F40-44

3033

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#11423
5K10K
103794*+691
#11423 #10732
10K15K
336168*-168
#10732 #10900
15K21K
235292*+57
#10900 #10843
21K25K
79355*+276
#10843 #10567
25K30K
107475*+368
#10567 #10199
30K35K
97595*+498
#10199 #9701
35K40K
140496*+356
#9701 #9345
40KFinish
49186*+137
#9345 #9208
TOTALS
11463361*+2215
#11423 #9208

* 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