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MARINE CORPS MARATHON 2025

Alexandra Simonson

Alexandria, VA

Bib: 15969 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 19%
Gender (Female)
#0 / 12338
Top 12%
Division (F25-29)
#0 / 2322
Top 17%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
8:49/mi
27:25
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:15/mi
53:03
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:14/mi
1:18:38
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:18/mi
1:49:35
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:20/mi
2:10:17
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:57/mi
2:38:05
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:51/mi
3:08:40
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:10/mi
3:40:16
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:28/mi
3:54:33
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
1:49:358:24 /mi⚡ faster
2nd Half
2:04:579:29 /mi+14.0%
Positive split — 14.0% 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
27:258:493.11 mi27:25
8:49
-
10K
53:038:323.10 mi25:38
8:15
-0:34
15K
1:18:388:263.11 mi25:35
8:14
-0:01
21K
1:49:358:243.73 mi30:57
8:18
+0:04
25K
2:10:178:232.48 mi20:42
8:20
+0:02
30K
2:38:058:293.11 mi27:48
8:57
+0:37
35K
3:08:408:413.11 mi30:35
9:51
+0:54
40K
3:40:168:523.10 mi31:36
10:10
+0:19
Finish(26.22 mi)
3:54:338:571.37 mi14:17
10:28
+0:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:14 /mi

Average Pace

8:57 /mi

Slowest Pace

10:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:42:52

44% of race

Time at Steady Pace

55:13

24% of race

Time at Slower Pace

1:16:28

33% of race

Average Pace: 8:57 /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

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi46759802624474903237
10K6.21 mi3.10 mi4710-35974+6253+948771003257
15K9.32 mi3.11 mi4622+88948+26247+64474903237
21K13.05 mi3.73 mi4356+266883+65235+123947779211
25K15.53 mi2.48 mi4379-23905-22239-448581081289
30K18.64 mi3.11 mi4482-103966-61262-2357281429373
35K21.75 mi3.11 mi4983-5011157-191305-4385062670714
40K24.85 mi3.10 mi5373-3901339-182353-4883542876743
Finish26.22 mi1.37 mi5601-2281429-90383-3098383613955

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×18story building
+279ft-164ft

Overall

4474

Females

903

F25-29

903

5K→10K

3.1 - 6.2 mi

Top 16%
×11story building
+103ft-217ft

Overall

4877

Females

1003

F25-29

1003

10K→15K

6.2 - 9.3 mi

Top 15%
×3story building
+51ft-55ft

Overall

4474

Females

903

F25-29

903

15K→21K

9.3 - 13.1 mi

Top 13%
×1story
+20ft-37ft

Overall

3947

Females

779

F25-29

779

21K→25K

13.1 - 15.5 mi

Top 16%
×2story building
+35ft-8ft

Overall

4858

Females

1081

F25-29

1081

25K→30K

15.5 - 18.6 mi

Top 19%
×2story building
+58ft-57ft

Overall

5728

Females

1429

F25-29

1429

30K→35K

18.6 - 21.8 mi

Top 28%
×2story building
+98ft-92ft

Overall

8506

Females

2670

F25-29

2670

35K→40K

21.8 - 24.9 mi

Top 28%
×2story building
+36ft-53ft

Overall

8354

Females

2876

F25-29

2876

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

9838

Females

3613

F25-29

3613

Passing Analysis

Category:
Athletes Passed
1121*
Passed By
2047
Net Change
-926
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4675
5K → 10K190*225-35#4675#4710
10K → 15K173*85+88#4710#4622
15K → 21K309*43+266#4622#4356
21K → 25K83106-23#4356#4379
25K → 30K120*223-103#4379#4482
30K → 35K87*588-501#4482#4983
35K → 40K122*512-390#4983#5373
40K → Finish37*265-228#5373#5601
TOTALS1121*2047-926

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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