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MARINE CORPS MARATHON 2025

Crystal Nason

Yulee, FL

Bib: 35747 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F40-44)
#0 / 1527
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
12:59/mi
40:20
↑ 279↓ 164
10K· 6.21 mi
12:37/mi
1:19:33
↑ 103↓ 217
15K· 9.32 mi
12:37/mi
1:58:44
↑ 51↓ 55
21K· 13.05 mi
14:27/mi
2:52:38
↑ 20↓ 37
25K· 15.53 mi
14:32/mi
3:28:45
↑ 35
30K· 18.64 mi
15:42/mi
4:17:31
↑ 58↓ 57
35K· 21.75 mi
17:25/mi
5:11:38
↑ 98↓ 92
40K· 24.85 mi
18:32/mi
6:09:12
↑ 36↓ 53
Finish· 26.22 mi
18:09/mi
6:33:57
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:52:3813:14 /mi⚡ faster
2nd Half
3:41:1916:48 /mi+28.2%
Positive split — 28.2% 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
40:2012:593.11 mi40:20
12:59
-
10K
1:19:3312:483.10 mi39:13
12:37
-0:22
15K
1:58:4412:443.11 mi39:11
12:37
0:00
21K
2:52:3813:143.73 mi53:54
14:27
+1:50
25K
3:28:4513:262.48 mi36:07
14:32
+0:05
30K
4:17:3113:493.11 mi48:46
15:42
+1:10
35K
5:11:3814:203.11 mi54:07
17:25
+1:43
40K
6:09:1214:513.10 mi57:34
18:32
+1:07
Finish(26.22 mi)
6:33:5715:021.37 mi24:45
18:09
-0:23
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:37 /mi

Average Pace

15:02 /mi

Slowest Pace

18:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:58:44

30% of race

Time at Steady Pace

1:30:01

23% of race

Time at Slower Pace

3:05:12

47% of race

Average Pace: 15:01 /mi

Loading chart...
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 mi2755010806127626828104391240
10K3.10 mi27916-36611017-2111314-3828152111621344
15K3.11 mi27547+36910814+2031286+2826828104391240
21K3.73 mi28018-47111118-3041346-6028467114501395
25K2.48 mi28069-5111200-821360-1427919113421388
30K3.11 mi28213-14411313-1131377-1728105114841391
35K3.11 mi28506-29311513-2001399-2229099119761470
40K3.10 mi28713-20711654-1411419-2028998119291452
Finish(26.22 mi)1.37 mi28728-1511675-211423-428538117201431

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×18story building
+279ft-164ft

Overall

26828

Females

10439

F40-44

10439

5K→10K

3.1 - 6.2 mi

Top 94%
×11story building
+103ft-217ft

Overall

28152

Females

11162

F40-44

11162

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+51ft-55ft

Overall

26828

Females

10439

F40-44

10439

15K→21K

9.3 - 13.1 mi

Top 95%
×1story
+20ft-37ft

Overall

28467

Females

11450

F40-44

11450

21K→25K

13.1 - 15.5 mi

Top 93%
×2story building
+35ft-8ft

Overall

27919

Females

11342

F40-44

11342

25K→30K

15.5 - 18.6 mi

Top 94%
×2story building
+58ft-57ft

Overall

28105

Females

11484

F40-44

11484

30K→35K

18.6 - 21.8 mi

Top 97%
×2story building
+98ft-92ft

Overall

29099

Females

11976

F40-44

11976

35K→40K

21.8 - 24.9 mi

Top 97%
×2story building
+36ft-53ft

Overall

28998

Females

11929

F40-44

11929

40K→Finish

24.9 - 26.2 mi

Top 95%
×5story building
+80ft-24ft

Overall

28538

Females

11720

F40-44

11720

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#27550
5K → 10K
541175*-366
#27550 → #27916
10K → 15K
103472*+369
#27916 → #27547
15K → 21K
651180*-471
#27547 → #28018
21K → 25K
215164*-51
#28018 → #28069
25K → 30K
300156*-144
#28069 → #28213
30K → 35K
36572*-293
#28213 → #28506
35K → 40K
28376*-207
#28506 → #28713
40K → Finish
5742*-15
#28713 → #28728
TOTALS
25151337*-1178
#27550 → #28728

* 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