Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Jennifer Littlehales

Studio City, CA

Bib: 37951 F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F50-54)
#0 / 1155
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
12:56/mi
40:12
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:50/mi
1:16:59
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
12:04/mi
1:54:28
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
13:13/mi
2:43:44
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
15:42/mi
3:22:46
↑ 350.2%
30 ft elev
30K· 18.64 mi
16:07/mi
4:12:50
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
16:27/mi
5:03:58
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
16:18/mi
5:54:38
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
15:31/mi
6:15:48
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time2:43:44
Pace12:33 /mi
2nd Half
Distance13.17 mi
Time3:32:03
Pace16:06 /mi
📊Positive Split: 29.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:35:1340:1212:5640:12
12:56
-
10K
6.21 mi09:12:001:16:5912:2336:47
11:50
-1:06
15K
9.32 mi09:49:291:54:2812:1737:29
12:04
+0:14
21K
13.05 mi10:38:452:43:4412:3349:16
13:13
+1:09
25K
15.53 mi11:17:473:22:4613:0339:02
15:42
+2:29
30K
18.64 mi12:07:514:12:5013:3450:04
16:07
+0:25
35K
21.75 mi12:58:595:03:5813:5951:08
16:27
+0:20
40K
24.85 mi13:49:395:54:3814:1650:40
16:18
-0:09
Finish
26.22 mi14:10:496:15:4814:2121:10
15:31
-0:47

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

11:50 /mi

Average Pace

14:21 /mi

Slowest Pace

16:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:44

44% of race

Time at Steady Pace

2:40:56

43% of race

Time at Slower Pace

51:08

14% of race

Average Pace: 14:20 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi08:35:1340:1212:5640:12
12:56
#27402
10K
6.21 mi09:12:001:16:5912:2336:47
11:50
#26657
15K
9.32 mi09:49:291:54:2812:1737:29
12:04
#26160
21K
13.05 mi10:38:452:43:4412:3349:16
13:13
#26132
25K
15.53 mi11:17:473:22:4613:0339:02
15:42
#27166
30K
18.64 mi12:07:514:12:5013:3450:04
16:07
#27629
35K
21.75 mi12:58:595:03:5813:5951:08
16:27
#27883
40K
24.85 mi13:49:395:54:3814:1650:40
16:18
#27770
Finish
26.22 mi14:10:496:15:4814:2121:10
15:31
#27657
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi274021072488625167(Top 84%)9569(Top 78%)754(Top 66%)
10K6.21 mi3.10 mi26657+74510338+386844+4225898(Top 86%)9953(Top 81%)801(Top 71%)
15K9.32 mi3.11 mi26160+49710057+281808+3625167(Top 84%)9569(Top 78%)754(Top 66%)
21K13.05 mi3.73 mi26132+2810069-12814-626009(Top 87%)10127(Top 82%)846(Top 75%)
25K15.53 mi2.48 mi27166-103410705-636905-9129194(Top 97%)11942(Top 97%)1086(Top 96%)
30K18.64 mi3.11 mi27629-46311018-313941-3628590(Top 95%)11709(Top 95%)1046(Top 92%)
35K21.75 mi3.11 mi27883-25411198-180968-2728142(Top 94%)11586(Top 94%)1027(Top 91%)
40K24.85 mi3.10 mi27770+11311179+1996826771(Top 89%)11003(Top 89%)939(Top 83%)
Finish26.22 mi1.37 mi27657+11311136+43959+925463(Top 85%)10376(Top 84%)856(Top 75%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×18story building
+279ft-164ft

Overall

25167

Females

9569

F50-54

9569

5K→10K

3.1 - 6.2 mi

Top 86%
×11story building
+103ft-217ft

Overall

25898

Females

9953

F50-54

9953

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+51ft-55ft

Overall

25167

Females

9569

F50-54

9569

15K→21K

9.3 - 13.1 mi

Top 87%
×1story
+20ft-37ft

Overall

26009

Females

10127

F50-54

10127

21K→25K

13.1 - 15.5 mi

Top 97%
×2story building
+35ft-8ft

Overall

29194

Females

11942

F50-54

11942

25K→30K

15.5 - 18.6 mi

Top 95%
×2story building
+58ft-57ft

Overall

28590

Females

11709

F50-54

11709

30K→35K

18.6 - 21.8 mi

Top 94%
×2story building
+98ft-92ft

Overall

28142

Females

11586

F50-54

11586

35K→40K

21.8 - 24.9 mi

Top 89%
×2story building
+36ft-53ft

Overall

26771

Females

11003

F50-54

11003

40K→Finish

24.9 - 26.2 mi

Top 85%
×5story building
+80ft-24ft

Overall

25463

Females

10376

F50-54

10376

Passing Analysis

Category:
Athletes Passed
2520*
Passed By
2775
Net Change
-255
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27402
5K → 10K858*113+745#27402#26657
10K → 15K594*97+497#26657#26160
15K → 21K412*384+28#26160#26132
21K → 25K67*1101-1034#26132#27166
25K → 30K117*580-463#27166#27629
30K → 35K115*369-254#27629#27883
35K → 40K220*107+113#27883#27770
40K → Finish137*24+113#27770#27657
TOTALS2520*2775-255

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions