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MARINE CORPS MARATHON 2025

Ellie Sams

South Boston, MA

Bib: 9601 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 12%
Gender (Female)
#0 / 12338
Top 6%
Division (F20-24)
#0 / 1404
Top 11%
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
8:48/mi
27:19
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:03/mi
52:21
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:22/mi
1:18:21
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:15/mi
1:49:06
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:07/mi
2:09:16
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:32/mi
2:35:46
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:39/mi
3:02:39
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:49/mi
3:30:03
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:40/mi
3:41:52
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time1:49:06
Pace8:22 /mi
2nd Half
Distance13.17 mi
Time1:52:46
Pace8:34 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:49:4827:198:4827:19
8:48
-
10K
6.21 mi08:14:5052:218:2525:02
8:03
-0:45
15K
9.32 mi08:40:501:18:218:2426:00
8:22
+0:19
21K
13.05 mi09:11:351:49:068:2230:45
8:15
-0:07
25K
15.53 mi09:31:452:09:168:1920:10
8:07
-0:08
30K
18.64 mi09:58:152:35:468:2126:30
8:32
+0:25
35K
21.75 mi10:25:083:02:398:2426:53
8:39
+0:07
40K
24.85 mi10:52:323:30:038:2727:24
8:49
+0:10
Finish
26.22 mi11:04:213:41:528:2811:49
8:40
-0:09

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

8:03 /mi

Average Pace

8:28 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:57

46% of race

Time at Steady Pace

1:59:55

54% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi07:49:4827:198:4827:19
8:48
#4513
10K
6.21 mi08:14:5052:218:2525:02
8:03
#4286
15K
9.32 mi08:40:501:18:218:2426:00
8:22
#4487
21K
13.05 mi09:11:351:49:068:2230:45
8:15
#4213
25K
15.53 mi09:31:452:09:168:1920:10
8:07
#4137
30K
18.64 mi09:58:152:35:468:2126:30
8:32
#4027
35K
21.75 mi10:25:083:02:398:2426:53
8:39
#3851
40K
24.85 mi10:52:323:30:038:2727:24
8:49
#3655
Finish
26.22 mi11:04:213:41:528:2811:49
8:40
#3548
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi45139241695096(Top 17%)1075(Top 9%)201(Top 14%)
10K6.21 mi3.10 mi4286+227854+70160+94135(Top 14%)804(Top 7%)153(Top 11%)
15K9.32 mi3.11 mi4487-201905-51169-95096(Top 17%)1075(Top 9%)201(Top 14%)
21K13.05 mi3.73 mi4213+274834+71155+143797(Top 13%)735(Top 6%)140(Top 10%)
25K15.53 mi2.48 mi4137+76832+2157-23992(Top 13%)834(Top 7%)161(Top 11%)
30K18.64 mi3.11 mi4027+110827+5154+34000(Top 13%)886(Top 7%)172(Top 12%)
35K21.75 mi3.11 mi3851+176818+9156-23679(Top 12%)885(Top 7%)184(Top 13%)
40K24.85 mi3.10 mi3655+196789+29155+13510(Top 12%)920(Top 7%)192(Top 14%)
Finish26.22 mi1.37 mi3548+107782+7152+33147(Top 10%)823(Top 7%)180(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×18story building
+279ft-164ft

Overall

5096

Females

1075

F20-24

1075

5K→10K

3.1 - 6.2 mi

Top 14%
×11story building
+103ft-217ft

Overall

4135

Females

804

F20-24

804

10K→15K

6.2 - 9.3 mi

Top 17%
×3story building
+51ft-55ft

Overall

5096

Females

1075

F20-24

1075

15K→21K

9.3 - 13.1 mi

Top 13%
×1story
+20ft-37ft

Overall

3797

Females

735

F20-24

735

21K→25K

13.1 - 15.5 mi

Top 13%
×2story building
+35ft-8ft

Overall

3992

Females

834

F20-24

834

25K→30K

15.5 - 18.6 mi

Top 13%
×2story building
+58ft-57ft

Overall

4000

Females

886

F20-24

886

30K→35K

18.6 - 21.8 mi

Top 12%
×2story building
+98ft-92ft

Overall

3679

Females

885

F20-24

885

35K→40K

21.8 - 24.9 mi

Top 12%
×2story building
+36ft-53ft

Overall

3510

Females

920

F20-24

920

40K→Finish

24.9 - 26.2 mi

Top 10%
×5story building
+80ft-24ft

Overall

3147

Females

823

F20-24

823

Passing Analysis

Category:
Athletes Passed
1612*
Passed By
647
Net Change
+965
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4513
5K → 10K317*90+227#4513#4286
10K → 15K54*255-201#4286#4487
15K → 21K301*27+274#4487#4213
21K → 25K12650+76#4213#4137
25K → 30K186*76+110#4137#4027
30K → 35K235*59+176#4027#3851
35K → 40K264*68+196#3851#3655
40K → Finish129*22+107#3655#3548
TOTALS1612*647+965

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

📊

Passing Visuals

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