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MARINE CORPS MARATHON 2025

Kristen Porter

Summerville, SC

Bib: 4191 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 39%
Gender (Female)
#0 / 12338
Top 30%
Division (F35-39)
#0 / 1413
Top 30%
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
9:15/mi
28:45
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:46/mi
55:59
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:05/mi
1:24:13
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:09/mi
2:02:03
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:46/mi
2:26:20
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:36/mi
2:59:16
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:43/mi
3:35:39
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:17/mi
4:10:42
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:24/mi
4:26:15
↑ 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
Time2:02:03
Pace9:21 /mi
2nd Half
Distance13.17 mi
Time2:24:12
Pace10:57 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:52:5728:459:1528:45
9:15
-
10K
6.21 mi08:20:1155:599:0127:14
8:46
-0:29
15K
9.32 mi08:48:251:24:139:0228:14
9:05
+0:19
21K
13.05 mi09:26:152:02:039:2137:50
10:09
+1:04
25K
15.53 mi09:50:322:26:209:2524:17
9:46
-0:23
30K
18.64 mi10:23:282:59:169:3732:56
10:36
+0:50
35K
21.75 mi10:59:513:35:399:5536:23
11:43
+1:07
40K
24.85 mi11:34:544:10:4210:0535:03
11:17
-0:26
Finish
26.22 mi11:50:274:26:1510:1015:33
11:24
+0:07

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

8:46 /mi

Average Pace

10:10 /mi

Slowest Pace

11:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:24:13

32% of race

Time at Steady Pace

1:35:03

36% of race

Time at Slower Pace

1:26:59

33% of race

Average Pace: 10:09 /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 mi07:52:5728:459:1528:45
9:15
#7052
10K
6.21 mi08:20:1155:599:0127:14
8:46
#7403
15K
9.32 mi08:48:251:24:139:0228:14
9:05
#8127
21K
13.05 mi09:26:152:02:039:2137:50
10:09
#10004
25K
15.53 mi09:50:322:26:209:2524:17
9:46
#10346
30K
18.64 mi10:23:282:59:169:3732:56
10:36
#10727
35K
21.75 mi10:59:513:35:399:5536:23
11:43
#11493
40K
24.85 mi11:34:544:10:4210:0535:03
11:17
#11542
Finish
26.22 mi11:50:274:26:1510:1015:33
11:24
#11632
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi705217042149667(Top 32%)2591(Top 21%)302(Top 22%)
10K6.21 mi3.10 mi7403-3511806-102220-67837(Top 26%)1942(Top 16%)231(Top 17%)
15K9.32 mi3.11 mi8127-7242052-246244-249667(Top 32%)2591(Top 21%)302(Top 22%)
21K13.05 mi3.73 mi10004-18772708-656314-7013966(Top 46%)4347(Top 35%)507(Top 36%)
25K15.53 mi2.48 mi10346-3422867-159334-2012492(Top 42%)3892(Top 32%)439(Top 31%)
30K18.64 mi3.11 mi10727-3813071-204358-2413083(Top 44%)4355(Top 35%)478(Top 34%)
35K21.75 mi3.11 mi11493-7663514-443409-5115740(Top 52%)5937(Top 48%)665(Top 48%)
40K24.85 mi3.10 mi11542-493656-142416-712582(Top 42%)4789(Top 39%)525(Top 38%)
Finish26.22 mi1.37 mi11632-903742-86426-1013538(Top 45%)5243(Top 42%)585(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×18story building
+279ft-164ft

Overall

9667

Females

2591

F35-39

2591

5K→10K

3.1 - 6.2 mi

Top 26%
×11story building
+103ft-217ft

Overall

7837

Females

1942

F35-39

1942

10K→15K

6.2 - 9.3 mi

Top 32%
×3story building
+51ft-55ft

Overall

9667

Females

2591

F35-39

2591

15K→21K

9.3 - 13.1 mi

Top 46%
×1story
+20ft-37ft

Overall

13966

Females

4347

F35-39

4347

21K→25K

13.1 - 15.5 mi

Top 42%
×2story building
+35ft-8ft

Overall

12492

Females

3892

F35-39

3892

25K→30K

15.5 - 18.6 mi

Top 44%
×2story building
+58ft-57ft

Overall

13083

Females

4355

F35-39

4355

30K→35K

18.6 - 21.8 mi

Top 52%
×2story building
+98ft-92ft

Overall

15740

Females

5937

F35-39

5937

35K→40K

21.8 - 24.9 mi

Top 42%
×2story building
+36ft-53ft

Overall

12582

Females

4789

F35-39

4789

40K→Finish

24.9 - 26.2 mi

Top 45%
×5story building
+80ft-24ft

Overall

13538

Females

5243

F35-39

5243

Passing Analysis

Category:
Athletes Passed
1126*
Passed By
5706
Net Change
-4580
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7052
5K → 10K161*512-351#7052#7403
10K → 15K56*780-724#7403#8127
15K → 21K27*1904-1877#8127#10004
21K → 25K142*484-342#10004#10346
25K → 30K167*548-381#10346#10727
30K → 35K163*929-766#10727#11493
35K → 40K318*367-49#11493#11542
40K → Finish92*182-90#11542#11632
TOTALS1126*5706-4580

* 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