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MARINE CORPS MARATHON 2025

Kristin Donlin

Fairfax, VA

Bib: 4777 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 8%
Gender (Female)
#0 / 12338
Top 4%
Masters (Masters Women)
#0 / 5451
Top 1%
Division (F40-44)
#0 / 1527
Top 3%
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
8:55/mi
27:42
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:03/mi
52:44
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:53/mi
1:17:15
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:05/mi
1:47:25
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:42/mi
2:06:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:54/mi
2:31:08
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:45/mi
2:55:14
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:54/mi
3:19:48
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:57/mi
3:30:39
↑ 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 21K
Distance13.05 mi
Time1:47:25
Pace8:14 /mi
2nd Half✓ Faster
Distance13.17 mi
Time1:43:14
Pace7:50 /mi
📊Negative Split: 3.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:50:0627:428:5527:42
8:55
-
10K
6.21 mi08:15:0852:448:2925:02
8:03
-0:52
15K
9.32 mi08:39:391:17:158:1724:31
7:53
-0:10
21K
13.05 mi09:09:491:47:258:1430:10
8:05
+0:12
25K
15.53 mi09:28:582:06:348:0919:09
7:42
-0:23
30K
18.64 mi09:53:322:31:088:0624:34
7:54
+0:12
35K
21.75 mi10:17:382:55:148:0324:06
7:45
-0:09
40K
24.85 mi10:42:123:19:488:0224:34
7:54
+0:09
Finish
26.22 mi10:53:033:30:398:0210:51
7:57
+0:03

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

7:42 /mi

Average Pace

8:02 /mi

Slowest Pace

8:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:57

87% of race

Time at Steady Pace

27:42

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi07:50:0627:428:5527:42
8:55
#5121
10K
6.21 mi08:15:0852:448:2925:02
8:03
#4538
15K
9.32 mi08:39:391:17:158:1724:31
7:53
#4013
21K
13.05 mi09:09:491:47:258:1430:10
8:05
#3763
25K
15.53 mi09:28:582:06:348:0919:09
7:42
#3522
30K
18.64 mi09:53:322:31:088:0624:34
7:54
#3165
35K
21.75 mi10:17:382:55:148:0324:06
7:45
#2733
40K
24.85 mi10:42:123:19:488:0224:34
7:54
#2398
Finish
26.22 mi10:53:033:30:398:0210:51
7:57
#2280
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi512111031263286(Top 11%)610(Top 5%)63(Top 4%)
10K6.21 mi3.10 mi4538+583926+177109+174147(Top 14%)810(Top 7%)92(Top 6%)
15K9.32 mi3.11 mi4013+525785+14191+183286(Top 11%)610(Top 5%)63(Top 4%)
21K13.05 mi3.73 mi3763+250721+6479+123279(Top 11%)601(Top 5%)62(Top 4%)
25K15.53 mi2.48 mi3522+241671+5073+62552(Top 8%)474(Top 4%)47(Top 3%)
30K18.64 mi3.11 mi3165+357601+7061+122092(Top 7%)402(Top 3%)39(Top 3%)
35K21.75 mi3.11 mi2733+432523+7848+131379(Top 5%)244(Top 2%)29(Top 2%)
40K24.85 mi3.10 mi2398+335465+5843+51412(Top 5%)283(Top 2%)30(Top 2%)
Finish26.22 mi1.37 mi2280+118440+2542+11443(Top 5%)312(Top 3%)34(Top 2%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×18story building
+279ft-164ft

Overall

3286

Females

610

F40-44

610

5K→10K

3.1 - 6.2 mi

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

Overall

4147

Females

810

F40-44

810

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+51ft-55ft

Overall

3286

Females

610

F40-44

610

15K→21K

9.3 - 13.1 mi

Top 11%
×1story
+20ft-37ft

Overall

3279

Females

601

F40-44

601

21K→25K

13.1 - 15.5 mi

Top 8%
×2story building
+35ft-8ft

Overall

2552

Females

474

F40-44

474

25K→30K

15.5 - 18.6 mi

Top 7%
×2story building
+58ft-57ft

Overall

2092

Females

402

F40-44

402

30K→35K

18.6 - 21.8 mi

Top 5%
×2story building
+98ft-92ft

Overall

1379

Females

244

F40-44

244

35K→40K

21.8 - 24.9 mi

Top 5%
×2story building
+36ft-53ft

Overall

1412

Females

283

F40-44

283

40K→Finish

24.9 - 26.2 mi

Top 5%
×5story building
+80ft-24ft

Overall

1443

Females

312

F40-44

312

Passing Analysis

Category:
Athletes Passed
2936*
Passed By
95
Net Change
+2841
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5121
5K → 10K617*34+583#5121#4538
10K → 15K533*8+525#4538#4013
15K → 21K275*25+250#4013#3763
21K → 25K2443+241#3763#3522
25K → 30K366*9+357#3522#3165
30K → 35K434*2+432#3165#2733
35K → 40K342*7+335#2733#2398
40K → Finish125*7+118#2398#2280
TOTALS2936*95+2841

* 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