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MARINE CORPS MARATHON 2025

Juan Grimaldos

Fairbanks, AK

Bib: 35664 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M55-59)
#0 / 1294
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
11:13/mi
34:51
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:39/mi
1:07:57
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:30/mi
1:43:42
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
17:46/mi
2:49:55
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
18:55/mi
3:36:56
↑ 350.2%
30 ft elev
30K· 18.64 mi
20:25/mi
4:40:21
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
15:46/mi
5:29:19
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
18:13/mi
6:25:56
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
18:29/mi
6:51:09
↑ 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
Time2:49:55
Pace13:01 /mi
2nd Half
Distance13.17 mi
Time4:01:13
Pace18:19 /mi
📊Positive Split: 42.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:29:2134:5111:1334:51
11:13
-
10K
6.21 mi09:02:271:07:5710:5633:06
10:39
-0:34
15K
9.32 mi09:38:121:43:4211:0835:45
11:30
+0:51
21K
13.05 mi10:44:252:49:5513:011:06:13
17:46
+6:16
25K
15.53 mi11:31:263:36:5613:5847:01
18:55
+1:09
30K
18.64 mi12:34:514:40:2115:021:03:25
20:25
+1:30
35K
21.75 mi13:23:495:29:1915:0948:58
15:46
-4:39
40K
24.85 mi14:20:266:25:5615:3256:37
18:13
+2:27
Finish
26.22 mi14:45:396:51:0915:4225:13
18:29
+0:16

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

10:39 /mi

Average Pace

15:42 /mi

Slowest Pace

20:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:32:40

37% of race

Time at Steady Pace

3:15:04

47% of race

Time at Slower Pace

1:03:25

15% of race

Average Pace: 15:41 /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 mi08:29:2134:5111:1334:51
11:13
#19518
10K
6.21 mi09:02:271:07:5710:5633:06
10:39
#19793
15K
9.32 mi09:38:121:43:4211:0835:45
11:30
#20997
21K
13.05 mi10:44:252:49:5513:011:06:13
17:46
#27519
25K
15.53 mi11:31:263:36:5613:5847:01
18:55
#29028
30K
18.64 mi12:34:514:40:2115:021:03:25
20:25
#29633
35K
21.75 mi13:23:495:29:1915:0948:58
15:46
#29423
40K
24.85 mi14:20:266:25:5615:3256:37
18:13
#29388
Finish
26.22 mi14:45:396:51:0915:4225:13
18:29
#29329
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi195181272272523097(Top 77%)14600(Top 82%)891(Top 70%)
10K6.21 mi3.10 mi19793-27512872-150737-1220062(Top 67%)13040(Top 74%)745(Top 58%)
15K9.32 mi3.11 mi20997-120413526-654783-4623097(Top 77%)14600(Top 82%)891(Top 70%)
21K13.05 mi3.73 mi27519-652216662-31361123-34030174(Top 100%)17780(Top 100%)1279(Top 100%)
25K15.53 mi2.48 mi29028-150917297-6351224-10130080(Top 100%)17732(Top 100%)1278(Top 100%)
30K18.64 mi3.11 mi29633-60517543-2461261-3730078(Top 100%)17722(Top 100%)1278(Top 100%)
35K21.75 mi3.11 mi29423+21017438+1051251+1027106(Top 90%)15981(Top 90%)1116(Top 87%)
40K24.85 mi3.10 mi29388+3517396+421245+628784(Top 96%)16954(Top 96%)1204(Top 94%)
Finish26.22 mi1.37 mi29329+5917358+381242+328747(Top 96%)16938(Top 96%)1197(Top 93%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×18story building
+279ft-164ft

Overall

23097

Males

14600

M55-59

14600

5K→10K

3.1 - 6.2 mi

Top 67%
×11story building
+103ft-217ft

Overall

20062

Males

13040

M55-59

13040

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+51ft-55ft

Overall

23097

Males

14600

M55-59

14600

15K→21K

9.3 - 13.1 mi

Top 100%
×1story
+20ft-37ft

Overall

30174

Males

17780

M55-59

17780

21K→25K

13.1 - 15.5 mi

Top 100%
×2story building
+35ft-8ft

Overall

30080

Males

17732

M55-59

17732

25K→30K

15.5 - 18.6 mi

Top 100%
×2story building
+58ft-57ft

Overall

30078

Males

17722

M55-59

17722

30K→35K

18.6 - 21.8 mi

Top 90%
×2story building
+98ft-92ft

Overall

27106

Males

15981

M55-59

15981

35K→40K

21.8 - 24.9 mi

Top 96%
×2story building
+36ft-53ft

Overall

28784

Males

16954

M55-59

16954

40K→Finish

24.9 - 26.2 mi

Top 96%
×5story building
+80ft-24ft

Overall

28747

Males

16938

M55-59

16938

Passing Analysis

Category:
Athletes Passed
1023*
Passed By
10834
Net Change
-9811
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19518
5K → 10K361*636-275#19518#19793
10K → 15K152*1356-1204#19793#20997
15K → 21K28*6550-6522#20997#27519
21K → 25K34*1543-1509#27519#29028
25K → 30K58*663-605#29028#29633
30K → 35K216*6+210#29633#29423
35K → 40K100*65+35#29423#29388
40K → Finish74*15+59#29388#29329
TOTALS1023*10834-9811

* 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