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MARINE CORPS MARATHON 2025

Reinhold Grellmann

Belmont, MA

Bib: 11833 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 38%
Gender (Male)
#0 / 17709
Top 44%
Masters (Masters Men)
#0 / 8330
Top 34%
Division (M60-64)
#0 / 723
Top 22%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:15/mi
34:58
↑ 279↓ 164
10K· 6.21 mi
9:47/mi
1:05:21
↑ 103↓ 217
15K· 9.32 mi
9:49/mi
1:35:50
↑ 51↓ 55
21K· 13.05 mi
9:47/mi
2:12:19
↑ 20↓ 37
25K· 15.53 mi
9:21/mi
2:35:34
↑ 35
30K· 18.64 mi
9:53/mi
3:06:17
↑ 58↓ 57
35K· 21.75 mi
10:04/mi
3:37:32
↑ 98↓ 92
40K· 24.85 mi
10:30/mi
4:10:08
↑ 36↓ 53
Finish· 26.22 mi
11:04/mi
4:25:13
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:12:1910:08 /mi⚖️ balanced
2nd Half
2:12:5410:05 /mi⚖️ balanced
Even split — consistent pacing between halves
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
34:5811:153.11 mi34:58
11:15
-
10K
1:05:2110:313.10 mi30:23
9:47
-1:28
15K
1:35:5010:173.11 mi30:29
9:49
+0:02
21K
2:12:1910:083.73 mi36:29
9:47
-0:02
25K
2:35:3410:012.48 mi23:15
9:21
-0:26
30K
3:06:1710:003.11 mi30:43
9:53
+0:32
35K
3:37:3210:003.11 mi31:15
10:04
+0:11
40K
4:10:0810:043.10 mi32:36
10:30
+0:26
Finish(26.22 mi)
4:25:1310:071.37 mi15:05
11:04
+0:34
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:21 /mi

Average Pace

10:07 /mi

Slowest Pace

11:15 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

23:15

9% of race

Time at Steady Pace

2:39:19

60% of race

Time at Slower Pace

1:22:39

31% of race

Average Pace: 10:07 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi1979412857373136719476214
10K3.10 mi17002+279211408+1449298+75142399857232
15K3.11 mi15686+131610673+735261+37136719476214
21K3.73 mi14401+12859902+771231+30121458550174
25K2.48 mi13558+8439354+548211+20104467427147
30K3.11 mi12740+8188829+525201+10100296978138
35K3.11 mi11950+7908245+584180+2193456320127
40K3.10 mi11408+5427804+441168+1296026183132
Finish(26.22 mi)1.37 mi11412-47760+44161+7121567513175

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×18story building
+279ft-164ft

Overall

13671

Males

9476

M60-64

9476

5K→10K

3.1 - 6.2 mi

Top 47%
×11story building
+103ft-217ft

Overall

14239

Males

9857

M60-64

9857

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+51ft-55ft

Overall

13671

Males

9476

M60-64

9476

15K→21K

9.3 - 13.1 mi

Top 40%
×1story
+20ft-37ft

Overall

12145

Males

8550

M60-64

8550

21K→25K

13.1 - 15.5 mi

Top 35%
×2story building
+35ft-8ft

Overall

10446

Males

7427

M60-64

7427

25K→30K

15.5 - 18.6 mi

Top 33%
×2story building
+58ft-57ft

Overall

10029

Males

6978

M60-64

6978

30K→35K

18.6 - 21.8 mi

Top 31%
×2story building
+98ft-92ft

Overall

9345

Males

6320

M60-64

6320

35K→40K

21.8 - 24.9 mi

Top 32%
×2story building
+36ft-53ft

Overall

9602

Males

6183

M60-64

6183

40K→Finish

24.9 - 26.2 mi

Top 40%
×5story building
+80ft-24ft

Overall

12156

Males

7513

M60-64

7513

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#19794
5K → 10K
172809*+2792
#19794 → #17002
10K → 15K
221338*+1316
#17002 → #15686
15K → 21K
91294*+1285
#15686 → #14401
21K → 25K
9852*+843
#14401 → #13558
25K → 30K
28846*+818
#13558 → #12740
30K → 35K
39829*+790
#12740 → #11950
35K → 40K
95637*+542
#11950 → #11408
40K → Finish
130126*-4
#11408 → #11412
TOTALS
3498731*+8382
#19794 → #11412

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

Passing Visualized

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