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MARINE CORPS MARATHON 2025

Demetrio Alejandro Rivera

Toluca

Bib: 7255 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M40-44)
#0 / 2340
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
10:01/mi
31:06
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:12/mi
59:41
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:31/mi
1:29:15
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:24/mi
2:08:02
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:25/mi
2:33:56
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:32/mi
3:12:53
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:07/mi
3:50:31
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
14:08/mi
4:34:26
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:17/mi
4:52:33
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:08:029:49 /mi⚡ faster
2nd Half
2:44:3112:30 /mi+28.5%
Positive split — 28.5% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:14:1231:0610:0131:06
10:01
-
10K
6.21 mi08:42:4759:419:3628:35
9:12
-0:49
15K
9.32 mi09:12:211:29:159:3529:34
9:31
+0:19
21K
13.05 mi09:51:082:08:029:4938:47
10:24
+0:53
25K
15.53 mi10:17:022:33:569:5525:54
10:25
+0:01
30K
18.64 mi10:55:593:12:5310:2138:57
12:32
+2:07
35K
21.75 mi11:33:373:50:3110:3637:38
12:07
-0:25
40K
24.85 mi12:17:324:34:2611:0243:55
14:08
+2:01
Finish
26.22 mi12:35:394:52:3311:1018:07
13:17
-0:51

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

9:12 /mi

Average Pace

11:10 /mi

Slowest Pace

14:08 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

58:09

20% of race

Time at Steady Pace

1:35:47

33% of race

Time at Slower Pace

2:18:37

47% of race

Average Pace: 11:09 /mi

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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.

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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 mi08:14:1231:0610:0131:06
10:01
#11681
10K
6.21 mi08:42:4759:419:3628:35
9:12
#11157
15K
9.32 mi09:12:211:29:159:3529:34
9:31
#11435
21K
13.05 mi09:51:082:08:029:4938:47
10:24
#12529
25K
15.53 mi10:17:022:33:569:5525:54
10:25
#12953
30K
18.64 mi10:55:593:12:5310:2138:57
12:32
#14547
35K
21.75 mi11:33:373:50:3110:3637:38
12:07
#14977
40K
24.85 mi12:17:324:34:2611:0243:55
14:08
#16301
Finish
26.22 mi12:35:394:52:3311:1018:07
13:17
#16552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi11681831310631204485521108
10K6.21 mi3.10 mi11157+5248013+3001033+301072777741007
15K9.32 mi3.11 mi11435-2788183-1701047-141204485521108
21K13.05 mi3.73 mi12529-10948813-6301148-10115294103651351
25K15.53 mi2.48 mi12953-4249024-2111178-3015529103011341
30K18.64 mi3.11 mi14547-15949862-8381292-11420246125781671
35K21.75 mi3.11 mi14977-4309978-1161314-2217040104861365
40K24.85 mi3.10 mi16301-132410562-5841396-8221812129571697
Finish26.22 mi1.37 mi16552-25110659-971409-1320005120441581

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×18story building
+279ft-164ft

Overall

12044

Males

8552

M40-44

8552

5K→10K

3.1 - 6.2 mi

Top 36%
×11story building
+103ft-217ft

Overall

10727

Males

7774

M40-44

7774

10K→15K

6.2 - 9.3 mi

Top 40%
×3story building
+51ft-55ft

Overall

12044

Males

8552

M40-44

8552

15K→21K

9.3 - 13.1 mi

Top 51%
×1story
+20ft-37ft

Overall

15294

Males

10365

M40-44

10365

21K→25K

13.1 - 15.5 mi

Top 52%
×2story building
+35ft-8ft

Overall

15529

Males

10301

M40-44

10301

25K→30K

15.5 - 18.6 mi

Top 67%
×2story building
+58ft-57ft

Overall

20246

Males

12578

M40-44

12578

30K→35K

18.6 - 21.8 mi

Top 57%
×2story building
+98ft-92ft

Overall

17040

Males

10486

M40-44

10486

35K→40K

21.8 - 24.9 mi

Top 73%
×2story building
+36ft-53ft

Overall

21812

Males

12957

M40-44

12957

40K→Finish

24.9 - 26.2 mi

Top 67%
×5story building
+80ft-24ft

Overall

20005

Males

12044

M40-44

12044

Passing Analysis

Category:
Athletes Passed
1538*
Passed By
6409
Net Change
-4871
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11681
5K → 10K658*134+524#11681#11157
10K → 15K162*440-278#11157#11435
15K → 21K105*1199-1094#11435#12529
21K → 25K143*567-424#12529#12953
25K → 30K75*1669-1594#12953#14547
30K → 35K279*709-430#14547#14977
35K → 40K57*1381-1324#14977#16301
40K → Finish59*310-251#16301#16552
TOTALS1538*6409-4871

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

Passing Charts

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