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MARINE CORPS MARATHON 2025

Ed Kornoelje

Grand Rapids, MI

Bib: 5671 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 9%
Gender (Male)
#0 / 17709
Top 12%
Masters (Masters Men)
#0 / 8330
Top 7%
Division (M55-59)
#0 / 1294
Top 4%
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
7:44/mi
24:01
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:26/mi
47:08
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:28/mi
1:10:20
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:34/mi
1:38:32
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:27/mi
1:57:04
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:32/mi
2:23:35
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:35/mi
2:50:16
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:52/mi
3:20:54
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:45/mi
3:34:12
↑ 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
1:38:327:33 /mi⚡ faster
2nd Half
1:55:398:47 /mi+17.4%
Positive split — 17.4% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:44:5824:017:4424:01
7:44
-
10K
6.21 mi08:08:0547:087:3523:07
7:26
-0:18
15K
9.32 mi08:31:171:10:207:3323:12
7:28
+0:02
21K
13.05 mi08:59:291:38:327:3328:12
7:34
+0:06
25K
15.53 mi09:18:011:57:047:3218:32
7:27
-0:07
30K
18.64 mi09:44:322:23:357:4226:31
8:32
+1:05
35K
21.75 mi10:11:132:50:167:5026:41
8:35
+0:03
40K
24.85 mi10:41:513:20:548:0530:38
9:52
+1:17
Finish
26.22 mi10:55:093:34:128:1113:18
9:45
-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

7:26 /mi

Average Pace

8:11 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:57:04

55% of race

Time at Slower Pace

1:37:08

45% of race

Average Pace: 8:10 /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 mi07:44:5824:017:4424:01
7:44
#1334
10K
6.21 mi08:08:0547:087:3523:07
7:26
#1559
15K
9.32 mi08:31:171:10:207:3323:12
7:28
#1639
21K
13.05 mi08:59:291:38:327:3328:12
7:34
#1610
25K
15.53 mi09:18:011:57:047:3218:32
7:27
#1611
30K
18.64 mi09:44:322:23:357:4226:31
8:32
#1855
35K
21.75 mi10:11:132:50:167:5026:41
8:35
#2007
40K
24.85 mi10:41:513:20:548:0530:38
9:52
#2530
Finish
26.22 mi10:55:093:34:128:1113:18
9:45
#2650
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi13341144141817153724
10K6.21 mi3.10 mi1559-2251328-18415-11878157924
15K9.32 mi3.11 mi1639-801394-6617-21817153724
21K13.05 mi3.73 mi1610+291371+23171617137919
25K15.53 mi2.48 mi1611-1137118-11802151227
30K18.64 mi3.11 mi1855-2441546-17527-94013312291
35K21.75 mi3.11 mi2007-1521646-10034-73456263882
40K24.85 mi3.10 mi2530-5232035-38952-1872524865202
Finish26.22 mi1.37 mi2650-1202100-6558-669444600174

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×18story building
+279ft-164ft

Overall

1817

Males

1537

M55-59

1537

5K→10K

3.1 - 6.2 mi

Top 6%
×11story building
+103ft-217ft

Overall

1878

Males

1579

M55-59

1579

10K→15K

6.2 - 9.3 mi

Top 6%
×3story building
+51ft-55ft

Overall

1817

Males

1537

M55-59

1537

15K→21K

9.3 - 13.1 mi

Top 5%
×1story
+20ft-37ft

Overall

1617

Males

1379

M55-59

1379

21K→25K

13.1 - 15.5 mi

Top 6%
×2story building
+35ft-8ft

Overall

1802

Males

1512

M55-59

1512

25K→30K

15.5 - 18.6 mi

Top 13%
×2story building
+58ft-57ft

Overall

4013

Males

3122

M55-59

3122

30K→35K

18.6 - 21.8 mi

Top 12%
×2story building
+98ft-92ft

Overall

3456

Males

2638

M55-59

2638

35K→40K

21.8 - 24.9 mi

Top 24%
×2story building
+36ft-53ft

Overall

7252

Males

4865

M55-59

4865

40K→Finish

24.9 - 26.2 mi

Top 23%
×5story building
+80ft-24ft

Overall

6944

Males

4600

M55-59

4600

Passing Analysis

Category:
Athletes Passed
222*
Passed By
1538
Net Change
-1316
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1334
5K → 10K6231-225#1334#1559
10K → 15K1696-80#1559#1639
15K → 21K54*25+29#1639#1610
21K → 25K3334-1#1610#1611
25K → 30K17*261-244#1611#1855
30K → 35K50202-152#1855#2007
35K → 40K16*539-523#2007#2530
40K → Finish30*150-120#2530#2650
TOTALS222*1538-1316

* 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