Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Jason Erdo

Alexandria, VA

Bib: 900 M

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Division (M45-49)
#0 / 1775
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
10:16/mi
31:54
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:49/mi
1:02:24
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:26/mi
1:34:49
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:36/mi
2:18:04
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:30/mi
2:44:10
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:09/mi
3:21:56
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:10/mi
3:59:45
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:43/mi
4:39:16
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:43/mi
4:56:37
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report on this race

A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.

Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time2:18:04
Pace10:35 /mi
2nd Half
Distance13.17 mi
Time2:38:33
Pace12:02 /mi
📊Positive Split: 14.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:17:1831:5410:1631:54
10:16
-
10K
6.21 mi08:47:481:02:2410:0330:30
9:49
-0:27
15K
9.32 mi09:20:131:34:4910:1032:25
10:26
+0:37
21K
13.05 mi10:03:282:18:0410:3543:15
11:36
+1:10
25K
15.53 mi10:29:342:44:1010:3426:06
10:30
-1:06
30K
18.64 mi11:07:203:21:5610:5037:46
12:09
+1:39
35K
21.75 mi11:45:093:59:4511:0137:49
12:10
+0:01
40K
24.85 mi12:24:404:39:1611:1439:31
12:43
+0:33
Finish
26.22 mi12:42:014:56:3711:1917:21
12:43
0:00

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

9:49 /mi

Average Pace

11:19 /mi

Slowest Pace

12:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:55

41% of race

Time at Steady Pace

43:15

15% of race

Time at Slower Pace

2:12:27

45% of race

Average Pace: 11:19 /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 mi08:17:1831:5410:1631:54
10:16
#13301
10K
6.21 mi08:47:481:02:2410:0330:30
9:49
#13855
15K
9.32 mi09:20:131:34:4910:1032:25
10:26
#14991
21K
13.05 mi10:03:282:18:0410:3543:15
11:36
#17023
25K
15.53 mi10:29:342:44:1010:3426:06
10:30
#16690
30K
18.64 mi11:07:203:21:5610:5037:46
12:09
#17194
35K
21.75 mi11:45:093:59:4511:0137:49
12:10
#17154
40K
24.85 mi12:24:404:39:1611:1439:31
12:43
#17247
Finish
26.22 mi12:42:014:56:3711:1917:21
12:43
#17348
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi13301928982117425(Top 58%)11617(Top 66%)1048(Top 60%)
10K6.21 mi3.10 mi13855-5549619-330851-3014467(Top 48%)9994(Top 56%)897(Top 51%)
15K9.32 mi3.11 mi14991-113610281-662926-7517425(Top 58%)11617(Top 66%)1048(Top 60%)
21K13.05 mi3.73 mi17023-203211395-11141043-11720956(Top 70%)13389(Top 76%)1273(Top 72%)
25K15.53 mi2.48 mi16690+33311170+2251015+2815919(Top 53%)10504(Top 59%)941(Top 54%)
30K18.64 mi3.11 mi17194-50411328-1581041-2619032(Top 63%)11967(Top 68%)1108(Top 63%)
35K21.75 mi3.11 mi17154+4011166+1621024+1717250(Top 57%)10597(Top 60%)976(Top 56%)
40K24.85 mi3.10 mi17247-9311086+801020+417507(Top 58%)10541(Top 60%)976(Top 56%)
Finish26.22 mi1.37 mi17348-10111098-12102018269(Top 61%)10999(Top 62%)997(Top 57%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×18story building
+279ft-164ft

Overall

17425

Males

11617

M45-49

11617

5K→10K

3.1 - 6.2 mi

Top 48%
×11story building
+103ft-217ft

Overall

14467

Males

9994

M45-49

9994

10K→15K

6.2 - 9.3 mi

Top 58%
×3story building
+51ft-55ft

Overall

17425

Males

11617

M45-49

11617

15K→21K

9.3 - 13.1 mi

Top 70%
×1story
+20ft-37ft

Overall

20956

Males

13389

M45-49

13389

21K→25K

13.1 - 15.5 mi

Top 53%
×2story building
+35ft-8ft

Overall

15919

Males

10504

M45-49

10504

25K→30K

15.5 - 18.6 mi

Top 63%
×2story building
+58ft-57ft

Overall

19032

Males

11967

M45-49

11967

30K→35K

18.6 - 21.8 mi

Top 57%
×2story building
+98ft-92ft

Overall

17250

Males

10597

M45-49

10597

35K→40K

21.8 - 24.9 mi

Top 58%
×2story building
+36ft-53ft

Overall

17507

Males

10541

M45-49

10541

40K→Finish

24.9 - 26.2 mi

Top 61%
×5story building
+80ft-24ft

Overall

18269

Males

10999

M45-49

10999

Passing Analysis

Category:
Athletes Passed
1919*
Passed By
5966
Net Change
-4047
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13301
5K → 10K194*748-554#13301#13855
10K → 15K84*1220-1136#13855#14991
15K → 21K90*2122-2032#14991#17023
21K → 25K468*135+333#17023#16690
25K → 30K274*778-504#16690#17194
30K → 35K418*378+40#17194#17154
35K → 40K298*391-93#17154#17247
40K → Finish93*194-101#17247#17348
TOTALS1919*5966-4047

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions