Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Christopher Sullivan

Alexandria, VA

Bib: 2043 M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Top 13%
Gender (Male)
#0 / 17709
Top 17%
Division (M25-29)
#0 / 2720
Top 24%
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
8:27/mi
26:15
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:49/mi
50:33
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:49/mi
1:14:50
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:08/mi
1:45:10
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:48/mi
2:04:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:06/mi
2:32:51
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:53/mi
3:00:27
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:47/mi
3:30:51
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:07/mi
3:44:39
↑ 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
Time1:45:10
Pace8:04 /mi
2nd Half
Distance13.17 mi
Time1:59:29
Pace9:04 /mi
📊Positive Split: 13.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:49:3326:158:2726:15
8:27
-
10K
6.21 mi08:13:5150:338:0824:18
7:49
-0:38
15K
9.32 mi08:38:081:14:508:0224:17
7:49
0:00
21K
13.05 mi09:08:281:45:108:0430:20
8:08
+0:19
25K
15.53 mi09:27:522:04:348:0119:24
7:48
-0:20
30K
18.64 mi09:56:092:32:518:1228:17
9:06
+1:18
35K
21.75 mi10:23:453:00:278:1827:36
8:53
-0:13
40K
24.85 mi10:54:093:30:518:2930:24
9:47
+0:54
Finish
26.22 mi11:07:573:44:398:3413:48
10:07
+0:20

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

7:48 /mi

Average Pace

8:34 /mi

Slowest Pace

10:07 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:59

30% of race

Time at Steady Pace

56:35

25% of race

Time at Slower Pace

1:40:05

45% of race

Average Pace: 8:34 /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 mi07:49:3326:158:2726:15
8:27
#2987
10K
6.21 mi08:13:5150:338:0824:18
7:49
#3110
15K
9.32 mi08:38:081:14:508:0224:17
7:49
#3044
21K
13.05 mi09:08:281:45:108:0430:20
8:08
#3128
25K
15.53 mi09:27:522:04:348:0119:24
7:48
#3060
30K
18.64 mi09:56:092:32:518:1228:17
9:06
#3493
35K
21.75 mi10:23:453:00:278:1827:36
8:53
#3492
40K
24.85 mi10:54:093:30:518:2930:24
9:47
#3774
Finish
26.22 mi11:07:573:44:398:3413:48
10:07
#3948
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi298724335382991(Top 10%)2444(Top 14%)539(Top 20%)
10K6.21 mi3.10 mi3110-1232543-110563-253177(Top 11%)2610(Top 15%)571(Top 21%)
15K9.32 mi3.11 mi3044+662492+51552+112991(Top 10%)2444(Top 14%)539(Top 20%)
21K13.05 mi3.73 mi3128-842562-70562-103425(Top 11%)2786(Top 16%)619(Top 23%)
25K15.53 mi2.48 mi3060+682498+64550+122968(Top 10%)2392(Top 14%)532(Top 20%)
30K18.64 mi3.11 mi3493-4332820-322630-806484(Top 22%)4811(Top 27%)1028(Top 38%)
35K21.75 mi3.11 mi3492+12782+38617+134575(Top 15%)3400(Top 19%)736(Top 27%)
40K24.85 mi3.10 mi3774-2822950-168644-276975(Top 23%)4723(Top 27%)973(Top 36%)
Finish26.22 mi1.37 mi3948-1743046-96662-188420(Top 28%)5458(Top 31%)1149(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 10%
×18story building
+279ft-164ft

Overall

2991

Males

2444

M25-29

2444

5K→10K

3.1 - 6.2 mi

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

Overall

3177

Males

2610

M25-29

2610

10K→15K

6.2 - 9.3 mi

Top 10%
×3story building
+51ft-55ft

Overall

2991

Males

2444

M25-29

2444

15K→21K

9.3 - 13.1 mi

Top 11%
×1story
+20ft-37ft

Overall

3425

Males

2786

M25-29

2786

21K→25K

13.1 - 15.5 mi

Top 10%
×2story building
+35ft-8ft

Overall

2968

Males

2392

M25-29

2392

25K→30K

15.5 - 18.6 mi

Top 22%
×2story building
+58ft-57ft

Overall

6484

Males

4811

M25-29

4811

30K→35K

18.6 - 21.8 mi

Top 15%
×2story building
+98ft-92ft

Overall

4575

Males

3400

M25-29

3400

35K→40K

21.8 - 24.9 mi

Top 23%
×2story building
+36ft-53ft

Overall

6975

Males

4723

M25-29

4723

40K→Finish

24.9 - 26.2 mi

Top 28%
×5story building
+80ft-24ft

Overall

8420

Males

5458

M25-29

5458

Passing Analysis

Category:
Athletes Passed
752*
Passed By
1713
Net Change
-961
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2987
5K → 10K123*246-123#2987#3110
10K → 15K140*74+66#3110#3044
15K → 21K71*155-84#3044#3128
21K → 25K11951+68#3128#3060
25K → 30K37*470-433#3060#3493
30K → 35K151*150+1#3493#3492
35K → 40K83*365-282#3492#3774
40K → Finish28*202-174#3774#3948
TOTALS752*1713-961

* 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