Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Jacob Chung

Falls Church, VA

Bib: 15316 M

0:00
0:00
/ mi
Be the first to cheer!
Overall
#0 / 30047
Top 11%
Gender (Male)
#0 / 17709
Top 14%
Division (M25-29)
#0 / 2720
Top 20%
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
9:18/mi
28:53
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:26/mi
55:05
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:41/mi
1:22:03
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:29/mi
1:53:41
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:16/mi
2:14:15
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:07/mi
2:39:27
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:14/mi
3:05:02
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:52/mi
3:29:29
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:29/mi
3:39:41
↑ 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
1:53:418:43 /mi+6.8%
2nd Half
1:46:008:03 /mi✓ faster
Negative split — 6.8% faster in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
28:539:183.11 mi28:53
9:18
-
10K
55:058:523.10 mi26:12
8:26
-0:52
15K
1:22:038:483.11 mi26:58
8:41
+0:15
21K
1:53:418:433.73 mi31:38
8:29
-0:12
25K
2:14:158:392.48 mi20:34
8:16
-0:13
30K
2:39:278:333.11 mi25:12
8:07
-0:09
35K
3:05:028:303.11 mi25:35
8:14
+0:07
40K
3:29:298:263.10 mi24:27
7:52
-0:22
Finish(26.22 mi)
3:39:418:231.37 mi10:12
7:29
-0:23
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:29 /mi

Average Pace

8:23 /mi

Slowest Pace

9:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

34:39

16% of race

Time at Steady Pace

2:09:11

59% of race

Time at Slower Pace

55:51

25% of race

Average Pace: 8:23 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi731455271131692852611094
10K6.21 mi3.10 mi6482+8324974+5531027+10457544499939
15K9.32 mi3.11 mi6584-1025048-741047-20692852611094
21K13.05 mi3.73 mi5905+6794584+464967+8046993716798
25K15.53 mi2.48 mi5579+3264356+228932+3546193601782
30K18.64 mi3.11 mi4819+7603754+602807+12527002167484
35K21.75 mi3.11 mi4249+5703318+436726+8124721952441
40K24.85 mi3.10 mi3574+6752803+515611+11513421079261
Finish26.22 mi1.37 mi3271+3032559+244554+57740628169

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×18story building
+279ft-164ft

Overall

6928

Males

5261

M25-29

5261

5K→10K

3.1 - 6.2 mi

Top 19%
×11story building
+103ft-217ft

Overall

5754

Males

4499

M25-29

4499

10K→15K

6.2 - 9.3 mi

Top 23%
×3story building
+51ft-55ft

Overall

6928

Males

5261

M25-29

5261

15K→21K

9.3 - 13.1 mi

Top 16%
×1story
+20ft-37ft

Overall

4699

Males

3716

M25-29

3716

21K→25K

13.1 - 15.5 mi

Top 15%
×2story building
+35ft-8ft

Overall

4619

Males

3601

M25-29

3601

25K→30K

15.5 - 18.6 mi

Top 9%
×2story building
+58ft-57ft

Overall

2700

Males

2167

M25-29

2167

30K→35K

18.6 - 21.8 mi

Top 8%
×2story building
+98ft-92ft

Overall

2472

Males

1952

M25-29

1952

35K→40K

21.8 - 24.9 mi

Top 4%
×2story building
+36ft-53ft

Overall

1342

Males

1079

M25-29

1079

40K→Finish

24.9 - 26.2 mi

Top 2%
×5story building
+80ft-24ft

Overall

740

Males

628

M25-29

628

Passing Analysis

Category:
Athletes Passed
4377*
Passed By
334
Net Change
+4043
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7314
5K → 10K883*51+832#7314#6482
10K → 15K138*240-102#6482#6584
15K → 21K691*12+679#6584#5905
21K → 25K34519+326#5905#5579
25K → 30K761*1+760#5579#4819
30K → 35K580*10+570#4819#4249
35K → 40K675*0+675#4249#3574
40K → Finish304*1+303#3574#3271
TOTALS4377*334+4043

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

Passing Charts

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