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MARINE CORPS MARATHON 2025

Jeremy Choi

Clarksburg, MD

Bib: 9067 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Masters (Masters Men)
#0 / 8330
Top 49%
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
9:29/mi
29:28
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:56/mi
57:14
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:46/mi
1:24:28
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:17/mi
1:59:04
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:30/mi
2:22:40
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:49/mi
2:56:17
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:06/mi
3:40:05
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
15:08/mi
4:27:06
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
16:09/mi
4:49:08
↑ 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
1:59:049:07 /mi⚡ faster
2nd Half
2:50:0412:55 /mi+42.8%
Positive split — 42.8% 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 mi07:58:5129:289:2929:28
9:29
-
10K
6.21 mi08:26:3757:149:1327:46
8:56
-0:33
15K
9.32 mi08:53:511:24:289:0427:14
8:46
-0:10
21K
13.05 mi09:28:271:59:049:0734:36
9:17
+0:31
25K
15.53 mi09:52:032:22:409:1123:36
9:30
+0:13
30K
18.64 mi10:25:402:56:179:2733:37
10:49
+1:19
35K
21.75 mi11:09:283:40:0510:0743:48
14:06
+3:17
40K
24.85 mi11:56:294:27:0610:4547:01
15:08
+1:02
Finish
26.22 mi12:18:314:49:0811:0222:02
16:09
+1:01

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

8:46 /mi

Average Pace

11:02 /mi

Slowest Pace

16:09 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:56:17

61% of race

Time at Slower Pace

1:52:51

39% of race

Average Pace: 11:02 /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 mi07:58:5129:289:2929:28
9:29
#8544
10K
6.21 mi08:26:3757:149:1327:46
8:56
#8755
15K
9.32 mi08:53:511:24:289:0427:14
8:46
#8322
21K
13.05 mi09:28:271:59:049:0734:36
9:17
#8587
25K
15.53 mi09:52:032:22:409:1123:36
9:30
#9051
30K
18.64 mi10:25:402:56:179:2733:37
10:49
#9958
35K
21.75 mi11:09:283:40:0510:0743:48
14:06
#12521
40K
24.85 mi11:56:294:27:0610:4547:01
15:08
#14829
Finish
26.22 mi12:18:314:49:0811:0222:02
16:09
#15935
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi8544633482075095649715
10K6.21 mi3.10 mi8755-2116491-157834-1490986738865
15K9.32 mi3.11 mi8322+4336209+282803+3175095649715
21K13.05 mi3.73 mi8587-2656385-176810-794716958887
25K15.53 mi2.48 mi9051-4646660-275847-371115378411016
30K18.64 mi3.11 mi9958-9077197-537914-671403492501211
35K21.75 mi3.11 mi12521-25638562-13651092-17823297138301831
40K24.85 mi3.10 mi14829-23089754-11921274-18224431144371899
Finish26.22 mi1.37 mi15935-110610324-5701357-8326502156622066

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×18story building
+279ft-164ft

Overall

7509

Males

5649

M40-44

5649

5K→10K

3.1 - 6.2 mi

Top 30%
×11story building
+103ft-217ft

Overall

9098

Males

6738

M40-44

6738

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+51ft-55ft

Overall

7509

Males

5649

M40-44

5649

15K→21K

9.3 - 13.1 mi

Top 32%
×1story
+20ft-37ft

Overall

9471

Males

6958

M40-44

6958

21K→25K

13.1 - 15.5 mi

Top 37%
×2story building
+35ft-8ft

Overall

11153

Males

7841

M40-44

7841

25K→30K

15.5 - 18.6 mi

Top 47%
×2story building
+58ft-57ft

Overall

14034

Males

9250

M40-44

9250

30K→35K

18.6 - 21.8 mi

Top 78%
×2story building
+98ft-92ft

Overall

23297

Males

13830

M40-44

13830

35K→40K

21.8 - 24.9 mi

Top 81%
×2story building
+36ft-53ft

Overall

24431

Males

14437

M40-44

14437

40K→Finish

24.9 - 26.2 mi

Top 88%
×5story building
+80ft-24ft

Overall

26502

Males

15662

M40-44

15662

Passing Analysis

Category:
Athletes Passed
1156*
Passed By
8547
Net Change
-7391
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8544
5K → 10K186*397-211#8544#8755
10K → 15K512*79+433#8755#8322
15K → 21K180*445-265#8322#8587
21K → 25K118*582-464#8587#9051
25K → 30K92*999-907#9051#9958
30K → 35K33*2596-2563#9958#12521
35K → 40K22*2330-2308#12521#14829
40K → Finish13*1119-1106#14829#15935
TOTALS1156*8547-7391

* 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