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MARINE CORPS MARATHON 2025

Sung Jin Choi

Brooklyn, NY

Bib: 523 M

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 0.9%
Gender (Male)
#0 / 17709
Top 1%
Masters (Masters Men)
#0 / 8330
Top 0.5%
Division (M50-54)
#0 / 1638
Top 0.1%
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
6:52/mi
21:19
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
6:33/mi
41:41
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
6:38/mi
1:02:16
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
6:46/mi
1:27:29
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
6:28/mi
1:43:34
↑ 350.2%
30 ft elev
30K· 18.64 mi
6:40/mi
2:04:18
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
6:38/mi
2:24:55
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
6:42/mi
2:45:44
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
6:54/mi
2:55:08
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21K⚖️ Balanced
Distance13.05 mi
Time1:27:29
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time1:27:39
Pace6:39 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:43:3021:196:5221:19
6:52
-
10K
6.21 mi08:03:5241:416:4220:22
6:33
-0:19
15K
9.32 mi08:24:271:02:166:4120:35
6:38
+0:05
21K
13.05 mi08:49:401:27:296:4225:13
6:46
+0:08
25K
15.53 mi09:05:451:43:346:4016:05
6:28
-0:18
30K
18.64 mi09:26:292:04:186:4020:44
6:40
+0:12
35K
21.75 mi09:47:062:24:556:4020:37
6:38
-0:02
40K
24.85 mi10:07:552:45:446:4020:49
6:42
+0:04
Finish
26.22 mi10:17:192:55:086:419:24
6:54
+0:12

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

6:28 /mi

Average Pace

6:41 /mi

Slowest Pace

6:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:25

82% of race

Time at Steady Pace

30:43

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi07:43:3021:196:5221:19
6:52
#320
10K
6.21 mi08:03:5241:416:4220:22
6:33
#346
15K
9.32 mi08:24:271:02:166:4120:35
6:38
#348
21K
13.05 mi08:49:401:27:296:4225:13
6:46
#357
25K
15.53 mi09:05:451:43:346:4016:05
6:28
#341
30K
18.64 mi09:26:292:04:186:4020:44
6:40
#326
35K
21.75 mi09:47:062:24:556:4020:37
6:38
#292
40K
24.85 mi10:07:552:45:446:4020:49
6:42
#270
Finish
26.22 mi10:17:192:55:086:419:24
6:54
#262
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi3203014419(Top 1%)390(Top 2%)5(Top 0.3%)
10K6.21 mi3.10 mi346-26326-253+1392(Top 1%)371(Top 2%)5(Top 0.3%)
15K9.32 mi3.11 mi348-23263419(Top 1%)390(Top 2%)5(Top 0.3%)
21K13.05 mi3.73 mi357-9336-103376(Top 1%)355(Top 2%)4(Top 0.2%)
25K15.53 mi2.48 mi341+16322+143315(Top 1%)301(Top 2%)2(Top 0.1%)
30K18.64 mi3.11 mi326+15311+113305(Top 1%)284(Top 2%)2(Top 0.1%)
35K21.75 mi3.11 mi292+34282+292+1219(Top 0.7%)209(Top 1%)2(Top 0.1%)
40K24.85 mi3.10 mi270+22260+222207(Top 0.7%)196(Top 1%)2(Top 0.1%)
Finish26.22 mi1.37 mi262+8252+82276(Top 0.9%)259(Top 1%)6(Top 0.4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×18story building
+279ft-164ft

Overall

419

Males

390

M50-54

390

5K→10K

3.1 - 6.2 mi

Top 1%
×11story building
+103ft-217ft

Overall

392

Males

371

M50-54

371

10K→15K

6.2 - 9.3 mi

Top 1%
×3story building
+51ft-55ft

Overall

419

Males

390

M50-54

390

15K→21K

9.3 - 13.1 mi

Top 1%
×1story
+20ft-37ft

Overall

376

Males

355

M50-54

355

21K→25K

13.1 - 15.5 mi

Top 1%
×2story building
+35ft-8ft

Overall

315

Males

301

M50-54

301

25K→30K

15.5 - 18.6 mi

Top 1%
×2story building
+58ft-57ft

Overall

305

Males

284

M50-54

284

30K→35K

18.6 - 21.8 mi

Top 0.7%
×2story building
+98ft-92ft

Overall

219

Males

209

M50-54

209

35K→40K

21.8 - 24.9 mi

Top 0.7%
×2story building
+36ft-53ft

Overall

207

Males

196

M50-54

196

40K→Finish

24.9 - 26.2 mi

Top 0.9%
×5story building
+80ft-24ft

Overall

276

Males

259

M50-54

259

Passing Analysis

Category:
Athletes Passed
131*
Passed By
73
Net Change
+58
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#320
5K → 10K228-26#320#346
10K → 15K1214-2#346#348
15K → 21K8*17-9#348#357
21K → 25K182+16#357#341
25K → 30K21*6+15#341#326
30K → 35K362+34#326#292
35K → 40K242+22#292#270
40K → Finish10*2+8#270#262
TOTALS131*73+58

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

📊

Passing Visuals

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