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MARINE CORPS MARATHON 2025

Justin Bass

Alexandria, VA

Bib: 15875 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Male)
#0 / 17709
Division (M35-39)
#0 / 2420
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
11:35/mi
36:00
↑ 279↓ 164
10K· 6.21 mi
11:00/mi
1:10:11
↑ 103↓ 217
15K· 9.32 mi
10:34/mi
1:43:02
↑ 51↓ 55
21K· 13.05 mi
10:48/mi
2:23:17
↑ 20↓ 37
25K· 15.53 mi
10:46/mi
2:50:02
↑ 35
30K· 18.64 mi
11:16/mi
3:25:02
↑ 58↓ 57
35K· 21.75 mi
11:07/mi
3:59:34
↑ 98↓ 92
40K· 24.85 mi
11:34/mi
4:35:31
↑ 36↓ 53
Finish· 26.22 mi
10:54/mi
4:50:23
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:23:1710:59 /mi⚡ faster
2nd Half
2:27:0611:10 /mi+2.7%
Positive split — 2.7% slower 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
36:0011:353.11 mi36:00
11:35
-
10K
1:10:1111:183.10 mi34:11
11:00
-0:35
15K
1:43:0211:033.11 mi32:51
10:34
-0:26
21K
2:23:1710:593.73 mi40:15
10:48
+0:14
25K
2:50:0210:572.48 mi26:45
10:46
-0:02
30K
3:25:0211:003.11 mi35:00
11:16
+0:30
35K
3:59:3411:013.11 mi34:32
11:07
-0:09
40K
4:35:3111:053.10 mi35:57
11:34
+0:27
Finish(26.22 mi)
4:50:2311:051.37 mi14:52
10:54
-0:40
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:34 /mi

Average Pace

11:05 /mi

Slowest Pace

11:35 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:28:54

51% of race

Time at Steady Pace

2:21:29

49% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:04 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
5K3.11 mi2170313856199518286120761787
10K3.10 mi21878-17513959-1032019-2422174141132044
15K3.11 mi20596+128213311+6481942+7718286120761787
21K3.73 mi19353+124312644+6671860+8217408115371695
25K2.48 mi18774+57912283+3611813+4717117111331627
30K3.11 mi18043+73111798+4851744+6915820102091473
35K3.11 mi17112+93111141+6571628+1161348885881259
40K3.10 mi16502+61010675+4661558+701363283811204
Finish(26.22 mi)1.37 mi16170+33210451+2241522+361146571251030

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 61%
×18story building
+279ft-164ft

Overall

18286

Males

12076

M35-39

12076

5K→10K

3.1 - 6.2 mi

Top 74%
×11story building
+103ft-217ft

Overall

22174

Males

14113

M35-39

14113

10K→15K

6.2 - 9.3 mi

Top 61%
×3story building
+51ft-55ft

Overall

18286

Males

12076

M35-39

12076

15K→21K

9.3 - 13.1 mi

Top 58%
×1story
+20ft-37ft

Overall

17408

Males

11537

M35-39

11537

21K→25K

13.1 - 15.5 mi

Top 57%
×2story building
+35ft-8ft

Overall

17117

Males

11133

M35-39

11133

25K→30K

15.5 - 18.6 mi

Top 53%
×2story building
+58ft-57ft

Overall

15820

Males

10209

M35-39

10209

30K→35K

18.6 - 21.8 mi

Top 45%
×2story building
+98ft-92ft

Overall

13488

Males

8588

M35-39

8588

35K→40K

21.8 - 24.9 mi

Top 45%
×2story building
+36ft-53ft

Overall

13632

Males

8381

M35-39

8381

40K→Finish

24.9 - 26.2 mi

Top 38%
×5story building
+80ft-24ft

Overall

11465

Males

7125

M35-39

7125

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#21703
5K → 10K
559384*-175
#21703 → #21878
10K → 15K
211303*+1282
#21878 → #20596
15K → 21K
661309*+1243
#20596 → #19353
21K → 25K
77656*+579
#19353 → #18774
25K → 30K
76807*+731
#18774 → #18043
30K → 35K
63994*+931
#18043 → #17112
35K → 40K
103713*+610
#17112 → #16502
40K → Finish
15347*+332
#16502 → #16170
TOTALS
9806513*+5533
#21703 → #16170

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

Passing Visualized

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