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MARINE CORPS MARATHON 2025

Laura Costello

Oakton, VA

Bib: 15545 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Top 43%
Masters (Masters Women)
#0 / 5451
Top 31%
Division (F40-44)
#0 / 1527
Top 40%
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
10:24/mi
32:18
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:25/mi
1:01:33
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:33/mi
1:31:12
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:09/mi
2:09:01
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:19/mi
2:34:39
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:15/mi
3:09:36
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:34/mi
3:48:40
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:58/mi
4:28:58
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:56/mi
4:45:14
↑ 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
2:09:019:53 /mi⚡ faster
2nd Half
2:36:1211:52 /mi+21.1%
Positive split — 21.1% 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 mi08:02:2632:1810:2432:18
10:24
-
10K
6.21 mi08:31:411:01:339:5429:15
9:25
-0:59
15K
9.32 mi09:01:201:31:129:4729:39
9:33
+0:08
21K
13.05 mi09:39:092:09:019:5337:49
10:09
+0:36
25K
15.53 mi10:04:472:34:399:5725:38
10:19
+0:10
30K
18.64 mi10:39:443:09:3610:1034:57
11:15
+0:56
35K
21.75 mi11:18:483:48:4010:3139:04
12:34
+1:19
40K
24.85 mi11:59:064:28:5810:4940:18
12:58
+0:24
Finish
26.22 mi12:15:224:45:1410:5316:16
11:56
-1:02

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

9:25 /mi

Average Pace

10:53 /mi

Slowest Pace

12:58 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

58:54

21% of race

Time at Steady Pace

1:35:45

34% of race

Time at Slower Pace

2:10:35

46% of race

Average Pace: 10:53 /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 mi08:02:2632:1810:2432:18
10:24
#14115
10K
6.21 mi08:31:411:01:339:5429:15
9:25
#12998
15K
9.32 mi09:01:201:31:129:4729:39
9:33
#12648
21K
13.05 mi09:39:092:09:019:5337:49
10:09
#12937
25K
15.53 mi10:04:472:34:399:5725:38
10:19
#13226
30K
18.64 mi10:39:443:09:3610:1034:57
11:15
#13659
35K
21.75 mi11:18:483:48:4010:3139:04
12:34
#14537
40K
24.85 mi11:59:064:28:5810:4940:18
12:58
#15178
Finish
26.22 mi12:15:224:45:1410:5316:16
11:56
#15200
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi141154355513121873555409
10K6.21 mi3.10 mi12998+11173872+483453+60120813481413
15K9.32 mi3.11 mi12648+3503740+132435+18121873555409
21K13.05 mi3.73 mi12937-2893896-156458-23139424334518
25K15.53 mi2.48 mi13226-2894056-160477-19150815035560
30K18.64 mi3.11 mi13659-4334318-262501-24157615583638
35K21.75 mi3.11 mi14537-8784803-485558-57185767236835
40K24.85 mi3.10 mi15178-6415221-418601-43182557279836
Finish26.22 mi1.37 mi15200-225281-60607-6154706050682

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×18story building
+279ft-164ft

Overall

12187

Females

3555

F40-44

3555

5K→10K

3.1 - 6.2 mi

Top 40%
×11story building
+103ft-217ft

Overall

12081

Females

3481

F40-44

3481

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+51ft-55ft

Overall

12187

Females

3555

F40-44

3555

15K→21K

9.3 - 13.1 mi

Top 46%
×1story
+20ft-37ft

Overall

13942

Females

4334

F40-44

4334

21K→25K

13.1 - 15.5 mi

Top 50%
×2story building
+35ft-8ft

Overall

15081

Females

5035

F40-44

5035

25K→30K

15.5 - 18.6 mi

Top 52%
×2story building
+58ft-57ft

Overall

15761

Females

5583

F40-44

5583

30K→35K

18.6 - 21.8 mi

Top 62%
×2story building
+98ft-92ft

Overall

18576

Females

7236

F40-44

7236

35K→40K

21.8 - 24.9 mi

Top 61%
×2story building
+36ft-53ft

Overall

18255

Females

7279

F40-44

7279

40K→Finish

24.9 - 26.2 mi

Top 51%
×5story building
+80ft-24ft

Overall

15470

Females

6050

F40-44

6050

Passing Analysis

Category:
Athletes Passed
2722*
Passed By
3807
Net Change
-1085
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14115
5K → 10K1191*74+1117#14115#12998
10K → 15K458*108+350#12998#12648
15K → 21K226*515-289#12648#12937
21K → 25K185*474-289#12937#13226
25K → 30K223*656-433#13226#13659
30K → 35K165*1043-878#13659#14537
35K → 40K151*792-641#14537#15178
40K → Finish123*145-22#15178#15200
TOTALS2722*3807-1085

* 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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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions