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MARINE CORPS MARATHON 2025

Mary Acosta

Fairfax Sta, VA

Bib: 28271 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 44%
Division (F45-49)
#0 / 1255
Top 49%
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
10:23/mi
32:15
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:03/mi
1:03:28
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:22/mi
1:35:41
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:53/mi
2:19:58
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:29/mi
2:51:00
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:40/mi
3:30:20
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:58/mi
4:10:36
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:27/mi
4:49:16
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:45/mi
5:05:18
↑ 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 21KFaster
Distance13.05 mi
Time2:19:58
Pace10:44 /mi
2nd Half
Distance13.17 mi
Time2:45:19
Pace12:33 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:20:1932:1510:2332:15
10:23
-
10K
6.21 mi08:51:321:03:2810:1331:13
10:03
-0:20
15K
9.32 mi09:23:451:35:4110:1632:13
10:22
+0:19
21K
13.05 mi10:08:022:19:5810:4444:17
11:53
+1:31
25K
15.53 mi10:39:042:51:0011:0031:02
12:29
+0:36
30K
18.64 mi11:18:243:30:2011:1739:20
12:40
+0:11
35K
21.75 mi11:58:404:10:3611:3140:16
12:58
+0:18
40K
24.85 mi12:37:204:49:1611:3838:40
12:27
-0:31
Finish
26.22 mi12:53:225:05:1811:3916:02
11:45
-0:42

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

10:03 /mi

Average Pace

11:39 /mi

Slowest Pace

12:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:41

31% of race

Time at Steady Pace

1:00:19

20% of race

Time at Slower Pace

2:29:18

49% of race

Average Pace: 11:39 /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 mi08:20:1932:1510:2332:15
10:23
#14024
10K
6.21 mi08:51:321:03:2810:1331:13
10:03
#14954
15K
9.32 mi09:23:451:35:4110:1632:13
10:22
#15562
21K
13.05 mi10:08:022:19:5810:4444:17
11:53
#17896
25K
15.53 mi10:39:042:51:0011:0031:02
12:29
#19087
30K
18.64 mi11:18:243:30:2011:1739:20
12:40
#19416
35K
21.75 mi11:58:404:10:3611:3140:16
12:58
#19542
40K
24.85 mi12:37:204:49:1611:3838:40
12:27
#19039
Finish
26.22 mi12:53:225:05:1811:3916:02
11:45
#18779
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi14024432635217013(Top 57%)5613(Top 45%)459(Top 37%)
10K6.21 mi3.10 mi14954-9304697-371385-3315986(Top 53%)5140(Top 42%)427(Top 34%)
15K9.32 mi3.11 mi15562-6084965-268404-1917013(Top 57%)5613(Top 45%)459(Top 37%)
21K13.05 mi3.73 mi17896-23346016-1051517-11321945(Top 73%)8051(Top 65%)709(Top 57%)
25K15.53 mi2.48 mi19087-11916645-629581-6423188(Top 77%)8934(Top 72%)823(Top 66%)
30K18.64 mi3.11 mi19416-3296892-247610-2920642(Top 69%)7863(Top 64%)710(Top 57%)
35K21.75 mi3.11 mi19542-1267083-191633-2319748(Top 66%)7784(Top 63%)703(Top 57%)
40K24.85 mi3.10 mi19039+5036990+93615+1816616(Top 55%)6572(Top 53%)565(Top 46%)
Finish26.22 mi1.37 mi18779+2606904+86608+714880(Top 50%)5804(Top 47%)484(Top 39%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×18story building
+279ft-164ft

Overall

17013

Females

5613

F45-49

5613

5K→10K

3.1 - 6.2 mi

Top 53%
×11story building
+103ft-217ft

Overall

15986

Females

5140

F45-49

5140

10K→15K

6.2 - 9.3 mi

Top 57%
×3story building
+51ft-55ft

Overall

17013

Females

5613

F45-49

5613

15K→21K

9.3 - 13.1 mi

Top 73%
×1story
+20ft-37ft

Overall

21945

Females

8051

F45-49

8051

21K→25K

13.1 - 15.5 mi

Top 77%
×2story building
+35ft-8ft

Overall

23188

Females

8934

F45-49

8934

25K→30K

15.5 - 18.6 mi

Top 69%
×2story building
+58ft-57ft

Overall

20642

Females

7863

F45-49

7863

30K→35K

18.6 - 21.8 mi

Top 66%
×2story building
+98ft-92ft

Overall

19748

Females

7784

F45-49

7784

35K→40K

21.8 - 24.9 mi

Top 55%
×2story building
+36ft-53ft

Overall

16616

Females

6572

F45-49

6572

40K→Finish

24.9 - 26.2 mi

Top 50%
×5story building
+80ft-24ft

Overall

14880

Females

5804

F45-49

5804

Passing Analysis

Category:
Athletes Passed
2015*
Passed By
6770
Net Change
-4755
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14024
5K → 10K111*1041-930#14024#14954
10K → 15K173*781-608#14954#15562
15K → 21K93*2427-2334#15562#17896
21K → 25K111*1302-1191#17896#19087
25K → 30K272*601-329#19087#19416
30K → 35K336*462-126#19416#19542
35K → 40K627*124+503#19542#19039
40K → Finish292*32+260#19039#18779
TOTALS2015*6770-4755

* 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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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