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MARINE CORPS MARATHON 2025

Shaina Merrick

Chicopee, MA

Bib: 17557 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 39%
Gender (Female)
#0 / 12338
Top 31%
Division (F35-39)
#0 / 1413
Top 31%
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
10:35/mi
32:54
↑ 279↓ 164
10K· 6.21 mi
9:58/mi
1:03:52
↑ 103↓ 217
15K· 9.32 mi
10:02/mi
1:35:03
↑ 51↓ 55
21K· 13.05 mi
10:09/mi
2:12:54
↑ 20↓ 37
25K· 15.53 mi
9:51/mi
2:37:22
↑ 35
30K· 18.64 mi
10:09/mi
3:08:54
↑ 58↓ 57
35K· 21.75 mi
10:17/mi
3:40:52
↑ 98↓ 92
40K· 24.85 mi
10:26/mi
4:13:16
↑ 36↓ 53
Finish· 26.22 mi
10:18/mi
4:27:19
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:12:5410:11 /mi⚡ faster
2nd Half
2:14:2510:12 /mi+1.1%
Positive split — 1.1% 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
32:5410:353.11 mi32:54
10:35
-
10K
1:03:5210:173.10 mi30:58
9:58
-0:37
15K
1:35:0310:123.11 mi31:11
10:02
+0:04
21K
2:12:5410:113.73 mi37:51
10:09
+0:07
25K
2:37:2210:082.48 mi24:28
9:51
-0:18
30K
3:08:5410:083.11 mi31:32
10:09
+0:18
35K
3:40:5210:093.11 mi31:58
10:17
+0:08
40K
4:13:1610:113.10 mi32:24
10:26
+0:09
Finish(26.22 mi)
4:27:1910:121.37 mi14:03
10:18
-0:08
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:51 /mi

Average Pace

10:12 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:22:01

76% of race

Time at Steady Pace

1:05:18

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:12 /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. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi154234911564149344738563
10K3.10 mi15364+594880+31563+1154894919575
15K3.11 mi15138+2264782+98562+1149344738563
21K3.73 mi14676+4624614+168541+21139844354510
25K2.48 mi14223+4534479+135526+15128434035453
30K3.11 mi13472+7514233+246489+37111683515401
35K3.11 mi12699+7734030+203458+31102363429405
40K3.10 mi12036+6633879+151439+1993253307370
Finish(26.22 mi)1.37 mi11830+2063827+52433+691273286380

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×18story building
+279ft-164ft

Overall

14934

Females

4738

F35-39

4738

5K→10K

3.1 - 6.2 mi

Top 52%
×11story building
+103ft-217ft

Overall

15489

Females

4919

F35-39

4919

10K→15K

6.2 - 9.3 mi

Top 50%
×3story building
+51ft-55ft

Overall

14934

Females

4738

F35-39

4738

15K→21K

9.3 - 13.1 mi

Top 47%
×1story
+20ft-37ft

Overall

13984

Females

4354

F35-39

4354

21K→25K

13.1 - 15.5 mi

Top 43%
×2story building
+35ft-8ft

Overall

12843

Females

4035

F35-39

4035

25K→30K

15.5 - 18.6 mi

Top 37%
×2story building
+58ft-57ft

Overall

11168

Females

3515

F35-39

3515

30K→35K

18.6 - 21.8 mi

Top 34%
×2story building
+98ft-92ft

Overall

10236

Females

3429

F35-39

3429

35K→40K

21.8 - 24.9 mi

Top 31%
×2story building
+36ft-53ft

Overall

9325

Females

3307

F35-39

3307

40K→Finish

24.9 - 26.2 mi

Top 30%
×5story building
+80ft-24ft

Overall

9127

Females

3286

F35-39

3286

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#15423
5K → 10K
385444*+59
#15423 → #15364
10K → 15K
216442*+226
#15364 → #15138
15K → 21K
141603*+462
#15138 → #14676
21K → 25K
60513*+453
#14676 → #14223
25K → 30K
29780*+751
#14223 → #13472
30K → 35K
46819*+773
#13472 → #12699
35K → 40K
63726*+663
#12699 → #12036
40K → Finish
46252*+206
#12036 → #11830
TOTALS
9864579*+3593
#15423 → #11830

* 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