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MARINE CORPS MARATHON 2025

Emily Boyko

Jamaica Plain, MA

Bib: 3124 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 5%
Gender (Female)
#0 / 12338
Top 2%
Division (F30-34)
#0 / 1621
Top 3%
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
8:16/mi
25:41
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:22/mi
48:34
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:33/mi
1:12:01
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:45/mi
1:40:54
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:29/mi
1:59:29
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:45/mi
2:23:34
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:51/mi
2:47:58
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
7:58/mi
3:12:42
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:53/mi
3:23:27
↑ 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
Time1:40:54
Pace7:44 /mi
2nd Half
Distance13.17 mi
Time1:42:33
Pace7:47 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:47:3725:418:1625:41
8:16
-
10K
6.21 mi08:10:3048:347:4922:53
7:22
-0:54
15K
9.32 mi08:33:571:12:017:4423:27
7:33
+0:11
21K
13.05 mi09:02:501:40:547:4428:53
7:45
+0:12
25K
15.53 mi09:21:251:59:297:4118:35
7:29
-0:16
30K
18.64 mi09:45:302:23:347:4224:05
7:45
+0:16
35K
21.75 mi10:09:542:47:587:4324:24
7:51
+0:06
40K
24.85 mi10:34:383:12:427:4524:44
7:58
+0:07
Finish
26.22 mi10:45:233:23:277:4610:45
7:53
-0:05

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

7:22 /mi

Average Pace

7:46 /mi

Slowest Pace

8:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57:46

87% of race

Time at Steady Pace

25:41

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi07:47:3725:418:1625:41
8:16
#2407
10K
6.21 mi08:10:3048:347:4922:53
7:22
#2057
15K
9.32 mi08:33:571:12:017:4423:27
7:33
#2029
21K
13.05 mi09:02:501:40:547:4428:53
7:45
#1986
25K
15.53 mi09:21:251:59:297:4118:35
7:29
#1933
30K
18.64 mi09:45:302:23:347:4224:05
7:45
#1851
35K
21.75 mi10:09:542:47:587:4324:24
7:51
#1757
40K
24.85 mi10:34:383:12:427:4524:44
7:58
#1655
Finish
26.22 mi10:45:233:23:277:4610:45
7:53
#1606
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi3.11 mi2407424752001(Top 7%)335(Top 3%)57(Top 4%)
10K6.21 mi3.10 mi2057+350354+7059+161731(Top 6%)261(Top 2%)38(Top 2%)
15K9.32 mi3.11 mi2029+28352+2592001(Top 7%)335(Top 3%)57(Top 4%)
21K13.05 mi3.73 mi1986+43331+2152+72053(Top 7%)340(Top 3%)54(Top 3%)
25K15.53 mi2.48 mi1933+53324+751+11837(Top 6%)302(Top 2%)50(Top 3%)
30K18.64 mi3.11 mi1851+82308+1652-11717(Top 6%)296(Top 2%)51(Top 3%)
35K21.75 mi3.11 mi1757+94297+1150+21558(Top 5%)288(Top 2%)50(Top 3%)
40K24.85 mi3.10 mi1655+102281+1648+21494(Top 5%)302(Top 2%)49(Top 3%)
Finish26.22 mi1.37 mi1606+49280+146+21311(Top 4%)271(Top 2%)45(Top 3%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×18story building
+279ft-164ft

Overall

2001

Females

335

F30-34

335

5K→10K

3.1 - 6.2 mi

Top 6%
×11story building
+103ft-217ft

Overall

1731

Females

261

F30-34

261

10K→15K

6.2 - 9.3 mi

Top 7%
×3story building
+51ft-55ft

Overall

2001

Females

335

F30-34

335

15K→21K

9.3 - 13.1 mi

Top 7%
×1story
+20ft-37ft

Overall

2053

Females

340

F30-34

340

21K→25K

13.1 - 15.5 mi

Top 6%
×2story building
+35ft-8ft

Overall

1837

Females

302

F30-34

302

25K→30K

15.5 - 18.6 mi

Top 6%
×2story building
+58ft-57ft

Overall

1717

Females

296

F30-34

296

30K→35K

18.6 - 21.8 mi

Top 5%
×2story building
+98ft-92ft

Overall

1558

Females

288

F30-34

288

35K→40K

21.8 - 24.9 mi

Top 5%
×2story building
+36ft-53ft

Overall

1494

Females

302

F30-34

302

40K→Finish

24.9 - 26.2 mi

Top 4%
×5story building
+80ft-24ft

Overall

1311

Females

271

F30-34

271

Passing Analysis

Category:
Athletes Passed
1021*
Passed By
220
Net Change
+801
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2407
5K → 10K365*15+350#2407#2057
10K → 15K7850+28#2057#2029
15K → 21K87*44+43#2029#1986
21K → 25K7118+53#1986#1933
25K → 30K106*24+82#1933#1851
30K → 35K12127+94#1851#1757
35K → 40K128*26+102#1757#1655
40K → Finish65*16+49#1655#1606
TOTALS1021*220+801

* 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