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MARINE CORPS MARATHON 2025

Elizabeth Flynn

Somerville, MA

Bib: 4420 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 20%
Gender (Female)
#0 / 12338
Top 13%
Division (F20-24)
#0 / 1404
Top 22%
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
9:24/mi
29:11
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:51/mi
56:40
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:42/mi
1:23:43
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:01/mi
1:57:21
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:44/mi
2:19:03
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:07/mi
2:47:21
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:12/mi
3:15:56
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:11/mi
3:44:27
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:03/mi
3:56:47
↑ 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
Time1:57:21
Pace9:00 /mi
2nd Half
Distance13.17 mi
Time1:59:25
Pace9:04 /mi
📊Positive Split: 1.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:56:4429:119:2429:11
9:24
-
10K
6.21 mi08:24:1356:409:0727:29
8:51
-0:33
15K
9.32 mi08:51:161:23:438:5927:03
8:42
-0:09
21K
13.05 mi09:24:541:57:219:0033:38
9:01
+0:19
25K
15.53 mi09:46:362:19:038:5721:42
8:44
-0:17
30K
18.64 mi10:14:542:47:218:5928:18
9:07
+0:23
35K
21.75 mi10:43:293:15:569:0128:35
9:12
+0:05
40K
24.85 mi11:12:003:44:279:0228:31
9:11
-0:01
Finish
26.22 mi11:24:203:56:479:0212:20
9:03
-0:08

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

8:42 /mi

Average Pace

9:02 /mi

Slowest Pace

9:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:30:30

64% of race

Time at Steady Pace

1:26:17

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:02 /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 mi07:56:4429:119:2429:11
9:24
#7943
10K
6.21 mi08:24:1356:409:0727:29
8:51
#8151
15K
9.32 mi08:51:161:23:438:5927:03
8:42
#7732
21K
13.05 mi09:24:541:57:219:0033:38
9:01
#7702
25K
15.53 mi09:46:362:19:038:5721:42
8:44
#7493
30K
18.64 mi10:14:542:47:218:5928:18
9:07
#7155
35K
21.75 mi10:43:293:15:569:0128:35
9:12
#6721
40K
24.85 mi11:12:003:44:279:0228:31
9:11
#6293
Finish
26.22 mi11:24:203:56:479:0212:20
9:03
#6096
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi794320043817094(Top 24%)1726(Top 14%)341(Top 24%)
10K6.21 mi3.10 mi8151-2082062-58389-88375(Top 28%)2111(Top 17%)392(Top 28%)
15K9.32 mi3.11 mi7732+4191908+154369+207094(Top 24%)1726(Top 14%)341(Top 24%)
21K13.05 mi3.73 mi7702+301915-7370-17808(Top 26%)1955(Top 16%)375(Top 27%)
25K15.53 mi2.48 mi7493+2091845+70359+117120(Top 24%)1775(Top 14%)340(Top 24%)
30K18.64 mi3.11 mi7155+3381769+76339+206504(Top 22%)1682(Top 14%)323(Top 23%)
35K21.75 mi3.11 mi6721+4341698+71325+145899(Top 20%)1616(Top 13%)317(Top 23%)
40K24.85 mi3.10 mi6293+4281636+62313+124726(Top 16%)1379(Top 11%)278(Top 20%)
Finish26.22 mi1.37 mi6096+1971590+46308+54327(Top 14%)1266(Top 10%)272(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×18story building
+279ft-164ft

Overall

7094

Females

1726

F20-24

1726

5K→10K

3.1 - 6.2 mi

Top 28%
×11story building
+103ft-217ft

Overall

8375

Females

2111

F20-24

2111

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+51ft-55ft

Overall

7094

Females

1726

F20-24

1726

15K→21K

9.3 - 13.1 mi

Top 26%
×1story
+20ft-37ft

Overall

7808

Females

1955

F20-24

1955

21K→25K

13.1 - 15.5 mi

Top 24%
×2story building
+35ft-8ft

Overall

7120

Females

1775

F20-24

1775

25K→30K

15.5 - 18.6 mi

Top 22%
×2story building
+58ft-57ft

Overall

6504

Females

1682

F20-24

1682

30K→35K

18.6 - 21.8 mi

Top 20%
×2story building
+98ft-92ft

Overall

5899

Females

1616

F20-24

1616

35K→40K

21.8 - 24.9 mi

Top 16%
×2story building
+36ft-53ft

Overall

4726

Females

1379

F20-24

1379

40K→Finish

24.9 - 26.2 mi

Top 14%
×5story building
+80ft-24ft

Overall

4327

Females

1266

F20-24

1266

Passing Analysis

Category:
Athletes Passed
2871*
Passed By
1024
Net Change
+1847
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7943
5K → 10K195*403-208#7943#8151
10K → 15K490*71+419#8151#7732
15K → 21K252*222+30#7732#7702
21K → 25K286*77+209#7702#7493
25K → 30K438*100+338#7493#7155
30K → 35K508*74+434#7155#6721
35K → 40K478*50+428#6721#6293
40K → Finish224*27+197#6293#6096
TOTALS2871*1024+1847

* 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