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MARINE CORPS MARATHON 2025

Alessandra Siever

Darnestown, MD

Bib: 2267 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 33%
Gender (Female)
#0 / 12338
Top 24%
Division (F14-19)
#0 / 127
Top 24%
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
9:43/mi
30:11
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:21/mi
59:13
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:28/mi
1:31:43
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:37/mi
2:07:34
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:43/mi
2:31:42
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:41/mi
3:04:55
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:13/mi
3:36:39
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:01/mi
4:04:41
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:56/mi
4:16:52
↑ 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
Time2:07:34
Pace9:47 /mi
2nd Half
Distance13.17 mi
Time2:09:18
Pace9:49 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:06:0030:119:4330:11
9:43
-
10K
6.21 mi08:35:0259:139:3229:02
9:21
-0:22
15K
9.32 mi09:07:321:31:439:5032:30
10:28
+1:07
21K
13.05 mi09:43:232:07:349:4735:51
9:37
-0:51
25K
15.53 mi10:07:312:31:429:4624:08
9:43
+0:06
30K
18.64 mi10:40:443:04:559:5533:13
10:41
+0:58
35K
21.75 mi11:12:283:36:399:5831:44
10:13
-0:28
40K
24.85 mi11:40:304:04:419:5128:02
9:01
-1:12
Finish
26.22 mi11:52:414:16:529:4812:11
8:56
-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

8:56 /mi

Average Pace

9:48 /mi

Slowest Pace

10:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:39:25

62% of race

Time at Steady Pace

1:04:14

25% of race

Time at Slower Pace

33:13

13% of race

Average Pace: 9:48 /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 mi08:06:0030:119:4330:11
9:43
#9924
10K
6.21 mi08:35:0259:139:3229:02
9:21
#10759
15K
9.32 mi09:07:321:31:439:5032:30
10:28
#12947
21K
13.05 mi09:43:232:07:349:4735:51
9:37
#12341
25K
15.53 mi10:07:312:31:429:4624:08
9:43
#12191
30K
18.64 mi10:40:443:04:559:5533:13
10:41
#12323
35K
21.75 mi11:12:283:36:399:5831:44
10:13
#11753
40K
24.85 mi11:40:304:04:419:5128:02
9:01
#10274
Finish
26.22 mi11:52:414:16:529:4812:11
8:56
#9757
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF14-19Seg. OverallSeg. FemalesSeg. F14-19
5K3.11 mi3.11 mi992427033017586(Top 59%)5872(Top 48%)64(Top 51%)
10K6.21 mi3.10 mi10759-8352989-28631-111622(Top 39%)3304(Top 27%)32(Top 26%)
15K9.32 mi3.11 mi12947-21883879-89041-1017586(Top 59%)5872(Top 48%)64(Top 51%)
21K13.05 mi3.73 mi12341+6063636+24338+311250(Top 37%)3227(Top 26%)33(Top 26%)
25K15.53 mi2.48 mi12191+1503608+283812172(Top 41%)3752(Top 30%)40(Top 32%)
30K18.64 mi3.11 mi12323-1323749-14137+113484(Top 45%)4526(Top 37%)45(Top 36%)
35K21.75 mi3.11 mi11753+5703623+12634+39923(Top 33%)3295(Top 27%)30(Top 24%)
40K24.85 mi3.10 mi10274+14793144+47930+44194(Top 14%)1165(Top 9%)13(Top 10%)
Finish26.22 mi1.37 mi9757+5172957+187303976(Top 13%)1128(Top 9%)12(Top 10%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×18story building
+279ft-164ft

Overall

17586

Females

5872

F14-19

5872

5K→10K

3.1 - 6.2 mi

Top 39%
×11story building
+103ft-217ft

Overall

11622

Females

3304

F14-19

3304

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+51ft-55ft

Overall

17586

Females

5872

F14-19

5872

15K→21K

9.3 - 13.1 mi

Top 37%
×1story
+20ft-37ft

Overall

11250

Females

3227

F14-19

3227

21K→25K

13.1 - 15.5 mi

Top 41%
×2story building
+35ft-8ft

Overall

12172

Females

3752

F14-19

3752

25K→30K

15.5 - 18.6 mi

Top 45%
×2story building
+58ft-57ft

Overall

13484

Females

4526

F14-19

4526

30K→35K

18.6 - 21.8 mi

Top 33%
×2story building
+98ft-92ft

Overall

9923

Females

3295

F14-19

3295

35K→40K

21.8 - 24.9 mi

Top 14%
×2story building
+36ft-53ft

Overall

4194

Females

1165

F14-19

1165

40K→Finish

24.9 - 26.2 mi

Top 13%
×5story building
+80ft-24ft

Overall

3976

Females

1128

F14-19

1128

Passing Analysis

Category:
Athletes Passed
3986*
Passed By
3819
Net Change
+167
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9924
5K → 10K76*911-835#9924#10759
10K → 15K23*2211-2188#10759#12947
15K → 21K663*57+606#12947#12341
21K → 25K295*145+150#12341#12191
25K → 30K272*404-132#12191#12323
30K → 35K655*85+570#12323#11753
35K → 40K1479*0+1479#11753#10274
40K → Finish523*6+517#10274#9757
TOTALS3986*3819+167

* 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