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MARINE CORPS MARATHON 2025

Chelsea Hamilton

Woodbridge, VA

Bib: 8769 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 44%
Gender (Female)
#0 / 12338
Top 36%
Masters (Masters Women)
#0 / 5451
Top 25%
Division (F45-49)
#0 / 1255
Top 28%
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
9:42/mi
30:07
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:18/mi
59:01
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:34/mi
1:28:45
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:09/mi
2:06:36
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:04/mi
2:31:36
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:00/mi
3:05:45
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
11:33/mi
3:41:39
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
11:46/mi
4:18:12
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
11:57/mi
4:34:30
↑ 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
Time2:06:36
Pace9:42 /mi
2nd Half
Distance13.17 mi
Time2:27:54
Pace11:14 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:52:0730:079:4230:07
9:42
-
10K
6.21 mi08:21:0159:019:3028:54
9:18
-0:24
15K
9.32 mi08:50:451:28:459:3129:44
9:34
+0:16
21K
13.05 mi09:28:362:06:369:4237:51
10:09
+0:35
25K
15.53 mi09:53:362:31:369:4625:00
10:04
-0:05
30K
18.64 mi10:27:453:05:459:5834:09
11:00
+0:56
35K
21.75 mi11:03:393:41:3910:1235:54
11:33
+0:33
40K
24.85 mi11:40:124:18:1210:2336:33
11:46
+0:13
Finish
26.22 mi11:56:304:34:3010:2916:18
11:57
+0:11

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

9:18 /mi

Average Pace

10:29 /mi

Slowest Pace

11:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:38

21% of race

Time at Steady Pace

1:32:58

34% of race

Time at Slower Pace

2:02:54

45% of race

Average Pace: 10:28 /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 mi07:52:0730:079:4230:07
9:42
#9826
10K
6.21 mi08:21:0159:019:3028:54
9:18
#10558
15K
9.32 mi08:50:451:28:459:3129:44
9:34
#11118
21K
13.05 mi09:28:362:06:369:4237:51
10:09
#11968
25K
15.53 mi09:53:362:31:369:4625:00
10:04
#12159
30K
18.64 mi10:27:453:05:459:5834:09
11:00
#12562
35K
21.75 mi11:03:393:41:3910:1235:54
11:33
#12910
40K
24.85 mi11:40:124:18:1210:2336:33
11:46
#13039
Finish
26.22 mi11:56:304:34:3010:2916:18
11:57
#13170
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi9826266720512357(Top 41%)3625(Top 29%)285(Top 23%)
10K6.21 mi3.10 mi10558-7322912-245230-2511361(Top 38%)3208(Top 26%)258(Top 21%)
15K9.32 mi3.11 mi11118-5603123-211245-1512357(Top 41%)3625(Top 29%)285(Top 23%)
21K13.05 mi3.73 mi11968-8503463-340275-3014003(Top 47%)4359(Top 35%)338(Top 27%)
25K15.53 mi2.48 mi12159-1913592-129282-713870(Top 46%)4497(Top 36%)345(Top 28%)
30K18.64 mi3.11 mi12562-4033831-239300-1814712(Top 49%)5095(Top 41%)412(Top 33%)
35K21.75 mi3.11 mi12910-3484125-294325-2515153(Top 50%)5668(Top 46%)473(Top 38%)
40K24.85 mi3.10 mi13039-1294312-187342-1714337(Top 48%)5550(Top 45%)464(Top 37%)
Finish26.22 mi1.37 mi13170-1314393-81350-815580(Top 52%)6099(Top 49%)521(Top 42%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×18story building
+279ft-164ft

Overall

12357

Females

3625

F45-49

3625

5K→10K

3.1 - 6.2 mi

Top 38%
×11story building
+103ft-217ft

Overall

11361

Females

3208

F45-49

3208

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+51ft-55ft

Overall

12357

Females

3625

F45-49

3625

15K→21K

9.3 - 13.1 mi

Top 47%
×1story
+20ft-37ft

Overall

14003

Females

4359

F45-49

4359

21K→25K

13.1 - 15.5 mi

Top 46%
×2story building
+35ft-8ft

Overall

13870

Females

4497

F45-49

4497

25K→30K

15.5 - 18.6 mi

Top 49%
×2story building
+58ft-57ft

Overall

14712

Females

5095

F45-49

5095

30K→35K

18.6 - 21.8 mi

Top 50%
×2story building
+98ft-92ft

Overall

15153

Females

5668

F45-49

5668

35K→40K

21.8 - 24.9 mi

Top 48%
×2story building
+36ft-53ft

Overall

14337

Females

5550

F45-49

5550

40K→Finish

24.9 - 26.2 mi

Top 52%
×5story building
+80ft-24ft

Overall

15580

Females

6099

F45-49

6099

Passing Analysis

Category:
Athletes Passed
1334*
Passed By
4678
Net Change
-3344
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9826
5K → 10K88*820-732#9826#10558
10K → 15K86*646-560#10558#11118
15K → 21K110*960-850#11118#11968
21K → 25K193*384-191#11968#12159
25K → 30K192*595-403#12159#12562
30K → 35K277*625-348#12562#12910
35K → 40K293*422-129#12910#13039
40K → Finish95*226-131#13039#13170
TOTALS1334*4678-3344

* 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