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MARINE CORPS MARATHON 2025

Amber Thornton

Apex, NC

Bib: 4064 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 34%
Gender (Female)
#0 / 12338
Top 26%
Masters (Masters Women)
#0 / 5451
Top 17%
Division (F40-44)
#0 / 1527
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
10:06/mi
31:22
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:28/mi
1:00:46
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:38/mi
1:30:42
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:46/mi
2:07:06
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:22/mi
2:30:22
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:55/mi
3:01:11
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
10:09/mi
3:32:42
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
10:21/mi
4:04:51
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:28/mi
4:19:07
↑ 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
Time2:07:06
Pace9:44 /mi
2nd Half
Distance13.17 mi
Time2:12:01
Pace10:01 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:01:5931:2210:0631:22
10:06
-
10K
6.21 mi08:31:231:00:469:4729:24
9:28
-0:38
15K
9.32 mi09:01:191:30:429:4429:56
9:38
+0:10
21K
13.05 mi09:37:432:07:069:4436:24
9:46
+0:08
25K
15.53 mi10:00:592:30:229:4123:16
9:22
-0:24
30K
18.64 mi10:31:483:01:119:4330:49
9:55
+0:33
35K
21.75 mi11:03:193:32:429:4731:31
10:09
+0:14
40K
24.85 mi11:35:284:04:519:5132:09
10:21
+0:12
Finish
26.22 mi11:49:444:19:079:5314:16
10:28
+0:07

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

9:22 /mi

Average Pace

9:53 /mi

Slowest Pace

10:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:42

82% of race

Time at Steady Pace

46:25

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:53 /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 mi08:01:5931:2210:0631:22
10:06
#12271
10K
6.21 mi08:31:231:00:469:4729:24
9:28
#12269
15K
9.32 mi09:01:191:30:429:4429:56
9:38
#12369
21K
13.05 mi09:37:432:07:069:4436:24
9:46
#12170
25K
15.53 mi10:00:592:30:229:4123:16
9:22
#11726
30K
18.64 mi10:31:483:01:119:4330:49
9:55
#11285
35K
21.75 mi11:03:193:32:429:4731:31
10:09
#10770
40K
24.85 mi11:35:284:04:519:5132:09
10:21
#10314
Finish
26.22 mi11:49:444:19:079:5314:16
10:28
#10223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi12271360541612717(Top 42%)3788(Top 31%)434(Top 29%)
10K6.21 mi3.10 mi12269+23581+24421-512378(Top 41%)3600(Top 29%)427(Top 28%)
15K9.32 mi3.11 mi12369-1003613-32417+412717(Top 42%)3788(Top 31%)434(Top 29%)
21K13.05 mi3.73 mi12170+1993556+5741712040(Top 40%)3554(Top 29%)417(Top 28%)
25K15.53 mi2.48 mi11726+4443407+149395+2210473(Top 35%)3030(Top 25%)336(Top 22%)
30K18.64 mi3.11 mi11285+4413300+107382+1310168(Top 34%)3099(Top 25%)350(Top 23%)
35K21.75 mi3.11 mi10770+5153215+85370+129682(Top 32%)3182(Top 26%)355(Top 23%)
40K24.85 mi3.10 mi10314+4563160+55366+48999(Top 30%)3149(Top 26%)352(Top 23%)
Finish26.22 mi1.37 mi10223+913156+4362+49812(Top 33%)3603(Top 29%)389(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×18story building
+279ft-164ft

Overall

12717

Females

3788

F40-44

3788

5K→10K

3.1 - 6.2 mi

Top 41%
×11story building
+103ft-217ft

Overall

12378

Females

3600

F40-44

3600

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+51ft-55ft

Overall

12717

Females

3788

F40-44

3788

15K→21K

9.3 - 13.1 mi

Top 40%
×1story
+20ft-37ft

Overall

12040

Females

3554

F40-44

3554

21K→25K

13.1 - 15.5 mi

Top 35%
×2story building
+35ft-8ft

Overall

10473

Females

3030

F40-44

3030

25K→30K

15.5 - 18.6 mi

Top 34%
×2story building
+58ft-57ft

Overall

10168

Females

3099

F40-44

3099

30K→35K

18.6 - 21.8 mi

Top 32%
×2story building
+98ft-92ft

Overall

9682

Females

3182

F40-44

3182

35K→40K

21.8 - 24.9 mi

Top 30%
×2story building
+36ft-53ft

Overall

8999

Females

3149

F40-44

3149

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

9812

Females

3603

F40-44

3603

Passing Analysis

Category:
Athletes Passed
3378*
Passed By
1330
Net Change
+2048
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12271
5K → 10K372*370+2#12271#12269
10K → 15K221*321-100#12269#12369
15K → 21K388*189+199#12369#12170
21K → 25K497*53+444#12170#11726
25K → 30K535*94+441#11726#11285
30K → 35K621*106+515#11285#10770
35K → 40K569*113+456#10770#10314
40K → Finish175*84+91#10314#10223
TOTALS3378*1330+2048

* 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