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MARINE CORPS MARATHON 2025

Diane Threlkeld

Glen Carbon, IL

Bib: 25899 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Division (F35-39)
#0 / 1413
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
11:43/mi
36:24
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:42/mi
1:09:38
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:51/mi
1:43:22
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:01/mi
2:24:27
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:28/mi
2:52:58
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:10/mi
3:30:45
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
13:57/mi
4:14:04
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
14:21/mi
4:58:40
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:20/mi
5:16:51
↑ 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
Time2:24:27
Pace11:04 /mi
2nd Half
Distance13.17 mi
Time2:52:23
Pace13:05 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:32:1336:2411:4336:24
11:43
-
10K
6.21 mi09:05:271:09:3811:1233:14
10:42
-1:01
15K
9.32 mi09:39:111:43:2211:0533:44
10:51
+0:09
21K
13.05 mi10:20:162:24:2711:0441:05
11:01
+0:10
25K
15.53 mi10:48:472:52:5811:0828:31
11:28
+0:27
30K
18.64 mi11:26:343:30:4511:1837:47
12:10
+0:42
35K
21.75 mi12:09:534:14:0411:4143:19
13:57
+1:47
40K
24.85 mi12:54:294:58:4012:0144:36
14:21
+0:24
Finish
26.22 mi13:12:405:16:5112:0618:11
13:20
-1:01

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

10:42 /mi

Average Pace

12:06 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:48:03

34% of race

Time at Steady Pace

1:42:42

32% of race

Time at Slower Pace

1:46:06

33% of race

Average Pace: 12:05 /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 mi08:32:1336:2411:4336:24
11:43
#22407
10K
6.21 mi09:05:271:09:3811:1233:14
10:42
#21396
15K
9.32 mi09:39:111:43:2211:0533:44
10:51
#20794
21K
13.05 mi10:20:162:24:2711:0441:05
11:01
#19792
25K
15.53 mi10:48:472:52:5811:0828:31
11:28
#19739
30K
18.64 mi11:26:343:30:4511:1837:47
12:10
#19541
35K
21.75 mi12:09:534:14:0411:4143:19
13:57
#20274
40K
24.85 mi12:54:294:58:4012:0144:36
14:21
#20579
Finish
26.22 mi13:12:405:16:5112:0618:11
13:20
#20508
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi22407817194019935(Top 66%)6983(Top 57%)816(Top 58%)
10K6.21 mi3.10 mi21396+10117684+487884+5620354(Top 68%)7169(Top 58%)825(Top 59%)
15K9.32 mi3.11 mi20794+6027384+300850+3419935(Top 66%)6983(Top 57%)816(Top 58%)
21K13.05 mi3.73 mi19792+10026922+462802+4818469(Top 61%)6384(Top 52%)736(Top 53%)
25K15.53 mi2.48 mi19739+536967-45812-1019909(Top 66%)7319(Top 59%)831(Top 59%)
30K18.64 mi3.11 mi19541+1986955+12801+1119070(Top 63%)7082(Top 57%)814(Top 58%)
35K21.75 mi3.11 mi20274-7337428-473853-5222837(Top 76%)9245(Top 75%)1068(Top 76%)
40K24.85 mi3.10 mi20579-3057666-238874-2122424(Top 75%)9137(Top 74%)1044(Top 75%)
Finish26.22 mi1.37 mi20508+717667-187420174(Top 67%)8047(Top 65%)931(Top 67%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 66%
×18story building
+279ft-164ft

Overall

19935

Females

6983

F35-39

6983

5K→10K

3.1 - 6.2 mi

Top 68%
×11story building
+103ft-217ft

Overall

20354

Females

7169

F35-39

7169

10K→15K

6.2 - 9.3 mi

Top 66%
×3story building
+51ft-55ft

Overall

19935

Females

6983

F35-39

6983

15K→21K

9.3 - 13.1 mi

Top 61%
×1story
+20ft-37ft

Overall

18469

Females

6384

F35-39

6384

21K→25K

13.1 - 15.5 mi

Top 66%
×2story building
+35ft-8ft

Overall

19909

Females

7319

F35-39

7319

25K→30K

15.5 - 18.6 mi

Top 63%
×2story building
+58ft-57ft

Overall

19070

Females

7082

F35-39

7082

30K→35K

18.6 - 21.8 mi

Top 76%
×2story building
+98ft-92ft

Overall

22837

Females

9245

F35-39

9245

35K→40K

21.8 - 24.9 mi

Top 75%
×2story building
+36ft-53ft

Overall

22424

Females

9137

F35-39

9137

40K→Finish

24.9 - 26.2 mi

Top 67%
×5story building
+80ft-24ft

Overall

20174

Females

8047

F35-39

8047

Passing Analysis

Category:
Athletes Passed
4288*
Passed By
2389
Net Change
+1899
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22407
5K → 10K1133*122+1011#22407#21396
10K → 15K727*125+602#21396#20794
15K → 21K1113*111+1002#20794#19792
21K → 25K375*322+53#19792#19739
25K → 30K455*257+198#19739#19541
30K → 35K148*881-733#19541#20274
35K → 40K196*501-305#20274#20579
40K → Finish141*70+71#20579#20508
TOTALS4288*2389+1899

* 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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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions