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MARINE CORPS MARATHON 2025

Kathryn Peterson

Rockford, IL

Bib: 30352 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F60-64)
#0 / 423
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
13:30/mi
41:56
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
12:20/mi
1:20:14
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
12:30/mi
1:59:03
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
13:09/mi
2:48:03
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:52/mi
3:20:03
↑ 350.2%
30 ft elev
30K· 18.64 mi
13:40/mi
4:02:30
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:55/mi
4:48:50
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
14:37/mi
5:34:15
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
15:12/mi
5:54:59
↑ 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
Time2:48:03
Pace12:53 /mi
2nd Half
Distance13.17 mi
Time3:06:55
Pace14:12 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:38:3241:5613:3041:56
13:30
-
10K
6.21 mi09:16:501:20:1412:5538:18
12:20
-1:10
15K
9.32 mi09:55:391:59:0312:4638:49
12:30
+0:10
21K
13.05 mi10:44:392:48:0312:5349:00
13:09
+0:39
25K
15.53 mi11:16:393:20:0312:5332:00
12:52
-0:17
30K
18.64 mi11:59:064:02:3013:0142:27
13:40
+0:48
35K
21.75 mi12:45:264:48:5013:1746:20
14:55
+1:15
40K
24.85 mi13:30:515:34:1513:2745:25
14:37
-0:18
Finish
26.22 mi13:51:355:54:5913:3320:44
15:12
+0:35

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

12:20 /mi

Average Pace

13:33 /mi

Slowest Pace

15:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:07

31% of race

Time at Steady Pace

2:13:23

38% of race

Time at Slower Pace

1:52:29

32% of race

Average Pace: 13:32 /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 mi08:38:3241:5613:3041:56
13:30
#28683
10K
6.21 mi09:16:501:20:1412:5538:18
12:20
#28131
15K
9.32 mi09:55:391:59:0312:4638:49
12:30
#27650
21K
13.05 mi10:44:392:48:0312:5349:00
13:09
#27141
25K
15.53 mi11:16:393:20:0312:5332:00
12:52
#26675
30K
18.64 mi11:59:064:02:3013:0142:27
13:40
#26140
35K
21.75 mi12:45:264:48:5013:1746:20
14:55
#26091
40K
24.85 mi13:30:515:34:1513:2745:25
14:37
#25700
Finish
26.22 mi13:51:355:54:5913:3320:44
15:12
#25678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi28683114623472643510232273
10K6.21 mi3.10 mi28131+55211137+325322+252733510724287
15K9.32 mi3.11 mi27650+48110881+256300+222643510232273
21K13.05 mi3.73 mi27141+50910632+249292+82581010027271
25K15.53 mi2.48 mi26675+46610425+207284+8242659471249
30K18.64 mi3.11 mi26140+53510230+195281+3235979318250
35K21.75 mi3.11 mi26091+4910274-44286-52534310369306
40K24.85 mi3.10 mi25700+39110149+125279+7231379431247
Finish26.22 mi1.37 mi25678+2210151-22792488010139280

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×18story building
+279ft-164ft

Overall

26435

Females

10232

F60-64

10232

5K→10K

3.1 - 6.2 mi

Top 91%
×11story building
+103ft-217ft

Overall

27335

Females

10724

F60-64

10724

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+51ft-55ft

Overall

26435

Females

10232

F60-64

10232

15K→21K

9.3 - 13.1 mi

Top 86%
×1story
+20ft-37ft

Overall

25810

Females

10027

F60-64

10027

21K→25K

13.1 - 15.5 mi

Top 81%
×2story building
+35ft-8ft

Overall

24265

Females

9471

F60-64

9471

25K→30K

15.5 - 18.6 mi

Top 79%
×2story building
+58ft-57ft

Overall

23597

Females

9318

F60-64

9318

30K→35K

18.6 - 21.8 mi

Top 84%
×2story building
+98ft-92ft

Overall

25343

Females

10369

F60-64

10369

35K→40K

21.8 - 24.9 mi

Top 77%
×2story building
+36ft-53ft

Overall

23137

Females

9431

F60-64

9431

40K→Finish

24.9 - 26.2 mi

Top 83%
×5story building
+80ft-24ft

Overall

24880

Females

10139

F60-64

10139

Passing Analysis

Category:
Athletes Passed
3812*
Passed By
807
Net Change
+3005
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28683
5K → 10K618*66+552#28683#28131
10K → 15K552*71+481#28131#27650
15K → 21K635*126+509#27650#27141
21K → 25K529*63+466#27141#26675
25K → 30K597*62+535#26675#26140
30K → 35K280*231+49#26140#26091
35K → 40K483*92+391#26091#25700
40K → Finish118*96+22#25700#25678
TOTALS3812*807+3005

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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