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MARINE CORPS MARATHON 2025

Keely Reardon

Chicago, IL

Bib: 21801 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 48%
Gender (Female)
#0 / 12338
Top 40%
Division (F25-29)
#0 / 2322
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
12:05/mi
37:34
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:13/mi
1:12:26
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:20/mi
1:47:38
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:44/mi
2:27:38
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:19/mi
2:53:17
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:34/mi
3:26:06
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:55/mi
3:56:54
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:55/mi
4:27:42
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:55/mi
4:41:13
↑ 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 21K
Distance13.05 mi
Time2:27:38
Pace11:19 /mi
2nd Half✓ Faster
Distance13.17 mi
Time2:13:34
Pace10:09 /mi
📊Negative Split: 9.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:18:5337:3412:0537:34
12:05
-
10K
6.21 mi08:53:451:12:2611:3934:52
11:13
-0:52
15K
9.32 mi09:28:571:47:3811:3335:12
11:20
+0:07
21K
13.05 mi10:08:572:27:3811:1940:00
10:44
-0:36
25K
15.53 mi10:34:362:53:1711:0925:39
10:19
-0:25
30K
18.64 mi11:07:253:26:0611:0332:49
10:34
+0:15
35K
21.75 mi11:38:133:56:5410:5430:48
9:55
-0:39
40K
24.85 mi12:09:014:27:4210:4630:48
9:55
0:00
Finish
26.22 mi12:22:324:41:1310:4413:31
9:55
0:00

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

9:55 /mi

Average Pace

10:44 /mi

Slowest Pace

12:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:07

27% of race

Time at Steady Pace

1:38:28

35% of race

Time at Slower Pace

1:47:38

38% of race

Average Pace: 10:44 /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 mi08:18:5337:3412:0537:34
12:05
#24418
10K
6.21 mi08:53:451:12:2611:3934:52
11:13
#23866
15K
9.32 mi09:28:571:47:3811:3335:12
11:20
#23280
21K
13.05 mi10:08:572:27:3811:1940:00
10:44
#21134
25K
15.53 mi10:34:362:53:1711:0925:39
10:19
#19823
30K
18.64 mi11:07:253:26:0611:0332:49
10:34
#18342
35K
21.75 mi11:38:133:56:5410:5430:48
9:55
#16512
40K
24.85 mi12:09:014:27:4210:4630:48
9:55
#14943
Finish
26.22 mi12:22:324:41:1310:4413:31
9:55
#14456
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi244189159193822381(Top 74%)8146(Top 66%)1794(Top 77%)
10K6.21 mi3.10 mi23866+5528897+2621908+3023379(Top 78%)8640(Top 70%)1869(Top 81%)
15K9.32 mi3.11 mi23280+5868580+3171863+4522381(Top 74%)8146(Top 66%)1794(Top 77%)
21K13.05 mi3.73 mi21134+21467577+10031698+16517085(Top 57%)5720(Top 46%)1349(Top 58%)
25K15.53 mi2.48 mi19823+13117009+5681590+10815124(Top 50%)5052(Top 41%)1247(Top 54%)
30K18.64 mi3.11 mi18342+14816392+6171476+11412927(Top 43%)4289(Top 35%)1063(Top 46%)
35K21.75 mi3.11 mi16512+18305697+6951350+1268777(Top 29%)2787(Top 23%)737(Top 32%)
40K24.85 mi3.10 mi14943+15695121+5761245+1057432(Top 25%)2467(Top 20%)640(Top 28%)
Finish26.22 mi1.37 mi14456+4874958+1631222+237591(Top 25%)2610(Top 21%)698(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×18story building
+279ft-164ft

Overall

22381

Females

8146

F25-29

8146

5K→10K

3.1 - 6.2 mi

Top 78%
×11story building
+103ft-217ft

Overall

23379

Females

8640

F25-29

8640

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+51ft-55ft

Overall

22381

Females

8146

F25-29

8146

15K→21K

9.3 - 13.1 mi

Top 57%
×1story
+20ft-37ft

Overall

17085

Females

5720

F25-29

5720

21K→25K

13.1 - 15.5 mi

Top 50%
×2story building
+35ft-8ft

Overall

15124

Females

5052

F25-29

5052

25K→30K

15.5 - 18.6 mi

Top 43%
×2story building
+58ft-57ft

Overall

12927

Females

4289

F25-29

4289

30K→35K

18.6 - 21.8 mi

Top 29%
×2story building
+98ft-92ft

Overall

8777

Females

2787

F25-29

2787

35K→40K

21.8 - 24.9 mi

Top 25%
×2story building
+36ft-53ft

Overall

7432

Females

2467

F25-29

2467

40K→Finish

24.9 - 26.2 mi

Top 25%
×5story building
+80ft-24ft

Overall

7591

Females

2610

F25-29

2610

Passing Analysis

Category:
Athletes Passed
10379*
Passed By
417
Net Change
+9962
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24418
5K → 10K780*228+552#24418#23866
10K → 15K749*163+586#23866#23280
15K → 21K2150*4+2146#23280#21134
21K → 25K1317*6+1311#21134#19823
25K → 30K1484*3+1481#19823#18342
30K → 35K1833*3+1830#18342#16512
35K → 40K1572*3+1569#16512#14943
40K → Finish494*7+487#14943#14456
TOTALS10379*417+9962

* 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