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MARINE CORPS MARATHON 2025

Jane Chew

Ellicott City, MD

Bib: 37166 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 50%
Division (F55-59)
#0 / 873
Top 44%
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
12:24/mi
38:33
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:29/mi
1:14:14
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:45/mi
1:50:44
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
12:18/mi
2:36:37
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:19/mi
3:04:44
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:15/mi
3:42:48
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:03/mi
4:20:14
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:14/mi
4:58:15
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:31/mi
5:15:19
↑ 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
Time2:36:37
Pace12:00 /mi
2nd Half
Distance13.17 mi
Time2:38:42
Pace12:03 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:27:4938:3312:2438:33
12:24
-
10K
6.21 mi09:03:301:14:1411:5735:41
11:29
-0:55
15K
9.32 mi09:40:001:50:4411:5336:30
11:45
+0:16
21K
13.05 mi10:25:532:36:3712:0045:53
12:18
+0:33
25K
15.53 mi10:54:003:04:4411:5428:07
11:19
-0:59
30K
18.64 mi11:32:043:42:4811:5738:04
12:15
+0:56
35K
21.75 mi12:09:304:20:1411:5837:26
12:03
-0:12
40K
24.85 mi12:47:314:58:1512:0038:01
12:14
+0:11
Finish
26.22 mi13:04:355:15:1912:0217:04
12:31
+0:17

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

11:19 /mi

Average Pace

12:02 /mi

Slowest Pace

12:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:58:15

95% of race

Time at Steady Pace

17:04

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:02 /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 mi08:27:4938:3312:2438:33
12:24
#25688
10K
6.21 mi09:03:301:14:1411:5735:41
11:29
#25173
15K
9.32 mi09:40:001:50:4411:5336:30
11:45
#24754
21K
13.05 mi10:25:532:36:3712:0045:53
12:18
#24172
25K
15.53 mi10:54:003:04:4411:5428:07
11:19
#23159
30K
18.64 mi11:32:043:42:4811:5738:04
12:15
#22322
35K
21.75 mi12:09:304:20:1411:5837:26
12:03
#21369
40K
24.85 mi12:47:314:58:1512:0038:01
12:14
#20526
Finish
26.22 mi13:04:355:15:1912:0217:04
12:31
#20306
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi25688981355624080(Top 80%)8992(Top 73%)494(Top 57%)
10K6.21 mi3.10 mi25173+5159551+262530+2624583(Top 82%)9281(Top 75%)511(Top 59%)
15K9.32 mi3.11 mi24754+4199328+223515+1524080(Top 80%)8992(Top 73%)494(Top 57%)
21K13.05 mi3.73 mi24172+5829069+259492+2323353(Top 78%)8754(Top 71%)480(Top 56%)
25K15.53 mi2.48 mi23159+10138607+462460+3219319(Top 64%)7043(Top 57%)326(Top 38%)
30K18.64 mi3.11 mi22322+8378298+309433+2719370(Top 64%)7227(Top 59%)352(Top 41%)
35K21.75 mi3.11 mi21369+9537947+351407+2616843(Top 56%)6454(Top 52%)280(Top 33%)
40K24.85 mi3.10 mi20526+8437637+310390+1715917(Top 53%)6247(Top 51%)267(Top 31%)
Finish26.22 mi1.37 mi20306+2207564+73381+917602(Top 59%)6994(Top 57%)305(Top 35%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×18story building
+279ft-164ft

Overall

24080

Females

8992

F55-59

8992

5K→10K

3.1 - 6.2 mi

Top 82%
×11story building
+103ft-217ft

Overall

24583

Females

9281

F55-59

9281

10K→15K

6.2 - 9.3 mi

Top 80%
×3story building
+51ft-55ft

Overall

24080

Females

8992

F55-59

8992

15K→21K

9.3 - 13.1 mi

Top 78%
×1story
+20ft-37ft

Overall

23353

Females

8754

F55-59

8754

21K→25K

13.1 - 15.5 mi

Top 64%
×2story building
+35ft-8ft

Overall

19319

Females

7043

F55-59

7043

25K→30K

15.5 - 18.6 mi

Top 64%
×2story building
+58ft-57ft

Overall

19370

Females

7227

F55-59

7227

30K→35K

18.6 - 21.8 mi

Top 56%
×2story building
+98ft-92ft

Overall

16843

Females

6454

F55-59

6454

35K→40K

21.8 - 24.9 mi

Top 53%
×2story building
+36ft-53ft

Overall

15917

Females

6247

F55-59

6247

40K→Finish

24.9 - 26.2 mi

Top 59%
×5story building
+80ft-24ft

Overall

17602

Females

6994

F55-59

6994

Passing Analysis

Category:
Athletes Passed
6079*
Passed By
697
Net Change
+5382
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25688
5K → 10K689*174+515#25688#25173
10K → 15K572*153+419#25173#24754
15K → 21K796*214+582#24754#24172
21K → 25K1034*21+1013#24172#23159
25K → 30K879*42+837#23159#22322
30K → 35K987*34+953#22322#21369
35K → 40K877*34+843#21369#20526
40K → Finish245*25+220#20526#20306
TOTALS6079*697+5382

* 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