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MARINE CORPS MARATHON 2025

Sally Chung

Bethesda, MD

Bib: 27787 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 44%
Gender (Female)
#0 / 12338
Top 35%
Division (F30-34)
#0 / 1621
Top 40%
Race Day Weather
42°/32°F
broken clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:22/mi
32:14
↑ 279↓ 164
10K· 6.21 mi
9:38/mi
1:02:09
↑ 103↓ 217
15K· 9.32 mi
9:49/mi
1:32:38
↑ 51↓ 55
21K· 13.05 mi
10:04/mi
2:10:08
↑ 20↓ 37
25K· 15.53 mi
9:47/mi
2:34:27
↑ 35
30K· 18.64 mi
12:01/mi
3:11:47
↑ 58↓ 57
35K· 21.75 mi
10:12/mi
3:43:28
↑ 98↓ 92
40K· 24.85 mi
11:38/mi
4:19:38
↑ 36↓ 53
Finish· 26.22 mi
10:28/mi
4:33:55
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:10:089:58 /mi⚡ faster
2nd Half
2:23:4610:55 /mi+10.5%
Positive split — 10.5% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
5K
32:1410:223.11 mi32:14
10:22
-
10K
1:02:0910:003.10 mi29:55
9:38
-0:44
15K
1:32:389:563.11 mi30:29
9:49
+0:11
21K
2:10:089:583.73 mi37:30
10:04
+0:15
25K
2:34:279:572.48 mi24:19
9:47
-0:17
30K
3:11:4710:173.11 mi37:20
12:01
+2:14
35K
3:43:2810:173.11 mi31:41
10:12
-1:49
40K
4:19:3810:273.10 mi36:10
11:38
+1:26
Finish(26.22 mi)
4:33:5510:271.37 mi14:17
10:28
-1:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:38 /mi

Average Pace

10:27 /mi

Slowest Pace

12:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

54:14

20% of race

Time at Steady Pace

2:26:11

53% of race

Time at Slower Pace

1:13:30

27% of race

Average Pace: 10:27 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
5K3.11 mi139924313623136654194611
10K3.10 mi13599+3934141+172601+22133654014583
15K3.11 mi13542+574126+15602-1136654194611
21K3.73 mi13416+1264093+33593+9135014173605
25K2.48 mi13143+2734020+73579+14125623918583
30K3.11 mi14239-10964562-542673-94185826872994
35K3.11 mi13336+9034308+254636+3798703269498
40K3.10 mi13320+164418-110654-18138915354796
Finish(26.22 mi)1.37 mi13049+2714336+82647+798533624551

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×18story building
+279ft-164ft

Overall

13665

Females

4194

F30-34

4194

5K→10K

3.1 - 6.2 mi

Top 44%
×11story building
+103ft-217ft

Overall

13365

Females

4014

F30-34

4014

10K→15K

6.2 - 9.3 mi

Top 45%
×3story building
+51ft-55ft

Overall

13665

Females

4194

F30-34

4194

15K→21K

9.3 - 13.1 mi

Top 45%
×1story
+20ft-37ft

Overall

13501

Females

4173

F30-34

4173

21K→25K

13.1 - 15.5 mi

Top 42%
×2story building
+35ft-8ft

Overall

12562

Females

3918

F30-34

3918

25K→30K

15.5 - 18.6 mi

Top 62%
×2story building
+58ft-57ft

Overall

18582

Females

6872

F30-34

6872

30K→35K

18.6 - 21.8 mi

Top 33%
×2story building
+98ft-92ft

Overall

9870

Females

3269

F30-34

3269

35K→40K

21.8 - 24.9 mi

Top 46%
×2story building
+36ft-53ft

Overall

13891

Females

5354

F30-34

5354

40K→Finish

24.9 - 26.2 mi

Top 33%
×5story building
+80ft-24ft

Overall

9853

Females

3624

F30-34

3624

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#13992
5K → 10K
238631*+393
#13992 → #13599
10K → 15K
256313*+57
#13599 → #13542
15K → 21K
263389*+126
#13542 → #13416
21K → 25K
110383*+273
#13416 → #13143
25K → 30K
1218122*-1096
#13143 → #14239
30K → 35K
35938*+903
#14239 → #13336
35K → 40K
323339*+16
#13336 → #13320
40K → Finish
35306*+271
#13320 → #13049
TOTALS
24783421*+943
#13992 → #13049

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

Passing Visualized

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