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MARINE CORPS MARATHON 2025

Samantha Flanzbaum

Concord, CA

Bib: 25401 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 42%
Gender (Female)
#0 / 12338
Top 33%
Division (F30-34)
#0 / 1621
Top 38%
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
10:21/mi
32:09
↑ 279↓ 164
10K· 6.21 mi
9:47/mi
1:02:34
↑ 103↓ 217
15K· 9.32 mi
10:14/mi
1:34:22
↑ 51↓ 55
21K· 13.05 mi
10:18/mi
2:12:46
↑ 20↓ 37
25K· 15.53 mi
10:10/mi
2:38:02
↑ 35
30K· 18.64 mi
10:44/mi
3:11:24
↑ 58↓ 57
35K· 21.75 mi
11:06/mi
3:45:53
↑ 98↓ 92
40K· 24.85 mi
10:04/mi
4:17:08
↑ 36↓ 53
Finish· 26.22 mi
9:55/mi
4:30:40
↑ 80↓ 24
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:12:4610:10 /mi⚡ faster
2nd Half
2:17:5410:28 /mi+3.9%
Positive split — 3.9% 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
32:0910:213.11 mi32:09
10:21
-
10K
1:02:3410:043.10 mi30:25
9:47
-0:34
15K
1:34:2210:073.11 mi31:48
10:14
+0:27
21K
2:12:4610:103.73 mi38:24
10:18
+0:04
25K
2:38:0210:102.48 mi25:16
10:10
-0:08
30K
3:11:2410:163.11 mi33:22
10:44
+0:34
35K
3:45:5310:233.11 mi34:29
11:06
+0:22
40K
4:17:0810:213.10 mi31:15
10:04
-1:02
Finish(26.22 mi)
4:30:4010:201.37 mi13:32
9:55
-0:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:47 /mi

Average Pace

10:20 /mi

Slowest Pace

11:06 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:56:11

87% of race

Time at Steady Pace

34:29

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:19 /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 mi138194250615161495255771
10K3.10 mi14025-2064302-52627-12143004407639
15K3.11 mi14711-6864615-313667-40161495255771
21K3.73 mi14616+954583+32667147564683689
25K2.48 mi14431+1854569+14664+3143574711703
30K3.11 mi14145+2864522+47665-1136924630703
35K3.11 mi13887+2584535-13672-7134384884734
40K3.10 mi12819+10684218+317633+3979172682406
Finish(26.22 mi)1.37 mi12475+3444112+106619+1476042618402

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×18story building
+279ft-164ft

Overall

16149

Females

5255

F30-34

5255

5K→10K

3.1 - 6.2 mi

Top 48%
×11story building
+103ft-217ft

Overall

14300

Females

4407

F30-34

4407

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+51ft-55ft

Overall

16149

Females

5255

F30-34

5255

15K→21K

9.3 - 13.1 mi

Top 49%
×1story
+20ft-37ft

Overall

14756

Females

4683

F30-34

4683

21K→25K

13.1 - 15.5 mi

Top 48%
×2story building
+35ft-8ft

Overall

14357

Females

4711

F30-34

4711

25K→30K

15.5 - 18.6 mi

Top 46%
×2story building
+58ft-57ft

Overall

13692

Females

4630

F30-34

4630

30K→35K

18.6 - 21.8 mi

Top 45%
×2story building
+98ft-92ft

Overall

13438

Females

4884

F30-34

4884

35K→40K

21.8 - 24.9 mi

Top 26%
×2story building
+36ft-53ft

Overall

7917

Females

2682

F30-34

2682

40K→Finish

24.9 - 26.2 mi

Top 25%
×5story building
+80ft-24ft

Overall

7604

Females

2618

F30-34

2618

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 5K-#13819
5K → 10K
512306*-206
#13819 → #14025
10K → 15K
834148*-686
#14025 → #14711
15K → 21K
303398*+95
#14711 → #14616
21K → 25K
177362*+185
#14616 → #14431
25K → 30K
176462*+286
#14431 → #14145
30K → 35K
239497*+258
#14145 → #13887
35K → 40K
121080*+1068
#13887 → #12819
40K → Finish
9353*+344
#12819 → #12475
TOTALS
22623606*+1344
#13819 → #12475

* 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