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MARINE CORPS MARATHON 2024

Sandra Castellanos

Frederick, MD

Bib: 20171 F

0:00
0:00
/ mi
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Overall
#0 / 15907
Gender (Female)
#0 / 5973
Division (F25-29)
#0 / 1282
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
10:31/mi
32:40
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:40/mi
1:02:42
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:57/mi
1:33:37
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:20/mi
2:12:07
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
10:51/mi
2:39:04
↑ 350.2%
30 ft elev
30K· 18.64 mi
11:48/mi
3:15:44
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
13:38/mi
3:58:06
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:43/mi
4:37:36
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
10:52/mi
4:52:25
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K
2:12:0710:07 /mi⚡ faster
2nd Half
2:40:1812:10 /mi+21.3%
Positive split — 21.3% 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
32:4010:313.11 mi32:40
10:31
-
10K
1:02:4210:053.10 mi30:02
9:40
-0:51
15K
1:33:3710:033.11 mi30:55
9:57
+0:17
21K
2:12:0710:073.73 mi38:30
10:20
+0:23
25K
2:39:0410:142.48 mi26:57
10:51
+0:31
30K
3:15:4410:303.11 mi36:40
11:48
+0:57
35K
3:58:0610:573.11 mi42:22
13:38
+1:50
40K
4:37:3611:103.10 mi39:30
12:43
-0:55
Finish(26.22 mi)
4:52:2511:101.37 mi14:49
10:52
-1:51
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:40 /mi

Average Pace

11:10 /mi

Slowest Pace

13:38 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:00:57

21% of race

Time at Steady Pace

1:52:56

39% of race

Time at Slower Pace

1:58:32

41% of race

Average Pace: 11:09 /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

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
5K3.11 mi3.11 mi9671287073985952436663
10K6.21 mi3.10 mi9116+5552617+253691+4885772411643
15K9.32 mi3.11 mi8905+2112559+58680+1185952436663
21K13.05 mi3.73 mi8933-282576-17685-592142728720
25K15.53 mi2.48 mi9224-2912722-146719-34106803510896
30K18.64 mi3.11 mi9491-2672901-179755-36106163604921
35K21.75 mi3.11 mi10265-7743298-397847-921279747311111
40K24.85 mi3.10 mi10321-563381-83872-25104893836948
Finish26.22 mi1.37 mi10131+1903321+60853+1972042520676

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

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

Overall

8595

Females

2436

F25-29

2436

5K→10K

3.1 - 6.2 mi

Top 54%
×11story building
+103ft-217ft

Overall

8577

Females

2411

F25-29

2411

10K→15K

6.2 - 9.3 mi

Top 54%
×3story building
+51ft-55ft

Overall

8595

Females

2436

F25-29

2436

15K→21K

9.3 - 13.1 mi

Top 58%
×1story
+20ft-37ft

Overall

9214

Females

2728

F25-29

2728

21K→25K

13.1 - 15.5 mi

Top 67%
×2story building
+35ft-8ft

Overall

10680

Females

3510

F25-29

3510

25K→30K

15.5 - 18.6 mi

Top 67%
×2story building
+58ft-57ft

Overall

10616

Females

3604

F25-29

3604

30K→35K

18.6 - 21.8 mi

Top 80%
×2story building
+98ft-92ft

Overall

12797

Females

4731

F25-29

4731

35K→40K

21.8 - 24.9 mi

Top 66%
×2story building
+36ft-53ft

Overall

10489

Females

3836

F25-29

3836

40K→Finish

24.9 - 26.2 mi

Top 45%
×5story building
+80ft-24ft

Overall

7204

Females

2520

F25-29

2520

Passing Analysis

Category:
Athletes Passed
1765*
Passed By
2225
Net Change
-460
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9671
5K → 10K605*50+555#9671#9116
10K → 15K295*84+211#9116#8905
15K → 21K186*214-28#8905#8933
21K → 25K112*403-291#8933#9224
25K → 30K130*397-267#9224#9491
30K → 35K70*844-774#9491#10265
35K → 40K168*224-56#10265#10321
40K → Finish199*9+190#10321#10131
TOTALS1765*2225-460

* 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