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MARINE CORPS MARATHON 2025

Joanna Grossman

Dallas, TX

Bib: 20071 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 47%
Division (F55-59)
#0 / 873
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
27 ft elev
5K· 3.11 mi
10:56/mi
33:59
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:56/mi
1:04:50
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:10/mi
1:36:25
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:21/mi
2:18:45
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
12:13/mi
2:49:06
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:59/mi
3:29:25
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
13:04/mi
4:10:01
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
13:12/mi
4:51:03
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:31/mi
5:09:29
↑ 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
2:18:4510:38 /mi⚡ faster
2nd Half
2:50:4312:58 /mi+23.0%
Positive split — 23.0% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:22:0133:5910:5633:59
10:56
-
10K
6.21 mi08:52:521:04:5010:2630:51
9:56
-1:00
15K
9.32 mi09:24:271:36:2510:2131:35
10:10
+0:14
21K
13.05 mi10:06:472:18:4510:3842:20
11:21
+1:11
25K
15.53 mi10:37:082:49:0610:5330:21
12:13
+0:52
30K
18.64 mi11:17:273:29:2511:1440:19
12:59
+0:46
35K
21.75 mi11:58:034:10:0111:3040:36
13:04
+0:05
40K
24.85 mi12:39:054:51:0311:4341:02
13:12
+0:08
Finish
26.22 mi12:57:315:09:2911:4918:26
13:31
+0:19

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

9:56 /mi

Average Pace

11:49 /mi

Slowest Pace

13:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:45

45% of race

Time at Steady Pace

30:21

10% of race

Time at Slower Pace

2:20:23

45% of race

Average Pace: 11:48 /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 mi08:22:0133:5910:5633:59
10:56
#17703
10K
6.21 mi08:52:521:04:5010:2630:51
9:56
#16395
15K
9.32 mi09:24:271:36:2510:2131:35
10:10
#16057
21K
13.05 mi10:06:472:18:4510:3842:20
11:21
#17345
25K
15.53 mi10:37:082:49:0610:5330:21
12:13
#18476
30K
18.64 mi11:17:273:29:2511:1440:19
12:59
#19196
35K
21.75 mi11:58:034:10:0111:3040:36
13:04
#19405
40K
24.85 mi12:39:054:51:0311:4341:02
13:12
#19379
Finish
26.22 mi12:57:315:09:2911:4918:26
13:31
#19454
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi177035930258156955052190
10K6.21 mi3.10 mi16395+13085313+617202+56152024794171
15K9.32 mi3.11 mi16057+3385177+136198+4156955052190
21K13.05 mi3.73 mi17345-12885773-596245-47199487091334
25K15.53 mi2.48 mi18476-11316355-582290-45223928521463
30K18.64 mi3.11 mi19196-7206790-435313-23215718293445
35K21.75 mi3.11 mi19405-2097012-222332-19200877948420
40K24.85 mi3.10 mi19379+267149-137348-16189637571385
Finish26.22 mi1.37 mi19454-757221-72350-2207128297419

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×18story building
+279ft-164ft

Overall

15695

Females

5052

F55-59

5052

5K→10K

3.1 - 6.2 mi

Top 51%
×11story building
+103ft-217ft

Overall

15202

Females

4794

F55-59

4794

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+51ft-55ft

Overall

15695

Females

5052

F55-59

5052

15K→21K

9.3 - 13.1 mi

Top 66%
×1story
+20ft-37ft

Overall

19948

Females

7091

F55-59

7091

21K→25K

13.1 - 15.5 mi

Top 75%
×2story building
+35ft-8ft

Overall

22392

Females

8521

F55-59

8521

25K→30K

15.5 - 18.6 mi

Top 72%
×2story building
+58ft-57ft

Overall

21571

Females

8293

F55-59

8293

30K→35K

18.6 - 21.8 mi

Top 67%
×2story building
+98ft-92ft

Overall

20087

Females

7948

F55-59

7948

35K→40K

21.8 - 24.9 mi

Top 63%
×2story building
+36ft-53ft

Overall

18963

Females

7571

F55-59

7571

40K→Finish

24.9 - 26.2 mi

Top 69%
×5story building
+80ft-24ft

Overall

20712

Females

8297

F55-59

8297

Passing Analysis

Category:
Athletes Passed
3143*
Passed By
4894
Net Change
-1751
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17703
5K → 10K1373*65+1308#17703#16395
10K → 15K503*165+338#16395#16057
15K → 21K197*1485-1288#16057#17345
21K → 25K111*1242-1131#17345#18476
25K → 30K185*905-720#18476#19196
30K → 35K308*517-209#19196#19405
35K → 40K356*330+26#19405#19379
40K → Finish110*185-75#19379#19454
TOTALS3143*4894-1751

* 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