Marine Corps Marathon logo
MARINE CORPS MARATHON 2025

Jennifer Sullivan

Cockeysville, MD

Bib: 31317 F

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Division (F45-49)
#0 / 1255
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
12:57/mi
40:13
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
11:43/mi
1:16:36
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
12:44/mi
1:56:09
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:36/mi
2:39:25
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:22/mi
3:07:41
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:02/mi
3:45:03
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:26/mi
4:23:40
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:36/mi
5:02:49
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:51/mi
5:20:21
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report

A coach's-eye read of your race — emailed to you, free.

Half Splits

1st Half· via 21K⚖️ Balanced
Distance13.05 mi
Time2:39:25
Pace12:13 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time2:40:55
Pace12:13 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:41:4740:1312:5740:13
12:57
-
10K
6.21 mi09:18:101:16:3612:2036:23
11:43
-1:14
15K
9.32 mi09:57:431:56:0912:2839:33
12:44
+1:01
21K
13.05 mi10:40:592:39:2512:1343:16
11:36
-1:08
25K
15.53 mi11:09:153:07:4112:0528:16
11:22
-0:14
30K
18.64 mi11:46:373:45:0312:0437:22
12:02
+0:40
35K
21.75 mi12:25:144:23:4012:0738:37
12:26
+0:24
40K
24.85 mi13:04:235:02:4912:1139:09
12:36
+0:10
Finish
26.22 mi13:21:555:20:2112:1417:32
12:51
+0:15

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

11:22 /mi

Average Pace

12:14 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:03:54

57% of race

Time at Steady Pace

2:16:27

43% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:13 /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 mi08:41:4740:1312:5740:13
12:57
#27430
10K
6.21 mi09:18:101:16:3612:2036:23
11:43
#26481
15K
9.32 mi09:57:431:56:0912:2839:33
12:44
#26714
21K
13.05 mi10:40:592:39:2512:1343:16
11:36
#25005
25K
15.53 mi11:09:153:07:4112:0528:16
11:22
#23909
30K
18.64 mi11:46:373:45:0312:0437:22
12:02
#22794
35K
21.75 mi12:25:144:23:4012:0738:37
12:26
#21988
40K
24.85 mi13:04:235:02:4912:1139:09
12:36
#21217
Finish
26.22 mi13:21:555:20:2112:1417:32
12:51
#21008
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi2743010737103427136(Top 90%)10614(Top 86%)1009(Top 81%)
10K6.21 mi3.10 mi26481+94910245+492974+6025457(Top 85%)9729(Top 79%)913(Top 74%)
15K9.32 mi3.11 mi26714-23310347-102979-527136(Top 90%)10614(Top 86%)1009(Top 81%)
21K13.05 mi3.73 mi25005+17099477+870885+9420983(Top 70%)7575(Top 61%)668(Top 54%)
25K15.53 mi2.48 mi23909+10968992+485822+6319522(Top 65%)7141(Top 58%)626(Top 50%)
30K18.64 mi3.11 mi22794+11158527+465768+5418630(Top 62%)6890(Top 56%)612(Top 49%)
35K21.75 mi3.11 mi21988+8068234+293743+2518082(Top 60%)7010(Top 57%)623(Top 50%)
40K24.85 mi3.10 mi21217+7717969+265712+3117157(Top 57%)6810(Top 55%)586(Top 47%)
Finish26.22 mi1.37 mi21008+2097910+59707+518738(Top 62%)7457(Top 60%)653(Top 53%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×18story building
+279ft-164ft

Overall

27136

Females

10614

F45-49

10614

5K→10K

3.1 - 6.2 mi

Top 85%
×11story building
+103ft-217ft

Overall

25457

Females

9729

F45-49

9729

10K→15K

6.2 - 9.3 mi

Top 90%
×3story building
+51ft-55ft

Overall

27136

Females

10614

F45-49

10614

15K→21K

9.3 - 13.1 mi

Top 70%
×1story
+20ft-37ft

Overall

20983

Females

7575

F45-49

7575

21K→25K

13.1 - 15.5 mi

Top 65%
×2story building
+35ft-8ft

Overall

19522

Females

7141

F45-49

7141

25K→30K

15.5 - 18.6 mi

Top 62%
×2story building
+58ft-57ft

Overall

18630

Females

6890

F45-49

6890

30K→35K

18.6 - 21.8 mi

Top 60%
×2story building
+98ft-92ft

Overall

18082

Females

7010

F45-49

7010

35K→40K

21.8 - 24.9 mi

Top 57%
×2story building
+36ft-53ft

Overall

17157

Females

6810

F45-49

6810

40K→Finish

24.9 - 26.2 mi

Top 62%
×5story building
+80ft-24ft

Overall

18738

Females

7457

F45-49

7457

Passing Analysis

Category:
Athletes Passed
7130*
Passed By
708
Net Change
+6422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27430
5K → 10K1025*76+949#27430#26481
10K → 15K241*474-233#26481#26714
15K → 21K1718*9+1709#26714#25005
21K → 25K1108*12+1096#25005#23909
25K → 30K1136*21+1115#23909#22794
30K → 35K839*33+806#22794#21988
35K → 40K810*39+771#21988#21217
40K → Finish253*44+209#21217#21008
TOTALS7130*708+6422

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

📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions