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MARINE CORPS MARATHON 2025

Tiffany McGuire

Milford, CT

Bib: 4540 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 11%
Gender (Female)
#0 / 12338
Top 6%
Masters (Masters Women)
#0 / 5451
Top 3%
Division (F40-44)
#0 / 1527
Top 5%
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
8:49/mi
27:23
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
8:13/mi
52:54
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
8:10/mi
1:18:17
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
8:26/mi
1:49:43
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:58/mi
2:09:32
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:18/mi
2:35:18
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:28/mi
3:01:35
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:28/mi
3:27:52
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:38/mi
3:39:39
↑ 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
1:49:438:24 /mi⚖️ balanced
2nd Half
1:49:568:21 /mi⚖️ balanced
Even split — consistent pacing between halves
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:50:2227:238:4927:23
8:49
-
10K
6.21 mi08:15:5352:548:3125:31
8:13
-0:36
15K
9.32 mi08:41:161:18:178:2425:23
8:10
-0:03
21K
13.05 mi09:12:421:49:438:2431:26
8:26
+0:16
25K
15.53 mi09:32:312:09:328:2019:49
7:58
-0:28
30K
18.64 mi09:58:172:35:188:2025:46
8:18
+0:20
35K
21.75 mi10:24:343:01:358:2126:17
8:28
+0:10
40K
24.85 mi10:50:513:27:528:2226:17
8:28
0:00
Finish
26.22 mi11:02:383:39:398:2311:47
8:38
+0:10

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

7:58 /mi

Average Pace

8:23 /mi

Slowest Pace

8:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:16

88% of race

Time at Steady Pace

27:23

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:23 /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 mi07:50:2227:238:4927:23
8:49
#4615
10K
6.21 mi08:15:5352:548:3125:31
8:13
#4614
15K
9.32 mi08:41:161:18:178:2425:23
8:10
#4448
21K
13.05 mi09:12:421:49:438:2431:26
8:26
#4389
25K
15.53 mi09:32:312:09:328:2019:49
7:58
#4192
30K
18.64 mi09:58:172:35:188:2025:46
8:18
#3931
35K
21.75 mi10:24:343:01:358:2126:17
8:28
#3670
40K
24.85 mi10:50:513:27:528:2226:17
8:28
#3342
Finish
26.22 mi11:02:383:39:398:2311:47
8:38
#3270
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi46159631094223833103
10K6.21 mi3.10 mi4614+1943+20110-14725970120
15K9.32 mi3.11 mi4448+166898+451104223833103
21K13.05 mi3.73 mi4389+59894+4111-14451920105
25K15.53 mi2.48 mi4192+197848+46103+8350170779
30K18.64 mi3.11 mi3931+261804+4495+8323267974
35K21.75 mi3.11 mi3670+261759+4588+7307169176
40K24.85 mi3.10 mi3342+328716+4382+6255560967
Finish26.22 mi1.37 mi3270+72712+479+3304879078

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×18story building
+279ft-164ft

Overall

4223

Females

833

F40-44

833

5K→10K

3.1 - 6.2 mi

Top 16%
×11story building
+103ft-217ft

Overall

4725

Females

970

F40-44

970

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+51ft-55ft

Overall

4223

Females

833

F40-44

833

15K→21K

9.3 - 13.1 mi

Top 15%
×1story
+20ft-37ft

Overall

4451

Females

920

F40-44

920

21K→25K

13.1 - 15.5 mi

Top 12%
×2story building
+35ft-8ft

Overall

3501

Females

707

F40-44

707

25K→30K

15.5 - 18.6 mi

Top 11%
×2story building
+58ft-57ft

Overall

3232

Females

679

F40-44

679

30K→35K

18.6 - 21.8 mi

Top 10%
×2story building
+98ft-92ft

Overall

3071

Females

691

F40-44

691

35K→40K

21.8 - 24.9 mi

Top 9%
×2story building
+36ft-53ft

Overall

2555

Females

609

F40-44

609

40K→Finish

24.9 - 26.2 mi

Top 10%
×5story building
+80ft-24ft

Overall

3048

Females

790

F40-44

790

Passing Analysis

Category:
Athletes Passed
1830*
Passed By
485
Net Change
+1345
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4615
5K → 10K201*200+1#4615#4614
10K → 15K226*60+166#4614#4448
15K → 21K163*104+59#4448#4389
21K → 25K21013+197#4389#4192
25K → 30K284*23+261#4192#3931
30K → 35K300*39+261#3931#3670
35K → 40K347*19+328#3670#3342
40K → Finish99*27+72#3342#3270
TOTALS1830*485+1345

* 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