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MARINE CORPS MARATHON 2025

Heidi Irrig

Greensboro, NC

Bib: 16366 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Gender (Female)
#0 / 12338
Masters (Masters Women)
#0 / 5451
Top 45%
Division (F60-64)
#0 / 423
Top 33%
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
11:13/mi
34:52
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:17/mi
1:06:50
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
10:43/mi
1:40:09
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:18/mi
2:22:16
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:27/mi
2:50:44
↑ 350.2%
30 ft elev
30K· 18.64 mi
12:15/mi
3:28:46
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
12:28/mi
4:07:31
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
12:55/mi
4:47:40
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
13:57/mi
5:06:41
↑ 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
2:22:1610:54 /mi⚡ faster
2nd Half
2:44:2512:29 /mi+15.6%
Positive split — 15.6% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:00:0334:5211:1334:52
11:13
-
10K
6.21 mi08:32:011:06:5010:4531:58
10:17
-0:56
15K
9.32 mi09:05:201:40:0910:4533:19
10:43
+0:26
21K
13.05 mi09:47:272:22:1610:5442:07
11:18
+0:35
25K
15.53 mi10:15:552:50:4410:5928:28
11:27
+0:09
30K
18.64 mi10:53:573:28:4611:1238:02
12:15
+0:48
35K
21.75 mi11:32:424:07:3111:2338:45
12:28
+0:13
40K
24.85 mi12:12:514:47:4011:3440:09
12:55
+0:27
Finish
26.22 mi12:31:525:06:4111:4219:01
13:57
+1:02

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

10:17 /mi

Average Pace

11:42 /mi

Slowest Pace

13:57 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:05:17

21% of race

Time at Steady Pace

1:45:27

34% of race

Time at Slower Pace

2:15:57

44% of race

Average Pace: 11:42 /mi

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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.

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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 mi08:00:0334:5211:1334:52
11:13
#19569
10K
6.21 mi08:32:011:06:5010:4531:58
10:17
#18612
15K
9.32 mi09:05:201:40:0910:4533:19
10:43
#18717
21K
13.05 mi09:47:272:22:1610:5442:07
11:18
#18948
25K
15.53 mi10:15:552:50:4410:5928:28
11:27
#18993
30K
18.64 mi10:53:573:28:4611:1238:02
12:15
#19050
35K
21.75 mi11:32:424:07:3111:2338:45
12:28
#18866
40K
24.85 mi12:12:514:47:4011:3440:09
12:55
#18770
Finish
26.22 mi12:31:525:06:4111:4219:01
13:57
#19010
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195696822118192206638112
10K6.21 mi3.10 mi18612+9576354+468106+1217745593499
15K9.32 mi3.11 mi18717-1056392-38102+4192206638112
21K13.05 mi3.73 mi18948-2316535-143118-16197256984138
25K15.53 mi2.48 mi18993-456596-61116+2198457293143
30K18.64 mi3.11 mi19050-576724-128124-8193297209146
35K21.75 mi3.11 mi18866+1846766-42132-8182367091153
40K24.85 mi3.10 mi18770+966864-98137-5181257213156
Finish26.22 mi1.37 mi19010-2407013-149141-4219658851210

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×18story building
+279ft-164ft

Overall

19220

Females

6638

F60-64

6638

5K→10K

3.1 - 6.2 mi

Top 59%
×11story building
+103ft-217ft

Overall

17745

Females

5934

F60-64

5934

10K→15K

6.2 - 9.3 mi

Top 64%
×3story building
+51ft-55ft

Overall

19220

Females

6638

F60-64

6638

15K→21K

9.3 - 13.1 mi

Top 66%
×1story
+20ft-37ft

Overall

19725

Females

6984

F60-64

6984

21K→25K

13.1 - 15.5 mi

Top 66%
×2story building
+35ft-8ft

Overall

19845

Females

7293

F60-64

7293

25K→30K

15.5 - 18.6 mi

Top 64%
×2story building
+58ft-57ft

Overall

19329

Females

7209

F60-64

7209

30K→35K

18.6 - 21.8 mi

Top 61%
×2story building
+98ft-92ft

Overall

18236

Females

7091

F60-64

7091

35K→40K

21.8 - 24.9 mi

Top 60%
×2story building
+36ft-53ft

Overall

18125

Females

7213

F60-64

7213

40K→Finish

24.9 - 26.2 mi

Top 73%
×5story building
+80ft-24ft

Overall

21965

Females

8851

F60-64

8851

Passing Analysis

Category:
Athletes Passed
3539*
Passed By
2980
Net Change
+559
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19569
5K → 10K1109*152+957#19569#18612
10K → 15K359*464-105#18612#18717
15K → 21K451*682-231#18717#18948
21K → 25K334*379-45#18948#18993
25K → 30K382*439-57#18993#19050
30K → 35K474*290+184#19050#18866
35K → 40K379*283+96#18866#18770
40K → Finish51*291-240#18770#19010
TOTALS3539*2980+559

* 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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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions