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MARINE CORPS MARATHON 2025

Connor Slattery

Fairfax, VA

Bib: 8219 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 4%
Gender (Male)
#0 / 17709
Top 6%
Division (M25-29)
#0 / 2720
Top 9%
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
8:11/mi
25:27
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:24/mi
48:27
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:03/mi
1:10:22
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:02/mi
1:36:36
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
6:56/mi
1:53:49
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:19/mi
2:16:32
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:42/mi
2:40:27
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:41/mi
3:07:27
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
7:51/mi
3:18:10
↑ 80↓ 240.8%
74 ft elev
Course Elevation
3–237 ft
≈
×20story building
•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21KFaster
Distance13.05 mi
Time1:36:36
Pace7:24 /mi
2nd Half
Distance13.17 mi
Time1:41:34
Pace7:43 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:56:3225:278:1125:27
8:11
-
10K
6.21 mi08:19:3248:277:4823:00
7:24
-0:47
15K
9.32 mi08:41:271:10:227:3321:55
7:03
-0:21
21K
13.05 mi09:07:411:36:367:2426:14
7:02
-0:01
25K
15.53 mi09:24:541:53:497:2017:13
6:56
-0:06
30K
18.64 mi09:47:372:16:327:1922:43
7:19
+0:23
35K
21.75 mi10:11:322:40:277:2323:55
7:42
+0:23
40K
24.85 mi10:38:323:07:277:3327:00
8:41
+0:59
Finish
26.22 mi10:49:153:18:107:3410:43
7:51
-0:50

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

6:56 /mi

Average Pace

7:34 /mi

Slowest Pace

8:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:05:22

33% of race

Time at Steady Pace

45:43

23% of race

Time at Slower Pace

1:27:05

44% of race

Average Pace: 7:33 /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 mi07:56:3225:278:1125:27
8:11
#2228
10K
6.21 mi08:19:3248:277:4823:00
7:24
#1998
15K
9.32 mi08:41:271:10:227:3321:55
7:03
#1645
21K
13.05 mi09:07:411:36:367:2426:14
7:02
#1299
25K
15.53 mi09:24:541:53:497:2017:13
6:56
#1200
30K
18.64 mi09:47:372:16:327:1922:43
7:19
#1112
35K
21.75 mi10:11:322:40:277:2323:55
7:42
#1098
40K
24.85 mi10:38:323:07:277:3327:00
8:41
#1252
Finish
26.22 mi10:49:153:18:107:3410:43
7:51
#1213
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
5K3.11 mi3.11 mi22281831400964862207
10K6.21 mi3.10 mi1998+2301660+171359+4118051522334
15K9.32 mi3.11 mi1645+3531397+263307+52964862207
21K13.05 mi3.73 mi1299+3461128+269251+56711659173
25K15.53 mi2.48 mi1200+991053+75235+16799726182
30K18.64 mi3.11 mi1112+88977+76223+12949838204
35K21.75 mi3.11 mi1098+14950+27221+212671054245
40K24.85 mi3.10 mi1252-1541059-109243-2231372343514
Finish26.22 mi1.37 mi1213+391021+38241+212741011247

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 3%
×18story building
+279ft-164ft

Overall

964

Males

862

M25-29

862

5K→10K

3.1 - 6.2 mi

Top 6%
×11story building
+103ft-217ft

Overall

1805

Males

1522

M25-29

1522

10K→15K

6.2 - 9.3 mi

Top 3%
×3story building
+51ft-55ft

Overall

964

Males

862

M25-29

862

15K→21K

9.3 - 13.1 mi

Top 2%
×1story
+20ft-37ft

Overall

711

Males

659

M25-29

659

21K→25K

13.1 - 15.5 mi

Top 3%
×2story building
+35ft-8ft

Overall

799

Males

726

M25-29

726

25K→30K

15.5 - 18.6 mi

Top 3%
×2story building
+58ft-57ft

Overall

949

Males

838

M25-29

838

30K→35K

18.6 - 21.8 mi

Top 4%
×2story building
+98ft-92ft

Overall

1267

Males

1054

M25-29

1054

35K→40K

21.8 - 24.9 mi

Top 10%
×2story building
+36ft-53ft

Overall

3137

Males

2343

M25-29

2343

40K→Finish

24.9 - 26.2 mi

Top 4%
×5story building
+80ft-24ft

Overall

1274

Males

1011

M25-29

1011

Passing Analysis

Category:
Athletes Passed
1273*
Passed By
258
Net Change
+1015
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2228
5K → 10K252*22+230#2228#1998
10K → 15K3552+353#1998#1645
15K → 21K346*0+346#1645#1299
21K → 25K1001+99#1299#1200
25K → 30K91*3+88#1200#1112
30K → 35K5945+14#1112#1098
35K → 40K16170-154#1098#1252
40K → Finish54*15+39#1252#1213
TOTALS1273*258+1015

* 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