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MARINE CORPS MARATHON 2025

Zachary Jersky

New York, NY

Bib: 9854 M

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 3%
Gender (Male)
#0 / 17709
Top 5%
Division (M30-34)
#0 / 2603
Top 7%
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
7:25/mi
23:02
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
6:58/mi
44:41
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
6:49/mi
1:05:53
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
6:57/mi
1:31:46
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
6:56/mi
1:48:59
↑ 350.2%
30 ft elev
30K· 18.64 mi
7:26/mi
2:12:06
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
7:51/mi
2:36:29
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:33/mi
3:03:04
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
8:18/mi
3:14:23
↑ 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
Time1:31:46
Pace7:02 /mi
2nd Half
Distance13.17 mi
Time1:42:36
Pace7:47 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:49:1023:027:2523:02
7:25
-
10K
6.21 mi08:10:4944:417:1121:39
6:58
-0:27
15K
9.32 mi08:32:011:05:537:0421:12
6:49
-0:09
21K
13.05 mi08:57:541:31:467:0225:53
6:57
+0:08
25K
15.53 mi09:15:071:48:597:0117:13
6:56
-0:01
30K
18.64 mi09:38:142:12:067:0523:07
7:26
+0:30
35K
21.75 mi10:02:372:36:297:1224:23
7:51
+0:25
40K
24.85 mi10:29:123:03:047:2226:35
8:33
+0:42
Finish
26.22 mi10:40:313:14:237:2511:19
8:18
-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

6:49 /mi

Average Pace

7:25 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:57

44% of race

Time at Steady Pace

46:09

24% of race

Time at Slower Pace

1:02:17

32% of race

Average Pace: 7:25 /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 mi07:49:1023:027:2523:02
7:25
#810
10K
6.21 mi08:10:4944:417:1121:39
6:58
#848
15K
9.32 mi08:32:011:05:537:0421:12
6:49
#789
21K
13.05 mi08:57:541:31:467:0225:53
6:57
#728
25K
15.53 mi09:15:071:48:597:0117:13
6:56
#718
30K
18.64 mi09:38:142:12:067:0523:07
7:26
#748
35K
21.75 mi10:02:372:36:297:1224:23
7:51
#821
40K
24.85 mi10:29:123:03:047:2226:35
8:33
#961
Finish
26.22 mi10:40:313:14:237:2511:19
8:18
#983
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
5K3.11 mi3.11 mi810730161699649132
10K6.21 mi3.10 mi848-38770-40170-9905821174
15K9.32 mi3.11 mi789+59723+47154+16699649132
21K13.05 mi3.73 mi728+61673+50143+11624583123
25K15.53 mi2.48 mi718+10665+8143802729153
30K18.64 mi3.11 mi748-30684-19147-41144980191
35K21.75 mi3.11 mi821-73743-59158-1115461261242
40K24.85 mi3.10 mi961-140841-98172-1428032116376
Finish26.22 mi1.37 mi983-22850-917221341633294

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×18story building
+279ft-164ft

Overall

699

Males

649

M30-34

649

5K→10K

3.1 - 6.2 mi

Top 3%
×11story building
+103ft-217ft

Overall

905

Males

821

M30-34

821

10K→15K

6.2 - 9.3 mi

Top 2%
×3story building
+51ft-55ft

Overall

699

Males

649

M30-34

649

15K→21K

9.3 - 13.1 mi

Top 2%
×1story
+20ft-37ft

Overall

624

Males

583

M30-34

583

21K→25K

13.1 - 15.5 mi

Top 3%
×2story building
+35ft-8ft

Overall

802

Males

729

M30-34

729

25K→30K

15.5 - 18.6 mi

Top 4%
×2story building
+58ft-57ft

Overall

1144

Males

980

M30-34

980

30K→35K

18.6 - 21.8 mi

Top 5%
×2story building
+98ft-92ft

Overall

1546

Males

1261

M30-34

1261

35K→40K

21.8 - 24.9 mi

Top 9%
×2story building
+36ft-53ft

Overall

2803

Males

2116

M30-34

2116

40K→Finish

24.9 - 26.2 mi

Top 7%
×5story building
+80ft-24ft

Overall

2134

Males

1633

M30-34

1633

Passing Analysis

Category:
Athletes Passed
245*
Passed By
418
Net Change
-173
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#810
5K → 10K2563-38#810#848
10K → 15K667+59#848#789
15K → 21K64*3+61#789#728
21K → 25K2212+10#728#718
25K → 30K20*50-30#718#748
30K → 35K2093-73#748#821
35K → 40K14154-140#821#961
40K → Finish14*36-22#961#983
TOTALS245*418-173

* 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