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MARINE CORPS MARATHON 2025

May Chih

Mission Viejo, CA

Bib: 19488 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 30047
Top 33%
Gender (Female)
#0 / 12338
Top 25%
Masters (Masters Women)
#0 / 5451
Top 16%
Division (F45-49)
#0 / 1255
Top 19%
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
10:43/mi
33:18
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:18/mi
1:02:13
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:24/mi
1:31:26
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
10:03/mi
2:08:55
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
9:12/mi
2:31:47
↑ 350.2%
30 ft elev
30K· 18.64 mi
10:17/mi
3:03:45
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:43/mi
3:33:56
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:53/mi
4:04:37
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:44/mi
4:17:53
↑ 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 21K⚖️ Balanced
Distance13.05 mi
Time2:08:55
Pace9:53 /mi
2nd Half⚖️ Balanced
Distance13.17 mi
Time2:08:58
Pace9:48 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:04:2133:1810:4333:18
10:43
-
10K
6.21 mi08:33:161:02:1310:0128:55
9:18
-1:25
15K
9.32 mi09:02:291:31:269:4929:13
9:24
+0:06
21K
13.05 mi09:39:582:08:559:5337:29
10:03
+0:39
25K
15.53 mi10:02:502:31:479:4622:52
9:12
-0:51
30K
18.64 mi10:34:483:03:459:5131:58
10:17
+1:05
35K
21.75 mi11:04:593:33:569:5030:11
9:43
-0:34
40K
24.85 mi11:35:404:04:379:5130:41
9:53
+0:10
Finish
26.22 mi11:48:564:17:539:5113:16
9:44
-0:09

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

9:12 /mi

Average Pace

9:51 /mi

Slowest Pace

10:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:37

75% of race

Time at Steady Pace

1:05:16

25% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:50 /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 mi08:04:2133:1810:4333:18
10:43
#16238
10K
6.21 mi08:33:161:02:1310:0128:55
9:18
#13659
15K
9.32 mi09:02:291:31:269:4929:13
9:24
#12771
21K
13.05 mi09:39:582:08:559:5337:29
10:03
#12894
25K
15.53 mi10:02:502:31:479:4622:52
9:12
#12227
30K
18.64 mi10:34:483:03:459:5131:58
10:17
#11988
35K
21.75 mi11:04:593:33:569:5030:11
9:43
#11089
40K
24.85 mi11:35:404:04:379:5130:41
9:53
#10256
Finish
26.22 mi11:48:564:17:539:5113:16
9:44
#9961
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi16238528243411440(Top 38%)3265(Top 26%)249(Top 20%)
10K6.21 mi3.10 mi13659+25794164+1118336+9811370(Top 38%)3212(Top 26%)259(Top 21%)
15K9.32 mi3.11 mi12771+8883805+359310+2611440(Top 38%)3265(Top 26%)249(Top 20%)
21K13.05 mi3.73 mi12894-1233879-74312-213468(Top 45%)4158(Top 34%)326(Top 26%)
25K15.53 mi2.48 mi12227+6673626+253286+269781(Top 33%)2745(Top 22%)217(Top 17%)
30K18.64 mi3.11 mi11988+2393604+22281+511763(Top 39%)3784(Top 31%)297(Top 24%)
35K21.75 mi3.11 mi11089+8993345+259264+178004(Top 27%)2446(Top 20%)177(Top 14%)
40K24.85 mi3.10 mi10256+8333139+206246+187302(Top 24%)2408(Top 20%)181(Top 15%)
Finish26.22 mi1.37 mi9961+2953044+95233+136832(Top 23%)2293(Top 19%)159(Top 13%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×18story building
+279ft-164ft

Overall

11440

Females

3265

F45-49

3265

5K→10K

3.1 - 6.2 mi

Top 38%
×11story building
+103ft-217ft

Overall

11370

Females

3212

F45-49

3212

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+51ft-55ft

Overall

11440

Females

3265

F45-49

3265

15K→21K

9.3 - 13.1 mi

Top 45%
×1story
+20ft-37ft

Overall

13468

Females

4158

F45-49

4158

21K→25K

13.1 - 15.5 mi

Top 33%
×2story building
+35ft-8ft

Overall

9781

Females

2745

F45-49

2745

25K→30K

15.5 - 18.6 mi

Top 39%
×2story building
+58ft-57ft

Overall

11763

Females

3784

F45-49

3784

30K→35K

18.6 - 21.8 mi

Top 27%
×2story building
+98ft-92ft

Overall

8004

Females

2446

F45-49

2446

35K→40K

21.8 - 24.9 mi

Top 24%
×2story building
+36ft-53ft

Overall

7302

Females

2408

F45-49

2408

40K→Finish

24.9 - 26.2 mi

Top 23%
×5story building
+80ft-24ft

Overall

6832

Females

2293

F45-49

2293

Passing Analysis

Category:
Athletes Passed
6973*
Passed By
696
Net Change
+6277
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16238
5K → 10K2587*8+2579#16238#13659
10K → 15K913*25+888#13659#12771
15K → 21K268*391-123#12771#12894
21K → 25K682*15+667#12894#12227
25K → 30K423*184+239#12227#11988
30K → 35K923*24+899#11988#11089
35K → 40K863*30+833#11089#10256
40K → Finish314*19+295#10256#9961
TOTALS6973*696+6277

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

📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Questions or issues regarding timing data?

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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions