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MARINE CORPS MARATHON 2025

Lacy Welling

Austin, TX

Bib: 6763 F

0:00
0:00
/ mi
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Overall
#0 / 30047
Top 9%
Gender (Female)
#0 / 12338
Top 4%
Division (F35-39)
#0 / 1413
Top 6%
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
8:26/mi
26:13
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
7:43/mi
50:13
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
7:55/mi
1:14:48
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
7:56/mi
1:44:21
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
7:48/mi
2:03:43
↑ 350.2%
30 ft elev
30K· 18.64 mi
8:08/mi
2:29:00
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
8:16/mi
2:54:41
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
8:40/mi
3:21:36
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:05/mi
3:33:59
↑ 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
Time1:44:21
Pace8:00 /mi
2nd Half
Distance13.17 mi
Time1:49:37
Pace8:19 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi07:48:1826:138:2626:13
8:26
-
10K
6.21 mi08:12:1850:138:0524:00
7:43
-0:43
15K
9.32 mi08:36:531:14:488:0224:35
7:55
+0:12
21K
13.05 mi09:06:261:44:218:0029:33
7:56
+0:01
25K
15.53 mi09:25:482:03:437:5819:22
7:48
-0:08
30K
18.64 mi09:51:052:29:008:0025:17
8:08
+0:20
35K
21.75 mi10:16:462:54:418:0225:41
8:16
+0:08
40K
24.85 mi10:43:413:21:368:0726:55
8:40
+0:24
Finish
26.22 mi10:56:043:33:598:1012:23
9:05
+0:25

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

7:43 /mi

Average Pace

8:10 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:41

82% of race

Time at Steady Pace

39:18

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:10 /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 mi07:48:1826:138:2626:13
8:26
#2922
10K
6.21 mi08:12:1850:138:0524:00
7:43
#2811
15K
9.32 mi08:36:531:14:488:0224:35
7:55
#3025
21K
13.05 mi09:06:261:44:218:0029:33
7:56
#2886
25K
15.53 mi09:25:482:03:437:5819:22
7:48
#2864
30K
18.64 mi09:51:052:29:008:0025:17
8:08
#2781
35K
21.75 mi10:16:462:54:418:0225:41
8:16
#2661
40K
24.85 mi10:43:413:21:368:0726:55
8:40
#2607
Finish
26.22 mi10:56:043:33:598:1012:23
9:05
#2623
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
5K3.11 mi3.11 mi2922541813341(Top 11%)623(Top 5%)91(Top 7%)
10K6.21 mi3.10 mi2811+111507+3476+52747(Top 9%)491(Top 4%)70(Top 5%)
15K9.32 mi3.11 mi3025-214549-4285-93341(Top 11%)623(Top 5%)91(Top 7%)
21K13.05 mi3.73 mi2886+139516+3376+92721(Top 9%)489(Top 4%)68(Top 5%)
25K15.53 mi2.48 mi2864+22512+4762898(Top 10%)557(Top 5%)75(Top 5%)
30K18.64 mi3.11 mi2781+83516-477-12779(Top 9%)560(Top 5%)82(Top 6%)
35K21.75 mi3.11 mi2661+120500+1675+22544(Top 8%)538(Top 4%)72(Top 5%)
40K24.85 mi3.10 mi2607+54520-2078-33078(Top 10%)779(Top 6%)101(Top 7%)
Finish26.22 mi1.37 mi2623-16540-20784453(Top 15%)1304(Top 11%)165(Top 12%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×18story building
+279ft-164ft

Overall

3341

Females

623

F35-39

623

5K→10K

3.1 - 6.2 mi

Top 9%
×11story building
+103ft-217ft

Overall

2747

Females

491

F35-39

491

10K→15K

6.2 - 9.3 mi

Top 11%
×3story building
+51ft-55ft

Overall

3341

Females

623

F35-39

623

15K→21K

9.3 - 13.1 mi

Top 9%
×1story
+20ft-37ft

Overall

2721

Females

489

F35-39

489

21K→25K

13.1 - 15.5 mi

Top 10%
×2story building
+35ft-8ft

Overall

2898

Females

557

F35-39

557

25K→30K

15.5 - 18.6 mi

Top 9%
×2story building
+58ft-57ft

Overall

2779

Females

560

F35-39

560

30K→35K

18.6 - 21.8 mi

Top 8%
×2story building
+98ft-92ft

Overall

2544

Females

538

F35-39

538

35K→40K

21.8 - 24.9 mi

Top 10%
×2story building
+36ft-53ft

Overall

3078

Females

779

F35-39

779

40K→Finish

24.9 - 26.2 mi

Top 15%
×5story building
+80ft-24ft

Overall

4453

Females

1304

F35-39

1304

Passing Analysis

Category:
Athletes Passed
1046*
Passed By
747
Net Change
+299
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2922
5K → 10K216*105+111#2922#2811
10K → 15K53*267-214#2811#3025
15K → 21K176*37+139#3025#2886
21K → 25K7856+22#2886#2864
25K → 30K146*63+83#2864#2781
30K → 35K178*58+120#2781#2661
35K → 40K144*90+54#2661#2607
40K → Finish55*71-16#2607#2623
TOTALS1046*747+299

* 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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Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions