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MARINE CORPS MARATHON 2024

Maddy Nacci

Chicago, IL

Bib: 10089 F

0:00
0:00
/ mi
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Overall
#0 / 15907
Top 31%
Gender (Female)
#0 / 5973
Top 21%
Division (F20-24)
#0 / 849
Top 32%
Race Day Weather
43°/33°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
27 ft elev
5K· 3.11 mi
9:26/mi
29:17
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
9:15/mi
58:02
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
9:11/mi
1:26:33
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
9:08/mi
2:00:37
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
8:57/mi
2:22:51
↑ 350.2%
30 ft elev
30K· 18.64 mi
9:21/mi
2:51:55
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
9:28/mi
3:21:21
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
9:48/mi
3:51:49
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
9:13/mi
4:04:23
↑ 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
2:00:379:15 /mi⚡ faster
2nd Half
2:03:469:24 /mi+2.6%
Positive split — 2.6% 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 mi08:34:4929:179:2629:17
9:26
-
10K
6.21 mi09:03:3458:029:2028:45
9:15
-0:11
15K
9.32 mi09:32:051:26:339:1728:31
9:11
-0:04
21K
13.05 mi10:06:092:00:379:1534:04
9:08
-0:03
25K
15.53 mi10:28:232:22:519:1222:14
8:57
-0:11
30K
18.64 mi10:57:272:51:559:1329:04
9:21
+0:24
35K
21.75 mi11:26:533:21:219:1529:26
9:28
+0:07
40K
24.85 mi11:57:213:51:499:2030:28
9:48
+0:20
Finish
26.22 mi12:09:554:04:239:2012:34
9:13
-0:35

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

8:57 /mi

Average Pace

9:20 /mi

Slowest Pace

9:48 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:35:12

64% of race

Time at Steady Pace

1:29:11

36% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:19 /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 mi08:34:4929:179:2629:17
9:26
#5721
10K
6.21 mi09:03:3458:029:2028:45
9:15
#6315
15K
9.32 mi09:32:051:26:339:1728:31
9:11
#6174
21K
13.05 mi10:06:092:00:379:1534:04
9:08
#5915
25K
15.53 mi10:28:232:22:519:1222:14
8:57
#5732
30K
18.64 mi10:57:272:51:559:1329:04
9:21
#5451
35K
21.75 mi11:26:533:21:219:1529:26
9:28
#5176
40K
24.85 mi11:57:213:51:499:2030:28
9:48
#4973
Finish
26.22 mi12:09:554:04:239:2012:34
9:13
#4823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-24Seg. OverallSeg. FemalesSeg. F20-24
5K3.11 mi3.11 mi5721137426759651462290
10K6.21 mi3.10 mi6315-5941572-198300-3370021799352
15K9.32 mi3.11 mi6174+1411514+58296+459651462290
21K13.05 mi3.73 mi5915+2591436+78285+1153091249261
25K15.53 mi2.48 mi5732+1831411+25283+253161335288
30K18.64 mi3.11 mi5451+2811351+60277+647281192251
35K21.75 mi3.11 mi5176+2751314+37271+646251287270
40K24.85 mi3.10 mi4973+2031300+14272-143821320281
Finish26.22 mi1.37 mi4823+1501261+39268+43346982231

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×18story building
+279ft-164ft

Overall

5965

Females

1462

F20-24

1462

5K→10K

3.1 - 6.2 mi

Top 44%
×11story building
+103ft-217ft

Overall

7002

Females

1799

F20-24

1799

10K→15K

6.2 - 9.3 mi

Top 37%
×3story building
+51ft-55ft

Overall

5965

Females

1462

F20-24

1462

15K→21K

9.3 - 13.1 mi

Top 33%
×1story
+20ft-37ft

Overall

5309

Females

1249

F20-24

1249

21K→25K

13.1 - 15.5 mi

Top 33%
×2story building
+35ft-8ft

Overall

5316

Females

1335

F20-24

1335

25K→30K

15.5 - 18.6 mi

Top 30%
×2story building
+58ft-57ft

Overall

4728

Females

1192

F20-24

1192

30K→35K

18.6 - 21.8 mi

Top 29%
×2story building
+98ft-92ft

Overall

4625

Females

1287

F20-24

1287

35K→40K

21.8 - 24.9 mi

Top 28%
×2story building
+36ft-53ft

Overall

4382

Females

1320

F20-24

1320

40K→Finish

24.9 - 26.2 mi

Top 21%
×5story building
+80ft-24ft

Overall

3346

Females

982

F20-24

982

Passing Analysis

Category:
Athletes Passed
1901*
Passed By
1003
Net Change
+898
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5721
5K → 10K35*629-594#5721#6315
10K → 15K219*78+141#6315#6174
15K → 21K297*38+259#6174#5915
21K → 25K235*52+183#5915#5732
25K → 30K327*46+281#5732#5451
30K → 35K344*69+275#5451#5176
35K → 40K284*81+203#5176#4973
40K → Finish160*10+150#4973#4823
TOTALS1901*1003+898

* 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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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