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MARINE CORPS MARATHON 2024

Alison Northorn

West Islip, NY

Bib: 19263 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 15907
Gender (Female)
#0 / 5973
Masters (Masters Women)
#0 / 2230
Division (F45-49)
#0 / 538
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
11:11/mi
34:45
↑ 279↓ 1640.7%
140 ft elev
10K· 6.21 mi
10:45/mi
1:08:08
↑ 103↓ 2170.7%
25 ft elev
15K· 9.32 mi
11:05/mi
1:42:35
↑ 51↓ 55
21 ft elev
21K· 13.05 mi
11:33/mi
2:25:38
↑ 20↓ 37
4 ft elev
25K· 15.53 mi
11:23/mi
2:53:55
↑ 350.2%
30 ft elev
30K· 18.64 mi
14:04/mi
3:37:38
↑ 58↓ 57
30 ft elev
35K· 21.75 mi
14:34/mi
4:22:52
↑ 98↓ 92
36 ft elev
40K· 24.85 mi
15:20/mi
5:10:31
↑ 36↓ 530.1%
18 ft elev
Finish· 26.22 mi
12:40/mi
5:27:47
↑ 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
2:25:3811:10 /mi⚡ faster
2nd Half
3:02:0913:50 /mi+25.1%
Positive split — 25.1% 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 mi08:57:5934:4511:1134:45
11:11
-
10K
6.21 mi09:31:221:08:0810:5833:23
10:45
-0:26
15K
9.32 mi10:05:491:42:3511:0034:27
11:05
+0:20
21K
13.05 mi10:48:522:25:3811:1043:03
11:33
+0:28
25K
15.53 mi11:17:092:53:5511:1228:17
11:23
-0:10
30K
18.64 mi12:00:523:37:3811:4043:43
14:04
+2:41
35K
21.75 mi12:46:064:22:5212:0545:14
14:34
+0:30
40K
24.85 mi13:33:455:10:3112:3047:39
15:20
+0:46
Finish
26.22 mi13:51:015:27:4712:3117:16
12:40
-2:40

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

10:45 /mi

Average Pace

12:31 /mi

Slowest Pace

15:20 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:53:55

53% of race

Time at Slower Pace

2:33:52

47% of race

Average Pace: 12:30 /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 mi08:57:5934:4511:1134:45
11:11
#12220
10K
6.21 mi09:31:221:08:0810:5833:23
10:45
#12237
15K
9.32 mi10:05:491:42:3511:0034:27
11:05
#12218
21K
13.05 mi10:48:522:25:3811:1043:03
11:33
#12258
25K
15.53 mi11:17:092:53:5511:1228:17
11:23
#12159
30K
18.64 mi12:00:523:37:3811:4043:43
14:04
#12648
35K
21.75 mi12:46:064:22:5212:0545:14
14:34
#13016
40K
24.85 mi13:33:455:10:3112:3047:39
15:20
#13258
Finish
26.22 mi13:51:015:27:4712:3117:16
12:40
#13143
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi122204001318122524022319
10K6.21 mi3.10 mi12237-174005-4321-3123834084332
15K9.32 mi3.11 mi12218+194013-8321122524022319
21K13.05 mi3.73 mi12258-404047-34327-6124044136337
25K15.53 mi2.48 mi12159+994034+13320+7118754054323
30K18.64 mi3.11 mi12648-4894306-272351-31139545121427
35K21.75 mi3.11 mi13016-3684550-244382-31139375218445
40K24.85 mi3.10 mi13258-2424708-158399-17141055288450
Finish26.22 mi1.37 mi13143+1154673+35396+3111094098338

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×18story building
+279ft-164ft

Overall

12252

Females

4022

F45-49

4022

5K→10K

3.1 - 6.2 mi

Top 78%
×11story building
+103ft-217ft

Overall

12383

Females

4084

F45-49

4084

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+51ft-55ft

Overall

12252

Females

4022

F45-49

4022

15K→21K

9.3 - 13.1 mi

Top 78%
×1story
+20ft-37ft

Overall

12404

Females

4136

F45-49

4136

21K→25K

13.1 - 15.5 mi

Top 75%
×2story building
+35ft-8ft

Overall

11875

Females

4054

F45-49

4054

25K→30K

15.5 - 18.6 mi

Top 88%
×2story building
+58ft-57ft

Overall

13954

Females

5121

F45-49

5121

30K→35K

18.6 - 21.8 mi

Top 88%
×2story building
+98ft-92ft

Overall

13937

Females

5218

F45-49

5218

35K→40K

21.8 - 24.9 mi

Top 89%
×2story building
+36ft-53ft

Overall

14105

Females

5288

F45-49

5288

40K→Finish

24.9 - 26.2 mi

Top 70%
×5story building
+80ft-24ft

Overall

11109

Females

4098

F45-49

4098

Passing Analysis

Category:
Athletes Passed
1255*
Passed By
2178
Net Change
-923
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12220
5K → 10K222*239-17#12220#12237
10K → 15K214*195+19#12237#12218
15K → 21K237*277-40#12218#12258
21K → 25K234*135+99#12258#12159
25K → 30K83*572-489#12159#12648
30K → 35K71*439-368#12648#13016
35K → 40K65*307-242#13016#13258
40K → Finish129*14+115#13258#13143
TOTALS1255*2178-923

* 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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Contact Race Support

Public Race Data

U.S. Marine Corps Community Services (MCCS)

Timing Productions