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BOSTON MARATHON 2024

Charlotte Clulow

Bib: 13068•F

IL

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 34%
Gender (Female)
#0 / 10924
Top 18%
Division (F18-39)
#0 / 4660
Top 32%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:00
Rank: #7567
Start → 5K
7:05/mi
22:00 split
10K· 6.21 mi
44:11
Rank: #7530 (+37)
5K → 10K
7:08/mi
22:11 split
15K· 9.32 mi
1:07:05
Rank: #7858 (-328)
10K → 15K
7:22/mi
22:54 split
20K· 12.43 mi
1:30:32
Rank: #8003 (-145)
15K → 20K
7:33/mi
23:27 split
Half· 13.11 mi
1:35:39
Rank: #8063 (-60)
20K → Half
7:30/mi
5:07 split
25K· 15.53 mi
1:54:23
Rank: #8056 (+7)
Half → 25K
7:44/mi
18:44 split
30K· 18.64 mi
2:19:36
Rank: #8074 (-18)
25K → 30K
8:07/mi
25:13 split
20M
2:30:56
Rank: #8068 (+6)
30K → 20M
8:20/mi
11:20 split
21M
2:40:00
Rank: #8032 (+36)
20M → 21M
9:04/mi
9:04 split
35K· 21.75 mi
2:46:14
Rank: #8062 (-30)
21M → 35K
8:20/mi
6:14 split
23M
2:57:04
Rank: #8039 (+23)
35K → 23M
8:39/mi
10:50 split
24M
3:06:03
Rank: #8202 (-163)
23M → 24M
8:59/mi
8:59 split
40K· 24.85 mi
3:13:50
Rank: #8297 (-95)
24M → 40K
9:06/mi
7:47 split
25.2M
3:17:21
Rank: #8333 (-36)
40K → 25.2M
10:12/mi
3:31 split
Finish· 26.22 mi
3:26:42
Rank: #8617 (-284)
25.2M → Finish
9:11/mi
9:21 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:39
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:51:03
Pace8:28 /mi
📊Positive Split: 16.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3622:007:0522:00
7:05
-
10K
6.21 mi11:13:4744:117:0722:11
7:08
+0:03
15K
9.32 mi11:36:411:07:057:1222:54
7:22
+0:14
20K
12.43 mi12:00:081:30:327:1723:27
7:33
+0:11
Half
13.11 mi12:05:151:35:397:185:07
7:30
-0:03
25K
15.53 mi12:23:591:54:237:2218:44
7:44
+0:14
30K
18.64 mi12:49:122:19:367:2925:13
8:07
+0:23
20M
20.00 mi13:00:322:30:567:3311:20
8:20
+0:13
21M
21.00 mi13:09:362:40:007:379:04
9:04
+0:44
35K
21.75 mi13:15:502:46:147:396:14
8:20
-0:44
23M
23.00 mi13:26:402:57:047:4210:50
8:39
+0:19
24M
24.00 mi13:35:393:06:037:458:59
8:59
+0:20
40K
24.85 mi13:43:263:13:507:487:47
9:06
+0:07
25.2M
25.20 mi13:46:573:17:217:503:31
10:12
+1:06
Finish
26.22 mi13:56:183:26:427:539:21
9:11
-1:01

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

7:05 /mi

Average Pace

7:53 /mi

Slowest Pace

10:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:23

55% of race

Time at Steady Pace

53:37

26% of race

Time at Slower Pace

38:42

19% of race

Average Pace: 7:53 /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 mi10:51:3622:007:0522:00
7:05
#7567
10K
6.21 mi11:13:4744:117:0722:11
7:08
#7530
15K
9.32 mi11:36:411:07:057:1222:54
7:22
#7858
20K
12.43 mi12:00:081:30:327:1723:27
7:33
#8003
Half
13.11 mi12:05:151:35:397:185:07
7:30
#8063
25K
15.53 mi12:23:591:54:237:2218:44
7:44
#8056
30K
18.64 mi12:49:122:19:367:2925:13
8:07
#8074
20M
20.00 mi13:00:322:30:567:3311:20
8:20
#8068
21M
21.00 mi13:09:362:40:007:379:04
9:04
#8032
35K
21.75 mi13:15:502:46:147:396:14
8:20
#8062
23M
23.00 mi13:26:402:57:047:4210:50
8:39
#8039
24M
24.00 mi13:35:393:06:037:458:59
8:59
#8202
40K
24.85 mi13:43:263:13:507:487:47
9:06
#8297
25.2M
25.20 mi13:46:573:17:217:503:31
10:12
#8333
Finish
26.22 mi13:56:183:26:427:539:21
9:11
#8617
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi7567102010208670(Top 34%)1551(Top 14%)1551(Top 33%)
10K6.21 mi3.10 mi7530+371018+21018+27544(Top 30%)1052(Top 10%)1052(Top 23%)
15K9.32 mi3.11 mi7858-3281165-1471165-1478670(Top 34%)1551(Top 14%)1551(Top 33%)
20K12.43 mi3.11 mi8003-1451248-831248-838736(Top 34%)1694(Top 16%)1694(Top 36%)
Half13.11 mi0.68 mi8063-601278-301278-309176(Top 36%)1908(Top 17%)1908(Top 41%)
25K15.53 mi2.42 mi8056+71311-331311-338490(Top 33%)1774(Top 16%)1774(Top 38%)
30K18.64 mi3.11 mi8074-181423-1121423-1128544(Top 33%)1998(Top 18%)1998(Top 43%)
20M20.00 mi1.36 mi8068+61469-461469-468607(Top 34%)2279(Top 21%)2279(Top 49%)
21M21.00 mi1.00 mi8032+361499-301499-308906(Top 35%)2638(Top 24%)2638(Top 57%)
35K21.75 mi0.75 mi8062-301547-481547-489783(Top 38%)3099(Top 28%)3099(Top 67%)
23M23.00 mi1.25 mi8039+231600-531600-539310(Top 36%)3029(Top 28%)3029(Top 65%)
24M24.00 mi1.00 mi8202-1631718-1181718-11812085(Top 47%)4444(Top 41%)4444(Top 95%)
40K24.85 mi0.85 mi8297-951813-951813-9511356(Top 44%)4214(Top 39%)4214(Top 90%)
25.2M25.20 mi0.35 mi8333-361850-371850-3711723(Top 46%)4433(Top 41%)4433(Top 95%)
Finish26.22 mi1.02 mi8617-2842015-1652015-16515035(Top 59%)5987(Top 55%)5987(Top 128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8670

Females

1551

F18-39

1551

5K→10K

3.1 - 6.2 mi

Top 30%
×5story building
+79ft-138ft

Overall

7544

Females

1052

F18-39

1052

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8670

Females

1551

F18-39

1551

15K→20K

9.3 - 12.4 mi

Top 34%
×5story building
+106ft-86ft

Overall

8736

Females

1694

F18-39

1694

20K→Half

12.4 - 13.1 mi

Top 36%
×2story building
+19ft-37ft

Overall

9176

Females

1908

F18-39

1908

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8490

Females

1774

F18-39

1774

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8544

Females

1998

F18-39

1998

30K→20M

18.6 - 20.0 mi

Top 34%
×5story building
+64ft-50ft

Overall

8607

Females

2279

F18-39

2279

20M→21M

20.0 - 21.0 mi

Top 35%
×8story building
+106ft-24ft

Overall

8906

Females

2638

F18-39

2638

21M→35K

21.0 - 21.8 mi

Top 38%
×7story building
+17ft-86ft

Overall

9783

Females

3099

F18-39

3099

35K→23M

21.8 - 23.0 mi

Top 36%
×5story building
+23ft-63ft

Overall

9310

Females

3029

F18-39

3029

23M→24M

23.0 - 24.0 mi

Top 47%
×6story building
+12ft-82ft

Overall

12085

Females

4444

F18-39

4444

24M→40K

24.0 - 24.9 mi

Top 44%
×1story
+6ft-20ft

Overall

11356

Females

4214

F18-39

4214

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

11723

Females

4433

F18-39

4433

25.2M→Finish

25.2 - 26.2 mi

Top 59%
×2story building
+22ft-21ft

Overall

15035

Females

5987

F18-39

5987

Passing Analysis

Category:
Athletes Passed
1549
Passed By
2599
Net Change
-1050
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7567
5K → 10K218181+37#7567#7530
10K → 15K85413-328#7530#7858
15K → 20K129274-145#7858#8003
20K → Half1676-60#8003#8063
Half → 25K193186+7#8063#8056
25K → 30K262280-18#8056#8074
30K → 20M127121+6#8074#8068
20M → 21M136100+36#8068#8032
21M → 35K6999-30#8032#8062
35K → 23M142119+23#8062#8039
23M → 24M49212-163#8039#8202
24M → 40K64159-95#8202#8297
40K → 25.2M3369-36#8297#8333
25.2M → Finish26310-284#8333#8617
TOTALS15492599-1050
📊

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

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing