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BOSTON MARATHON 2024

Caroline Smith

Bib: 27066•F

NC

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

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:18/mi
28:55
↑ 97↓ 3451.5%
10K· 6.21 mi
8:51/mi
56:25
↑ 79↓ 1380.4%
15K· 9.32 mi
8:57/mi
1:24:13
↑ 67↓ 78
20K· 12.43 mi
9:14/mi
1:52:55
↑ 106↓ 860.1%
Half· 13.11 mi
9:18/mi
1:59:16
↑ 19↓ 370.5%
25K· 15.53 mi
9:38/mi
2:22:37
↑ 66↓ 880.2%
30K· 18.64 mi
10:16/mi
2:54:31
↑ 181↓ 1480.2%
20M
10:34/mi
3:08:52
↑ 64↓ 500.2%
21M
10:53/mi
3:19:45
↑ 106↓ 241.6%
35K· 21.75 mi
10:10/mi
3:27:21
↑ 17↓ 861.7%
23M
10:46/mi
3:40:50
↑ 23↓ 630.6%
24M
10:35/mi
3:51:25
↓ 821.3%
40K· 24.85 mi
9:51/mi
3:59:50
↓ 200.3%
25.2M
11:21/mi
4:03:45
↑ 13↓ 160.2%
Finish· 26.22 mi
8:34/mi
4:12:29
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:16
Pace9:06 /mi
2nd Half
Distance13.11 mi
Time2:13:13
Pace10:10 /mi
📊Positive Split: 11.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:3628:559:1828:55
9:18
-
10K
6.21 mi12:15:0656:259:0527:30
8:51
-0:27
15K
9.32 mi12:42:541:24:139:0227:48
8:57
+0:06
20K
12.43 mi13:11:361:52:559:0528:42
9:14
+0:17
Half
13.11 mi13:17:571:59:169:066:21
9:18
+0:04
25K
15.53 mi13:41:182:22:379:1123:21
9:38
+0:20
30K
18.64 mi14:13:122:54:319:2231:54
10:16
+0:38
20M
20.00 mi14:27:333:08:529:2714:21
10:34
+0:18
21M
21.00 mi14:38:263:19:459:3110:53
10:53
+0:19
35K
21.75 mi14:46:023:27:219:327:36
10:10
-0:43
23M
23.00 mi14:59:313:40:509:3613:29
10:46
+0:36
24M
24.00 mi15:10:063:51:259:3910:35
10:35
-0:11
40K
24.85 mi15:18:313:59:509:398:25
9:51
-0:44
25.2M
25.20 mi15:22:264:03:459:403:55
11:21
+1:30
Finish
26.22 mi15:31:104:12:299:388:44
8:34
-2:47

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

8:34 /mi

Average Pace

9:38 /mi

Slowest Pace

11:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:08:00

51% of race

Time at Steady Pace

39:22

16% of race

Time at Slower Pace

1:25:07

34% of race

Average Pace: 9:38 /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 mi11:47:3628:559:1828:55
9:18
#21135
10K
6.21 mi12:15:0656:259:0527:30
8:51
#20194
15K
9.32 mi12:42:541:24:139:0227:48
8:57
#19712
20K
12.43 mi13:11:361:52:559:0528:42
9:14
#19320
Half
13.11 mi13:17:571:59:169:066:21
9:18
#19330
25K
15.53 mi13:41:182:22:379:1123:21
9:38
#19084
30K
18.64 mi14:13:122:54:319:2231:54
10:16
#18881
20M
20.00 mi14:27:333:08:529:2714:21
10:34
#18809
21M
21.00 mi14:38:263:19:459:3110:53
10:53
#18625
35K
21.75 mi14:46:023:27:219:327:36
10:10
#18575
23M
23.00 mi14:59:313:40:509:3613:29
10:46
#18480
24M
24.00 mi15:10:063:51:259:3910:35
10:35
#18468
40K
24.85 mi15:18:313:59:509:398:25
9:51
#18313
25.2M
25.20 mi15:22:264:03:459:403:55
11:21
#18247
Finish
26.22 mi15:31:104:12:299:388:44
8:34
#18027
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi211358467846718668(Top 73%)7060(Top 65%)7060(Top 152%)
10K6.21 mi3.10 mi20194+9417961+5067961+50619118(Top 75%)7356(Top 67%)7356(Top 158%)
15K9.32 mi3.11 mi19712+4827689+2727689+27218668(Top 73%)7060(Top 65%)7060(Top 152%)
20K12.43 mi3.11 mi19320+3927472+2177472+21718339(Top 72%)6902(Top 63%)6902(Top 148%)
Half13.11 mi0.68 mi19330-107478-67478-619445(Top 76%)7571(Top 69%)7571(Top 162%)
25K15.53 mi2.42 mi19084+2467355+1237355+12317986(Top 70%)6819(Top 62%)6819(Top 146%)
30K18.64 mi3.11 mi18881+2037303+527303+5218167(Top 71%)7128(Top 65%)7128(Top 153%)
20M20.00 mi1.36 mi18809+727291+127291+1218141(Top 71%)7279(Top 67%)7279(Top 156%)
21M21.00 mi1.00 mi18625+1847218+737218+7316049(Top 63%)6363(Top 58%)6363(Top 137%)
35K21.75 mi0.75 mi18575+507205+137205+1317648(Top 69%)7157(Top 66%)7157(Top 154%)
23M23.00 mi1.25 mi18480+957183+227183+2217756(Top 69%)7291(Top 67%)7291(Top 156%)
24M24.00 mi1.00 mi18468+127200-177200-1718100(Top 71%)7510(Top 69%)7510(Top 161%)
40K24.85 mi0.85 mi18313+1557138+627138+6214470(Top 57%)5765(Top 53%)5765(Top 124%)
25.2M25.20 mi0.35 mi18247+667115+237115+2315693(Top 61%)6394(Top 59%)6394(Top 137%)
Finish26.22 mi1.02 mi18027+2207033+827033+8211944(Top 47%)4449(Top 41%)4449(Top 95%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 73%
×21story building
+97ft-345ft

Overall

18668

Females

7060

F18-39

7060

5K→10K

3.1 - 6.2 mi

Top 75%
×5story building
+79ft-138ft

Overall

19118

Females

7356

F18-39

7356

10K→15K

6.2 - 9.3 mi

Top 73%
×3story building
+67ft-78ft

Overall

18668

Females

7060

F18-39

7060

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

18339

Females

6902

F18-39

6902

20K→Half

12.4 - 13.1 mi

Top 76%
×2story building
+19ft-37ft

Overall

19445

Females

7571

F18-39

7571

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

17986

Females

6819

F18-39

6819

25K→30K

15.5 - 18.6 mi

Top 71%
×9story building
+181ft-148ft

Overall

18167

Females

7128

F18-39

7128

30K→20M

18.6 - 20.0 mi

Top 71%
×5story building
+64ft-50ft

Overall

18141

Females

7279

F18-39

7279

20M→21M

20.0 - 21.0 mi

Top 63%
×8story building
+106ft-24ft

Overall

16049

Females

6363

F18-39

6363

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

17648

Females

7157

F18-39

7157

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

17756

Females

7291

F18-39

7291

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18100

Females

7510

F18-39

7510

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

14470

Females

5765

F18-39

5765

40K→25.2M

24.9 - 25.2 mi

Top 61%
×1story
+13ft-16ft

Overall

15693

Females

6394

F18-39

6394

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2story building
+22ft-21ft

Overall

11944

Females

4449

F18-39

4449

Passing Analysis

Category:
Athletes Passed
3714
Passed By
606
Net Change
+3108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21135
5K → 10K96423+941#21135#20194
10K → 15K50927+482#20194#19712
15K → 20K45159+392#19712#19320
20K → Half3545-10#19320#19330
Half → 25K32074+246#19330#19084
25K → 30K324121+203#19084#18881
30K → 20M14068+72#18881#18809
20M → 21M20016+184#18809#18625
21M → 35K8030+50#18625#18575
35K → 23M15661+95#18575#18480
23M → 24M7563+12#18480#18468
24M → 40K1605+155#18468#18313
40K → 25.2M7711+66#18313#18247
25.2M → Finish2233+220#18247#18027
TOTALS3714606+3108
📊

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