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BOSTON MARATHON 2024

Kayla Pierce

Bib: 28182•F

MA

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

Start
0:00:00
Race begins
5K· 3.11 mi
31:18
Rank: #23155
Start → 5K
31:18 | 10:04/mi
10K· 6.21 mi
1:02:43
Rank: #22978 (+177)
5K → 10K
31:25 | 10:07/mi
15K· 9.32 mi
1:35:03
Rank: #22932 (+46)
10K → 15K
32:20 | 10:24/mi
20K· 12.43 mi
2:08:51
Rank: #22751 (+181)
15K → 20K
33:48 | 10:53/mi
Half· 13.11 mi
2:16:25
Rank: #22805 (-54)
20K → Half
7:34 | 11:05/mi
25K· 15.53 mi
2:43:37
Rank: #22667 (+138)
Half → 25K
27:12 | 11:13/mi
30K· 18.64 mi
3:21:21
Rank: #22590 (+77)
25K → 30K
37:44 | 12:09/mi
20M
3:39:22
Rank: #22669 (-79)
30K → 20M
18:01 | 13:15/mi
21M
3:52:36
Rank: #22602 (+67)
20M → 21M
13:14 | 13:14/mi
35K· 21.75 mi
4:05:11
Rank: #22882 (-280)
21M → 35K
12:35 | 16:49/mi
23M
4:21:06
Rank: #22863 (+19)
35K → 23M
15:55 | 12:43/mi
24M
4:32:17
Rank: #22750 (+113)
23M → 24M
11:11 | 11:11/mi
40K· 24.85 mi
4:43:32
Rank: #22774 (-24)
24M → 40K
11:15 | 13:09/mi
25.2M
4:48:05
Rank: #22738 (+36)
40K → 25.2M
4:33 | 13:12/mi
Finish· 26.22 mi
4:58:48
Rank: #22683 (+55)
25.2M → Finish
10:43 | 10:31/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:25
Pace10:24 /mi
2nd Half
Distance13.11 mi
Time2:42:23
Pace12:23 /mi
📊Positive Split: 19.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3831:1810:0431:18
10:04
-
10K
6.21 mi12:23:031:02:4310:0631:25
10:07
+0:03
15K
9.32 mi12:55:231:35:0310:1232:20
10:24
+0:17
20K
12.43 mi13:29:112:08:5110:2233:48
10:53
+0:29
Half
13.11 mi13:36:452:16:2510:247:34
11:05
+0:12
25K
15.53 mi14:03:572:43:3710:3227:12
11:13
+0:08
30K
18.64 mi14:41:413:21:2110:4837:44
12:09
+0:56
20M
20.00 mi14:59:423:39:2210:5818:01
13:15
+1:06
21M
21.00 mi15:12:563:52:3611:0513:14
13:14
-0:01
35K
21.75 mi15:25:314:05:1111:1612:35
16:49
+3:35
23M
23.00 mi15:41:264:21:0611:2115:55
12:43
-4:06
24M
24.00 mi15:52:374:32:1711:2111:11
11:11
-1:32
40K
24.85 mi16:03:524:43:3211:2411:15
13:09
+1:58
25.2M
25.20 mi16:08:254:48:0511:264:33
13:12
+0:03
Finish
26.22 mi16:19:084:58:4811:2410:43
10:31
-2:41

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

10:04 /mi

Average Pace

11:24 /mi

Slowest Pace

16:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:02:43

21% of race

Time at Steady Pace

2:02:48

41% of race

Time at Slower Pace

1:53:17

38% of race

Average Pace: 11:24 /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 mi11:51:3831:1810:0431:18
10:04
#23155
10K
6.21 mi12:23:031:02:4310:0631:25
10:07
#22978
15K
9.32 mi12:55:231:35:0310:1232:20
10:24
#22932
20K
12.43 mi13:29:112:08:5110:2233:48
10:53
#22751
Half
13.11 mi13:36:452:16:2510:247:34
11:05
#22805
25K
15.53 mi14:03:572:43:3710:3227:12
11:13
#22667
30K
18.64 mi14:41:413:21:2110:4837:44
12:09
#22590
20M
20.00 mi14:59:423:39:2210:5818:01
13:15
#22669
21M
21.00 mi15:12:563:52:3611:0513:14
13:14
#22602
35K
21.75 mi15:25:314:05:1111:1612:35
16:49
#22882
23M
23.00 mi15:41:264:21:0611:2115:55
12:43
#22863
24M
24.00 mi15:52:374:32:1711:2111:11
11:11
#22750
40K
24.85 mi16:03:524:43:3211:2411:15
13:09
#22774
25.2M
25.20 mi16:08:254:48:0511:264:33
13:12
#22738
Finish
26.22 mi16:19:084:58:4811:2410:43
10:31
#22683
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi231559474947422764(Top 89%)9299(Top 85%)9299(Top 200%)
10K6.21 mi3.10 mi22978+1779407+679407+6722784(Top 89%)9329(Top 85%)9329(Top 200%)
15K9.32 mi3.11 mi22932+469379+289379+2822764(Top 89%)9299(Top 85%)9299(Top 200%)
20K12.43 mi3.11 mi22751+1819278+1019278+10122411(Top 88%)9138(Top 84%)9138(Top 196%)
Half13.11 mi0.68 mi22805-549308-309308-3023636(Top 93%)9845(Top 90%)9845(Top 211%)
25K15.53 mi2.42 mi22667+1389256+529256+5221915(Top 86%)8952(Top 82%)8952(Top 192%)
30K18.64 mi3.11 mi22590+779272-169272-1622199(Top 87%)9252(Top 85%)9252(Top 199%)
20M20.00 mi1.36 mi22669-799336-649336-6423163(Top 91%)9835(Top 90%)9835(Top 211%)
21M21.00 mi1.00 mi22602+679324+129324+1221142(Top 83%)8871(Top 81%)8871(Top 190%)
35K21.75 mi0.75 mi22882-2809489-1659489-16525312(Top 99%)10844(Top 99%)10844(Top 233%)
23M23.00 mi1.25 mi22863+199492-39492-322074(Top 86%)9408(Top 86%)9408(Top 202%)
24M24.00 mi1.00 mi22750+1139438+549438+5419724(Top 77%)8310(Top 76%)8310(Top 178%)
40K24.85 mi0.85 mi22774-249460-229460-2222516(Top 88%)9714(Top 89%)9714(Top 208%)
25.2M25.20 mi0.35 mi22738+369445+159445+1520141(Top 79%)8600(Top 79%)8600(Top 185%)
Finish26.22 mi1.02 mi22683+559428+179428+1720093(Top 79%)8530(Top 78%)8530(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

22764

Females

9299

F18-39

9299

5K→10K

3.1 - 6.2 mi

Top 89%
×5stories
+79ft-138ft

Overall

22784

Females

9329

F18-39

9329

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

22764

Females

9299

F18-39

9299

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

22411

Females

9138

F18-39

9138

20K→Half

12.4 - 13.1 mi

Top 93%
×2stories
+19ft-37ft

Overall

23636

Females

9845

F18-39

9845

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

21915

Females

8952

F18-39

8952

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

22199

Females

9252

F18-39

9252

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

23163

Females

9835

F18-39

9835

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

21142

Females

8871

F18-39

8871

21M→35K

21.0 - 21.8 mi

Top 99%
×7stories
+17ft-86ft

Overall

25312

Females

10844

F18-39

10844

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22074

Females

9408

F18-39

9408

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

19724

Females

8310

F18-39

8310

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

22516

Females

9714

F18-39

9714

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

20141

Females

8600

F18-39

8600

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

20093

Females

8530

F18-39

8530

Passing Analysis

Category:
Athletes Passed
1600
Passed By
1128
Net Change
+472
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23155
5K → 10K305128+177#23155#22978
10K → 15K181135+46#22978#22932
15K → 20K25271+181#22932#22751
20K → Half1367-54#22751#22805
Half → 25K19456+138#22805#22667
25K → 30K191114+77#22667#22590
30K → 20M46125-79#22590#22669
20M → 21M10134+67#22669#22602
21M → 35K5285-280#22602#22882
35K → 23M5233+19#22882#22863
23M → 24M1152+113#22863#22750
24M → 40K3054-24#22750#22774
40K → 25.2M4610+36#22774#22738
25.2M → Finish6914+55#22738#22683
TOTALS16001128+472
📊

Passing Visuals

Category:
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🔥Passing Intensity

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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