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BOSTON MARATHON 2024

Kyra Zwart

Bib: 28119•F

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
35:12
Rank: #25106
Start → 5K
35:12 | 11:20/mi
10K· 6.21 mi
1:12:42
Rank: #25163 (-57)
5K → 10K
37:30 | 12:04/mi
15K· 9.32 mi
1:55:37
Rank: #25348 (-185)
10K → 15K
42:55 | 13:49/mi
20K· 12.43 mi
2:36:31
Rank: #25309 (+39)
15K → 20K
40:54 | 13:10/mi
Half· 13.11 mi
2:44:48
Rank: #25299 (+10)
20K → Half
8:17 | 12:08/mi
25K· 15.53 mi
3:18:46
Rank: #25280 (+19)
Half → 25K
33:58 | 14:01/mi
30K· 18.64 mi
4:01:36
Rank: #25150 (+130)
25K → 30K
42:50 | 13:47/mi
20M
4:20:03
Rank: #25077 (+73)
30K → 20M
18:27 | 13:35/mi
21M
4:35:22
Rank: #25064 (+13)
20M → 21M
15:19 | 15:19/mi
35K· 21.75 mi
4:44:05
Rank: #24996 (+68)
21M → 35K
8:43 | 11:39/mi
23M
5:01:50
Rank: #24967 (+29)
35K → 23M
17:45 | 14:11/mi
24M
5:14:34
Rank: #24917 (+50)
23M → 24M
12:44 | 12:44/mi
40K· 24.85 mi
5:25:15
Rank: #24858 (+59)
24M → 40K
10:41 | 12:30/mi
25.2M
5:30:22
Rank: #24846 (+12)
40K → 25.2M
5:07 | 14:50/mi
Finish· 26.22 mi
5:42:37
Rank: #24823 (+23)
25.2M → Finish
12:15 | 12:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:44:48
Pace12:34 /mi
2nd Half
Distance13.11 mi
Time2:57:49
Pace13:34 /mi
📊Positive Split: 7.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0335:1211:2035:12
11:20
-
10K
6.21 mi12:33:331:12:4211:4237:30
12:04
+0:44
15K
9.32 mi13:16:281:55:3712:2442:55
13:49
+1:45
20K
12.43 mi13:57:222:36:3112:3640:54
13:10
-0:39
Half
13.11 mi14:05:392:44:4812:348:17
12:08
-1:02
25K
15.53 mi14:39:373:18:4612:4833:58
14:01
+1:53
30K
18.64 mi15:22:274:01:3612:5842:50
13:47
-0:14
20M
20.00 mi15:40:544:20:0313:0018:27
13:35
-0:12
21M
21.00 mi15:56:134:35:2213:0715:19
15:19
+1:44
35K
21.75 mi16:04:564:44:0513:048:43
11:39
-3:40
23M
23.00 mi16:22:415:01:5013:0717:45
14:11
+2:32
24M
24.00 mi16:35:255:14:3413:0612:44
12:44
-1:27
40K
24.85 mi16:46:065:25:1513:0510:41
12:30
-0:14
25.2M
25.20 mi16:51:135:30:2213:075:07
14:50
+2:20
Finish
26.22 mi17:03:285:42:3713:0512:15
12:01
-2:49

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

11:20 /mi

Average Pace

13:05 /mi

Slowest Pace

15:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:38

33% of race

Time at Steady Pace

1:12:05

21% of race

Time at Slower Pace

2:37:54

46% of race

Average Pace: 13:04 /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 mi11:56:0335:1211:2035:12
11:20
#25106
10K
6.21 mi12:33:331:12:4211:4237:30
12:04
#25163
15K
9.32 mi13:16:281:55:3712:2442:55
13:49
#25348
20K
12.43 mi13:57:222:36:3112:3640:54
13:10
#25309
Half
13.11 mi14:05:392:44:4812:348:17
12:08
#25299
25K
15.53 mi14:39:373:18:4612:4833:58
14:01
#25280
30K
18.64 mi15:22:274:01:3612:5842:50
13:47
#25150
20M
20.00 mi15:40:544:20:0313:0018:27
13:35
#25077
21M
21.00 mi15:56:134:35:2213:0715:19
15:19
#25064
35K
21.75 mi16:04:564:44:0513:048:43
11:39
#24996
23M
23.00 mi16:22:415:01:5013:0717:45
14:11
#24967
24M
24.00 mi16:35:255:14:3413:0612:44
12:44
#24917
40K
24.85 mi16:46:065:25:1513:0510:41
12:30
#24858
25.2M
25.20 mi16:51:135:30:2213:075:07
14:50
#24846
Finish
26.22 mi17:03:285:42:3713:0512:15
12:01
#24823
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25106106341063425470(Top 100%)10878(Top 100%)10878(Top 233%)
10K6.21 mi3.10 mi25163-5710672-3810672-3825141(Top 98%)10652(Top 98%)10652(Top 229%)
15K9.32 mi3.11 mi25348-18510798-12610798-12625470(Top 100%)10878(Top 100%)10878(Top 233%)
20K12.43 mi3.11 mi25309+3910768+3010768+3024986(Top 98%)10587(Top 97%)10587(Top 227%)
Half13.11 mi0.68 mi25299+1010761+710761+724694(Top 97%)10450(Top 96%)10450(Top 224%)
25K15.53 mi2.42 mi25280+1910756+510756+524932(Top 98%)10595(Top 97%)10595(Top 227%)
30K18.64 mi3.11 mi25150+13010684+7210684+7224061(Top 94%)10196(Top 93%)10196(Top 219%)
20M20.00 mi1.36 mi25077+7310652+3210652+3223551(Top 92%)10032(Top 92%)10032(Top 215%)
21M21.00 mi1.00 mi25064+1310647+510647+523926(Top 94%)10231(Top 94%)10231(Top 220%)
35K21.75 mi0.75 mi24996+6810612+3510612+3521198(Top 83%)8951(Top 82%)8951(Top 192%)
23M23.00 mi1.25 mi24967+2910598+1410598+1423981(Top 94%)10280(Top 94%)10280(Top 221%)
24M24.00 mi1.00 mi24917+5010574+2410574+2422680(Top 89%)9747(Top 89%)9747(Top 209%)
40K24.85 mi0.85 mi24858+5910553+2110553+2121404(Top 84%)9187(Top 84%)9187(Top 197%)
25.2M25.20 mi0.35 mi24846+1210550+310550+322851(Top 89%)9869(Top 90%)9869(Top 212%)
Finish26.22 mi1.02 mi24823+2310547+310547+323271(Top 91%)10072(Top 92%)10072(Top 216%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21stories
+97ft-345ft

Overall

25470

Females

10878

F18-39

10878

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

25141

Females

10652

F18-39

10652

10K→15K

6.2 - 9.3 mi

Top 100%
×3stories
+67ft-78ft

Overall

25470

Females

10878

F18-39

10878

15K→20K

9.3 - 12.4 mi

Top 98%
×5stories
+106ft-86ft

Overall

24986

Females

10587

F18-39

10587

20K→Half

12.4 - 13.1 mi

Top 97%
×2stories
+19ft-37ft

Overall

24694

Females

10450

F18-39

10450

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

24932

Females

10595

F18-39

10595

25K→30K

15.5 - 18.6 mi

Top 94%
×9stories
+181ft-148ft

Overall

24061

Females

10196

F18-39

10196

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

23551

Females

10032

F18-39

10032

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

23926

Females

10231

F18-39

10231

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

21198

Females

8951

F18-39

8951

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

23981

Females

10280

F18-39

10280

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

22680

Females

9747

F18-39

9747

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

21404

Females

9187

F18-39

9187

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

22851

Females

9869

F18-39

9869

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23271

Females

10072

F18-39

10072

Passing Analysis

Category:
Athletes Passed
668
Passed By
385
Net Change
+283
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25106
5K → 10K48105-57#25106#25163
10K → 15K8193-185#25163#25348
15K → 20K5516+39#25348#25309
20K → Half133+10#25309#25299
Half → 25K3920+19#25299#25280
25K → 30K1333+130#25280#25150
30K → 20M741+73#25150#25077
20M → 21M2613+13#25077#25064
21M → 35K702+68#25064#24996
35K → 23M389+29#24996#24967
23M → 24M511+50#24967#24917
24M → 40K634+59#24917#24858
40K → 25.2M164+12#24858#24846
25.2M → Finish3411+23#24846#24823
TOTALS668385+283
📊

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