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BOSTON MARATHON 2024

Kate Klaver

Bib: 17870•F

CO

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 35%
Gender (Female)
#0 / 10924
Top 20%
Masters (Masters Women)
#0 / 6263
Top 9%
Division (F40-44)
#0 / 1613
Top 20%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:51
Rank: #9611
Start → 5K
22:51 | 7:21/mi
10K· 6.21 mi
47:42
Rank: #11885 (-2274)
5K → 10K
24:51 | 8:00/mi
15K· 9.32 mi
1:12:03
Rank: #11982 (-97)
10K → 15K
24:21 | 7:50/mi
20K· 12.43 mi
1:36:48
Rank: #11814 (+168)
15K → 20K
24:45 | 7:58/mi
Half· 13.11 mi
1:42:06
Rank: #11771 (+43)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:01:33
Rank: #11457 (+314)
Half → 25K
19:27 | 8:01/mi
30K· 18.64 mi
2:27:12
Rank: #10916 (+541)
25K → 30K
25:39 | 8:15/mi
20M
2:38:08
Rank: #10548 (+368)
30K → 20M
10:56 | 8:03/mi
21M
2:46:41
Rank: #10197 (+351)
20M → 21M
8:33 | 8:33/mi
35K· 21.75 mi
2:52:21
Rank: #9966 (+231)
21M → 35K
5:40 | 7:34/mi
23M
3:02:30
Rank: #9668 (+298)
35K → 23M
10:09 | 8:06/mi
24M
3:11:02
Rank: #9636 (+32)
23M → 24M
8:32 | 8:32/mi
40K· 24.85 mi
3:17:50
Rank: #9420 (+216)
24M → 40K
6:48 | 7:57/mi
25.2M
3:20:49
Rank: #9321 (+99)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:28:15
Rank: #9046 (+275)
25.2M → Finish
7:26 | 7:18/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:06
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:46:09
Pace8:06 /mi
📊Positive Split: 4.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2922:517:2122:51
7:21
-
10K
6.21 mi11:38:2047:427:4124:51
8:00
+0:39
15K
9.32 mi12:02:411:12:037:4424:21
7:50
-0:10
20K
12.43 mi12:27:261:36:487:4724:45
7:58
+0:08
Half
13.11 mi12:32:441:42:067:475:18
7:46
-0:12
25K
15.53 mi12:52:112:01:337:4919:27
8:01
+0:15
30K
18.64 mi13:17:502:27:127:5425:39
8:15
+0:14
20M
20.00 mi13:28:462:38:087:5410:56
8:03
-0:12
21M
21.00 mi13:37:192:46:417:568:33
8:33
+0:30
35K
21.75 mi13:42:592:52:217:555:40
7:34
-0:59
23M
23.00 mi13:53:083:02:307:5610:09
8:06
+0:32
24M
24.00 mi14:01:403:11:027:588:32
8:32
+0:26
40K
24.85 mi14:08:283:17:507:586:48
7:57
-0:35
25.2M
25.20 mi14:11:273:20:497:582:59
8:39
+0:42
Finish
26.22 mi14:18:533:28:157:577:26
7:18
-1:21

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

7:18 /mi

Average Pace

7:57 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:27

68% of race

Time at Steady Pace

1:03:49

31% of race

Time at Slower Pace

2:59

1% of race

Average Pace: 7:57 /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 mi11:13:2922:517:2122:51
7:21
#9611
10K
6.21 mi11:38:2047:427:4124:51
8:00
#11885
15K
9.32 mi12:02:411:12:037:4424:21
7:50
#11982
20K
12.43 mi12:27:261:36:487:4724:45
7:58
#11814
Half
13.11 mi12:32:441:42:067:475:18
7:46
#11771
25K
15.53 mi12:52:112:01:337:4919:27
8:01
#11457
30K
18.64 mi13:17:502:27:127:5425:39
8:15
#10916
20M
20.00 mi13:28:462:38:087:5410:56
8:03
#10548
21M
21.00 mi13:37:192:46:417:568:33
8:33
#10197
35K
21.75 mi13:42:592:52:217:555:40
7:34
#9966
23M
23.00 mi13:53:083:02:307:5610:09
8:06
#9668
24M
24.00 mi14:01:403:11:027:588:32
8:32
#9636
40K
24.85 mi14:08:283:17:507:586:48
7:57
#9420
25.2M
25.20 mi14:11:273:20:497:582:59
8:39
#9321
Finish
26.22 mi14:18:533:28:157:577:26
7:18
#9046
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi96111848184812239(Top 48%)3375(Top 31%)3375(Top 209%)
10K6.21 mi3.10 mi11885-22743106-12583106-125814205(Top 56%)4449(Top 41%)4449(Top 276%)
15K9.32 mi3.11 mi11982-973190-843190-8412239(Top 48%)3375(Top 31%)3375(Top 209%)
20K12.43 mi3.11 mi11814+1683114+763114+7611598(Top 45%)3112(Top 28%)3112(Top 193%)
Half13.11 mi0.68 mi11771+433099+153099+1511107(Top 43%)2847(Top 26%)2847(Top 177%)
25K15.53 mi2.42 mi11457+3142961+1382961+13810337(Top 40%)2657(Top 24%)2657(Top 165%)
30K18.64 mi3.11 mi10916+5412783+1782783+1789326(Top 37%)2376(Top 22%)2376(Top 147%)
20M20.00 mi1.36 mi10548+3682654+1292654+1297061(Top 28%)1576(Top 14%)1576(Top 98%)
21M21.00 mi1.00 mi10197+3512529+1252529+1256489(Top 25%)1515(Top 14%)1515(Top 94%)
35K21.75 mi0.75 mi9966+2312453+762453+765472(Top 21%)1097(Top 10%)1097(Top 68%)
23M23.00 mi1.25 mi9668+2982365+882365+886323(Top 25%)1602(Top 15%)1602(Top 99%)
24M24.00 mi1.00 mi9636+322397-322397-329669(Top 38%)3261(Top 30%)3261(Top 202%)
40K24.85 mi0.85 mi9420+2162330+672330+675611(Top 22%)1477(Top 14%)1477(Top 92%)
25.2M25.20 mi0.35 mi9321+992301+292301+295131(Top 20%)1332(Top 12%)1332(Top 83%)
Finish26.22 mi1.02 mi9046+2752218+832218+834527(Top 18%)993(Top 9%)993(Top 62%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12239

Females

3375

F40-44

3375

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14205

Females

4449

F40-44

4449

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12239

Females

3375

F40-44

3375

15K→20K

9.3 - 12.4 mi

Top 45%
×5stories
+106ft-86ft

Overall

11598

Females

3112

F40-44

3112

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

11107

Females

2847

F40-44

2847

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10337

Females

2657

F40-44

2657

25K→30K

15.5 - 18.6 mi

Top 37%
×9stories
+181ft-148ft

Overall

9326

Females

2376

F40-44

2376

30K→20M

18.6 - 20.0 mi

Top 28%
×5stories
+64ft-50ft

Overall

7061

Females

1576

F40-44

1576

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6489

Females

1515

F40-44

1515

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5472

Females

1097

F40-44

1097

35K→23M

21.8 - 23.0 mi

Top 25%
×5stories
+23ft-63ft

Overall

6323

Females

1602

F40-44

1602

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

9669

Females

3261

F40-44

3261

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5611

Females

1477

F40-44

1477

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5131

Females

1332

F40-44

1332

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4527

Females

993

F40-44

993

Passing Analysis

Category:
Athletes Passed
3535*
Passed By
2968
Net Change
+565
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9611
5K → 10K132285-2274#9611#11885
10K → 15K196293-97#11885#11982
15K → 20K307139+168#11982#11814
20K → Half6118+43#11814#11771
Half → 25K37359+314#11771#11457
25K → 30K59756+541#11457#10916
30K → 20M3779+368#10916#10548
20M → 21M3565+351#10548#10197
21M → 35K231*0+231#10197#9966
35K → 23M31517+298#9966#9668
23M → 24M110*78+32#9668#9636
24M → 40K2237+216#9636#9420
40K → 25.2M990+99#9420#9321
25.2M → Finish2772+275#9321#9046
TOTALS3535*2968+565

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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