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BOSTON MARATHON 2024

Karlee Zywusko

Bib: 15382•F

CO

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 28%
Gender (Female)
#0 / 10924
Top 12%
Division (F18-39)
#0 / 4660
Top 23%
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
7:40/mi
23:48
↑ 97↓ 3451.5%
10K· 6.21 mi
7:36/mi
47:24
↑ 79↓ 1380.4%
15K· 9.32 mi
7:36/mi
1:11:01
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:34:36
↑ 106↓ 860.1%
Half· 13.11 mi
7:21/mi
1:39:37
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:57:54
↑ 66↓ 880.2%
30K· 18.64 mi
7:39/mi
2:21:39
↑ 181↓ 1480.2%
20M
7:34/mi
2:31:56
↑ 64↓ 500.2%
21M
8:00/mi
2:39:56
↑ 106↓ 241.6%
35K· 21.75 mi
7:30/mi
2:45:33
↑ 17↓ 861.7%
23M
7:42/mi
2:55:12
↑ 23↓ 630.6%
24M
7:42/mi
3:02:54
↓ 821.3%
40K· 24.85 mi
7:49/mi
3:09:35
↓ 200.3%
25.2M
8:54/mi
3:12:39
↑ 13↓ 160.2%
Finish· 26.22 mi
7:50/mi
3:20:38
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:41:01
Pace7:42 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:3123:487:4023:48
7:40
-
10K
6.21 mi11:21:0747:247:3823:36
7:36
-0:04
15K
9.32 mi11:44:441:11:017:3723:37
7:36
0:00
20K
12.43 mi12:08:191:34:367:3723:35
7:35
-0:01
Half
13.11 mi12:13:201:39:377:365:01
7:21
-0:14
25K
15.53 mi12:31:371:57:547:3518:17
7:32
+0:11
30K
18.64 mi12:55:222:21:397:3623:45
7:39
+0:07
20M
20.00 mi13:05:392:31:567:3610:17
7:34
-0:05
21M
21.00 mi13:13:392:39:567:378:00
8:00
+0:26
35K
21.75 mi13:19:162:45:337:375:37
7:30
-0:30
23M
23.00 mi13:28:552:55:127:379:39
7:42
+0:12
24M
24.00 mi13:36:373:02:547:377:42
7:42
0:00
40K
24.85 mi13:43:183:09:357:386:41
7:49
+0:07
25.2M
25.20 mi13:46:223:12:397:393:04
8:54
+1:05
Finish
26.22 mi13:54:213:20:387:397:59
7:50
-1:04

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

7:21 /mi

Average Pace

7:39 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

5:01

3% of race

Time at Steady Pace

2:56:34

88% of race

Time at Slower Pace

19:03

9% of race

Average Pace: 7:39 /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 mi10:57:3123:487:4023:48
7:40
#12010
10K
6.21 mi11:21:0747:247:3823:36
7:36
#11480
15K
9.32 mi11:44:441:11:017:3723:37
7:36
#11118
20K
12.43 mi12:08:191:34:367:3723:35
7:35
#10478
Half
13.11 mi12:13:201:39:377:365:01
7:21
#10338
25K
15.53 mi12:31:371:57:547:3518:17
7:32
#9716
30K
18.64 mi12:55:222:21:397:3623:45
7:39
#8862
20M
20.00 mi13:05:392:31:567:3610:17
7:34
#8395
21M
21.00 mi13:13:392:39:567:378:00
8:00
#8011
35K
21.75 mi13:19:162:45:337:375:37
7:30
#7844
23M
23.00 mi13:28:552:55:127:379:39
7:42
#7492
24M
24.00 mi13:36:373:02:547:377:42
7:42
#7310
40K
24.85 mi13:43:183:09:357:386:41
7:49
#7142
25.2M
25.20 mi13:46:223:12:397:393:04
8:54
#7090
Finish
26.22 mi13:54:213:20:387:397:59
7:50
#7060
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120103132313210432(Top 41%)2391(Top 22%)2391(Top 51%)
10K6.21 mi3.10 mi11480+5302867+2652867+26511047(Top 43%)2662(Top 24%)2662(Top 57%)
15K9.32 mi3.11 mi11118+3622700+1672700+16710432(Top 41%)2391(Top 22%)2391(Top 51%)
20K12.43 mi3.11 mi10478+6402392+3082392+3089018(Top 35%)1810(Top 17%)1810(Top 39%)
Half13.11 mi0.68 mi10338+1402343+492343+498074(Top 32%)1385(Top 13%)1385(Top 30%)
25K15.53 mi2.42 mi9716+6222071+2722071+2727254(Top 28%)1267(Top 12%)1267(Top 27%)
30K18.64 mi3.11 mi8862+8541752+3191752+3195849(Top 23%)926(Top 8%)926(Top 20%)
20M20.00 mi1.36 mi8395+4671606+1461606+1464622(Top 18%)624(Top 6%)624(Top 13%)
21M21.00 mi1.00 mi8011+3841488+1181488+1184196(Top 16%)611(Top 6%)611(Top 13%)
35K21.75 mi0.75 mi7844+1671447+411447+415139(Top 20%)949(Top 9%)949(Top 20%)
23M23.00 mi1.25 mi7492+3521353+941353+944439(Top 17%)783(Top 7%)783(Top 17%)
24M24.00 mi1.00 mi7310+1821326+271326+275057(Top 20%)1115(Top 10%)1115(Top 24%)
40K24.85 mi0.85 mi7142+1681302+241302+244885(Top 19%)1144(Top 10%)1144(Top 25%)
25.2M25.20 mi0.35 mi7090+521303-11303-16095(Top 24%)1751(Top 16%)1751(Top 38%)
Finish26.22 mi1.02 mi7060+301335-321335-327547(Top 30%)2348(Top 21%)2348(Top 50%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21story building
+97ft-345ft

Overall

10432

Females

2391

F18-39

2391

5K→10K

3.1 - 6.2 mi

Top 43%
×5story building
+79ft-138ft

Overall

11047

Females

2662

F18-39

2662

10K→15K

6.2 - 9.3 mi

Top 41%
×3story building
+67ft-78ft

Overall

10432

Females

2391

F18-39

2391

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9018

Females

1810

F18-39

1810

20K→Half

12.4 - 13.1 mi

Top 32%
×2story building
+19ft-37ft

Overall

8074

Females

1385

F18-39

1385

Half→25K

13.1 - 15.5 mi

Top 28%
×4story building
+66ft-88ft

Overall

7254

Females

1267

F18-39

1267

25K→30K

15.5 - 18.6 mi

Top 23%
×9story building
+181ft-148ft

Overall

5849

Females

926

F18-39

926

30K→20M

18.6 - 20.0 mi

Top 18%
×5story building
+64ft-50ft

Overall

4622

Females

624

F18-39

624

20M→21M

20.0 - 21.0 mi

Top 16%
×8story building
+106ft-24ft

Overall

4196

Females

611

F18-39

611

21M→35K

21.0 - 21.8 mi

Top 20%
×7story building
+17ft-86ft

Overall

5139

Females

949

F18-39

949

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4439

Females

783

F18-39

783

23M→24M

23.0 - 24.0 mi

Top 20%
×6story building
+12ft-82ft

Overall

5057

Females

1115

F18-39

1115

24M→40K

24.0 - 24.9 mi

Top 19%
×1story
+6ft-20ft

Overall

4885

Females

1144

F18-39

1144

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6095

Females

1751

F18-39

1751

25.2M→Finish

25.2 - 26.2 mi

Top 30%
×2story building
+22ft-21ft

Overall

7547

Females

2348

F18-39

2348

Passing Analysis

Category:
Athletes Passed
5218*
Passed By
268
Net Change
+4950
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12010
5K → 10K60676+530#12010#11480
10K → 15K42765+362#11480#11118
15K → 20K65111+640#11118#10478
20K → Half1433+140#10478#10338
Half → 25K623*1+622#10338#9716
25K → 30K8573+854#9716#8862
30K → 20M4670+467#8862#8395
20M → 21M3851+384#8395#8011
21M → 35K1703+167#8011#7844
35K → 23M3619+352#7844#7492
23M → 24M19614+182#7492#7310
24M → 40K18012+168#7310#7142
40K → 25.2M619+52#7142#7090
25.2M → Finish9161+30#7090#7060
TOTALS5218*268+4950

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

📊

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