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BOSTON MARATHON 2024

Breanna Kooiman

Bib: 11426•F

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 46%
Gender (Female)
#0 / 10924
Top 33%
Division (F18-39)
#0 / 4660
Top 50%
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
7:36/mi
23:38
↑ 97↓ 3451.5%
10K· 6.21 mi
7:38/mi
47:20
↑ 79↓ 1380.4%
15K· 9.32 mi
7:48/mi
1:11:35
↑ 67↓ 78
20K· 12.43 mi
7:59/mi
1:36:24
↑ 106↓ 860.1%
Half· 13.11 mi
7:49/mi
1:41:44
↑ 19↓ 370.5%
25K· 15.53 mi
8:20/mi
2:01:57
↑ 66↓ 880.2%
30K· 18.64 mi
8:41/mi
2:28:55
↑ 181↓ 1480.2%
20M
8:56/mi
2:41:04
↑ 64↓ 500.2%
21M
9:45/mi
2:50:49
↑ 106↓ 241.6%
35K· 21.75 mi
10:36/mi
2:58:45
↑ 17↓ 861.7%
23M
9:33/mi
3:10:43
↑ 23↓ 630.6%
24M
9:24/mi
3:20:07
↓ 821.3%
40K· 24.85 mi
8:46/mi
3:27:37
↓ 200.3%
25.2M
9:08/mi
3:30:46
↑ 13↓ 160.2%
Finish· 26.22 mi
8:00/mi
3:38:55
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:44
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:57:11
Pace8:56 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3323:387:3623:38
7:36
-
10K
6.21 mi11:15:1547:207:3723:42
7:38
+0:02
15K
9.32 mi11:39:301:11:357:4124:15
7:48
+0:10
20K
12.43 mi12:04:191:36:247:4524:49
7:59
+0:11
Half
13.11 mi12:09:391:41:447:465:20
7:49
-0:10
25K
15.53 mi12:29:522:01:577:5120:13
8:20
+0:31
30K
18.64 mi12:56:502:28:557:5926:58
8:41
+0:21
20M
20.00 mi13:08:592:41:048:0312:09
8:56
+0:15
21M
21.00 mi13:18:442:50:498:089:45
9:45
+0:49
35K
21.75 mi13:26:402:58:458:137:56
10:36
+0:51
23M
23.00 mi13:38:383:10:438:1811:58
9:33
-1:03
24M
24.00 mi13:48:023:20:078:209:24
9:24
-0:09
40K
24.85 mi13:55:323:27:378:217:30
8:46
-0:38
25.2M
25.20 mi13:58:413:30:468:223:09
9:08
+0:22
Finish
26.22 mi14:06:503:38:558:218:09
8:00
-1:08

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

7:36 /mi

Average Pace

8:21 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:53

50% of race

Time at Steady Pace

1:06:50

31% of race

Time at Slower Pace

42:12

19% of race

Average Pace: 8:21 /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 mi10:51:3323:387:3623:38
7:36
#11612
10K
6.21 mi11:15:1547:207:3723:42
7:38
#11403
15K
9.32 mi11:39:301:11:357:4124:15
7:48
#11571
20K
12.43 mi12:04:191:36:247:4524:49
7:59
#11579
Half
13.11 mi12:09:391:41:447:465:20
7:49
#11557
25K
15.53 mi12:29:522:01:577:5120:13
8:20
#11624
30K
18.64 mi12:56:502:28:557:5926:58
8:41
#11586
20M
20.00 mi13:08:592:41:048:0312:09
8:56
#11571
21M
21.00 mi13:18:442:50:498:089:45
9:45
#11559
35K
21.75 mi13:26:402:58:458:137:56
10:36
#11975
23M
23.00 mi13:38:383:10:438:1811:58
9:33
#12060
24M
24.00 mi13:48:023:20:078:209:24
9:24
#12125
40K
24.85 mi13:55:323:27:378:217:30
8:46
#12008
25.2M
25.20 mi13:58:413:30:468:223:09
9:08
#11911
Finish
26.22 mi14:06:503:38:558:218:09
8:00
#11726
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi116122915291511977(Top 47%)3235(Top 30%)3235(Top 69%)
10K6.21 mi3.10 mi11403+2092826+892826+8911304(Top 44%)2816(Top 26%)2816(Top 60%)
15K9.32 mi3.11 mi11571-1682961-1352961-13511977(Top 47%)3235(Top 30%)3235(Top 69%)
20K12.43 mi3.11 mi11579-82985-242985-2411746(Top 46%)3184(Top 29%)3184(Top 68%)
Half13.11 mi0.68 mi11557+222973+122973+1211536(Top 45%)3104(Top 28%)3104(Top 67%)
25K15.53 mi2.42 mi11624-673052-793052-7912198(Top 48%)3619(Top 33%)3619(Top 78%)
30K18.64 mi3.11 mi11586+383137-853137-8511591(Top 45%)3509(Top 32%)3509(Top 75%)
20M20.00 mi1.36 mi11571+153174-373174-3711816(Top 46%)3921(Top 36%)3921(Top 84%)
21M21.00 mi1.00 mi11559+123232-583232-5811925(Top 47%)4218(Top 39%)4218(Top 91%)
35K21.75 mi0.75 mi11975-4163485-2533485-25318847(Top 74%)7750(Top 71%)7750(Top 166%)
23M23.00 mi1.25 mi12060-853602-1173602-11713759(Top 54%)5292(Top 48%)5292(Top 114%)
24M24.00 mi1.00 mi12125-653693-913693-9114046(Top 55%)5458(Top 50%)5458(Top 117%)
40K24.85 mi0.85 mi12008+1173676+173676+179766(Top 38%)3460(Top 32%)3460(Top 74%)
25.2M25.20 mi0.35 mi11911+973635+413635+417270(Top 28%)2337(Top 21%)2337(Top 50%)
Finish26.22 mi1.02 mi11726+1853585+503585+508533(Top 33%)2843(Top 26%)2843(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21story building
+97ft-345ft

Overall

11977

Females

3235

F18-39

3235

5K→10K

3.1 - 6.2 mi

Top 44%
×5story building
+79ft-138ft

Overall

11304

Females

2816

F18-39

2816

10K→15K

6.2 - 9.3 mi

Top 47%
×3story building
+67ft-78ft

Overall

11977

Females

3235

F18-39

3235

15K→20K

9.3 - 12.4 mi

Top 46%
×5story building
+106ft-86ft

Overall

11746

Females

3184

F18-39

3184

20K→Half

12.4 - 13.1 mi

Top 45%
×2story building
+19ft-37ft

Overall

11536

Females

3104

F18-39

3104

Half→25K

13.1 - 15.5 mi

Top 48%
×4story building
+66ft-88ft

Overall

12198

Females

3619

F18-39

3619

25K→30K

15.5 - 18.6 mi

Top 45%
×9story building
+181ft-148ft

Overall

11591

Females

3509

F18-39

3509

30K→20M

18.6 - 20.0 mi

Top 46%
×5story building
+64ft-50ft

Overall

11816

Females

3921

F18-39

3921

20M→21M

20.0 - 21.0 mi

Top 47%
×8story building
+106ft-24ft

Overall

11925

Females

4218

F18-39

4218

21M→35K

21.0 - 21.8 mi

Top 74%
×7story building
+17ft-86ft

Overall

18847

Females

7750

F18-39

7750

35K→23M

21.8 - 23.0 mi

Top 54%
×5story building
+23ft-63ft

Overall

13759

Females

5292

F18-39

5292

23M→24M

23.0 - 24.0 mi

Top 55%
×6story building
+12ft-82ft

Overall

14046

Females

5458

F18-39

5458

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9766

Females

3460

F18-39

3460

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7270

Females

2337

F18-39

2337

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2story building
+22ft-21ft

Overall

8533

Females

2843

F18-39

2843

Passing Analysis

Category:
Athletes Passed
2272
Passed By
2386
Net Change
-114
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11612
5K → 10K387178+209#11612#11403
10K → 15K161329-168#11403#11571
15K → 20K233241-8#11571#11579
20K → Half5432+22#11579#11557
Half → 25K190257-67#11557#11624
25K → 30K312274+38#11624#11586
30K → 20M150135+15#11586#11571
20M → 21M137125+12#11571#11559
21M → 35K16432-416#11559#11975
35K → 23M113198-85#11975#12060
23M → 24M80145-65#12060#12125
24M → 40K14225+117#12125#12008
40K → 25.2M1003+97#12008#11911
25.2M → Finish19712+185#11911#11726
TOTALS22722386-114
📊

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