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BOSTON MARATHON 2024

Kaitlyn Burchill

Bib: 28973•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
33:34
Rank: #24610
Start → 5K
33:34 | 10:48/mi
10K· 6.21 mi
1:06:54
Rank: #24259 (+351)
5K → 10K
33:20 | 10:44/mi
15K· 9.32 mi
1:40:30
Rank: #23980 (+279)
10K → 15K
33:36 | 10:49/mi
20K· 12.43 mi
2:17:19
Rank: #23982 (-2)
15K → 20K
36:49 | 11:51/mi
Half· 13.11 mi
2:25:02
Rank: #23977 (+5)
20K → Half
7:43 | 11:19/mi
25K· 15.53 mi
2:55:02
Rank: #23943 (+34)
Half → 25K
30:00 | 12:22/mi
30K· 18.64 mi
3:36:14
Rank: #23874 (+69)
25K → 30K
41:12 | 13:16/mi
20M
3:53:49
Rank: #23815 (+59)
30K → 20M
17:35 | 12:56/mi
21M
4:07:49
Rank: #23735 (+80)
20M → 21M
14:00 | 14:00/mi
35K· 21.75 mi
4:17:37
Rank: #23733 (+2)
21M → 35K
9:48 | 13:06/mi
23M
4:34:10
Rank: #23696 (+37)
35K → 23M
16:33 | 13:13/mi
24M
4:47:10
Rank: #23677 (+19)
23M → 24M
13:00 | 13:00/mi
40K· 24.85 mi
4:58:31
Rank: #23663 (+14)
24M → 40K
11:21 | 13:16/mi
25.2M
5:03:15
Rank: #23640 (+23)
40K → 25.2M
4:44 | 13:44/mi
Finish· 26.22 mi
5:15:19
Rank: #23610 (+30)
25.2M → Finish
12:04 | 11:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:25:02
Pace11:04 /mi
2nd Half
Distance13.11 mi
Time2:50:17
Pace12:59 /mi
📊Positive Split: 17.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:2933:3410:4833:34
10:48
-
10K
6.21 mi12:30:491:06:5410:4633:20
10:44
-0:04
15K
9.32 mi13:04:251:40:3010:4733:36
10:49
+0:05
20K
12.43 mi13:41:142:17:1911:0336:49
11:51
+1:02
Half
13.11 mi13:48:572:25:0211:047:43
11:19
-0:32
25K
15.53 mi14:18:572:55:0211:1630:00
12:22
+1:03
30K
18.64 mi15:00:093:36:1411:3641:12
13:16
+0:54
20M
20.00 mi15:17:443:53:4911:4117:35
12:56
-0:20
21M
21.00 mi15:31:444:07:4911:4814:00
14:00
+1:04
35K
21.75 mi15:41:324:17:3711:519:48
13:06
-0:54
23M
23.00 mi15:58:054:34:1011:5516:33
13:13
+0:07
24M
24.00 mi16:11:054:47:1011:5813:00
13:00
-0:13
40K
24.85 mi16:22:264:58:3112:0111:21
13:16
+0:16
25.2M
25.20 mi16:27:105:03:1512:024:44
13:44
+0:28
Finish
26.22 mi16:39:145:15:1912:0212:04
11:50
-1:54

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

10:44 /mi

Average Pace

12:02 /mi

Slowest Pace

14:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:07:06

59% of race

Time at Steady Pace

1:49:29

35% of race

Time at Slower Pace

18:44

6% of race

Average Pace: 12:02 /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 mi11:57:2933:3410:4833:34
10:48
#24610
10K
6.21 mi12:30:491:06:5410:4633:20
10:44
#24259
15K
9.32 mi13:04:251:40:3010:4733:36
10:49
#23980
20K
12.43 mi13:41:142:17:1911:0336:49
11:51
#23982
Half
13.11 mi13:48:572:25:0211:047:43
11:19
#23977
25K
15.53 mi14:18:572:55:0211:1630:00
12:22
#23943
30K
18.64 mi15:00:093:36:1411:3641:12
13:16
#23874
20M
20.00 mi15:17:443:53:4911:4117:35
12:56
#23815
21M
21.00 mi15:31:444:07:4911:4814:00
14:00
#23735
35K
21.75 mi15:41:324:17:3711:519:48
13:06
#23733
23M
23.00 mi15:58:054:34:1011:5516:33
13:13
#23696
24M
24.00 mi16:11:054:47:1011:5813:00
13:00
#23677
40K
24.85 mi16:22:264:58:3112:0111:21
13:16
#23663
25.2M
25.20 mi16:27:105:03:1512:024:44
13:44
#23640
Finish
26.22 mi16:39:145:15:1912:0212:04
11:50
#23610
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24610103121031223482(Top 92%)9681(Top 89%)9681(Top 208%)
10K6.21 mi3.10 mi24259+35110102+21010102+21023923(Top 94%)9921(Top 91%)9921(Top 213%)
15K9.32 mi3.11 mi23980+2799944+1589944+15823482(Top 92%)9681(Top 89%)9681(Top 208%)
20K12.43 mi3.11 mi23982-29952-89952-823817(Top 93%)9906(Top 91%)9906(Top 213%)
Half13.11 mi0.68 mi23977+59953-19953-123902(Top 94%)9998(Top 92%)9998(Top 215%)
25K15.53 mi2.42 mi23943+349952+19952+123606(Top 92%)9863(Top 90%)9863(Top 212%)
30K18.64 mi3.11 mi23874+699950+29950+223589(Top 92%)9948(Top 91%)9948(Top 213%)
20M20.00 mi1.36 mi23815+599944+69944+622785(Top 89%)9652(Top 88%)9652(Top 207%)
21M21.00 mi1.00 mi23735+809905+399905+3922339(Top 87%)9464(Top 87%)9464(Top 203%)
35K21.75 mi0.75 mi23733+29911-69911-623356(Top 91%)9996(Top 92%)9996(Top 215%)
23M23.00 mi1.25 mi23696+379912-19912-122857(Top 89%)9775(Top 89%)9775(Top 210%)
24M24.00 mi1.00 mi23677+199910+29910+223085(Top 90%)9944(Top 91%)9944(Top 213%)
40K24.85 mi0.85 mi23663+149914-49914-422688(Top 89%)9786(Top 90%)9786(Top 210%)
25.2M25.20 mi0.35 mi23640+239906+89906+821171(Top 83%)9080(Top 83%)9080(Top 195%)
Finish26.22 mi1.02 mi23610+309897+99897+923027(Top 90%)9951(Top 91%)9951(Top 214%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23482

Females

9681

F18-39

9681

5K→10K

3.1 - 6.2 mi

Top 94%
×5stories
+79ft-138ft

Overall

23923

Females

9921

F18-39

9921

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23482

Females

9681

F18-39

9681

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

23817

Females

9906

F18-39

9906

20K→Half

12.4 - 13.1 mi

Top 94%
×2stories
+19ft-37ft

Overall

23902

Females

9998

F18-39

9998

Half→25K

13.1 - 15.5 mi

Top 92%
×4stories
+66ft-88ft

Overall

23606

Females

9863

F18-39

9863

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

23589

Females

9948

F18-39

9948

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

22785

Females

9652

F18-39

9652

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

22339

Females

9464

F18-39

9464

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

23356

Females

9996

F18-39

9996

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

22857

Females

9775

F18-39

9775

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23085

Females

9944

F18-39

9944

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

22688

Females

9786

F18-39

9786

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

21171

Females

9080

F18-39

9080

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23027

Females

9951

F18-39

9951

Passing Analysis

Category:
Athletes Passed
1485
Passed By
485
Net Change
+1000
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24610
5K → 10K38433+351#24610#24259
10K → 15K30728+279#24259#23980
15K → 20K115117-2#23980#23982
20K → Half2419+5#23982#23977
Half → 25K10167+34#23977#23943
25K → 30K14071+69#23943#23874
30K → 20M7617+59#23874#23815
20M → 21M9212+80#23815#23735
21M → 35K2826+2#23735#23733
35K → 23M6831+37#23733#23696
23M → 24M4223+19#23696#23677
24M → 40K3622+14#23677#23663
40K → 25.2M263+23#23663#23640
25.2M → Finish4616+30#23640#23610
TOTALS1485485+1000
📊

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