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BOSTON MARATHON 2024

Katherine Lang

Bib: 26754•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
34:22
Rank: #24894
Start → 5K
34:22 | 11:04/mi
10K· 6.21 mi
1:08:33
Rank: #24592 (+302)
5K → 10K
34:11 | 11:00/mi
15K· 9.32 mi
1:42:04
Rank: #24216 (+376)
10K → 15K
33:31 | 10:47/mi
20K· 12.43 mi
2:16:32
Rank: #23908 (+308)
15K → 20K
34:28 | 11:06/mi
Half· 13.11 mi
2:23:49
Rank: #23878 (+30)
20K → Half
7:17 | 10:41/mi
25K· 15.53 mi
2:52:34
Rank: #23730 (+148)
Half → 25K
28:45 | 11:51/mi
30K· 18.64 mi
3:32:03
Rank: #23586 (+144)
25K → 30K
39:29 | 12:43/mi
20M
3:53:36
Rank: #23795 (-209)
30K → 20M
21:33 | 15:51/mi
21M
4:12:34
Rank: #23997 (-202)
20M → 21M
18:58 | 18:58/mi
35K· 21.75 mi
4:22:14
Rank: #23970 (+27)
21M → 35K
9:40 | 12:55/mi
23M
4:41:56
Rank: #24076 (-106)
35K → 23M
19:42 | 15:44/mi
24M
5:01:05
Rank: #24365 (-289)
23M → 24M
19:09 | 19:09/mi
40K· 24.85 mi
5:16:32
Rank: #24507 (-142)
24M → 40K
15:27 | 18:04/mi
25.2M
5:21:08
Rank: #24469 (+38)
40K → 25.2M
4:36 | 13:20/mi
Finish· 26.22 mi
5:32:08
Rank: #24408 (+61)
25.2M → Finish
11:00 | 10:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:49
Pace10:58 /mi
2nd Half
Distance13.11 mi
Time3:08:19
Pace14:22 /mi
📊Positive Split: 30.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1034:2211:0434:22
11:04
-
10K
6.21 mi12:26:211:08:3311:0234:11
11:00
-0:04
15K
9.32 mi12:59:521:42:0410:5733:31
10:47
-0:13
20K
12.43 mi13:34:202:16:3210:5934:28
11:06
+0:19
Half
13.11 mi13:41:372:23:4910:587:17
10:41
-0:25
25K
15.53 mi14:10:222:52:3411:0728:45
11:51
+1:10
30K
18.64 mi14:49:513:32:0311:2339:29
12:43
+0:52
20M
20.00 mi15:11:243:53:3611:4121:33
15:51
+3:08
21M
21.00 mi15:30:224:12:3412:0218:58
18:58
+3:07
35K
21.75 mi15:40:024:22:1412:039:40
12:55
-6:03
23M
23.00 mi15:59:444:41:5612:1519:42
15:44
+2:49
24M
24.00 mi16:18:535:01:0512:3319:09
19:09
+3:25
40K
24.85 mi16:34:205:16:3212:4415:27
18:04
-1:05
25.2M
25.20 mi16:38:565:21:0812:454:36
13:20
-4:44
Finish
26.22 mi16:49:565:32:0812:4111:00
10:48
-2:32

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

10:41 /mi

Average Pace

12:41 /mi

Slowest Pace

19:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:49

47% of race

Time at Steady Pace

1:22:30

25% of race

Time at Slower Pace

1:34:49

29% of race

Average Pace: 12:40 /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 mi11:52:1034:2211:0434:22
11:04
#24894
10K
6.21 mi12:26:211:08:3311:0234:11
11:00
#24592
15K
9.32 mi12:59:521:42:0410:5733:31
10:47
#24216
20K
12.43 mi13:34:202:16:3210:5934:28
11:06
#23908
Half
13.11 mi13:41:372:23:4910:587:17
10:41
#23878
25K
15.53 mi14:10:222:52:3411:0728:45
11:51
#23730
30K
18.64 mi14:49:513:32:0311:2339:29
12:43
#23586
20M
20.00 mi15:11:243:53:3611:4121:33
15:51
#23795
21M
21.00 mi15:30:224:12:3412:0218:58
18:58
#23997
35K
21.75 mi15:40:024:22:1412:039:40
12:55
#23970
23M
23.00 mi15:59:444:41:5612:1519:42
15:44
#24076
24M
24.00 mi16:18:535:01:0512:3319:09
19:09
#24365
40K
24.85 mi16:34:205:16:3212:4415:27
18:04
#24507
25.2M
25.20 mi16:38:565:21:0812:454:36
13:20
#24469
Finish
26.22 mi16:49:565:32:0812:4111:00
10:48
#24408
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24894104961049623440(Top 92%)9656(Top 88%)9656(Top 207%)
10K6.21 mi3.10 mi24592+30210319+17710319+17724288(Top 95%)10140(Top 93%)10140(Top 218%)
15K9.32 mi3.11 mi24216+37610086+23310086+23323440(Top 92%)9656(Top 88%)9656(Top 207%)
20K12.43 mi3.11 mi23908+3089910+1769910+17622788(Top 89%)9338(Top 85%)9338(Top 200%)
Half13.11 mi0.68 mi23878+309891+199891+1923013(Top 90%)9504(Top 87%)9504(Top 204%)
25K15.53 mi2.42 mi23730+1489834+579834+5722939(Top 90%)9511(Top 87%)9511(Top 204%)
30K18.64 mi3.11 mi23586+1449796+389796+3822923(Top 90%)9618(Top 88%)9618(Top 206%)
20M20.00 mi1.36 mi23795-2099932-1369932-13625144(Top 98%)10768(Top 99%)10768(Top 231%)
21M21.00 mi1.00 mi23997-20210050-11810050-11825383(Top 99%)10865(Top 99%)10865(Top 233%)
35K21.75 mi0.75 mi23970+2710040+1010040+1023155(Top 91%)9901(Top 91%)9901(Top 212%)
23M23.00 mi1.25 mi24076-10610107-6710107-6725006(Top 98%)10739(Top 98%)10739(Top 230%)
24M24.00 mi1.00 mi24365-28910258-15110258-15125461(Top 100%)10901(Top 100%)10901(Top 234%)
40K24.85 mi0.85 mi24507-14210353-9510353-9525358(Top 99%)10875(Top 100%)10875(Top 233%)
25.2M25.20 mi0.35 mi24469+3810335+1810335+1820444(Top 80%)8753(Top 80%)8753(Top 188%)
Finish26.22 mi1.02 mi24408+6110311+2410311+2420842(Top 82%)8907(Top 82%)8907(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

23440

Females

9656

F18-39

9656

5K→10K

3.1 - 6.2 mi

Top 95%
×5stories
+79ft-138ft

Overall

24288

Females

10140

F18-39

10140

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

23440

Females

9656

F18-39

9656

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

22788

Females

9338

F18-39

9338

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23013

Females

9504

F18-39

9504

Half→25K

13.1 - 15.5 mi

Top 90%
×4stories
+66ft-88ft

Overall

22939

Females

9511

F18-39

9511

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

22923

Females

9618

F18-39

9618

30K→20M

18.6 - 20.0 mi

Top 98%
×5stories
+64ft-50ft

Overall

25144

Females

10768

F18-39

10768

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

25383

Females

10865

F18-39

10865

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

23155

Females

9901

F18-39

9901

35K→23M

21.8 - 23.0 mi

Top 98%
×5stories
+23ft-63ft

Overall

25006

Females

10739

F18-39

10739

23M→24M

23.0 - 24.0 mi

Top 100%
×6stories
+12ft-82ft

Overall

25461

Females

10901

F18-39

10901

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

25358

Females

10875

F18-39

10875

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

20444

Females

8753

F18-39

8753

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

20842

Females

8907

F18-39

8907

Passing Analysis

Category:
Athletes Passed
1627
Passed By
1141
Net Change
+486
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24894
5K → 10K33028+302#24894#24592
10K → 15K3837+376#24592#24216
15K → 20K31911+308#24216#23908
20K → Half366+30#23908#23878
Half → 25K17628+148#23878#23730
25K → 30K18945+144#23730#23586
30K → 20M18227-209#23586#23795
20M → 21M11213-202#23795#23997
21M → 35K4316+27#23997#23970
35K → 23M14120-106#23970#24076
23M → 24M1290-289#24076#24365
24M → 40K6148-142#24365#24507
40K → 25.2M391+38#24507#24469
25.2M → Finish621+61#24469#24408
TOTALS16271141+486
📊

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