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BOSTON MARATHON 2024

Katie Dennis

Bib: 26131•F

FL

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

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
10:27/mi
32:27
↑ 97↓ 3451.5%
10K· 6.21 mi
10:07/mi
1:03:53
↑ 79↓ 1380.4%
15K· 9.32 mi
10:25/mi
1:36:15
↑ 67↓ 78
20K· 12.43 mi
11:02/mi
2:10:33
↑ 106↓ 860.1%
Half· 13.11 mi
9:59/mi
2:17:22
↑ 19↓ 370.5%
25K· 15.53 mi
11:29/mi
2:45:12
↑ 66↓ 880.2%
30K· 18.64 mi
12:11/mi
3:23:02
↑ 181↓ 1480.2%
20M
11:17/mi
3:38:22
↑ 64↓ 500.2%
21M
13:12/mi
3:51:34
↑ 106↓ 241.6%
35K· 21.75 mi
11:18/mi
4:00:01
↑ 17↓ 861.7%
23M
11:37/mi
4:14:34
↑ 23↓ 630.6%
24M
11:49/mi
4:26:23
↓ 821.3%
40K· 24.85 mi
11:41/mi
4:36:22
↓ 200.3%
25.2M
14:15/mi
4:41:17
↑ 13↓ 160.2%
Finish· 26.22 mi
10:16/mi
4:51:45
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:22
Pace10:29 /mi
2nd Half
Distance13.11 mi
Time2:34:23
Pace11:47 /mi
📊Positive Split: 12.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:0332:2710:2732:27
10:27
-
10K
6.21 mi12:20:291:03:5310:1731:26
10:07
-0:20
15K
9.32 mi12:52:511:36:1510:2032:22
10:25
+0:18
20K
12.43 mi13:27:092:10:3310:3034:18
11:02
+0:37
Half
13.11 mi13:33:582:17:2210:296:49
9:59
-1:03
25K
15.53 mi14:01:482:45:1210:3827:50
11:29
+1:30
30K
18.64 mi14:39:383:23:0210:5437:50
12:11
+0:42
20M
20.00 mi14:54:583:38:2210:5515:20
11:17
-0:54
21M
21.00 mi15:08:103:51:3411:0213:12
13:12
+1:55
35K
21.75 mi15:16:374:00:0111:028:27
11:18
-1:54
23M
23.00 mi15:31:104:14:3411:0414:33
11:37
+0:19
24M
24.00 mi15:42:594:26:2311:0611:49
11:49
+0:12
40K
24.85 mi15:52:584:36:2211:079:59
11:41
-0:08
25.2M
25.20 mi15:57:534:41:1711:104:55
14:15
+2:34
Finish
26.22 mi16:08:214:51:4511:0810:28
10:16
-3:59

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

9:59 /mi

Average Pace

11:08 /mi

Slowest Pace

14:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:32

39% of race

Time at Steady Pace

2:02:16

42% of race

Time at Slower Pace

55:57

19% of race

Average Pace: 11:08 /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 mi11:49:0332:2710:2732:27
10:27
#23983
10K
6.21 mi12:20:291:03:5310:1731:26
10:07
#23354
15K
9.32 mi12:52:511:36:1510:2032:22
10:25
#23183
20K
12.43 mi13:27:092:10:3310:3034:18
11:02
#23042
Half
13.11 mi13:33:582:17:2210:296:49
9:59
#22955
25K
15.53 mi14:01:482:45:1210:3827:50
11:29
#22868
30K
18.64 mi14:39:383:23:0210:5437:50
12:11
#22767
20M
20.00 mi14:54:583:38:2210:5515:20
11:17
#22579
21M
21.00 mi15:08:103:51:3411:0213:12
13:12
#22498
35K
21.75 mi15:16:374:00:0111:028:27
11:18
#22432
23M
23.00 mi15:31:104:14:3411:0414:33
11:37
#22318
24M
24.00 mi15:42:594:26:2311:0611:49
11:49
#22236
40K
24.85 mi15:52:584:36:2211:079:59
11:41
#22154
25.2M
25.20 mi15:57:534:41:1711:104:55
14:15
#22171
Finish
26.22 mi16:08:214:51:4511:0810:28
10:16
#22075
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi239839944994422785(Top 89%)9312(Top 85%)9312(Top 200%)
10K6.21 mi3.10 mi23354+6299594+3509594+35022798(Top 89%)9338(Top 85%)9338(Top 200%)
15K9.32 mi3.11 mi23183+1719517+779517+7722785(Top 89%)9312(Top 85%)9312(Top 200%)
20K12.43 mi3.11 mi23042+1419430+879430+8722691(Top 89%)9284(Top 85%)9284(Top 199%)
Half13.11 mi0.68 mi22955+879390+409390+4021477(Top 84%)8669(Top 79%)8669(Top 186%)
25K15.53 mi2.42 mi22868+879376+149376+1422377(Top 88%)9203(Top 84%)9203(Top 197%)
30K18.64 mi3.11 mi22767+1019366+109366+1022246(Top 87%)9274(Top 85%)9274(Top 199%)
20M20.00 mi1.36 mi22579+1889287+799287+7919956(Top 78%)8200(Top 75%)8200(Top 176%)
21M21.00 mi1.00 mi22498+819258+299258+2921095(Top 83%)8841(Top 81%)8841(Top 190%)
35K21.75 mi0.75 mi22432+669237+219237+2120445(Top 80%)8568(Top 78%)8568(Top 184%)
23M23.00 mi1.25 mi22318+1149197+409197+4019932(Top 78%)8364(Top 77%)8364(Top 179%)
24M24.00 mi1.00 mi22236+829175+229175+2221062(Top 82%)8967(Top 82%)8967(Top 192%)
40K24.85 mi0.85 mi22154+829156+199156+1919755(Top 77%)8382(Top 77%)8382(Top 180%)
25.2M25.20 mi0.35 mi22171-179167-119167-1122021(Top 86%)9482(Top 87%)9482(Top 203%)
Finish26.22 mi1.02 mi22075+969138+299138+2919336(Top 76%)8146(Top 75%)8146(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21story building
+97ft-345ft

Overall

22785

Females

9312

F18-39

9312

5K→10K

3.1 - 6.2 mi

Top 89%
×5story building
+79ft-138ft

Overall

22798

Females

9338

F18-39

9338

10K→15K

6.2 - 9.3 mi

Top 89%
×3story building
+67ft-78ft

Overall

22785

Females

9312

F18-39

9312

15K→20K

9.3 - 12.4 mi

Top 89%
×5story building
+106ft-86ft

Overall

22691

Females

9284

F18-39

9284

20K→Half

12.4 - 13.1 mi

Top 84%
×2story building
+19ft-37ft

Overall

21477

Females

8669

F18-39

8669

Half→25K

13.1 - 15.5 mi

Top 88%
×4story building
+66ft-88ft

Overall

22377

Females

9203

F18-39

9203

25K→30K

15.5 - 18.6 mi

Top 87%
×9story building
+181ft-148ft

Overall

22246

Females

9274

F18-39

9274

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

19956

Females

8200

F18-39

8200

20M→21M

20.0 - 21.0 mi

Top 83%
×8story building
+106ft-24ft

Overall

21095

Females

8841

F18-39

8841

21M→35K

21.0 - 21.8 mi

Top 80%
×7story building
+17ft-86ft

Overall

20445

Females

8568

F18-39

8568

35K→23M

21.8 - 23.0 mi

Top 78%
×5story building
+23ft-63ft

Overall

19932

Females

8364

F18-39

8364

23M→24M

23.0 - 24.0 mi

Top 82%
×6story building
+12ft-82ft

Overall

21062

Females

8967

F18-39

8967

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

19755

Females

8382

F18-39

8382

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1story
+13ft-16ft

Overall

22021

Females

9482

F18-39

9482

25.2M→Finish

25.2 - 26.2 mi

Top 76%
×2story building
+22ft-21ft

Overall

19336

Females

8146

F18-39

8146

Passing Analysis

Category:
Athletes Passed
2362
Passed By
454
Net Change
+1908
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23983
5K → 10K65223+629#23983#23354
10K → 15K22756+171#23354#23183
15K → 20K22584+141#23183#23042
20K → Half892+87#23042#22955
Half → 25K16376+87#22955#22868
25K → 30K19493+101#22868#22767
30K → 20M1957+188#22767#22579
20M → 21M10120+81#22579#22498
21M → 35K8014+66#22498#22432
35K → 23M12410+114#22432#22318
23M → 24M9816+82#22318#22236
24M → 40K9614+82#22236#22154
40K → 25.2M1633-17#22154#22171
25.2M → Finish1026+96#22171#22075
TOTALS2362454+1908
📊

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