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BOSTON MARATHON 2024

Sarah Jackson

Bib: 8831•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 30%
Gender (Female)
#0 / 10924
Top 14%
Division (F18-39)
#0 / 4660
Top 26%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:54
Rank: #5065
Start → 5K
6:44/mi
20:54 split
10K· 6.21 mi
41:55
Rank: #4959 (+106)
5K → 10K
6:46/mi
21:01 split
15K· 9.32 mi
1:02:57
Rank: #4768 (+191)
10K → 15K
6:46/mi
21:02 split
20K· 12.43 mi
1:24:17
Rank: #4608 (+160)
15K → 20K
6:52/mi
21:20 split
Half· 13.11 mi
1:29:01
Rank: #4640 (-32)
20K → Half
6:56/mi
4:44 split
25K· 15.53 mi
1:45:58
Rank: #4519 (+121)
Half → 25K
6:59/mi
16:57 split
30K· 18.64 mi
2:09:57
Rank: #4841 (-322)
25K → 30K
7:43/mi
23:59 split
20M
2:22:01
Rank: #5259 (-418)
30K → 20M
8:53/mi
12:04 split
21M
2:32:28
Rank: #5736 (-477)
20M → 21M
10:27/mi
10:27 split
35K· 21.75 mi
2:39:35
Rank: #6051 (-315)
21M → 35K
9:31/mi
7:07 split
23M
2:51:48
Rank: #6500 (-449)
35K → 23M
9:45/mi
12:13 split
24M
3:02:00
Rank: #7063 (-563)
23M → 24M
10:12/mi
10:12 split
40K· 24.85 mi
3:10:16
Rank: #7312 (-249)
24M → 40K
9:40/mi
8:16 split
25.2M
3:14:00
Rank: #7436 (-124)
40K → 25.2M
10:50/mi
3:44 split
Finish· 26.22 mi
3:22:39
Rank: #7556 (-120)
25.2M → Finish
8:29/mi
8:39 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:01
Pace6:47 /mi
2nd Half
Distance13.11 mi
Time1:53:38
Pace8:40 /mi
📊Positive Split: 27.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:46:0420:546:4420:54
6:44
-
10K
6.21 mi11:07:0541:556:4521:01
6:46
+0:02
15K
9.32 mi11:28:071:02:576:4521:02
6:46
0:00
20K
12.43 mi11:49:271:24:176:4721:20
6:52
+0:06
Half
13.11 mi11:54:111:29:016:474:44
6:56
+0:04
25K
15.53 mi12:11:081:45:586:4916:57
6:59
+0:03
30K
18.64 mi12:35:072:09:576:5823:59
7:43
+0:44
20M
20.00 mi12:47:112:22:017:0612:04
8:53
+1:10
21M
21.00 mi12:57:382:32:287:1610:27
10:27
+1:34
35K
21.75 mi13:04:452:39:357:207:07
9:31
-0:56
23M
23.00 mi13:16:582:51:487:2812:13
9:45
+0:14
24M
24.00 mi13:27:103:02:007:3510:12
10:12
+0:27
40K
24.85 mi13:35:263:10:167:398:16
9:40
-0:32
25.2M
25.20 mi13:39:103:14:007:423:44
10:50
+1:10
Finish
26.22 mi13:47:493:22:397:448:39
8:29
-2:21

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

6:44 /mi

Average Pace

7:44 /mi

Slowest Pace

10:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:09:57

64% of race

Time at Steady Pace

20:43

10% of race

Time at Slower Pace

51:59

26% of race

Average Pace: 7:44 /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 mi10:46:0420:546:4420:54
6:44
#5065
10K
6.21 mi11:07:0541:556:4521:01
6:46
#4959
15K
9.32 mi11:28:071:02:576:4521:02
6:46
#4768
20K
12.43 mi11:49:271:24:176:4721:20
6:52
#4608
Half
13.11 mi11:54:111:29:016:474:44
6:56
#4640
25K
15.53 mi12:11:081:45:586:4916:57
6:59
#4519
30K
18.64 mi12:35:072:09:576:5823:59
7:43
#4841
20M
20.00 mi12:47:112:22:017:0612:04
8:53
#5259
21M
21.00 mi12:57:382:32:287:1610:27
10:27
#5736
35K
21.75 mi13:04:452:39:357:207:07
9:31
#6051
23M
23.00 mi13:16:582:51:487:2812:13
9:45
#6500
24M
24.00 mi13:27:103:02:007:3510:12
10:12
#7063
40K
24.85 mi13:35:263:10:167:398:16
9:40
#7312
25.2M
25.20 mi13:39:103:14:007:423:44
10:50
#7436
Finish
26.22 mi13:47:493:22:397:448:39
8:29
#7556
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi50653683684493(Top 18%)299(Top 3%)299(Top 6%)
10K6.21 mi3.10 mi4959+106351+17351+174878(Top 19%)347(Top 3%)347(Top 7%)
15K9.32 mi3.11 mi4768+191327+24327+244493(Top 18%)299(Top 3%)299(Top 6%)
20K12.43 mi3.11 mi4608+160315+12315+124397(Top 17%)316(Top 3%)316(Top 7%)
Half13.11 mi0.68 mi4640-32319-4319-45445(Top 21%)534(Top 5%)534(Top 11%)
25K15.53 mi2.42 mi4519+121309+10309+104318(Top 17%)349(Top 3%)349(Top 7%)
30K18.64 mi3.11 mi4841-322395-86395-866257(Top 24%)1067(Top 10%)1067(Top 23%)
20M20.00 mi1.36 mi5259-418520-125520-12511500(Top 45%)3756(Top 34%)3756(Top 81%)
21M21.00 mi1.00 mi5736-477678-158678-15814669(Top 57%)5649(Top 52%)5649(Top 121%)
35K21.75 mi0.75 mi6051-315790-112790-11215541(Top 61%)6104(Top 56%)6104(Top 131%)
23M23.00 mi1.25 mi6500-449986-196986-19614583(Top 57%)5702(Top 52%)5702(Top 122%)
24M24.00 mi1.00 mi7063-5631228-2421228-24216966(Top 66%)6930(Top 63%)6930(Top 149%)
40K24.85 mi0.85 mi7312-2491375-1471375-14713780(Top 54%)5416(Top 50%)5416(Top 116%)
25.2M25.20 mi0.35 mi7436-1241454-791454-7913910(Top 54%)5506(Top 50%)5506(Top 118%)
Finish26.22 mi1.02 mi7556-1201544-901544-9011447(Top 45%)4188(Top 38%)4188(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4493

Females

299

F18-39

299

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4878

Females

347

F18-39

347

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4493

Females

299

F18-39

299

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4397

Females

316

F18-39

316

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5445

Females

534

F18-39

534

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4318

Females

349

F18-39

349

25K→30K

15.5 - 18.6 mi

Top 24%
×9stories
+181ft-148ft

Overall

6257

Females

1067

F18-39

1067

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11500

Females

3756

F18-39

3756

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

14669

Females

5649

F18-39

5649

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15541

Females

6104

F18-39

6104

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

14583

Females

5702

F18-39

5702

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

16966

Females

6930

F18-39

6930

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13780

Females

5416

F18-39

5416

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

13910

Females

5506

F18-39

5506

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

11447

Females

4188

F18-39

4188

Passing Analysis

Category:
Athletes Passed
1273
Passed By
3764
Net Change
-2491
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5065
5K → 10K232126+106#5065#4959
10K → 15K24655+191#4959#4768
15K → 20K24080+160#4768#4608
20K → Half1749-32#4608#4640
Half → 25K21190+121#4640#4519
25K → 30K112434-322#4519#4841
30K → 20M27445-418#4841#5259
20M → 21M15492-477#5259#5736
21M → 35K25340-315#5736#6051
35K → 23M29478-449#6051#6500
23M → 24M19582-563#6500#7063
24M → 40K28277-249#7063#7312
40K → 25.2M22146-124#7312#7436
25.2M → Finish50170-120#7436#7556
TOTALS12733764-2491
📊

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