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BOSTON MARATHON 2024

Jennifer Ledsham

Bib: 13694•F

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 29%
Gender (Female)
#0 / 10924
Top 13%
Division (F18-39)
#0 / 4660
Top 25%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:28
Rank: #11210
Start → 5K
23:28 | 7:33/mi
10K· 6.21 mi
46:34
Rank: #10430 (+780)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:09:40
Rank: #9949 (+481)
10K → 15K
23:06 | 7:26/mi
20K· 12.43 mi
1:33:16
Rank: #9664 (+285)
15K → 20K
23:36 | 7:36/mi
Half· 13.11 mi
1:38:20
Rank: #9595 (+69)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:55
Rank: #9276 (+319)
Half → 25K
18:35 | 7:40/mi
30K· 18.64 mi
2:21:24
Rank: #8753 (+523)
25K → 30K
24:29 | 7:53/mi
20M
2:32:08
Rank: #8474 (+279)
30K → 20M
10:44 | 7:54/mi
21M
2:41:08
Rank: #8413 (+61)
20M → 21M
9:00 | 9:00/mi
35K· 21.75 mi
2:46:57
Rank: #8264 (+149)
21M → 35K
5:49 | 7:46/mi
23M
2:56:54
Rank: #7987 (+277)
35K → 23M
9:57 | 7:57/mi
24M
3:04:44
Rank: #7818 (+169)
23M → 24M
7:50 | 7:50/mi
40K· 24.85 mi
3:11:31
Rank: #7657 (+161)
24M → 40K
6:47 | 7:56/mi
25.2M
3:14:31
Rank: #7576 (+81)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:22:03
Rank: #7399 (+177)
25.2M → Finish
7:32 | 7:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:20
Pace7:30 /mi
2nd Half
Distance13.11 mi
Time1:43:43
Pace7:55 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:1823:287:3323:28
7:33
-
10K
6.21 mi11:16:2446:347:3023:06
7:26
-0:07
15K
9.32 mi11:39:301:09:407:2823:06
7:26
0:00
20K
12.43 mi12:03:061:33:167:3023:36
7:36
+0:10
Half
13.11 mi12:08:101:38:207:305:04
7:26
-0:10
25K
15.53 mi12:26:451:56:557:3218:35
7:40
+0:14
30K
18.64 mi12:51:142:21:247:3524:29
7:53
+0:13
20M
20.00 mi13:01:582:32:087:3610:44
7:54
+0:01
21M
21.00 mi13:10:582:41:087:409:00
9:00
+1:06
35K
21.75 mi13:16:472:46:577:415:49
7:46
-1:14
23M
23.00 mi13:26:442:56:547:419:57
7:57
+0:11
24M
24.00 mi13:34:343:04:447:427:50
7:50
-0:07
40K
24.85 mi13:41:213:11:317:426:47
7:56
+0:06
25.2M
25.20 mi13:44:213:14:317:433:00
8:42
+0:46
Finish
26.22 mi13:51:533:22:037:437:32
7:24
-1:18

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

7:24 /mi

Average Pace

7:43 /mi

Slowest Pace

9:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

58:48

29% of race

Time at Steady Pace

2:11:15

65% of race

Time at Slower Pace

12:00

6% of race

Average Pace: 7:42 /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 mi10:53:1823:287:3323:28
7:33
#11210
10K
6.21 mi11:16:2446:347:3023:06
7:26
#10430
15K
9.32 mi11:39:301:09:407:2823:06
7:26
#9949
20K
12.43 mi12:03:061:33:167:3023:36
7:36
#9664
Half
13.11 mi12:08:101:38:207:305:04
7:26
#9595
25K
15.53 mi12:26:451:56:557:3218:35
7:40
#9276
30K
18.64 mi12:51:142:21:247:3524:29
7:53
#8753
20M
20.00 mi13:01:582:32:087:3610:44
7:54
#8474
21M
21.00 mi13:10:582:41:087:409:00
9:00
#8413
35K
21.75 mi13:16:472:46:577:415:49
7:46
#8264
23M
23.00 mi13:26:442:56:547:419:57
7:57
#7987
24M
24.00 mi13:34:343:04:447:427:50
7:50
#7818
40K
24.85 mi13:41:213:11:317:426:47
7:56
#7657
25.2M
25.20 mi13:44:213:14:317:433:00
8:42
#7576
Finish
26.22 mi13:51:533:22:037:437:32
7:24
#7399
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11210267526759165(Top 36%)1761(Top 16%)1761(Top 38%)
10K6.21 mi3.10 mi10430+7802286+3892286+3899704(Top 38%)1967(Top 18%)1967(Top 42%)
15K9.32 mi3.11 mi9949+4812066+2202066+2209165(Top 36%)1761(Top 16%)1761(Top 38%)
20K12.43 mi3.11 mi9664+2851974+921974+929059(Top 35%)1831(Top 17%)1831(Top 39%)
Half13.11 mi0.68 mi9595+691949+251949+258619(Top 34%)1628(Top 15%)1628(Top 35%)
25K15.53 mi2.42 mi9276+3191842+1071842+1078066(Top 32%)1583(Top 14%)1583(Top 34%)
30K18.64 mi3.11 mi8753+5231697+1451697+1457186(Top 28%)1438(Top 13%)1438(Top 31%)
20M20.00 mi1.36 mi8474+2791638+591638+596232(Top 24%)1225(Top 11%)1225(Top 26%)
21M21.00 mi1.00 mi8413+611668-301668-308602(Top 34%)2484(Top 23%)2484(Top 53%)
35K21.75 mi0.75 mi8264+1491640+281640+286488(Top 25%)1511(Top 14%)1511(Top 32%)
23M23.00 mi1.25 mi7987+2771576+641576+645504(Top 22%)1224(Top 11%)1224(Top 26%)
24M24.00 mi1.00 mi7818+1691540+361540+365762(Top 23%)1415(Top 13%)1415(Top 30%)
40K24.85 mi0.85 mi7657+1611519+211519+215497(Top 22%)1419(Top 13%)1419(Top 30%)
25.2M25.20 mi0.35 mi7576+811508+111508+115296(Top 21%)1399(Top 13%)1399(Top 30%)
Finish26.22 mi1.02 mi7399+1771473+351473+355026(Top 20%)1210(Top 11%)1210(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9165

Females

1761

F18-39

1761

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9704

Females

1967

F18-39

1967

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9165

Females

1761

F18-39

1761

15K→20K

9.3 - 12.4 mi

Top 35%
×5stories
+106ft-86ft

Overall

9059

Females

1831

F18-39

1831

20K→Half

12.4 - 13.1 mi

Top 34%
×2stories
+19ft-37ft

Overall

8619

Females

1628

F18-39

1628

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

8066

Females

1583

F18-39

1583

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7186

Females

1438

F18-39

1438

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6232

Females

1225

F18-39

1225

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8602

Females

2484

F18-39

2484

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

6488

Females

1511

F18-39

1511

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5504

Females

1224

F18-39

1224

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

5762

Females

1415

F18-39

1415

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5497

Females

1419

F18-39

1419

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5296

Females

1399

F18-39

1399

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5026

Females

1210

F18-39

1210

Passing Analysis

Category:
Athletes Passed
4261*
Passed By
450
Net Change
+3811
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11210
5K → 10K83151+780#11210#10430
10K → 15K508*27+481#10430#9949
15K → 20K36782+285#9949#9664
20K → Half789+69#9664#9595
Half → 25K35940+319#9595#9276
25K → 30K57956+523#9276#8753
30K → 20M29920+279#8753#8474
20M → 21M14988+61#8474#8413
21M → 35K16112+149#8413#8264
35K → 23M29215+277#8264#7987
23M → 24M18314+169#7987#7818
24M → 40K17817+161#7818#7657
40K → 25.2M898+81#7657#7576
25.2M → Finish18811+177#7576#7399
TOTALS4261*450+3811

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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