Boston Marathon logo
BOSTON MARATHON 2024

Sedley Josserand

Bib: 23638•F

MS

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F70-74)
#0 / 61
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:56
Rank: #21165
Start → 5K
9:19/mi
28:56 split
10K· 6.21 mi
58:59
Rank: #21521 (-356)
5K → 10K
9:40/mi
30:03 split
15K· 9.32 mi
1:30:52
Rank: #21882 (-361)
10K → 15K
10:16/mi
31:53 split
20K· 12.43 mi
2:05:59
Rank: #22299 (-417)
15K → 20K
11:18/mi
35:07 split
Half· 13.11 mi
2:13:55
Rank: #22425 (-126)
20K → Half
11:38/mi
7:56 split
25K· 15.53 mi
2:50:32
Rank: #23520 (-1095)
Half → 25K
15:06/mi
36:37 split
30K· 18.64 mi
3:30:43
Rank: #23489 (+31)
25K → 30K
12:56/mi
40:11 split
20M
3:49:28
Rank: #23504 (-15)
30K → 20M
13:48/mi
18:45 split
21M
4:04:14
Rank: #23481 (+23)
20M → 21M
14:46/mi
14:46 split
35K· 21.75 mi
4:13:17
Rank: #23424 (+57)
21M → 35K
12:06/mi
9:03 split
23M
4:28:16
Rank: #23306 (+118)
35K → 23M
11:58/mi
14:59 split
24M
4:41:10
Rank: #23304 (+2)
23M → 24M
12:54/mi
12:54 split
40K· 24.85 mi
4:52:20
Rank: #23303 (+1)
24M → 40K
13:04/mi
11:10 split
25.2M
4:57:54
Rank: #23341 (-38)
40K → 25.2M
16:09/mi
5:34 split
Finish· 26.22 mi
5:08:27
Rank: #23242 (+99)
25.2M → Finish
10:21/mi
10:33 split

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:55
Pace10:13 /mi
2nd Half
Distance13.11 mi
Time2:54:32
Pace13:19 /mi
📊Positive Split: 30.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:29:3128:569:1928:56
9:19
-
10K
6.21 mi11:59:3458:599:3030:03
9:40
+0:21
15K
9.32 mi12:31:271:30:529:4531:53
10:16
+0:36
20K
12.43 mi13:06:342:05:5910:0835:07
11:18
+1:02
Half
13.11 mi13:14:302:13:5510:137:56
11:38
+0:20
25K
15.53 mi13:51:072:50:3210:5936:37
15:06
+3:28
30K
18.64 mi14:31:183:30:4311:1840:11
12:56
-2:10
20M
20.00 mi14:50:033:49:2811:2818:45
13:48
+0:52
21M
21.00 mi15:04:494:04:1411:3814:46
14:46
+0:58
35K
21.75 mi15:13:524:13:1711:399:03
12:06
-2:40
23M
23.00 mi15:28:514:28:1611:4014:59
11:58
-0:08
24M
24.00 mi15:41:454:41:1011:4312:54
12:54
+0:56
40K
24.85 mi15:52:554:52:2011:4611:10
13:04
+0:10
25.2M
25.20 mi15:58:294:57:5411:495:34
16:09
+3:05
Finish
26.22 mi16:09:025:08:2711:4610:33
10:21
-5:48

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

9:19 /mi

Average Pace

11:46 /mi

Slowest Pace

16:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:41:25

33% of race

Time at Steady Pace

2:11:20

43% of race

Time at Slower Pace

1:15:42

25% of race

Average Pace: 11:46 /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 mi11:29:3128:569:1928:56
9:19
#21165
10K
6.21 mi11:59:3458:599:3030:03
9:40
#21521
15K
9.32 mi12:31:271:30:529:4531:53
10:16
#21882
20K
12.43 mi13:06:342:05:5910:0835:07
11:18
#22299
Half
13.11 mi13:14:302:13:5510:137:56
11:38
#22425
25K
15.53 mi13:51:072:50:3210:5936:37
15:06
#23520
30K
18.64 mi14:31:183:30:4311:1840:11
12:56
#23489
20M
20.00 mi14:50:033:49:2811:2818:45
13:48
#23504
21M
21.00 mi15:04:494:04:1411:3814:46
14:46
#23481
35K
21.75 mi15:13:524:13:1711:399:03
12:06
#23424
23M
23.00 mi15:28:514:28:1611:4014:59
11:58
#23306
24M
24.00 mi15:41:454:41:1011:4312:54
12:54
#23304
40K
24.85 mi15:52:554:52:2011:4611:10
13:04
#23303
25.2M
25.20 mi15:58:294:57:5411:495:34
16:09
#23341
Finish
26.22 mi16:09:025:08:2711:4610:33
10:21
#23242
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF70-74Seg. OverallSeg. FemalesSeg. F70-74
5K3.11 mi3.11 mi211658490849022480(Top 88%)9136(Top 84%)9136(Top 14977%)
10K6.21 mi3.10 mi21521-3568661-1718661-17121790(Top 85%)8796(Top 81%)8796(Top 14420%)
15K9.32 mi3.11 mi21882-3618842-1818842-18122480(Top 88%)9136(Top 84%)9136(Top 14977%)
20K12.43 mi3.11 mi22299-4179062-2209062-22023133(Top 91%)9525(Top 87%)9525(Top 15615%)
Half13.11 mi0.68 mi22425-1269122-609122-6024257(Top 95%)10187(Top 93%)10187(Top 16700%)
25K15.53 mi2.42 mi23520-10959736-6149736-61425363(Top 99%)10836(Top 99%)10836(Top 17764%)
30K18.64 mi3.11 mi23489+319749-139749-1323227(Top 91%)9770(Top 89%)9770(Top 16016%)
20M20.00 mi1.36 mi23504-159767-189767-1823780(Top 93%)10131(Top 93%)10131(Top 16608%)
21M21.00 mi1.00 mi23481+239772-59772-523296(Top 91%)9934(Top 91%)9934(Top 16285%)
35K21.75 mi0.75 mi23424+579753+199753+1921986(Top 86%)9347(Top 86%)9347(Top 15323%)
23M23.00 mi1.25 mi23306+1189715+389715+3820667(Top 81%)8735(Top 80%)8735(Top 14320%)
24M24.00 mi1.00 mi23304+29723-89723-822934(Top 90%)9866(Top 90%)9866(Top 16174%)
40K24.85 mi0.85 mi23303+19729-69729-622368(Top 88%)9635(Top 88%)9635(Top 15795%)
25.2M25.20 mi0.35 mi23341-389752-239752-2324162(Top 95%)10437(Top 96%)10437(Top 17110%)
Finish26.22 mi1.02 mi23242+999715+379715+3719589(Top 77%)8282(Top 76%)8282(Top 13577%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21story building
+97ft-345ft

Overall

22480

Females

9136

F70-74

9136

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

21790

Females

8796

F70-74

8796

10K→15K

6.2 - 9.3 mi

Top 88%
×3story building
+67ft-78ft

Overall

22480

Females

9136

F70-74

9136

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

23133

Females

9525

F70-74

9525

20K→Half

12.4 - 13.1 mi

Top 95%
×2story building
+19ft-37ft

Overall

24257

Females

10187

F70-74

10187

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

25363

Females

10836

F70-74

10836

25K→30K

15.5 - 18.6 mi

Top 91%
×9story building
+181ft-148ft

Overall

23227

Females

9770

F70-74

9770

30K→20M

18.6 - 20.0 mi

Top 93%
×5story building
+64ft-50ft

Overall

23780

Females

10131

F70-74

10131

20M→21M

20.0 - 21.0 mi

Top 91%
×8story building
+106ft-24ft

Overall

23296

Females

9934

F70-74

9934

21M→35K

21.0 - 21.8 mi

Top 86%
×7story building
+17ft-86ft

Overall

21986

Females

9347

F70-74

9347

35K→23M

21.8 - 23.0 mi

Top 81%
×5story building
+23ft-63ft

Overall

20667

Females

8735

F70-74

8735

23M→24M

23.0 - 24.0 mi

Top 90%
×6story building
+12ft-82ft

Overall

22934

Females

9866

F70-74

9866

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

22368

Females

9635

F70-74

9635

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

24162

Females

10437

F70-74

10437

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2story building
+22ft-21ft

Overall

19589

Females

8282

F70-74

8282

Passing Analysis

Category:
Athletes Passed
917
Passed By
2994
Net Change
-2077
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21165
5K → 10K122478-356#21165#21521
10K → 15K79440-361#21521#21882
15K → 20K72489-417#21882#22299
20K → Half7133-126#22299#22425
Half → 25K111106-1095#22425#23520
25K → 30K136105+31#23520#23489
30K → 20M5267-15#23489#23504
20M → 21M6744+23#23504#23481
21M → 35K7114+57#23481#23424
35K → 23M1213+118#23424#23306
23M → 24M3432+2#23306#23304
24M → 40K3029+1#23304#23303
40K → 25.2M947-38#23303#23341
25.2M → Finish1067+99#23341#23242
TOTALS9172994-2077
📊

Passing Visuals

Category:
Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing