Boston Marathon logo
BOSTON MARATHON 2024

Cynthia Yakely

Bib: 20450•F

CO

0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F50-54)
#0 / 1187
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
8:32/mi
26:32
↑ 97↓ 3451.5%
10K· 6.21 mi
8:45/mi
53:44
↑ 79↓ 1380.4%
15K· 9.32 mi
9:10/mi
1:22:13
↑ 67↓ 78
20K· 12.43 mi
10:00/mi
1:53:18
↑ 106↓ 860.1%
Half· 13.11 mi
9:37/mi
1:59:52
↑ 19↓ 370.5%
25K· 15.53 mi
9:53/mi
2:23:50
↑ 66↓ 880.2%
30K· 18.64 mi
10:39/mi
2:56:55
↑ 181↓ 1480.2%
20M
10:20/mi
3:10:58
↑ 64↓ 500.2%
21M
11:48/mi
3:22:46
↑ 106↓ 241.6%
35K· 21.75 mi
10:07/mi
3:30:20
↑ 17↓ 861.7%
23M
10:20/mi
3:43:16
↑ 23↓ 630.6%
24M
10:33/mi
3:53:49
↓ 821.3%
40K· 24.85 mi
11:08/mi
4:03:20
↓ 200.3%
25.2M
12:25/mi
4:07:37
↑ 13↓ 160.2%
Finish· 26.22 mi
10:33/mi
4:18:22
↑ 22↓ 21

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
Time1:59:52
Pace9:09 /mi
2nd Half
Distance13.11 mi
Time2:18:30
Pace10:34 /mi
📊Positive Split: 15.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4526:328:3226:32
8:32
-
10K
6.21 mi11:49:5753:448:3927:12
8:45
+0:13
15K
9.32 mi12:18:261:22:138:4928:29
9:10
+0:25
20K
12.43 mi12:49:311:53:189:0731:05
10:00
+0:50
Half
13.11 mi12:56:051:59:529:096:34
9:37
-0:23
25K
15.53 mi13:20:032:23:509:1623:58
9:53
+0:16
30K
18.64 mi13:53:082:56:559:2933:05
10:39
+0:46
20M
20.00 mi14:07:113:10:589:3314:03
10:20
-0:19
21M
21.00 mi14:18:593:22:469:3911:48
11:48
+1:28
35K
21.75 mi14:26:333:30:209:407:34
10:07
-1:41
23M
23.00 mi14:39:293:43:169:4212:56
10:20
+0:13
24M
24.00 mi14:50:023:53:499:4510:33
10:33
+0:13
40K
24.85 mi14:59:334:03:209:479:31
11:08
+0:35
25.2M
25.20 mi15:03:504:07:379:504:17
12:25
+1:17
Finish
26.22 mi15:14:354:18:229:5210:45
10:33
-1:52

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

8:32 /mi

Average Pace

9:52 /mi

Slowest Pace

12:25 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:47

34% of race

Time at Steady Pace

2:23:59

56% of race

Time at Slower Pace

25:36

10% of race

Average Pace: 9:51 /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 mi11:22:4526:328:3226:32
8:32
#18007
10K
6.21 mi11:49:5753:448:3927:12
8:45
#18328
15K
9.32 mi12:18:261:22:138:4928:29
9:10
#18799
20K
12.43 mi12:49:311:53:189:0731:05
10:00
#19439
Half
13.11 mi12:56:051:59:529:096:34
9:37
#19511
25K
15.53 mi13:20:032:23:509:1623:58
9:53
#19381
30K
18.64 mi13:53:082:56:559:2933:05
10:39
#19340
20M
20.00 mi14:07:113:10:589:3314:03
10:20
#19177
21M
21.00 mi14:18:593:22:469:3911:48
11:48
#19107
35K
21.75 mi14:26:333:30:209:407:34
10:07
#19016
23M
23.00 mi14:39:293:43:169:4212:56
10:20
#18838
24M
24.00 mi14:50:023:53:499:4510:33
10:33
#18786
40K
24.85 mi14:59:334:03:209:479:31
11:08
#18746
25.2M
25.20 mi15:03:504:07:379:504:17
12:25
#18750
Finish
26.22 mi15:14:354:18:229:5210:45
10:33
#18780
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi180076767676719614(Top 77%)7579(Top 69%)7579(Top 639%)
10K6.21 mi3.10 mi18328-3216936-1696936-16918656(Top 73%)7116(Top 65%)7116(Top 599%)
15K9.32 mi3.11 mi18799-4717195-2597195-25919614(Top 77%)7579(Top 69%)7579(Top 639%)
20K12.43 mi3.11 mi19439-6407535-3407535-34020590(Top 81%)8135(Top 74%)8135(Top 685%)
Half13.11 mi0.68 mi19511-727573-387573-3820453(Top 80%)8118(Top 74%)8118(Top 684%)
25K15.53 mi2.42 mi19381+1307509+647509+6418809(Top 74%)7281(Top 67%)7281(Top 613%)
30K18.64 mi3.11 mi19340+417561-527561-5219155(Top 75%)7660(Top 70%)7660(Top 645%)
20M20.00 mi1.36 mi19177+1637497+647497+6417548(Top 69%)6999(Top 64%)6999(Top 590%)
21M21.00 mi1.00 mi19107+707486+117486+1118360(Top 72%)7510(Top 69%)7510(Top 633%)
35K21.75 mi0.75 mi19016+917448+387448+3817537(Top 69%)7110(Top 65%)7110(Top 599%)
23M23.00 mi1.25 mi18838+1787373+757373+7516528(Top 65%)6671(Top 61%)6671(Top 562%)
24M24.00 mi1.00 mi18786+527369+47369+418015(Top 71%)7471(Top 68%)7471(Top 629%)
40K24.85 mi0.85 mi18746+407370-17370-118445(Top 72%)7728(Top 71%)7728(Top 651%)
25.2M25.20 mi0.35 mi18750-47385-157385-1518361(Top 72%)7702(Top 71%)7702(Top 649%)
Finish26.22 mi1.02 mi18780-307423-387423-3820170(Top 79%)8565(Top 78%)8565(Top 722%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21story building
+97ft-345ft

Overall

19614

Females

7579

F50-54

7579

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

18656

Females

7116

F50-54

7116

10K→15K

6.2 - 9.3 mi

Top 77%
×3story building
+67ft-78ft

Overall

19614

Females

7579

F50-54

7579

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

20590

Females

8135

F50-54

8135

20K→Half

12.4 - 13.1 mi

Top 80%
×2story building
+19ft-37ft

Overall

20453

Females

8118

F50-54

8118

Half→25K

13.1 - 15.5 mi

Top 74%
×4story building
+66ft-88ft

Overall

18809

Females

7281

F50-54

7281

25K→30K

15.5 - 18.6 mi

Top 75%
×9story building
+181ft-148ft

Overall

19155

Females

7660

F50-54

7660

30K→20M

18.6 - 20.0 mi

Top 69%
×5story building
+64ft-50ft

Overall

17548

Females

6999

F50-54

6999

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

18360

Females

7510

F50-54

7510

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

17537

Females

7110

F50-54

7110

35K→23M

21.8 - 23.0 mi

Top 65%
×5story building
+23ft-63ft

Overall

16528

Females

6671

F50-54

6671

23M→24M

23.0 - 24.0 mi

Top 71%
×6story building
+12ft-82ft

Overall

18015

Females

7471

F50-54

7471

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18445

Females

7728

F50-54

7728

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

18361

Females

7702

F50-54

7702

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20170

Females

8565

F50-54

8565

Passing Analysis

Category:
Athletes Passed
1690
Passed By
2463
Net Change
-773
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18007
5K → 10K161482-321#18007#18328
10K → 15K97568-471#18328#18799
15K → 20K97737-640#18799#19439
20K → Half1385-72#19439#19511
Half → 25K247117+130#19511#19381
25K → 30K228187+41#19381#19340
30K → 20M17815+163#19340#19177
20M → 21M12353+70#19177#19107
21M → 35K10514+91#19107#19016
35K → 23M19618+178#19016#18838
23M → 24M8533+52#18838#18786
24M → 40K8444+40#18786#18746
40K → 25.2M2630-4#18746#18750
25.2M → Finish5080-30#18750#18780
TOTALS16902463-773
📊

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