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BOSTON MARATHON 2024

Brett Slayton

Bib: 4783•M

MI

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 46%
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:37
Rank: #11542
Start → 5K
23:37 | 7:36/mi
10K· 6.21 mi
47:19
Rank: #11371 (+171)
5K → 10K
23:42 | 7:38/mi
15K· 9.32 mi
1:11:34
Rank: #11552 (-181)
10K → 15K
24:15 | 7:48/mi
20K· 12.43 mi
1:36:22
Rank: #11554 (-2)
15K → 20K
24:48 | 7:59/mi
Half· 13.11 mi
1:41:43
Rank: #11542 (+12)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:01:57
Rank: #11620 (-78)
Half → 25K
20:14 | 8:21/mi
30K· 18.64 mi
2:28:54
Rank: #11574 (+46)
25K → 30K
26:57 | 8:40/mi
20M
2:41:03
Rank: #11563 (+11)
30K → 20M
12:09 | 8:56/mi
21M
2:50:48
Rank: #11551 (+12)
20M → 21M
9:45 | 9:45/mi
35K· 21.75 mi
2:58:44
Rank: #11969 (-418)
21M → 35K
7:56 | 10:36/mi
23M
3:10:42
Rank: #12050 (-81)
35K → 23M
11:58 | 9:33/mi
24M
3:20:06
Rank: #12116 (-66)
23M → 24M
9:24 | 9:24/mi
40K· 24.85 mi
3:27:36
Rank: #12005 (+111)
24M → 40K
7:30 | 8:46/mi
25.2M
3:30:45
Rank: #11901 (+104)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:38:54
Rank: #11721 (+180)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:43
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time1:57:11
Pace8:56 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:3323:377:3623:37
7:36
-
10K
6.21 mi11:15:1547:197:3723:42
7:38
+0:02
15K
9.32 mi11:39:301:11:347:4124:15
7:48
+0:10
20K
12.43 mi12:04:181:36:227:4524:48
7:59
+0:11
Half
13.11 mi12:09:391:41:437:465:21
7:50
-0:09
25K
15.53 mi12:29:532:01:577:5120:14
8:21
+0:31
30K
18.64 mi12:56:502:28:547:5926:57
8:40
+0:19
20M
20.00 mi13:08:592:41:038:0312:09
8:56
+0:16
21M
21.00 mi13:18:442:50:488:089:45
9:45
+0:49
35K
21.75 mi13:26:402:58:448:137:56
10:36
+0:51
23M
23.00 mi13:38:383:10:428:1711:58
9:33
-1:03
24M
24.00 mi13:48:023:20:068:209:24
9:24
-0:09
40K
24.85 mi13:55:323:27:368:217:30
8:46
-0:38
25.2M
25.20 mi13:58:413:30:458:223:09
9:08
+0:22
Finish
26.22 mi14:06:503:38:548:218:09
8:00
-1:08

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

7:36 /mi

Average Pace

8:21 /mi

Slowest Pace

10:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:52

50% of race

Time at Steady Pace

1:06:50

31% of race

Time at Slower Pace

42:12

19% of race

Average Pace: 8:21 /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 mi10:51:3323:377:3623:37
7:36
#11542
10K
6.21 mi11:15:1547:197:3723:42
7:38
#11371
15K
9.32 mi11:39:301:11:347:4124:15
7:48
#11552
20K
12.43 mi12:04:181:36:227:4524:48
7:59
#11554
Half
13.11 mi12:09:391:41:437:465:21
7:50
#11542
25K
15.53 mi12:29:532:01:577:5120:14
8:21
#11620
30K
18.64 mi12:56:502:28:547:5926:57
8:40
#11574
20M
20.00 mi13:08:592:41:038:0312:09
8:56
#11563
21M
21.00 mi13:18:442:50:488:089:45
9:45
#11551
35K
21.75 mi13:26:402:58:448:137:56
10:36
#11969
23M
23.00 mi13:38:383:10:428:1711:58
9:33
#12050
24M
24.00 mi13:48:023:20:068:209:24
9:24
#12116
40K
24.85 mi13:55:323:27:368:217:30
8:46
#12005
25.2M
25.20 mi13:58:413:30:458:223:09
9:08
#11901
Finish
26.22 mi14:06:503:38:548:218:09
8:00
#11721
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi115428641864111946(Top 47%)8700(Top 60%)8700(Top 179%)
10K6.21 mi3.10 mi11371+1718533+1088533+10811272(Top 44%)8445(Top 58%)8445(Top 174%)
15K9.32 mi3.11 mi11552-1818576-438576-4311946(Top 47%)8700(Top 60%)8700(Top 179%)
20K12.43 mi3.11 mi11554-28558+188558+1811691(Top 46%)8503(Top 58%)8503(Top 175%)
Half13.11 mi0.68 mi11542+128551+78551+711601(Top 45%)8445(Top 58%)8445(Top 174%)
25K15.53 mi2.42 mi11620-788545+68545+612218(Top 48%)8560(Top 59%)8560(Top 177%)
30K18.64 mi3.11 mi11574+468420+1258420+12511553(Top 45%)8045(Top 55%)8045(Top 166%)
20M20.00 mi1.36 mi11563+118370+508370+5011793(Top 46%)7858(Top 54%)7858(Top 162%)
21M21.00 mi1.00 mi11551+128300+708300+7011901(Top 47%)7666(Top 53%)7666(Top 158%)
35K21.75 mi0.75 mi11969-4188461-1618461-16118822(Top 74%)11031(Top 76%)11031(Top 227%)
23M23.00 mi1.25 mi12050-818427+348427+3413741(Top 54%)8419(Top 58%)8419(Top 174%)
24M24.00 mi1.00 mi12116-668400+278400+2714022(Top 55%)8534(Top 59%)8534(Top 176%)
40K24.85 mi0.85 mi12005+1118306+948306+949721(Top 38%)6272(Top 43%)6272(Top 129%)
25.2M25.20 mi0.35 mi11901+1048246+608246+607164(Top 28%)4906(Top 34%)4906(Top 101%)
Finish26.22 mi1.02 mi11721+1808114+1328114+1328504(Top 33%)5663(Top 39%)5663(Top 117%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

11946

Males

8700

M18-39

8700

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11272

Males

8445

M18-39

8445

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

11946

Males

8700

M18-39

8700

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

11691

Males

8503

M18-39

8503

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11601

Males

8445

M18-39

8445

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12218

Males

8560

M18-39

8560

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

11553

Males

8045

M18-39

8045

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

11793

Males

7858

M18-39

7858

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

11901

Males

7666

M18-39

7666

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

18822

Males

11031

M18-39

11031

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

13741

Males

8419

M18-39

8419

23M→24M

23.0 - 24.0 mi

Top 55%
×6stories
+12ft-82ft

Overall

14022

Males

8534

M18-39

8534

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

9721

Males

6272

M18-39

6272

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

7164

Males

4906

M18-39

4906

25.2M→Finish

25.2 - 26.2 mi

Top 33%
×2stories
+22ft-21ft

Overall

8504

Males

5663

M18-39

5663

Passing Analysis

Category:
Athletes Passed
2236
Passed By
2415
Net Change
-179
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11542
5K → 10K366195+171#11542#11371
10K → 15K158339-181#11371#11552
15K → 20K236238-2#11552#11554
20K → Half4634+12#11554#11542
Half → 25K186264-78#11542#11620
25K → 30K314268+46#11620#11574
30K → 20M149138+11#11574#11563
20M → 21M138126+12#11563#11551
21M → 35K17435-418#11551#11969
35K → 23M112193-81#11969#12050
23M → 24M79145-66#12050#12116
24M → 40K13726+111#12116#12005
40K → 25.2M1062+104#12005#11901
25.2M → Finish19212+180#11901#11721
TOTALS22362415-179
📊

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