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BOSTON MARATHON 2024

Brian Clapp

Bib: 642•M

MD

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 3%
Gender (Male)
#0 / 14578
Top 5%
Division (M18-39)
#0 / 4849
Top 13%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:30
Rank: #275
Start → 5K
17:30 | 5:38/mi
10K· 6.21 mi
35:11
Rank: #281 (-6)
5K → 10K
17:41 | 5:42/mi
15K· 9.32 mi
53:04
Rank: #296 (-15)
10K → 15K
17:53 | 5:45/mi
20K· 12.43 mi
1:11:22
Rank: #309 (-13)
15K → 20K
18:18 | 5:53/mi
Half· 13.11 mi
1:15:22
Rank: #311 (-2)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:29:46
Rank: #301 (+10)
Half → 25K
14:24 | 5:56/mi
30K· 18.64 mi
1:48:49
Rank: #290 (+11)
25K → 30K
19:03 | 6:08/mi
20M
1:59:28
Rank: #443 (-153)
30K → 20M
10:39 | 7:50/mi
21M
2:09:09
Rank: #702 (-259)
20M → 21M
9:41 | 9:41/mi
35K· 21.75 mi
2:13:44
Rank: #686 (+16)
21M → 35K
4:35 | 6:08/mi
23M
2:24:00
Rank: #837 (-151)
35K → 23M
10:16 | 8:12/mi
24M
2:30:16
Rank: #808 (+29)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:36:30
Rank: #835 (-27)
24M → 40K
6:14 | 7:17/mi
25.2M
2:38:54
Rank: #821 (+14)
40K → 25.2M
2:24 | 6:58/mi
Finish· 26.22 mi
2:45:18
Rank: #807 (+14)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:22
Pace5:45 /mi
2nd Half
Distance13.11 mi
Time1:29:56
Pace6:52 /mi
📊Positive Split: 19.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:3317:305:3817:30
5:38
-
10K
6.21 mi10:35:1435:115:4017:41
5:42
+0:04
15K
9.32 mi10:53:0753:045:4217:53
5:45
+0:03
20K
12.43 mi11:11:251:11:225:4518:18
5:53
+0:08
Half
13.11 mi11:15:251:15:225:454:00
5:52
-0:01
25K
15.53 mi11:29:491:29:465:4714:24
5:56
+0:04
30K
18.64 mi11:48:521:48:495:5019:03
6:08
+0:12
20M
20.00 mi11:59:311:59:285:5810:39
7:50
+1:42
21M
21.00 mi12:09:122:09:096:099:41
9:41
+1:51
35K
21.75 mi12:13:472:13:446:094:35
6:08
-3:33
23M
23.00 mi12:24:032:24:006:1610:16
8:12
+2:04
24M
24.00 mi12:30:192:30:166:166:16
6:16
-1:56
40K
24.85 mi12:36:332:36:306:186:14
7:17
+1:01
25.2M
25.20 mi12:38:572:38:546:182:24
6:58
-0:19
Finish
26.22 mi12:45:212:45:186:196:24
6:17
-0:41

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

5:38 /mi

Average Pace

6:19 /mi

Slowest Pace

9:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:06:04

76% of race

Time at Slower Pace

39:14

24% of race

Average Pace: 6:18 /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 mi10:17:3317:305:3817:30
5:38
#275
10K
6.21 mi10:35:1435:115:4017:41
5:42
#281
15K
9.32 mi10:53:0753:045:4217:53
5:45
#296
20K
12.43 mi11:11:251:11:225:4518:18
5:53
#309
Half
13.11 mi11:15:251:15:225:454:00
5:52
#311
25K
15.53 mi11:29:491:29:465:4714:24
5:56
#301
30K
18.64 mi11:48:521:48:495:5019:03
6:08
#290
20M
20.00 mi11:59:311:59:285:5810:39
7:50
#443
21M
21.00 mi12:09:122:09:096:099:41
9:41
#702
35K
21.75 mi12:13:472:13:446:094:35
6:08
#686
23M
23.00 mi12:24:032:24:006:1610:16
8:12
#837
24M
24.00 mi12:30:192:30:166:166:16
6:16
#808
40K
24.85 mi12:36:332:36:306:186:14
7:17
#835
25.2M
25.20 mi12:38:572:38:546:182:24
6:58
#821
Finish
26.22 mi12:45:212:45:186:196:24
6:17
#807
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi275254254315(Top 1%)293(Top 2%)293(Top 6%)
10K6.21 mi3.10 mi281-6260-6260-6299(Top 1%)278(Top 2%)278(Top 6%)
15K9.32 mi3.11 mi296-15275-15275-15315(Top 1%)293(Top 2%)293(Top 6%)
20K12.43 mi3.11 mi309-13287-12287-12392(Top 2%)370(Top 3%)370(Top 8%)
Half13.11 mi0.68 mi311-2289-2289-2500(Top 2%)477(Top 3%)477(Top 10%)
25K15.53 mi2.42 mi301+10279+10279+10374(Top 1%)352(Top 2%)352(Top 7%)
30K18.64 mi3.11 mi290+11268+11268+11385(Top 2%)358(Top 2%)358(Top 7%)
20M20.00 mi1.36 mi443-153420-152420-1525853(Top 23%)4755(Top 33%)4755(Top 98%)
21M21.00 mi1.00 mi702-259672-252672-25211597(Top 45%)7501(Top 51%)7501(Top 155%)
35K21.75 mi0.75 mi686+16656+16656+16518(Top 2%)486(Top 3%)486(Top 10%)
23M23.00 mi1.25 mi837-151804-148804-1486769(Top 26%)4952(Top 34%)4952(Top 102%)
24M24.00 mi1.00 mi808+29776+28776+28548(Top 2%)514(Top 4%)514(Top 11%)
40K24.85 mi0.85 mi835-27797-21797-212757(Top 11%)2393(Top 16%)2393(Top 49%)
25.2M25.20 mi0.35 mi821+14784+13784+13532(Top 2%)491(Top 3%)491(Top 10%)
Finish26.22 mi1.02 mi807+14768+16768+16876(Top 3%)811(Top 6%)811(Top 17%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

315

Males

293

M18-39

293

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

299

Males

278

M18-39

278

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

315

Males

293

M18-39

293

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

392

Males

370

M18-39

370

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

500

Males

477

M18-39

477

Half→25K

13.1 - 15.5 mi

Top 1%
×4stories
+66ft-88ft

Overall

374

Males

352

M18-39

352

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

385

Males

358

M18-39

358

30K→20M

18.6 - 20.0 mi

Top 23%
×5stories
+64ft-50ft

Overall

5853

Males

4755

M18-39

4755

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11597

Males

7501

M18-39

7501

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

518

Males

486

M18-39

486

35K→23M

21.8 - 23.0 mi

Top 26%
×5stories
+23ft-63ft

Overall

6769

Males

4952

M18-39

4952

23M→24M

23.0 - 24.0 mi

Top 2%
×6stories
+12ft-82ft

Overall

548

Males

514

M18-39

514

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

2757

Males

2393

M18-39

2393

40K→25.2M

24.9 - 25.2 mi

Top 2%
×1story
+13ft-16ft

Overall

532

Males

491

M18-39

491

25.2M→Finish

25.2 - 26.2 mi

Top 3%
×2stories
+22ft-21ft

Overall

876

Males

811

M18-39

811

Passing Analysis

Category:
Athletes Passed
195
Passed By
727
Net Change
-532
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#275
5K → 10K1117-6#275#281
10K → 15K1126-15#281#296
15K → 20K2134-13#296#309
20K → Half24-2#309#311
Half → 25K2111+10#311#301
25K → 30K2817+11#301#290
30K → 20M0153-153#290#443
20M → 21M0259-259#443#702
21M → 35K182+16#702#686
35K → 23M3154-151#686#837
23M → 24M334+29#837#808
24M → 40K936-27#808#835
40K → 25.2M151+14#835#821
25.2M → Finish239+14#821#807
TOTALS195727-532
📊

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