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BOSTON MARATHON 2024

David Smith

Bib: 4009•M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 7%
Gender (Male)
#0 / 14578
Top 12%
Division (M18-39)
#0 / 4849
Top 28%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:36
Rank: #4226
Start → 5K
6:38/mi
20:36 split
10K· 6.21 mi
41:04
Rank: #3825 (+401)
5K → 10K
6:35/mi
20:28 split
15K· 9.32 mi
1:01:17
Rank: #3400 (+425)
10K → 15K
6:30/mi
20:13 split
20K· 12.43 mi
1:21:43
Rank: #3126 (+274)
15K → 20K
6:35/mi
20:26 split
Half· 13.11 mi
1:26:06
Rank: #3060 (+66)
20K → Half
6:25/mi
4:23 split
25K· 15.53 mi
1:42:41
Rank: #3050 (+10)
Half → 25K
6:50/mi
16:35 split
30K· 18.64 mi
2:03:31
Rank: #2624 (+426)
25K → 30K
6:42/mi
20:50 split
20M
2:12:37
Rank: #2451 (+173)
30K → 20M
6:42/mi
9:06 split
21M
2:19:37
Rank: #2301 (+150)
20M → 21M
7:00/mi
7:00 split
35K· 21.75 mi
2:24:39
Rank: #2255 (+46)
21M → 35K
6:44/mi
5:02 split
23M
2:33:04
Rank: #2109 (+146)
35K → 23M
6:43/mi
8:25 split
24M
2:39:46
Rank: #2023 (+86)
23M → 24M
6:42/mi
6:42 split
40K· 24.85 mi
2:45:33
Rank: #1949 (+74)
24M → 40K
6:46/mi
5:47 split
25.2M
2:48:02
Rank: #1915 (+34)
40K → 25.2M
7:12/mi
2:29 split
Finish· 26.22 mi
2:54:31
Rank: #1815 (+100)
25.2M → Finish
6:22/mi
6:29 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:06
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:28:25
Pace6:45 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2820:366:3820:36
6:38
-
10K
6.21 mi10:43:5641:046:3720:28
6:35
-0:03
15K
9.32 mi11:04:091:01:176:3520:13
6:30
-0:05
20K
12.43 mi11:24:351:21:436:3520:26
6:35
+0:05
Half
13.11 mi11:28:581:26:066:344:23
6:25
-0:10
25K
15.53 mi11:45:331:42:416:3716:35
6:50
+0:25
30K
18.64 mi12:06:232:03:316:3820:50
6:42
-0:08
20M
20.00 mi12:15:292:12:376:389:06
6:42
0:00
21M
21.00 mi12:22:292:19:376:397:00
7:00
+0:18
35K
21.75 mi12:27:312:24:396:395:02
6:44
-0:16
23M
23.00 mi12:35:562:33:046:398:25
6:43
-0:01
24M
24.00 mi12:42:382:39:466:396:42
6:42
-0:01
40K
24.85 mi12:48:252:45:336:405:47
6:46
+0:04
25.2M
25.20 mi12:50:542:48:026:402:29
7:12
+0:26
Finish
26.22 mi12:57:232:54:316:406:29
6:22
-0:50

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

6:22 /mi

Average Pace

6:40 /mi

Slowest Pace

7:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:02

99% of race

Time at Steady Pace

2:29

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:39 /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 mi10:23:2820:366:3820:36
6:38
#4226
10K
6.21 mi10:43:5641:046:3720:28
6:35
#3825
15K
9.32 mi11:04:091:01:176:3520:13
6:30
#3400
20K
12.43 mi11:24:351:21:436:3520:26
6:35
#3126
Half
13.11 mi11:28:581:26:066:344:23
6:25
#3060
25K
15.53 mi11:45:331:42:416:3716:35
6:50
#3050
30K
18.64 mi12:06:232:03:316:3820:50
6:42
#2624
20M
20.00 mi12:15:292:12:376:389:06
6:42
#2451
21M
21.00 mi12:22:292:19:376:397:00
7:00
#2301
35K
21.75 mi12:27:312:24:396:395:02
6:44
#2255
23M
23.00 mi12:35:562:33:046:398:25
6:43
#2109
24M
24.00 mi12:42:382:39:466:396:42
6:42
#2023
40K
24.85 mi12:48:252:45:336:405:47
6:46
#1949
25.2M
25.20 mi12:50:542:48:026:402:29
7:12
#1915
Finish
26.22 mi12:57:232:54:316:406:29
6:22
#1815
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4226398239822744(Top 11%)2626(Top 18%)2626(Top 54%)
10K6.21 mi3.10 mi3825+4013615+3673615+3673513(Top 14%)3328(Top 23%)3328(Top 69%)
15K9.32 mi3.11 mi3400+4253234+3813234+3812744(Top 11%)2626(Top 18%)2626(Top 54%)
20K12.43 mi3.11 mi3126+2742982+2522982+2522513(Top 10%)2403(Top 16%)2403(Top 50%)
Half13.11 mi0.68 mi3060+662917+652917+652204(Top 9%)2120(Top 15%)2120(Top 44%)
25K15.53 mi2.42 mi3050+102906+112906+113415(Top 13%)3191(Top 22%)3191(Top 66%)
30K18.64 mi3.11 mi2624+4262497+4092497+4091638(Top 6%)1564(Top 11%)1564(Top 32%)
20M20.00 mi1.36 mi2451+1732337+1602337+1601323(Top 5%)1256(Top 9%)1256(Top 26%)
21M21.00 mi1.00 mi2301+1502199+1382199+1381093(Top 4%)1035(Top 7%)1035(Top 21%)
35K21.75 mi0.75 mi2255+462153+462153+461988(Top 8%)1835(Top 13%)1835(Top 38%)
23M23.00 mi1.25 mi2109+1462017+1362017+1361114(Top 4%)1046(Top 7%)1046(Top 22%)
24M24.00 mi1.00 mi2023+861932+851932+851373(Top 5%)1276(Top 9%)1276(Top 26%)
40K24.85 mi0.85 mi1949+741860+721860+721220(Top 5%)1128(Top 8%)1128(Top 23%)
25.2M25.20 mi0.35 mi1915+341828+321828+32872(Top 3%)803(Top 6%)803(Top 17%)
Finish26.22 mi1.02 mi1815+1001730+981730+981041(Top 4%)958(Top 7%)958(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2744

Males

2626

M18-39

2626

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3513

Males

3328

M18-39

3328

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2744

Males

2626

M18-39

2626

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2513

Males

2403

M18-39

2403

20K→Half

12.4 - 13.1 mi

Top 9%
×2stories
+19ft-37ft

Overall

2204

Males

2120

M18-39

2120

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3415

Males

3191

M18-39

3191

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1638

Males

1564

M18-39

1564

30K→20M

18.6 - 20.0 mi

Top 5%
×5stories
+64ft-50ft

Overall

1323

Males

1256

M18-39

1256

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

1093

Males

1035

M18-39

1035

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

1988

Males

1835

M18-39

1835

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1114

Males

1046

M18-39

1046

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1373

Males

1276

M18-39

1276

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1220

Males

1128

M18-39

1128

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

872

Males

803

M18-39

803

25.2M→Finish

25.2 - 26.2 mi

Top 4%
×2stories
+22ft-21ft

Overall

1041

Males

958

M18-39

958

Passing Analysis

Category:
Athletes Passed
2612
Passed By
201
Net Change
+2411
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4226
5K → 10K43534+401#4226#3825
10K → 15K4349+425#3825#3400
15K → 20K28511+274#3400#3126
20K → Half682+66#3126#3060
Half → 25K10999+10#3060#3050
25K → 30K44014+426#3050#2624
30K → 20M1774+173#2624#2451
20M → 21M1533+150#2451#2301
21M → 35K5812+46#2301#2255
35K → 23M1526+146#2255#2109
23M → 24M882+86#2109#2023
24M → 40K784+74#2023#1949
40K → 25.2M340+34#1949#1915
25.2M → Finish1011+100#1915#1815
TOTALS2612201+2411
📊

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