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BOSTON MARATHON 2024

David Smith

Bib: 7521•M

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 35%
Gender (Male)
#0 / 14578
Top 46%
Masters (Masters Men)
#0 / 9729
Top 36%
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:43
Rank: #9253
Start → 5K
7:19/mi
22:43 split
10K· 6.21 mi
45:18
Rank: #8833 (+420)
5K → 10K
7:16/mi
22:35 split
15K· 9.32 mi
1:08:11
Rank: #8726 (+107)
10K → 15K
7:22/mi
22:53 split
20K· 12.43 mi
1:31:22
Rank: #8508 (+218)
15K → 20K
7:28/mi
23:11 split
Half· 13.11 mi
1:36:20
Rank: #8453 (+55)
20K → Half
7:17/mi
4:58 split
25K· 15.53 mi
1:55:01
Rank: #8353 (+100)
Half → 25K
7:42/mi
18:41 split
30K· 18.64 mi
2:20:45
Rank: #8492 (-139)
25K → 30K
8:17/mi
25:44 split
20M
2:32:38
Rank: #8635 (-143)
30K → 20M
8:45/mi
11:53 split
21M
2:41:49
Rank: #8604 (+31)
20M → 21M
9:11/mi
9:11 split
35K· 21.75 mi
2:48:09
Rank: #8630 (-26)
21M → 35K
8:28/mi
6:20 split
23M
2:59:38
Rank: #8781 (-151)
35K → 23M
9:10/mi
11:29 split
24M
3:08:25
Rank: #8857 (-76)
23M → 24M
8:47/mi
8:47 split
40K· 24.85 mi
3:15:53
Rank: #8844 (+13)
24M → 40K
8:44/mi
7:28 split
25.2M
3:19:21
Rank: #8886 (-42)
40K → 25.2M
10:03/mi
3:28 split
Finish· 26.22 mi
3:27:52
Rank: #8948 (-62)
25.2M → Finish
8:21/mi
8:31 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:36:20
Pace7:21 /mi
2nd Half
Distance13.11 mi
Time1:51:32
Pace8:30 /mi
📊Positive Split: 15.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:1722:437:1922:43
7:19
-
10K
6.21 mi10:53:5245:187:1722:35
7:16
-0:03
15K
9.32 mi11:16:451:08:117:1922:53
7:22
+0:06
20K
12.43 mi11:39:561:31:227:2123:11
7:28
+0:06
Half
13.11 mi11:44:541:36:207:214:58
7:17
-0:11
25K
15.53 mi12:03:351:55:017:2418:41
7:42
+0:25
30K
18.64 mi12:29:192:20:457:3325:44
8:17
+0:35
20M
20.00 mi12:41:122:32:387:3811:53
8:45
+0:28
21M
21.00 mi12:50:232:41:497:429:11
9:11
+0:26
35K
21.75 mi12:56:432:48:097:446:20
8:28
-0:43
23M
23.00 mi13:08:122:59:387:4911:29
9:10
+0:42
24M
24.00 mi13:16:593:08:257:518:47
8:47
-0:23
40K
24.85 mi13:24:273:15:537:537:28
8:44
-0:03
25.2M
25.20 mi13:27:553:19:217:553:28
10:03
+1:19
Finish
26.22 mi13:36:263:27:527:568:31
8:21
-1:42

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

7:16 /mi

Average Pace

7:56 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:01

55% of race

Time at Steady Pace

59:56

29% of race

Time at Slower Pace

32:55

16% of race

Average Pace: 7:56 /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 mi10:31:1722:437:1922:43
7:19
#9253
10K
6.21 mi10:53:5245:187:1722:35
7:16
#8833
15K
9.32 mi11:16:451:08:117:1922:53
7:22
#8726
20K
12.43 mi11:39:561:31:227:2123:11
7:28
#8508
Half
13.11 mi11:44:541:36:207:214:58
7:17
#8453
25K
15.53 mi12:03:351:55:017:2418:41
7:42
#8353
30K
18.64 mi12:29:192:20:457:3325:44
8:17
#8492
20M
20.00 mi12:41:122:32:387:3811:53
8:45
#8635
21M
21.00 mi12:50:232:41:497:429:11
9:11
#8604
35K
21.75 mi12:56:432:48:097:446:20
8:28
#8630
23M
23.00 mi13:08:122:59:387:4911:29
9:10
#8781
24M
24.00 mi13:16:593:08:257:518:47
8:47
#8857
40K
24.85 mi13:24:273:15:537:537:28
8:44
#8844
25.2M
25.20 mi13:27:553:19:217:553:28
10:03
#8886
Finish
26.22 mi13:36:263:27:527:568:31
8:21
#8948
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi9253755475548610(Top 34%)7080(Top 49%)7080(Top 352%)
10K6.21 mi3.10 mi8833+4207270+2847270+2848419(Top 33%)6995(Top 48%)6995(Top 348%)
15K9.32 mi3.11 mi8726+1077188+827188+828610(Top 34%)7080(Top 49%)7080(Top 352%)
20K12.43 mi3.11 mi8508+2187032+1567032+1568095(Top 32%)6656(Top 46%)6656(Top 331%)
Half13.11 mi0.68 mi8453+556994+386994+387504(Top 29%)6312(Top 43%)6312(Top 314%)
25K15.53 mi2.42 mi8353+1006894+1006894+1008305(Top 33%)6601(Top 45%)6601(Top 329%)
30K18.64 mi3.11 mi8492-1396882+126882+129458(Top 37%)7000(Top 48%)7000(Top 348%)
20M20.00 mi1.36 mi8635-1436911-296911-2910770(Top 42%)7389(Top 51%)7389(Top 368%)
21M21.00 mi1.00 mi8604+316834+776834+779410(Top 37%)6480(Top 44%)6480(Top 323%)
35K21.75 mi0.75 mi8630-266810+246810+2410498(Top 41%)6978(Top 48%)6978(Top 347%)
23M23.00 mi1.25 mi8781-1516827-176827-1711994(Top 47%)7564(Top 52%)7564(Top 377%)
24M24.00 mi1.00 mi8857-766830-36830-311009(Top 43%)7052(Top 48%)7052(Top 351%)
40K24.85 mi0.85 mi8844+136775+556775+559540(Top 37%)6178(Top 42%)6178(Top 308%)
25.2M25.20 mi0.35 mi8886-426773+26773+211103(Top 43%)6928(Top 48%)6928(Top 345%)
Finish26.22 mi1.02 mi8948-626760+136760+1310676(Top 42%)6821(Top 47%)6821(Top 340%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

8610

Males

7080

M40-44

7080

5K→10K

3.1 - 6.2 mi

Top 33%
×5story building
+79ft-138ft

Overall

8419

Males

6995

M40-44

6995

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

8610

Males

7080

M40-44

7080

15K→20K

9.3 - 12.4 mi

Top 32%
×5story building
+106ft-86ft

Overall

8095

Males

6656

M40-44

6656

20K→Half

12.4 - 13.1 mi

Top 29%
×2story building
+19ft-37ft

Overall

7504

Males

6312

M40-44

6312

Half→25K

13.1 - 15.5 mi

Top 33%
×4story building
+66ft-88ft

Overall

8305

Males

6601

M40-44

6601

25K→30K

15.5 - 18.6 mi

Top 37%
×9story building
+181ft-148ft

Overall

9458

Males

7000

M40-44

7000

30K→20M

18.6 - 20.0 mi

Top 42%
×5story building
+64ft-50ft

Overall

10770

Males

7389

M40-44

7389

20M→21M

20.0 - 21.0 mi

Top 37%
×8story building
+106ft-24ft

Overall

9410

Males

6480

M40-44

6480

21M→35K

21.0 - 21.8 mi

Top 41%
×7story building
+17ft-86ft

Overall

10498

Males

6978

M40-44

6978

35K→23M

21.8 - 23.0 mi

Top 47%
×5story building
+23ft-63ft

Overall

11994

Males

7564

M40-44

7564

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11009

Males

7052

M40-44

7052

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9540

Males

6178

M40-44

6178

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11103

Males

6928

M40-44

6928

25.2M→Finish

25.2 - 26.2 mi

Top 42%
×2story building
+22ft-21ft

Overall

10676

Males

6821

M40-44

6821

Passing Analysis

Category:
Athletes Passed
2210
Passed By
1905
Net Change
+305
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9253
5K → 10K49676+420#9253#8833
10K → 15K235128+107#8833#8726
15K → 20K31597+218#8726#8508
20K → Half6510+55#8508#8453
Half → 25K233133+100#8453#8353
25K → 30K220359-139#8353#8492
30K → 20M88231-143#8492#8635
20M → 21M12897+31#8635#8604
21M → 35K7399-26#8604#8630
35K → 23M89240-151#8630#8781
23M → 24M62138-76#8781#8857
24M → 40K10390+13#8857#8844
40K → 25.2M3375-42#8844#8886
25.2M → Finish70132-62#8886#8948
TOTALS22101905+305
📊

Passing Visuals

Category:
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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