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BOSTON MARATHON 2024

Shawn Carlson

Bib: 26357•M

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Division (M18-39)
#0 / 4849
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
9:57/mi
30:56
↑ 97↓ 3451.5%
10K· 6.21 mi
9:32/mi
1:00:34
↑ 79↓ 1380.4%
15K· 9.32 mi
9:52/mi
1:31:12
↑ 67↓ 78
20K· 12.43 mi
10:06/mi
2:02:36
↑ 106↓ 860.1%
Half· 13.11 mi
9:11/mi
2:08:52
↑ 19↓ 370.5%
25K· 15.53 mi
10:20/mi
2:33:55
↑ 66↓ 880.2%
30K· 18.64 mi
10:24/mi
3:06:15
↑ 181↓ 1480.2%
20M
10:30/mi
3:20:31
↑ 64↓ 500.2%
21M
12:03/mi
3:32:34
↑ 106↓ 241.6%
35K· 21.75 mi
10:22/mi
3:40:19
↑ 17↓ 861.7%
23M
10:04/mi
3:52:55
↑ 23↓ 630.6%
24M
9:56/mi
4:02:51
↓ 821.3%
40K· 24.85 mi
10:15/mi
4:11:37
↓ 200.3%
25.2M
11:39/mi
4:15:38
↑ 13↓ 160.2%
Finish· 26.22 mi
8:58/mi
4:24:46
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:52
Pace9:50 /mi
2nd Half
Distance13.11 mi
Time2:15:54
Pace10:22 /mi
📊Positive Split: 5.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:5230:569:5730:56
9:57
-
10K
6.21 mi12:17:301:00:349:4529:38
9:32
-0:25
15K
9.32 mi12:48:081:31:129:4730:38
9:52
+0:20
20K
12.43 mi13:19:322:02:369:5231:24
10:06
+0:14
Half
13.11 mi13:25:482:08:529:506:16
9:11
-0:55
25K
15.53 mi13:50:512:33:559:5425:03
10:20
+1:09
30K
18.64 mi14:23:113:06:159:5932:20
10:24
+0:04
20M
20.00 mi14:37:273:20:3110:0214:16
10:30
+0:06
21M
21.00 mi14:49:303:32:3410:0712:03
12:03
+1:33
35K
21.75 mi14:57:153:40:1910:087:45
10:22
-1:41
23M
23.00 mi15:09:513:52:5510:0812:36
10:04
-0:18
24M
24.00 mi15:19:474:02:5110:079:56
9:56
-0:08
40K
24.85 mi15:28:334:11:3710:078:46
10:15
+0:19
25.2M
25.20 mi15:32:344:15:3810:094:01
11:39
+1:24
Finish
26.22 mi15:41:424:24:4610:069:08
8:58
-2:41

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

8:58 /mi

Average Pace

10:06 /mi

Slowest Pace

12:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

45:02

17% of race

Time at Steady Pace

3:09:24

72% of race

Time at Slower Pace

30:20

11% of race

Average Pace: 10:06 /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 mi11:47:5230:569:5730:56
9:57
#22896
10K
6.21 mi12:17:301:00:349:4529:38
9:32
#22174
15K
9.32 mi12:48:081:31:129:4730:38
9:52
#21962
20K
12.43 mi13:19:322:02:369:5231:24
10:06
#21649
Half
13.11 mi13:25:482:08:529:506:16
9:11
#21521
25K
15.53 mi13:50:512:33:559:5425:03
10:20
#21228
30K
18.64 mi14:23:113:06:159:5932:20
10:24
#20742
20M
20.00 mi14:37:273:20:3110:0214:16
10:30
#20528
21M
21.00 mi14:49:303:32:3410:0712:03
12:03
#20444
35K
21.75 mi14:57:153:40:1910:087:45
10:22
#20349
23M
23.00 mi15:09:513:52:5510:0812:36
10:04
#20096
24M
24.00 mi15:19:474:02:5110:079:56
9:56
#19913
40K
24.85 mi15:28:334:11:3710:078:46
10:15
#19754
25.2M
25.20 mi15:32:344:15:3810:094:01
11:39
#19699
Finish
26.22 mi15:41:424:24:4610:069:08
8:58
#19512
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22896135051350521582(Top 84%)12893(Top 88%)12893(Top 266%)
10K6.21 mi3.10 mi22174+72213134+37113134+37121467(Top 84%)12794(Top 88%)12794(Top 264%)
15K9.32 mi3.11 mi21962+21213038+9613038+9621582(Top 84%)12893(Top 88%)12893(Top 266%)
20K12.43 mi3.11 mi21649+31312879+15912879+15920800(Top 81%)12513(Top 86%)12513(Top 258%)
Half13.11 mi0.68 mi21521+12812828+5112828+5119005(Top 74%)11627(Top 80%)11627(Top 240%)
25K15.53 mi2.42 mi21228+29312685+14312685+14319987(Top 78%)12025(Top 82%)12025(Top 248%)
30K18.64 mi3.11 mi20742+48612411+27412411+27418545(Top 73%)11180(Top 77%)11180(Top 231%)
20M20.00 mi1.36 mi20528+21412275+13612275+13617985(Top 70%)10748(Top 74%)10748(Top 222%)
21M21.00 mi1.00 mi20444+8412220+5512220+5518921(Top 74%)11097(Top 76%)11097(Top 229%)
35K21.75 mi0.75 mi20349+9512151+6912151+6918173(Top 71%)10722(Top 74%)10722(Top 221%)
23M23.00 mi1.25 mi20096+25312008+14312008+14315687(Top 61%)9408(Top 65%)9408(Top 194%)
24M24.00 mi1.00 mi19913+18311917+9111917+9116089(Top 63%)9572(Top 66%)9572(Top 197%)
40K24.85 mi0.85 mi19754+15911824+9311824+9315890(Top 62%)9416(Top 65%)9416(Top 194%)
25.2M25.20 mi0.35 mi19699+5511790+3411790+3416443(Top 64%)9660(Top 66%)9660(Top 199%)
Finish26.22 mi1.02 mi19512+18711677+11311677+11314007(Top 55%)8501(Top 58%)8501(Top 175%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21story building
+97ft-345ft

Overall

21582

Males

12893

M18-39

12893

5K→10K

3.1 - 6.2 mi

Top 84%
×5story building
+79ft-138ft

Overall

21467

Males

12794

M18-39

12794

10K→15K

6.2 - 9.3 mi

Top 84%
×3story building
+67ft-78ft

Overall

21582

Males

12893

M18-39

12893

15K→20K

9.3 - 12.4 mi

Top 81%
×5story building
+106ft-86ft

Overall

20800

Males

12513

M18-39

12513

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

19005

Males

11627

M18-39

11627

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

19987

Males

12025

M18-39

12025

25K→30K

15.5 - 18.6 mi

Top 73%
×9story building
+181ft-148ft

Overall

18545

Males

11180

M18-39

11180

30K→20M

18.6 - 20.0 mi

Top 70%
×5story building
+64ft-50ft

Overall

17985

Males

10748

M18-39

10748

20M→21M

20.0 - 21.0 mi

Top 74%
×8story building
+106ft-24ft

Overall

18921

Males

11097

M18-39

11097

21M→35K

21.0 - 21.8 mi

Top 71%
×7story building
+17ft-86ft

Overall

18173

Males

10722

M18-39

10722

35K→23M

21.8 - 23.0 mi

Top 61%
×5story building
+23ft-63ft

Overall

15687

Males

9408

M18-39

9408

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16089

Males

9572

M18-39

9572

24M→40K

24.0 - 24.9 mi

Top 62%
×1story
+6ft-20ft

Overall

15890

Males

9416

M18-39

9416

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16443

Males

9660

M18-39

9660

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2story building
+22ft-21ft

Overall

14007

Males

8501

M18-39

8501

Passing Analysis

Category:
Athletes Passed
3632
Passed By
248
Net Change
+3384
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22896
5K → 10K74321+722#22896#22174
10K → 15K29785+212#22174#21962
15K → 20K35845+313#21962#21649
20K → Half1280+128#21649#21521
Half → 25K31522+293#21521#21228
25K → 30K50115+486#21228#20742
30K → 20M2206+214#20742#20528
20M → 21M11632+84#20528#20444
21M → 35K1027+95#20444#20349
35K → 23M2541+253#20349#20096
23M → 24M1885+183#20096#19913
24M → 40K1612+159#19913#19754
40K → 25.2M605+55#19754#19699
25.2M → Finish1892+187#19699#19512
TOTALS3632248+3384
📊

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