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BOSTON MARATHON 2024

Christopher Decarlo

Bib: 29200•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

Start
0:00:00
Race begins
5K· 3.11 mi
28:19
Rank: #20517
Start → 5K
28:19 | 9:07/mi
10K· 6.21 mi
55:56
Rank: #19909 (+608)
5K → 10K
27:37 | 8:53/mi
15K· 9.32 mi
1:23:52
Rank: #19559 (+350)
10K → 15K
27:56 | 8:59/mi
20K· 12.43 mi
1:51:42
Rank: #18893 (+666)
15K → 20K
27:50 | 8:58/mi
Half· 13.11 mi
1:57:47
Rank: #18851 (+42)
20K → Half
6:05 | 8:55/mi
25K· 15.53 mi
2:20:28
Rank: #18506 (+345)
Half → 25K
22:41 | 9:21/mi
30K· 18.64 mi
2:52:38
Rank: #18498 (+8)
25K → 30K
32:10 | 10:21/mi
20M
3:08:38
Rank: #18775 (-277)
30K → 20M
16:00 | 11:46/mi
21M
3:20:40
Rank: #18794 (-19)
20M → 21M
12:02 | 12:02/mi
35K· 21.75 mi
3:29:46
Rank: #18952 (-158)
21M → 35K
9:06 | 12:10/mi
23M
3:45:39
Rank: #19166 (-214)
35K → 23M
15:53 | 12:41/mi
24M
4:01:35
Rank: #19760 (-594)
23M → 24M
15:56 | 15:56/mi
40K· 24.85 mi
4:15:26
Rank: #20178 (-418)
24M → 40K
13:51 | 16:12/mi
25.2M
4:20:03
Rank: #20187 (-9)
40K → 25.2M
4:37 | 13:23/mi
Finish· 26.22 mi
4:33:44
Rank: #20463 (-276)
25.2M → Finish
13:41 | 13:26/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:47
Pace8:59 /mi
2nd Half
Distance13.11 mi
Time2:35:57
Pace11:54 /mi
📊Positive Split: 32.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:0028:199:0728:19
9:07
-
10K
6.21 mi12:17:3755:569:0027:37
8:53
-0:14
15K
9.32 mi12:45:331:23:529:0027:56
8:59
+0:06
20K
12.43 mi13:13:231:51:428:5927:50
8:58
-0:01
Half
13.11 mi13:19:281:57:478:596:05
8:55
-0:03
25K
15.53 mi13:42:092:20:289:0322:41
9:21
+0:26
30K
18.64 mi14:14:192:52:389:1632:10
10:21
+1:00
20M
20.00 mi14:30:193:08:389:2616:00
11:46
+1:25
21M
21.00 mi14:42:213:20:409:3312:02
12:02
+0:16
35K
21.75 mi14:51:273:29:469:399:06
12:10
+0:08
23M
23.00 mi15:07:203:45:399:4915:53
12:41
+0:31
24M
24.00 mi15:23:164:01:3510:0415:56
15:56
+3:15
40K
24.85 mi15:37:074:15:2610:1713:51
16:12
+0:16
25.2M
25.20 mi15:41:444:20:0310:194:37
13:23
-2:49
Finish
26.22 mi15:55:254:33:4410:2713:41
13:26
+0:03

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

8:53 /mi

Average Pace

10:27 /mi

Slowest Pace

16:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:38

63% of race

Time at Steady Pace

53:01

19% of race

Time at Slower Pace

48:05

18% of race

Average Pace: 10:26 /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 mi11:50:0028:199:0728:19
9:07
#20517
10K
6.21 mi12:17:3755:569:0027:37
8:53
#19909
15K
9.32 mi12:45:331:23:529:0027:56
8:59
#19559
20K
12.43 mi13:13:231:51:428:5927:50
8:58
#18893
Half
13.11 mi13:19:281:57:478:596:05
8:55
#18851
25K
15.53 mi13:42:092:20:289:0322:41
9:21
#18506
30K
18.64 mi14:14:192:52:389:1632:10
10:21
#18498
20M
20.00 mi14:30:193:08:389:2616:00
11:46
#18775
21M
21.00 mi14:42:213:20:409:3312:02
12:02
#18794
35K
21.75 mi14:51:273:29:469:399:06
12:10
#18952
23M
23.00 mi15:07:203:45:399:4915:53
12:41
#19166
24M
24.00 mi15:23:164:01:3510:0415:56
15:56
#19760
40K
24.85 mi15:37:074:15:2610:1713:51
16:12
#20178
25.2M
25.20 mi15:41:444:20:0310:194:37
13:23
#20187
Finish
26.22 mi15:55:254:33:4410:2713:41
13:26
#20463
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi20517123211232118868(Top 74%)11651(Top 80%)11651(Top 240%)
10K6.21 mi3.10 mi19909+60812054+26712054+26719280(Top 75%)11799(Top 81%)11799(Top 243%)
15K9.32 mi3.11 mi19559+35011912+14211912+14218868(Top 74%)11651(Top 80%)11651(Top 240%)
20K12.43 mi3.11 mi18893+66611626+28611626+28617172(Top 67%)10885(Top 75%)10885(Top 224%)
Half13.11 mi0.68 mi18851+4211601+2511601+2517881(Top 70%)11124(Top 76%)11124(Top 229%)
25K15.53 mi2.42 mi18506+34511428+17311428+17317010(Top 67%)10699(Top 73%)10699(Top 221%)
30K18.64 mi3.11 mi18498+811355+7311355+7318394(Top 72%)11109(Top 76%)11109(Top 229%)
20M20.00 mi1.36 mi18775-27711467-11211467-11220933(Top 82%)12184(Top 84%)12184(Top 251%)
21M21.00 mi1.00 mi18794-1911437+3011437+3018883(Top 74%)11083(Top 76%)11083(Top 229%)
35K21.75 mi0.75 mi18952-15811496-5911496-5922072(Top 86%)12642(Top 87%)12642(Top 261%)
23M23.00 mi1.25 mi19166-21411580-8411580-8422017(Top 86%)12594(Top 86%)12594(Top 260%)
24M24.00 mi1.00 mi19760-59411841-26111841-26125122(Top 98%)14265(Top 98%)14265(Top 294%)
40K24.85 mi0.85 mi20178-41812009-16812009-16825025(Top 98%)14210(Top 97%)14210(Top 293%)
25.2M25.20 mi0.35 mi20187-912008+112008+120472(Top 80%)11678(Top 80%)11678(Top 241%)
Finish26.22 mi1.02 mi20463-27612113-10512113-10524647(Top 96%)13952(Top 96%)13952(Top 288%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21stories
+97ft-345ft

Overall

18868

Males

11651

M18-39

11651

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

19280

Males

11799

M18-39

11799

10K→15K

6.2 - 9.3 mi

Top 74%
×3stories
+67ft-78ft

Overall

18868

Males

11651

M18-39

11651

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17172

Males

10885

M18-39

10885

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

17881

Males

11124

M18-39

11124

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17010

Males

10699

M18-39

10699

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

18394

Males

11109

M18-39

11109

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

20933

Males

12184

M18-39

12184

20M→21M

20.0 - 21.0 mi

Top 74%
×8stories
+106ft-24ft

Overall

18883

Males

11083

M18-39

11083

21M→35K

21.0 - 21.8 mi

Top 86%
×7stories
+17ft-86ft

Overall

22072

Males

12642

M18-39

12642

35K→23M

21.8 - 23.0 mi

Top 86%
×5stories
+23ft-63ft

Overall

22017

Males

12594

M18-39

12594

23M→24M

23.0 - 24.0 mi

Top 98%
×6stories
+12ft-82ft

Overall

25122

Males

14265

M18-39

14265

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

25025

Males

14210

M18-39

14210

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

20472

Males

11678

M18-39

11678

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

24647

Males

13952

M18-39

13952

Passing Analysis

Category:
Athletes Passed
2713
Passed By
2659
Net Change
+54
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20517
5K → 10K67062+608#20517#19909
10K → 15K43080+350#19909#19559
15K → 20K67610+666#19559#18893
20K → Half6018+42#18893#18851
Half → 25K39348+345#18851#18506
25K → 30K246238+8#18506#18498
30K → 20M33310-277#18498#18775
20M → 21M7998-19#18775#18794
21M → 35K27185-158#18794#18952
35K → 23M46260-214#18952#19166
23M → 24M8602-594#19166#19760
24M → 40K8426-418#19760#20178
40K → 25.2M2433-9#20178#20187
25.2M → Finish13289-276#20187#20463
TOTALS27132659+54
📊

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