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BOSTON MARATHON 2024

David Cersley

Bib: 12239•M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 28%
Gender (Male)
#0 / 14578
Top 39%
Masters (Masters Men)
#0 / 9729
Top 28%
Division (M50-54)
#0 / 1935
Top 26%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:16
Rank: #10651
Start → 5K
23:16 | 7:29/mi
10K· 6.21 mi
46:24
Rank: #10191 (+460)
5K → 10K
23:08 | 7:27/mi
15K· 9.32 mi
1:09:30
Rank: #9786 (+405)
10K → 15K
23:06 | 7:26/mi
20K· 12.43 mi
1:32:59
Rank: #9491 (+295)
15K → 20K
23:29 | 7:34/mi
Half· 13.11 mi
1:38:05
Rank: #9445 (+46)
20K → Half
5:06 | 7:29/mi
25K· 15.53 mi
1:56:29
Rank: #9050 (+395)
Half → 25K
18:24 | 7:35/mi
30K· 18.64 mi
2:20:53
Rank: #8534 (+516)
25K → 30K
24:24 | 7:51/mi
20M
2:31:37
Rank: #8280 (+254)
30K → 20M
10:44 | 7:54/mi
21M
2:40:08
Rank: #8069 (+211)
20M → 21M
8:31 | 8:31/mi
35K· 21.75 mi
2:45:46
Rank: #7906 (+163)
21M → 35K
5:38 | 7:32/mi
23M
2:55:36
Rank: #7608 (+298)
35K → 23M
9:50 | 7:51/mi
24M
3:03:17
Rank: #7408 (+200)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
3:10:00
Rank: #7245 (+163)
24M → 40K
6:43 | 7:51/mi
25.2M
3:13:03
Rank: #7181 (+64)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:20:50
Rank: #7096 (+85)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:05
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:42:45
Pace7:50 /mi
📊Positive Split: 4.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:2223:167:2923:16
7:29
-
10K
6.21 mi11:15:3046:247:2823:08
7:27
-0:02
15K
9.32 mi11:38:361:09:307:2723:06
7:26
-0:01
20K
12.43 mi12:02:051:32:597:2923:29
7:34
+0:08
Half
13.11 mi12:07:111:38:057:295:06
7:29
-0:05
25K
15.53 mi12:25:351:56:297:3018:24
7:35
+0:06
30K
18.64 mi12:49:592:20:537:3324:24
7:51
+0:16
20M
20.00 mi13:00:432:31:377:3510:44
7:54
+0:03
21M
21.00 mi13:09:142:40:087:388:31
8:31
+0:37
35K
21.75 mi13:14:522:45:467:375:38
7:32
-0:59
23M
23.00 mi13:24:422:55:367:389:50
7:51
+0:19
24M
24.00 mi13:32:233:03:177:387:41
7:41
-0:10
40K
24.85 mi13:39:063:10:007:396:43
7:51
+0:10
25.2M
25.20 mi13:42:093:13:037:403:03
8:51
+1:00
Finish
26.22 mi13:49:563:20:507:407:47
7:38
-1:13

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

7:26 /mi

Average Pace

7:40 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09:16

94% of race

Time at Steady Pace

8:31

4% of race

Time at Slower Pace

3:03

2% of race

Average Pace: 7:40 /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 mi10:52:2223:167:2923:16
7:29
#10651
10K
6.21 mi11:15:3046:247:2823:08
7:27
#10191
15K
9.32 mi11:38:361:09:307:2723:06
7:26
#9786
20K
12.43 mi12:02:051:32:597:2923:29
7:34
#9491
Half
13.11 mi12:07:111:38:057:295:06
7:29
#9445
25K
15.53 mi12:25:351:56:297:3018:24
7:35
#9050
30K
18.64 mi12:49:592:20:537:3324:24
7:51
#8534
20M
20.00 mi13:00:432:31:377:3510:44
7:54
#8280
21M
21.00 mi13:09:142:40:087:388:31
8:31
#8069
35K
21.75 mi13:14:522:45:467:375:38
7:32
#7906
23M
23.00 mi13:24:422:55:367:389:50
7:51
#7608
24M
24.00 mi13:32:233:03:177:387:41
7:41
#7408
40K
24.85 mi13:39:063:10:007:396:43
7:51
#7245
25.2M
25.20 mi13:42:093:13:037:403:03
8:51
#7181
Finish
26.22 mi13:49:563:20:507:407:47
7:38
#7096
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi10651824882489134(Top 36%)7361(Top 50%)7361(Top 380%)
10K6.21 mi3.10 mi10191+4608016+2328016+2329769(Top 38%)7745(Top 53%)7745(Top 400%)
15K9.32 mi3.11 mi9786+4057779+2377779+2379134(Top 36%)7361(Top 50%)7361(Top 380%)
20K12.43 mi3.11 mi9491+2957579+2007579+2008786(Top 34%)7040(Top 48%)7040(Top 364%)
Half13.11 mi0.68 mi9445+467551+287551+288854(Top 35%)7071(Top 49%)7071(Top 365%)
25K15.53 mi2.42 mi9050+3957299+2527299+2527553(Top 30%)6152(Top 42%)6152(Top 318%)
30K18.64 mi3.11 mi8534+5166909+3906909+3907022(Top 27%)5638(Top 39%)5638(Top 291%)
20M20.00 mi1.36 mi8280+2546704+2056704+2056207(Top 24%)4979(Top 34%)4979(Top 257%)
21M21.00 mi1.00 mi8069+2116531+1736531+1736289(Top 25%)4856(Top 33%)4856(Top 251%)
35K21.75 mi0.75 mi7906+1636415+1166415+1165193(Top 20%)4218(Top 29%)4218(Top 218%)
23M23.00 mi1.25 mi7608+2986180+2356180+2355063(Top 20%)4017(Top 28%)4017(Top 208%)
24M24.00 mi1.00 mi7408+2006021+1596021+1594949(Top 19%)3874(Top 27%)3874(Top 200%)
40K24.85 mi0.85 mi7245+1635881+1405881+1405054(Top 20%)3837(Top 26%)3837(Top 198%)
25.2M25.20 mi0.35 mi7181+645822+595822+595814(Top 23%)4177(Top 29%)4177(Top 216%)
Finish26.22 mi1.02 mi7096+855730+925730+926357(Top 25%)4523(Top 31%)4523(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21stories
+97ft-345ft

Overall

9134

Males

7361

M50-54

7361

5K→10K

3.1 - 6.2 mi

Top 38%
×5stories
+79ft-138ft

Overall

9769

Males

7745

M50-54

7745

10K→15K

6.2 - 9.3 mi

Top 36%
×3stories
+67ft-78ft

Overall

9134

Males

7361

M50-54

7361

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

8786

Males

7040

M50-54

7040

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

8854

Males

7071

M50-54

7071

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7553

Males

6152

M50-54

6152

25K→30K

15.5 - 18.6 mi

Top 27%
×9stories
+181ft-148ft

Overall

7022

Males

5638

M50-54

5638

30K→20M

18.6 - 20.0 mi

Top 24%
×5stories
+64ft-50ft

Overall

6207

Males

4979

M50-54

4979

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6289

Males

4856

M50-54

4856

21M→35K

21.0 - 21.8 mi

Top 20%
×7stories
+17ft-86ft

Overall

5193

Males

4218

M50-54

4218

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5063

Males

4017

M50-54

4017

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

4949

Males

3874

M50-54

3874

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5054

Males

3837

M50-54

3837

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

5814

Males

4177

M50-54

4177

25.2M→Finish

25.2 - 26.2 mi

Top 25%
×2stories
+22ft-21ft

Overall

6357

Males

4523

M50-54

4523

Passing Analysis

Category:
Athletes Passed
3978*
Passed By
423
Net Change
+3555
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10651
5K → 10K549*89+460#10651#10191
10K → 15K442*37+405#10191#9786
15K → 20K37479+295#9786#9491
20K → Half6418+46#9491#9445
Half → 25K41621+395#9445#9050
25K → 30K57054+516#9050#8534
30K → 20M26410+254#8534#8280
20M → 21M23726+211#8280#8069
21M → 35K1663+163#8069#7906
35K → 23M31921+298#7906#7608
23M → 24M21414+200#7608#7408
24M → 40K17411+163#7408#7245
40K → 25.2M7511+64#7245#7181
25.2M → Finish11429+85#7181#7096
TOTALS3978*423+3555

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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