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BOSTON MARATHON 2023

Simon Delisle-Beaulieu

Bib: 8932•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 39%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 43%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
23:36
Rank: #10487
Start → 5K
23:36 | 7:36/mi
10K· 6.21 mi
46:20
Rank: #9627 (+860)
5K → 10K
22:44 | 7:19/mi
15K· 9.32 mi
1:09:00
Rank: #9202 (+425)
10K → 15K
22:40 | 7:18/mi
20K· 12.43 mi
1:32:14
Rank: #9162 (+40)
15K → 20K
23:14 | 7:29/mi
Half· 13.11 mi
1:37:21
Rank: #9215 (-53)
20K → Half
5:07 | 7:30/mi
25K· 15.53 mi
1:55:50
Rank: #9288 (-73)
Half → 25K
18:29 | 7:37/mi
30K· 18.64 mi
2:20:49
Rank: #9624 (-336)
25K → 30K
24:59 | 8:02/mi
20M
2:32:06
Rank: #9770 (-146)
30K → 20M
11:17 | 8:18/mi
21M
2:40:52
Rank: #9898 (-128)
20M → 21M
8:46 | 8:46/mi
35K· 21.75 mi
2:46:55
Rank: #9980 (-82)
21M → 35K
6:03 | 8:05/mi
23M
2:57:19
Rank: #10088 (-108)
35K → 23M
10:24 | 8:18/mi
24M
3:05:37
Rank: #10214 (-126)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
3:12:47
Rank: #10285 (-71)
24M → 40K
7:10 | 8:23/mi
25.2M
3:15:56
Rank: #10335 (-50)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:24:27
Rank: #10494 (-159)
25.2M → Finish
8:31 | 8:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:21
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:47:06
Pace8:10 /mi
📊Positive Split: 10.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4323:367:3623:36
7:36
-
10K
6.21 mi11:12:2746:207:2722:44
7:19
-0:17
15K
9.32 mi11:35:071:09:007:2422:40
7:18
-0:01
20K
12.43 mi11:58:211:32:147:2523:14
7:29
+0:11
Half
13.11 mi12:03:281:37:217:265:07
7:30
+0:01
25K
15.53 mi12:21:571:55:507:2718:29
7:37
+0:07
30K
18.64 mi12:46:562:20:497:3324:59
8:02
+0:25
20M
20.00 mi12:58:132:32:067:3611:17
8:18
+0:16
21M
21.00 mi13:06:592:40:527:408:46
8:46
+0:28
35K
21.75 mi13:13:022:46:557:416:03
8:05
-0:41
23M
23.00 mi13:23:262:57:197:4310:24
8:18
+0:13
24M
24.00 mi13:31:443:05:377:448:18
8:18
0:00
40K
24.85 mi13:38:543:12:477:457:10
8:23
+0:05
25.2M
25.20 mi13:42:033:15:567:473:09
9:08
+0:45
Finish
26.22 mi13:50:343:24:277:488:31
8:21
-0:47

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

7:18 /mi

Average Pace

7:48 /mi

Slowest Pace

9:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:55:50

57% of race

Time at Steady Pace

1:01:01

30% of race

Time at Slower Pace

27:36

13% of race

Average Pace: 7:48 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:49:4323:367:3623:36
7:36
#10487
10K
6.21 mi11:12:2746:207:2722:44
7:19
#9627
15K
9.32 mi11:35:071:09:007:2422:40
7:18
#9202
20K
12.43 mi11:58:211:32:147:2523:14
7:29
#9162
Half
13.11 mi12:03:281:37:217:265:07
7:30
#9215
25K
15.53 mi12:21:571:55:507:2718:29
7:37
#9288
30K
18.64 mi12:46:562:20:497:3324:59
8:02
#9624
20M
20.00 mi12:58:132:32:067:3611:17
8:18
#9770
21M
21.00 mi13:06:592:40:527:408:46
8:46
#9898
35K
21.75 mi13:13:022:46:557:416:03
8:05
#9980
23M
23.00 mi13:23:262:57:197:4310:24
8:18
#10088
24M
24.00 mi13:31:443:05:377:448:18
8:18
#10214
40K
24.85 mi13:38:543:12:477:457:10
8:23
#10285
25.2M
25.20 mi13:42:033:15:567:473:09
9:08
#10335
Finish
26.22 mi13:50:343:24:277:488:31
8:21
#10494
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi10487839983998516(Top 32%)7254(Top 48%)7254(Top 324%)
10K6.21 mi3.10 mi9627+8607945+4547945+4548976(Top 34%)7571(Top 50%)7571(Top 338%)
15K9.32 mi3.11 mi9202+4257690+2557690+2558516(Top 32%)7254(Top 48%)7254(Top 324%)
20K12.43 mi3.11 mi9162+407649+417649+419147(Top 34%)7590(Top 50%)7590(Top 339%)
Half13.11 mi0.68 mi9215-537678-297678-2910205(Top 38%)8217(Top 54%)8217(Top 367%)
25K15.53 mi2.42 mi9288-737719-417719-419729(Top 37%)7842(Top 52%)7842(Top 350%)
30K18.64 mi3.11 mi9624-3367889-1707889-17011212(Top 42%)8450(Top 56%)8450(Top 377%)
20M20.00 mi1.36 mi9770-1467941-527941-5212357(Top 46%)8840(Top 58%)8840(Top 394%)
21M21.00 mi1.00 mi9898-1287985-447985-4412036(Top 45%)8594(Top 57%)8594(Top 383%)
35K21.75 mi0.75 mi9980-828009-248009-2412674(Top 48%)8838(Top 58%)8838(Top 394%)
23M23.00 mi1.25 mi10088-1088035-268035-2611903(Top 45%)8421(Top 55%)8421(Top 376%)
24M24.00 mi1.00 mi10214-1268071-368071-3613224(Top 50%)8958(Top 59%)8958(Top 400%)
40K24.85 mi0.85 mi10285-718077-68077-612557(Top 47%)8565(Top 56%)8565(Top 382%)
25.2M25.20 mi0.35 mi10335-508084-78084-713197(Top 50%)8838(Top 58%)8838(Top 394%)
Finish26.22 mi1.02 mi10494-1598135-518135-5114416(Top 54%)9436(Top 62%)9436(Top 421%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

8516

Males

7254

M40-44

7254

5K→10K

3.1 - 6.2 mi

Top 34%
×5stories
+79ft-138ft

Overall

8976

Males

7571

M40-44

7571

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

8516

Males

7254

M40-44

7254

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9147

Males

7590

M40-44

7590

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10205

Males

8217

M40-44

8217

Half→25K

13.1 - 15.5 mi

Top 37%
×4stories
+66ft-88ft

Overall

9729

Males

7842

M40-44

7842

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11212

Males

8450

M40-44

8450

30K→20M

18.6 - 20.0 mi

Top 46%
×5stories
+64ft-50ft

Overall

12357

Males

8840

M40-44

8840

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

12036

Males

8594

M40-44

8594

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12674

Males

8838

M40-44

8838

35K→23M

21.8 - 23.0 mi

Top 45%
×5stories
+23ft-63ft

Overall

11903

Males

8421

M40-44

8421

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13224

Males

8958

M40-44

8958

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12557

Males

8565

M40-44

8565

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

13197

Males

8838

M40-44

8838

25.2M→Finish

25.2 - 26.2 mi

Top 54%
×2stories
+22ft-21ft

Overall

14416

Males

9436

M40-44

9436

Passing Analysis

Category:
Athletes Passed
2018*
Passed By
2021
Net Change
-7
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10487
5K → 10K918*58+860#10487#9627
10K → 15K44520+425#9627#9202
15K → 20K153113+40#9202#9162
20K → Half1063-53#9162#9215
Half → 25K90163-73#9215#9288
25K → 30K82418-336#9288#9624
30K → 20M55201-146#9624#9770
20M → 21M51178-128#9770#9898
21M → 35K23105-82#9898#9980
35K → 23M45151-108#9980#10088
23M → 24M42167-126#10088#10214
24M → 40K47118-71#10214#10285
40K → 25.2M2373-50#10285#10335
25.2M → Finish34193-159#10335#10494
TOTALS2018*2021-7

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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