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BOSTON MARATHON 2023

Bertrand Besnard

Bib: 5881•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 16%
Gender (Male)
#0 / 15176
Top 26%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ 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
6:46/mi
21:02
↑ 97↓ 3451.5%
10K· 6.21 mi
6:49/mi
42:12
↑ 79↓ 1380.4%
15K· 9.32 mi
6:47/mi
1:03:18
↑ 67↓ 78
20K· 12.43 mi
6:53/mi
1:24:42
↑ 106↓ 860.1%
Half· 13.11 mi
6:53/mi
1:29:24
↑ 19↓ 370.5%
25K· 15.53 mi
6:53/mi
1:46:05
↑ 66↓ 880.2%
30K· 18.64 mi
6:58/mi
2:07:43
↑ 181↓ 1480.2%
20M
7:16/mi
2:17:35
↑ 64↓ 500.2%
21M
7:17/mi
2:24:52
↑ 106↓ 241.6%
35K· 21.75 mi
6:36/mi
2:29:48
↑ 17↓ 861.7%
23M
6:59/mi
2:38:33
↑ 23↓ 630.6%
24M
6:36/mi
2:45:09
↓ 821.3%
40K· 24.85 mi
6:52/mi
2:51:01
↓ 200.3%
25.2M
7:27/mi
2:53:35
↑ 13↓ 160.2%
Finish· 26.22 mi
6:38/mi
3:00:21
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:24
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:30:57
Pace6:56 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:2821:026:4621:02
6:46
-
10K
6.21 mi10:44:3842:126:4721:10
6:49
+0:03
15K
9.32 mi11:05:441:03:186:4721:06
6:47
-0:02
20K
12.43 mi11:27:081:24:426:4921:24
6:53
+0:06
Half
13.11 mi11:31:501:29:246:494:42
6:53
0:00
25K
15.53 mi11:48:311:46:056:5016:41
6:53
0:00
30K
18.64 mi12:10:092:07:436:5121:38
6:58
+0:05
20M
20.00 mi12:20:012:17:356:539:52
7:16
+0:18
21M
21.00 mi12:27:182:24:526:547:17
7:17
+0:01
35K
21.75 mi12:32:142:29:486:534:56
6:36
-0:41
23M
23.00 mi12:40:592:38:336:548:45
6:59
+0:23
24M
24.00 mi12:47:352:45:096:536:36
6:36
-0:23
40K
24.85 mi12:53:272:51:016:535:52
6:52
+0:16
25.2M
25.20 mi12:56:012:53:356:532:34
7:27
+0:35
Finish
26.22 mi13:02:473:00:216:536:46
6:38
-0:49

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

6:36 /mi

Average Pace

6:53 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:40:38

89% of race

Time at Steady Pace

19:43

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:53 /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 mi10:23:2821:026:4621:02
6:46
#4358
10K
6.21 mi10:44:3842:126:4721:10
6:49
#4892
15K
9.32 mi11:05:441:03:186:4721:06
6:47
#4919
20K
12.43 mi11:27:081:24:426:4921:24
6:53
#4979
Half
13.11 mi11:31:501:29:246:494:42
6:53
#5044
25K
15.53 mi11:48:311:46:056:5016:41
6:53
#4980
30K
18.64 mi12:10:092:07:436:5121:38
6:58
#4766
20M
20.00 mi12:20:012:17:356:539:52
7:16
#4817
21M
21.00 mi12:27:182:24:526:547:17
7:17
#4718
35K
21.75 mi12:32:142:29:486:534:56
6:36
#4635
23M
23.00 mi12:40:592:38:336:548:45
6:59
#4550
24M
24.00 mi12:47:352:45:096:536:36
6:36
#4425
40K
24.85 mi12:53:272:51:016:535:52
6:52
#4353
25.2M
25.20 mi12:56:012:53:356:532:34
7:27
#4329
Finish
26.22 mi13:02:473:00:216:536:46
6:38
#4271
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4358406940695013(Top 19%)4653(Top 31%)4653(Top 88%)
10K6.21 mi3.10 mi4892-5344543-4744543-4745403(Top 20%)4980(Top 33%)4980(Top 94%)
15K9.32 mi3.11 mi4919-274575-324575-325013(Top 19%)4653(Top 31%)4653(Top 88%)
20K12.43 mi3.11 mi4979-604631-564631-565228(Top 20%)4829(Top 32%)4829(Top 91%)
Half13.11 mi0.68 mi5044-654684-534684-535855(Top 22%)5364(Top 35%)5364(Top 101%)
25K15.53 mi2.42 mi4980+644627+574627+574802(Top 18%)4448(Top 29%)4448(Top 84%)
30K18.64 mi3.11 mi4766+2144438+1894438+1894102(Top 15%)3829(Top 25%)3829(Top 72%)
20M20.00 mi1.36 mi4817-514479-414479-415407(Top 20%)4846(Top 32%)4846(Top 92%)
21M21.00 mi1.00 mi4718+994394+854394+853532(Top 13%)3283(Top 22%)3283(Top 62%)
35K21.75 mi0.75 mi4635+834317+774317+773006(Top 11%)2817(Top 19%)2817(Top 53%)
23M23.00 mi1.25 mi4550+854237+804237+803734(Top 14%)3448(Top 23%)3448(Top 65%)
24M24.00 mi1.00 mi4425+1254129+1084129+1082590(Top 10%)2418(Top 16%)2418(Top 46%)
40K24.85 mi0.85 mi4353+724065+644065+643127(Top 12%)2871(Top 19%)2871(Top 54%)
25.2M25.20 mi0.35 mi4329+244040+254040+253636(Top 14%)3264(Top 22%)3264(Top 62%)
Finish26.22 mi1.02 mi4271+583986+543986+543211(Top 12%)2888(Top 19%)2888(Top 55%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21story building
+97ft-345ft

Overall

5013

Males

4653

M18-39

4653

5K→10K

3.1 - 6.2 mi

Top 20%
×5story building
+79ft-138ft

Overall

5403

Males

4980

M18-39

4980

10K→15K

6.2 - 9.3 mi

Top 19%
×3story building
+67ft-78ft

Overall

5013

Males

4653

M18-39

4653

15K→20K

9.3 - 12.4 mi

Top 20%
×5story building
+106ft-86ft

Overall

5228

Males

4829

M18-39

4829

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

5855

Males

5364

M18-39

5364

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4802

Males

4448

M18-39

4448

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4102

Males

3829

M18-39

3829

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5407

Males

4846

M18-39

4846

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3532

Males

3283

M18-39

3283

21M→35K

21.0 - 21.8 mi

Top 11%
×7story building
+17ft-86ft

Overall

3006

Males

2817

M18-39

2817

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3734

Males

3448

M18-39

3448

23M→24M

23.0 - 24.0 mi

Top 10%
×6story building
+12ft-82ft

Overall

2590

Males

2418

M18-39

2418

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3127

Males

2871

M18-39

2871

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3636

Males

3264

M18-39

3264

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2story building
+22ft-21ft

Overall

3211

Males

2888

M18-39

2888

Passing Analysis

Category:
Athletes Passed
1314
Passed By
1227
Net Change
+87
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4358
5K → 10K53587-534#4358#4892
10K → 15K104131-27#4892#4919
15K → 20K84144-60#4919#4979
20K → Half671-65#4979#5044
Half → 25K12662+64#5044#4980
25K → 30K25339+214#4980#4766
30K → 20M52103-51#4766#4817
20M → 21M11415+99#4817#4718
21M → 35K896+83#4718#4635
35K → 23M10924+85#4635#4550
23M → 24M1261+125#4550#4425
24M → 40K8715+72#4425#4353
40K → 25.2M3511+24#4353#4329
25.2M → Finish7618+58#4329#4271
TOTALS13141227+87
📊

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