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BOSTON MARATHON 2023

Frédéric Sansoucy

Bib: 6442•M

QC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:20
Rank: #5268
Start → 5K
21:20 | 6:52/mi
10K· 6.21 mi
42:34
Rank: #5424 (-156)
5K → 10K
21:14 | 6:50/mi
15K· 9.32 mi
1:03:53
Rank: #5506 (-82)
10K → 15K
21:19 | 6:52/mi
20K· 12.43 mi
1:25:15
Rank: #5411 (+95)
15K → 20K
21:22 | 6:53/mi
Half· 13.11 mi
1:29:51
Rank: #5376 (+35)
20K → Half
4:36 | 6:45/mi
25K· 15.53 mi
1:46:47
Rank: #5403 (-27)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:08:25
Rank: #5073 (+330)
25K → 30K
21:38 | 6:58/mi
20M
2:18:03
Rank: #4999 (+74)
30K → 20M
9:38 | 7:05/mi
21M
2:25:30
Rank: #4944 (+55)
20M → 21M
7:27 | 7:27/mi
35K· 21.75 mi
2:30:36
Rank: #4905 (+39)
21M → 35K
5:06 | 6:49/mi
23M
2:39:33
Rank: #4833 (+72)
35K → 23M
8:57 | 7:09/mi
24M
2:46:25
Rank: #4762 (+71)
23M → 24M
6:52 | 6:52/mi
40K· 24.85 mi
2:52:21
Rank: #4682 (+80)
24M → 40K
5:56 | 6:56/mi
25.2M
2:54:55
Rank: #4655 (+27)
40K → 25.2M
2:34 | 7:27/mi
Finish· 26.22 mi
3:01:32
Rank: #4526 (+129)
25.2M → Finish
6:37 | 6:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:51
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:31:41
Pace7:00 /mi
📊Positive Split: 2.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:1621:206:5221:20
6:52
-
10K
6.21 mi10:46:3042:346:5121:14
6:50
-0:02
15K
9.32 mi11:07:491:03:536:5121:19
6:52
+0:02
20K
12.43 mi11:29:111:25:156:5221:22
6:53
+0:01
Half
13.11 mi11:33:471:29:516:514:36
6:45
-0:08
25K
15.53 mi11:50:431:46:476:5216:56
6:59
+0:14
30K
18.64 mi12:12:212:08:256:5321:38
6:58
-0:01
20M
20.00 mi12:21:592:18:036:549:38
7:05
+0:07
21M
21.00 mi12:29:262:25:306:567:27
7:27
+0:22
35K
21.75 mi12:34:322:30:366:555:06
6:49
-0:38
23M
23.00 mi12:43:292:39:336:568:57
7:09
+0:20
24M
24.00 mi12:50:212:46:256:566:52
6:52
-0:17
40K
24.85 mi12:56:172:52:216:565:56
6:56
+0:04
25.2M
25.20 mi12:58:512:54:556:562:34
7:27
+0:31
Finish
26.22 mi13:05:283:01:326:566:37
6:30
-0:57

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

6:30 /mi

Average Pace

6:56 /mi

Slowest Pace

7:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:34

90% of race

Time at Steady Pace

18:58

10% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:25:1621:206:5221:20
6:52
#5268
10K
6.21 mi10:46:3042:346:5121:14
6:50
#5424
15K
9.32 mi11:07:491:03:536:5121:19
6:52
#5506
20K
12.43 mi11:29:111:25:156:5221:22
6:53
#5411
Half
13.11 mi11:33:471:29:516:514:36
6:45
#5376
25K
15.53 mi11:50:431:46:476:5216:56
6:59
#5403
30K
18.64 mi12:12:212:08:256:5321:38
6:58
#5073
20M
20.00 mi12:21:592:18:036:549:38
7:05
#4999
21M
21.00 mi12:29:262:25:306:567:27
7:27
#4944
35K
21.75 mi12:34:322:30:366:555:06
6:49
#4905
23M
23.00 mi12:43:292:39:336:568:57
7:09
#4833
24M
24.00 mi12:50:212:46:256:566:52
6:52
#4762
40K
24.85 mi12:56:172:52:216:565:56
6:56
#4682
25.2M
25.20 mi12:58:512:54:556:562:34
7:27
#4655
Finish
26.22 mi13:05:283:01:326:566:37
6:30
#4526
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5268487548755649(Top 21%)5186(Top 34%)5186(Top 98%)
10K6.21 mi3.10 mi5424-1565009-1345009-1345602(Top 21%)5144(Top 34%)5144(Top 97%)
15K9.32 mi3.11 mi5506-825079-705079-705649(Top 21%)5186(Top 34%)5186(Top 98%)
20K12.43 mi3.11 mi5411+955001+785001+785161(Top 19%)4771(Top 31%)4771(Top 90%)
Half13.11 mi0.68 mi5376+354972+294972+294744(Top 18%)4406(Top 29%)4406(Top 83%)
25K15.53 mi2.42 mi5403-274992-204992-205462(Top 21%)5027(Top 33%)5027(Top 95%)
30K18.64 mi3.11 mi5073+3304704+2884704+2884105(Top 15%)3832(Top 25%)3832(Top 73%)
20M20.00 mi1.36 mi4999+744635+694635+694544(Top 17%)4169(Top 27%)4169(Top 79%)
21M21.00 mi1.00 mi4944+554582+534582+534345(Top 16%)3971(Top 26%)3971(Top 75%)
35K21.75 mi0.75 mi4905+394548+344548+344300(Top 16%)3935(Top 26%)3935(Top 74%)
23M23.00 mi1.25 mi4833+724484+644484+644541(Top 17%)4113(Top 27%)4113(Top 78%)
24M24.00 mi1.00 mi4762+714420+644420+644023(Top 15%)3671(Top 24%)3671(Top 69%)
40K24.85 mi0.85 mi4682+804344+764344+763549(Top 13%)3228(Top 21%)3228(Top 61%)
25.2M25.20 mi0.35 mi4655+274320+244320+243649(Top 14%)3277(Top 22%)3277(Top 62%)
Finish26.22 mi1.02 mi4526+1294206+1144206+1142468(Top 9%)2276(Top 15%)2276(Top 43%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5649

Males

5186

M18-39

5186

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5602

Males

5144

M18-39

5144

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5649

Males

5186

M18-39

5186

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5161

Males

4771

M18-39

4771

20K→Half

12.4 - 13.1 mi

Top 18%
×2stories
+19ft-37ft

Overall

4744

Males

4406

M18-39

4406

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5462

Males

5027

M18-39

5027

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

4105

Males

3832

M18-39

3832

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4544

Males

4169

M18-39

4169

20M→21M

20.0 - 21.0 mi

Top 16%
×8stories
+106ft-24ft

Overall

4345

Males

3971

M18-39

3971

21M→35K

21.0 - 21.8 mi

Top 16%
×7stories
+17ft-86ft

Overall

4300

Males

3935

M18-39

3935

35K→23M

21.8 - 23.0 mi

Top 17%
×5stories
+23ft-63ft

Overall

4541

Males

4113

M18-39

4113

23M→24M

23.0 - 24.0 mi

Top 15%
×6stories
+12ft-82ft

Overall

4023

Males

3671

M18-39

3671

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3549

Males

3228

M18-39

3228

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3649

Males

3277

M18-39

3277

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2468

Males

2276

M18-39

2276

Passing Analysis

Category:
Athletes Passed
1515
Passed By
773
Net Change
+742
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5268
5K → 10K131287-156#5268#5424
10K → 15K91173-82#5424#5506
15K → 20K13944+95#5506#5411
20K → Half394+35#5411#5376
Half → 25K85112-27#5376#5403
25K → 30K34010+330#5403#5073
30K → 20M10935+74#5073#4999
20M → 21M8631+55#4999#4944
21M → 35K5516+39#4944#4905
35K → 23M10836+72#4905#4833
23M → 24M8211+71#4833#4762
24M → 40K888+80#4762#4682
40K → 25.2M325+27#4682#4655
25.2M → Finish1301+129#4655#4526
TOTALS1515773+742
📊

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