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BOSTON MARATHON 2023

Francis Laliberté

Bib: 1062•M

QC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Division (M18-39)
#0 / 5285
Top 13%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:06
Rank: #1003
Start → 5K
19:06 | 6:09/mi
10K· 6.21 mi
37:55
Rank: #977 (+26)
5K → 10K
18:49 | 6:03/mi
15K· 9.32 mi
57:00
Rank: #1002 (-25)
10K → 15K
19:05 | 6:09/mi
20K· 12.43 mi
1:16:34
Rank: #1056 (-54)
15K → 20K
19:34 | 6:18/mi
Half· 13.11 mi
1:20:50
Rank: #1069 (-13)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:36:11
Rank: #1097 (-28)
Half → 25K
15:21 | 6:20/mi
30K· 18.64 mi
1:55:44
Rank: #1049 (+48)
25K → 30K
19:33 | 6:18/mi
20M
2:04:13
Rank: #1003 (+46)
30K → 20M
8:29 | 6:15/mi
21M
2:10:43
Rank: #966 (+37)
20M → 21M
6:30 | 6:30/mi
35K· 21.75 mi
2:15:16
Rank: #957 (+9)
21M → 35K
4:33 | 6:05/mi
23M
2:23:08
Rank: #933 (+24)
35K → 23M
7:52 | 6:17/mi
24M
2:29:23
Rank: #920 (+13)
23M → 24M
6:15 | 6:15/mi
40K· 24.85 mi
2:34:47
Rank: #913 (+7)
24M → 40K
5:24 | 6:19/mi
25.2M
2:37:06
Rank: #904 (+9)
40K → 25.2M
2:19 | 6:43/mi
Finish· 26.22 mi
2:43:03
Rank: #855 (+49)
25.2M → Finish
5:57 | 5:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:50
Pace6:10 /mi
2nd Half
Distance13.11 mi
Time1:22:13
Pace6:16 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:3319:066:0919:06
6:09
-
10K
6.21 mi10:38:2237:556:0618:49
6:03
-0:06
15K
9.32 mi10:57:2757:006:0719:05
6:09
+0:06
20K
12.43 mi11:17:011:16:346:1019:34
6:18
+0:09
Half
13.11 mi11:21:171:20:506:104:16
6:15
-0:03
25K
15.53 mi11:36:381:36:116:1215:21
6:20
+0:05
30K
18.64 mi11:56:111:55:446:1319:33
6:18
-0:02
20M
20.00 mi12:04:402:04:136:138:29
6:15
-0:03
21M
21.00 mi12:11:102:10:436:136:30
6:30
+0:15
35K
21.75 mi12:15:432:15:166:134:33
6:05
-0:25
23M
23.00 mi12:23:352:23:086:137:52
6:17
+0:12
24M
24.00 mi12:29:502:29:236:136:15
6:15
-0:02
40K
24.85 mi12:35:142:34:476:145:24
6:19
+0:04
25.2M
25.20 mi12:37:332:37:066:142:19
6:43
+0:24
Finish
26.22 mi12:43:302:43:036:135:57
5:50
-0:53

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

5:50 /mi

Average Pace

6:13 /mi

Slowest Pace

6:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:14

95% of race

Time at Steady Pace

8:49

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:19:3319:066:0919:06
6:09
#1003
10K
6.21 mi10:38:2237:556:0618:49
6:03
#977
15K
9.32 mi10:57:2757:006:0719:05
6:09
#1002
20K
12.43 mi11:17:011:16:346:1019:34
6:18
#1056
Half
13.11 mi11:21:171:20:506:104:16
6:15
#1069
25K
15.53 mi11:36:381:36:116:1215:21
6:20
#1097
30K
18.64 mi11:56:111:55:446:1319:33
6:18
#1049
20M
20.00 mi12:04:402:04:136:138:29
6:15
#1003
21M
21.00 mi12:11:102:10:436:136:30
6:30
#966
35K
21.75 mi12:15:432:15:166:134:33
6:05
#957
23M
23.00 mi12:23:352:23:086:137:52
6:17
#933
24M
24.00 mi12:29:502:29:236:136:15
6:15
#920
40K
24.85 mi12:35:142:34:476:145:24
6:19
#913
25.2M
25.20 mi12:37:332:37:066:142:19
6:43
#904
Finish
26.22 mi12:43:302:43:036:135:57
5:50
#855
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi10039479471075(Top 4%)1022(Top 7%)1022(Top 19%)
10K6.21 mi3.10 mi977+26923+24923+24954(Top 4%)905(Top 6%)905(Top 17%)
15K9.32 mi3.11 mi1002-25950-27950-271075(Top 4%)1022(Top 7%)1022(Top 19%)
20K12.43 mi3.11 mi1056-541003-531003-531362(Top 5%)1301(Top 9%)1301(Top 25%)
Half13.11 mi0.68 mi1069-131014-111014-111551(Top 6%)1486(Top 10%)1486(Top 28%)
25K15.53 mi2.42 mi1097-281042-281042-281439(Top 5%)1376(Top 9%)1376(Top 26%)
30K18.64 mi3.11 mi1049+48999+43999+43894(Top 3%)851(Top 6%)851(Top 16%)
20M20.00 mi1.36 mi1003+46953+46953+46746(Top 3%)707(Top 5%)707(Top 13%)
21M21.00 mi1.00 mi966+37919+34919+34653(Top 2%)615(Top 4%)615(Top 12%)
35K21.75 mi0.75 mi957+9910+9910+9871(Top 3%)828(Top 5%)828(Top 16%)
23M23.00 mi1.25 mi933+24886+24886+24793(Top 3%)752(Top 5%)752(Top 14%)
24M24.00 mi1.00 mi920+13873+13873+131173(Top 4%)1110(Top 7%)1110(Top 21%)
40K24.85 mi0.85 mi913+7866+7866+7935(Top 4%)884(Top 6%)884(Top 17%)
25.2M25.20 mi0.35 mi904+9857+9857+9920(Top 3%)876(Top 6%)876(Top 17%)
Finish26.22 mi1.02 mi855+49809+48809+48436(Top 2%)415(Top 3%)415(Top 8%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21stories
+97ft-345ft

Overall

1075

Males

1022

M18-39

1022

5K→10K

3.1 - 6.2 mi

Top 4%
×5stories
+79ft-138ft

Overall

954

Males

905

M18-39

905

10K→15K

6.2 - 9.3 mi

Top 4%
×3stories
+67ft-78ft

Overall

1075

Males

1022

M18-39

1022

15K→20K

9.3 - 12.4 mi

Top 5%
×5stories
+106ft-86ft

Overall

1362

Males

1301

M18-39

1301

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1551

Males

1486

M18-39

1486

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1439

Males

1376

M18-39

1376

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

894

Males

851

M18-39

851

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

746

Males

707

M18-39

707

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

653

Males

615

M18-39

615

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

871

Males

828

M18-39

828

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

793

Males

752

M18-39

752

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

1173

Males

1110

M18-39

1110

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

935

Males

884

M18-39

884

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

920

Males

876

M18-39

876

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2stories
+22ft-21ft

Overall

436

Males

415

M18-39

415

Passing Analysis

Category:
Athletes Passed
394
Passed By
246
Net Change
+148
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1003
5K → 10K6539+26#1003#977
10K → 15K1742-25#977#1002
15K → 20K1064-54#1002#1056
20K → Half215-13#1056#1069
Half → 25K1543-28#1069#1097
25K → 30K6517+48#1097#1049
30K → 20M482+46#1049#1003
20M → 21M403+37#1003#966
21M → 35K145+9#966#957
35K → 23M284+24#957#933
23M → 24M185+13#933#920
24M → 40K136+7#920#913
40K → 25.2M101+9#913#904
25.2M → Finish490+49#904#855
TOTALS394246+148
📊

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