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BOSTON MARATHON 2024

Guillaume Lefebvre

Bib: 5344•M

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 14%
Gender (Male)
#0 / 14578
Top 23%
Masters (Masters Men)
#0 / 9729
Top 12%
Division (M45-49)
#0 / 2218
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #5611
Start → 5K
21:07 | 6:48/mi
10K· 6.21 mi
42:07
Rank: #5237 (+374)
5K → 10K
21:00 | 6:46/mi
15K· 9.32 mi
1:03:00
Rank: #4820 (+417)
10K → 15K
20:53 | 6:43/mi
20K· 12.43 mi
1:23:48
Rank: #4271 (+549)
15K → 20K
20:48 | 6:42/mi
Half· 13.11 mi
1:28:17
Rank: #4187 (+84)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:44:49
Rank: #3969 (+218)
Half → 25K
16:32 | 6:49/mi
30K· 18.64 mi
2:07:02
Rank: #3802 (+167)
25K → 30K
22:13 | 7:09/mi
20M
2:17:00
Rank: #3743 (+59)
30K → 20M
9:58 | 7:20/mi
21M
2:24:34
Rank: #3616 (+127)
20M → 21M
7:34 | 7:34/mi
35K· 21.75 mi
2:29:49
Rank: #3570 (+46)
21M → 35K
5:15 | 7:01/mi
23M
2:39:09
Rank: #3513 (+57)
35K → 23M
9:20 | 7:27/mi
24M
2:46:52
Rank: #3554 (-41)
23M → 24M
7:43 | 7:43/mi
40K· 24.85 mi
2:53:38
Rank: #3568 (-14)
24M → 40K
6:46 | 7:55/mi
25.2M
2:56:38
Rank: #3561 (+7)
40K → 25.2M
3:00 | 8:42/mi
Finish· 26.22 mi
3:04:45
Rank: #3648 (-87)
25.2M → Finish
8:07 | 7:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:17
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:36:28
Pace7:22 /mi
📊Positive Split: 9.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:5921:076:4821:07
6:48
-
10K
6.21 mi10:46:5942:076:4721:00
6:46
-0:02
15K
9.32 mi11:07:521:03:006:4620:53
6:43
-0:03
20K
12.43 mi11:28:401:23:486:4520:48
6:42
-0:01
Half
13.11 mi11:33:091:28:176:444:29
6:34
-0:08
25K
15.53 mi11:49:411:44:496:4516:32
6:49
+0:15
30K
18.64 mi12:11:542:07:026:4922:13
7:09
+0:20
20M
20.00 mi12:21:522:17:006:519:58
7:20
+0:11
21M
21.00 mi12:29:262:24:346:537:34
7:34
+0:14
35K
21.75 mi12:34:412:29:496:535:15
7:01
-0:33
23M
23.00 mi12:44:012:39:096:559:20
7:27
+0:26
24M
24.00 mi12:51:442:46:526:577:43
7:43
+0:16
40K
24.85 mi12:58:302:53:386:596:46
7:55
+0:12
25.2M
25.20 mi13:01:302:56:387:013:00
8:42
+0:47
Finish
26.22 mi13:09:373:04:457:038:07
7:58
-0:44

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

6:34 /mi

Average Pace

7:03 /mi

Slowest Pace

8:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:49

57% of race

Time at Steady Pace

37:26

20% of race

Time at Slower Pace

42:30

23% of race

Average Pace: 7:03 /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 mi10:25:5921:076:4821:07
6:48
#5611
10K
6.21 mi10:46:5942:076:4721:00
6:46
#5237
15K
9.32 mi11:07:521:03:006:4620:53
6:43
#4820
20K
12.43 mi11:28:401:23:486:4520:48
6:42
#4271
Half
13.11 mi11:33:091:28:176:444:29
6:34
#4187
25K
15.53 mi11:49:411:44:496:4516:32
6:49
#3969
30K
18.64 mi12:11:542:07:026:4922:13
7:09
#3802
20M
20.00 mi12:21:522:17:006:519:58
7:20
#3743
21M
21.00 mi12:29:262:24:346:537:34
7:34
#3616
35K
21.75 mi12:34:412:29:496:535:15
7:01
#3570
23M
23.00 mi12:44:012:39:096:559:20
7:27
#3513
24M
24.00 mi12:51:442:46:526:577:43
7:43
#3554
40K
24.85 mi12:58:302:53:386:596:46
7:55
#3568
25.2M
25.20 mi13:01:302:56:387:013:00
8:42
#3561
Finish
26.22 mi13:09:373:04:457:038:07
7:58
#3648
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5611513951394071(Top 16%)3825(Top 26%)3825(Top 172%)
10K6.21 mi3.10 mi5237+3744834+3054834+3054815(Top 19%)4469(Top 31%)4469(Top 201%)
15K9.32 mi3.11 mi4820+4174477+3574477+3574071(Top 16%)3825(Top 26%)3825(Top 172%)
20K12.43 mi3.11 mi4271+5493995+4823995+4823178(Top 12%)3022(Top 21%)3022(Top 136%)
Half13.11 mi0.68 mi4187+843929+663929+663022(Top 12%)2878(Top 20%)2878(Top 130%)
25K15.53 mi2.42 mi3969+2183732+1973732+1973318(Top 13%)3112(Top 21%)3112(Top 140%)
30K18.64 mi3.11 mi3802+1673570+1623570+1623582(Top 14%)3271(Top 22%)3271(Top 147%)
20M20.00 mi1.36 mi3743+593502+683502+683683(Top 14%)3317(Top 23%)3317(Top 150%)
21M21.00 mi1.00 mi3616+1273378+1243378+1242722(Top 11%)2471(Top 17%)2471(Top 111%)
35K21.75 mi0.75 mi3570+463331+473331+473151(Top 12%)2826(Top 19%)2826(Top 127%)
23M23.00 mi1.25 mi3513+573263+683263+683445(Top 13%)3001(Top 21%)3001(Top 135%)
24M24.00 mi1.00 mi3554-413288-253288-255091(Top 20%)3945(Top 27%)3945(Top 178%)
40K24.85 mi0.85 mi3568-143289-13289-15326(Top 21%)3957(Top 27%)3957(Top 178%)
25.2M25.20 mi0.35 mi3561+73279+103279+105195(Top 20%)3816(Top 26%)3816(Top 172%)
Finish26.22 mi1.02 mi3648-873340-613340-618283(Top 32%)5533(Top 38%)5533(Top 249%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4071

Males

3825

M45-49

3825

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4815

Males

4469

M45-49

4469

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4071

Males

3825

M45-49

3825

15K→20K

9.3 - 12.4 mi

Top 12%
×5stories
+106ft-86ft

Overall

3178

Males

3022

M45-49

3022

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3022

Males

2878

M45-49

2878

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3318

Males

3112

M45-49

3112

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3582

Males

3271

M45-49

3271

30K→20M

18.6 - 20.0 mi

Top 14%
×5stories
+64ft-50ft

Overall

3683

Males

3317

M45-49

3317

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2722

Males

2471

M45-49

2471

21M→35K

21.0 - 21.8 mi

Top 12%
×7stories
+17ft-86ft

Overall

3151

Males

2826

M45-49

2826

35K→23M

21.8 - 23.0 mi

Top 13%
×5stories
+23ft-63ft

Overall

3445

Males

3001

M45-49

3001

23M→24M

23.0 - 24.0 mi

Top 20%
×6stories
+12ft-82ft

Overall

5091

Males

3945

M45-49

3945

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5326

Males

3957

M45-49

3957

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5195

Males

3816

M45-49

3816

25.2M→Finish

25.2 - 26.2 mi

Top 32%
×2stories
+22ft-21ft

Overall

8283

Males

5533

M45-49

5533

Passing Analysis

Category:
Athletes Passed
2614
Passed By
651
Net Change
+1963
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5611
5K → 10K42753+374#5611#5237
10K → 15K43114+417#5237#4820
15K → 20K5501+549#4820#4271
20K → Half862+84#4271#4187
Half → 25K24426+218#4187#3969
25K → 30K26699+167#3969#3802
30K → 20M12970+59#3802#3743
20M → 21M15326+127#3743#3616
21M → 35K6519+46#3616#3570
35K → 23M12063+57#3570#3513
23M → 24M4384-41#3513#3554
24M → 40K4155-14#3554#3568
40K → 25.2M2821+7#3568#3561
25.2M → Finish31118-87#3561#3648
TOTALS2614651+1963
📊

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