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BOSTON MARATHON 2024

John Leburn

Bib: 4593•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 8%
Gender (Male)
#0 / 14578
Top 13%
Masters (Masters Men)
#0 / 9729
Top 5%
Division (M40-44)
#0 / 2009
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:23
Rank: #3713
Start → 5K
20:23 | 6:34/mi
10K· 6.21 mi
40:35
Rank: #3337 (+376)
5K → 10K
20:12 | 6:30/mi
15K· 9.32 mi
1:00:54
Rank: #3175 (+162)
10K → 15K
20:19 | 6:32/mi
20K· 12.43 mi
1:21:27
Rank: #3003 (+172)
15K → 20K
20:33 | 6:37/mi
Half· 13.11 mi
1:25:52
Rank: #2959 (+44)
20K → Half
4:25 | 6:28/mi
25K· 15.53 mi
1:42:10
Rank: #2848 (+111)
Half → 25K
16:18 | 6:43/mi
30K· 18.64 mi
2:03:26
Rank: #2605 (+243)
25K → 30K
21:16 | 6:51/mi
20M
2:12:54
Rank: #2523 (+82)
30K → 20M
9:28 | 6:58/mi
21M
2:20:10
Rank: #2418 (+105)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:25:11
Rank: #2367 (+51)
21M → 35K
5:01 | 6:42/mi
23M
2:33:41
Rank: #2242 (+125)
35K → 23M
8:30 | 6:47/mi
24M
2:40:31
Rank: #2161 (+81)
23M → 24M
6:50 | 6:50/mi
40K· 24.85 mi
2:46:31
Rank: #2113 (+48)
24M → 40K
6:00 | 7:01/mi
25.2M
2:49:11
Rank: #2093 (+20)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:55:59
Rank: #2043 (+50)
25.2M → Finish
6:48 | 6:40/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:52
Pace6:33 /mi
2nd Half
Distance13.11 mi
Time1:30:07
Pace6:52 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3620:236:3420:23
6:34
-
10K
6.21 mi10:43:4840:356:3220:12
6:30
-0:04
15K
9.32 mi11:04:071:00:546:3220:19
6:32
+0:02
20K
12.43 mi11:24:401:21:276:3320:33
6:37
+0:05
Half
13.11 mi11:29:051:25:526:334:25
6:28
-0:09
25K
15.53 mi11:45:231:42:106:3516:18
6:43
+0:15
30K
18.64 mi12:06:392:03:266:3721:16
6:51
+0:08
20M
20.00 mi12:16:072:12:546:399:28
6:58
+0:07
21M
21.00 mi12:23:232:20:106:407:16
7:16
+0:18
35K
21.75 mi12:28:242:25:116:415:01
6:42
-0:34
23M
23.00 mi12:36:542:33:416:418:30
6:47
+0:05
24M
24.00 mi12:43:442:40:316:416:50
6:50
+0:03
40K
24.85 mi12:49:442:46:316:426:00
7:01
+0:11
25.2M
25.20 mi12:52:242:49:116:432:40
7:44
+0:43
Finish
26.22 mi12:59:122:55:596:436:48
6:40
-1:04

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

6:28 /mi

Average Pace

6:43 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:03

94% of race

Time at Steady Pace

7:16

4% of race

Time at Slower Pace

2:40

2% of race

Average Pace: 6:43 /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 mi10:23:3620:236:3420:23
6:34
#3713
10K
6.21 mi10:43:4840:356:3220:12
6:30
#3337
15K
9.32 mi11:04:071:00:546:3220:19
6:32
#3175
20K
12.43 mi11:24:401:21:276:3320:33
6:37
#3003
Half
13.11 mi11:29:051:25:526:334:25
6:28
#2959
25K
15.53 mi11:45:231:42:106:3516:18
6:43
#2848
30K
18.64 mi12:06:392:03:266:3721:16
6:51
#2605
20M
20.00 mi12:16:072:12:546:399:28
6:58
#2523
21M
21.00 mi12:23:232:20:106:407:16
7:16
#2418
35K
21.75 mi12:28:242:25:116:415:01
6:42
#2367
23M
23.00 mi12:36:542:33:416:418:30
6:47
#2242
24M
24.00 mi12:43:442:40:316:416:50
6:50
#2161
40K
24.85 mi12:49:442:46:316:426:00
7:01
#2113
25.2M
25.20 mi12:52:242:49:116:432:40
7:44
#2093
Finish
26.22 mi12:59:122:55:596:436:48
6:40
#2043
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3713351935192916(Top 11%)2781(Top 19%)2781(Top 138%)
10K6.21 mi3.10 mi3337+3763179+3403179+3403003(Top 12%)2864(Top 20%)2864(Top 143%)
15K9.32 mi3.11 mi3175+1623023+1563023+1562916(Top 11%)2781(Top 19%)2781(Top 138%)
20K12.43 mi3.11 mi3003+1722869+1542869+1542693(Top 11%)2573(Top 18%)2573(Top 128%)
Half13.11 mi0.68 mi2959+442827+422827+422452(Top 10%)2347(Top 16%)2347(Top 117%)
25K15.53 mi2.42 mi2848+1112715+1122715+1122753(Top 11%)2602(Top 18%)2602(Top 130%)
30K18.64 mi3.11 mi2605+2432478+2372478+2372106(Top 8%)1994(Top 14%)1994(Top 99%)
20M20.00 mi1.36 mi2523+822405+732405+732190(Top 9%)2056(Top 14%)2056(Top 102%)
21M21.00 mi1.00 mi2418+1052308+972308+971749(Top 7%)1638(Top 11%)1638(Top 82%)
35K21.75 mi0.75 mi2367+512260+482260+481897(Top 7%)1755(Top 12%)1755(Top 87%)
23M23.00 mi1.25 mi2242+1252139+1212139+1211276(Top 5%)1204(Top 8%)1204(Top 60%)
24M24.00 mi1.00 mi2161+812058+812058+811779(Top 7%)1627(Top 11%)1627(Top 81%)
40K24.85 mi0.85 mi2113+482012+462012+461892(Top 7%)1705(Top 12%)1705(Top 85%)
25.2M25.20 mi0.35 mi2093+201990+221990+221981(Top 8%)1749(Top 12%)1749(Top 87%)
Finish26.22 mi1.02 mi2043+501941+491941+491897(Top 7%)1668(Top 11%)1668(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2916

Males

2781

M40-44

2781

5K→10K

3.1 - 6.2 mi

Top 12%
×5stories
+79ft-138ft

Overall

3003

Males

2864

M40-44

2864

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2916

Males

2781

M40-44

2781

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

2693

Males

2573

M40-44

2573

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2452

Males

2347

M40-44

2347

Half→25K

13.1 - 15.5 mi

Top 11%
×4stories
+66ft-88ft

Overall

2753

Males

2602

M40-44

2602

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2106

Males

1994

M40-44

1994

30K→20M

18.6 - 20.0 mi

Top 9%
×5stories
+64ft-50ft

Overall

2190

Males

2056

M40-44

2056

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1749

Males

1638

M40-44

1638

21M→35K

21.0 - 21.8 mi

Top 7%
×7stories
+17ft-86ft

Overall

1897

Males

1755

M40-44

1755

35K→23M

21.8 - 23.0 mi

Top 5%
×5stories
+23ft-63ft

Overall

1276

Males

1204

M40-44

1204

23M→24M

23.0 - 24.0 mi

Top 7%
×6stories
+12ft-82ft

Overall

1779

Males

1627

M40-44

1627

24M→40K

24.0 - 24.9 mi

Top 7%
×1story
+6ft-20ft

Overall

1892

Males

1705

M40-44

1705

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

1981

Males

1749

M40-44

1749

25.2M→Finish

25.2 - 26.2 mi

Top 7%
×2stories
+22ft-21ft

Overall

1897

Males

1668

M40-44

1668

Passing Analysis

Category:
Athletes Passed
1929
Passed By
259
Net Change
+1670
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3713
5K → 10K40125+376#3713#3337
10K → 15K18826+162#3337#3175
15K → 20K20331+172#3175#3003
20K → Half462+44#3003#2959
Half → 25K15039+111#2959#2848
25K → 30K27835+243#2848#2605
30K → 20M10523+82#2605#2523
20M → 21M12015+105#2523#2418
21M → 35K609+51#2418#2367
35K → 23M1327+125#2367#2242
23M → 24M9615+81#2242#2161
24M → 40K6214+48#2161#2113
40K → 25.2M266+20#2113#2093
25.2M → Finish6212+50#2093#2043
TOTALS1929259+1670
📊

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