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BOSTON MARATHON 2024

Ken Bourn

Bib: 5768•M

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 15%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:55
Rank: #5083
Start → 5K
20:55 | 6:44/mi
10K· 6.21 mi
42:03
Rank: #5128 (-45)
5K → 10K
21:08 | 6:48/mi
15K· 9.32 mi
1:03:12
Rank: #5002 (+126)
10K → 15K
21:09 | 6:48/mi
20K· 12.43 mi
1:24:27
Rank: #4697 (+305)
15K → 20K
21:15 | 6:50/mi
Half· 13.11 mi
1:29:05
Rank: #4667 (+30)
20K → Half
4:38 | 6:47/mi
25K· 15.53 mi
1:45:38
Rank: #4350 (+317)
Half → 25K
16:33 | 6:50/mi
30K· 18.64 mi
2:07:06
Rank: #3837 (+513)
25K → 30K
21:28 | 6:55/mi
20M
2:16:30
Rank: #3582 (+255)
30K → 20M
9:24 | 6:55/mi
21M
2:23:45
Rank: #3387 (+195)
20M → 21M
7:15 | 7:15/mi
35K· 21.75 mi
2:28:48
Rank: #3306 (+81)
21M → 35K
5:03 | 6:45/mi
23M
2:37:22
Rank: #3082 (+224)
35K → 23M
8:34 | 6:51/mi
24M
2:44:05
Rank: #2962 (+120)
23M → 24M
6:43 | 6:43/mi
40K· 24.85 mi
2:49:59
Rank: #2852 (+110)
24M → 40K
5:54 | 6:54/mi
25.2M
2:52:41
Rank: #2826 (+26)
40K → 25.2M
2:42 | 7:50/mi
Finish· 26.22 mi
3:04:57
Rank: #3680 (-854)
25.2M → Finish
12:16 | 12:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:05
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:35:52
Pace7:19 /mi
📊Positive Split: 7.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0220:556:4420:55
6:44
-
10K
6.21 mi10:46:1042:036:4621:08
6:48
+0:04
15K
9.32 mi11:07:191:03:126:4721:09
6:48
0:00
20K
12.43 mi11:28:341:24:276:4821:15
6:50
+0:02
Half
13.11 mi11:33:121:29:056:484:38
6:47
-0:03
25K
15.53 mi11:49:451:45:386:4816:33
6:50
+0:03
30K
18.64 mi12:11:132:07:066:4921:28
6:55
+0:05
20M
20.00 mi12:20:372:16:306:499:24
6:55
0:00
21M
21.00 mi12:27:522:23:456:517:15
7:15
+0:20
35K
21.75 mi12:32:552:28:486:515:03
6:45
-0:30
23M
23.00 mi12:41:292:37:226:518:34
6:51
+0:06
24M
24.00 mi12:48:122:44:056:506:43
6:43
-0:08
40K
24.85 mi12:54:062:49:596:505:54
6:54
+0:11
25.2M
25.20 mi12:56:482:52:416:512:42
7:50
+0:56
Finish
26.22 mi13:09:043:04:577:0412:16
12:02
+4:12

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

6:43 /mi

Average Pace

7:04 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:49:59

92% of race

Time at Slower Pace

14:58

8% 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 mi10:25:0220:556:4420:55
6:44
#5083
10K
6.21 mi10:46:1042:036:4621:08
6:48
#5128
15K
9.32 mi11:07:191:03:126:4721:09
6:48
#5002
20K
12.43 mi11:28:341:24:276:4821:15
6:50
#4697
Half
13.11 mi11:33:121:29:056:484:38
6:47
#4667
25K
15.53 mi11:49:451:45:386:4816:33
6:50
#4350
30K
18.64 mi12:11:132:07:066:4921:28
6:55
#3837
20M
20.00 mi12:20:372:16:306:499:24
6:55
#3582
21M
21.00 mi12:27:522:23:456:517:15
7:15
#3387
35K
21.75 mi12:32:552:28:486:515:03
6:45
#3306
23M
23.00 mi12:41:292:37:226:518:34
6:51
#3082
24M
24.00 mi12:48:122:44:056:506:43
6:43
#2962
40K
24.85 mi12:54:062:49:596:505:54
6:54
#2852
25.2M
25.20 mi12:56:482:52:416:512:42
7:50
#2826
Finish
26.22 mi13:09:043:04:577:0412:16
12:02
#3680
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi5083470647064784(Top 19%)4427(Top 30%)4427(Top 200%)
10K6.21 mi3.10 mi5128-454744-384744-385196(Top 20%)4795(Top 33%)4795(Top 216%)
15K9.32 mi3.11 mi5002+1264632+1124632+1124784(Top 19%)4427(Top 30%)4427(Top 200%)
20K12.43 mi3.11 mi4697+3054366+2664366+2664169(Top 16%)3883(Top 27%)3883(Top 175%)
Half13.11 mi0.68 mi4667+304337+294337+294411(Top 17%)4077(Top 28%)4077(Top 184%)
25K15.53 mi2.42 mi4350+3174058+2794058+2793362(Top 13%)3151(Top 22%)3151(Top 142%)
30K18.64 mi3.11 mi3837+5133599+4593599+4592421(Top 9%)2280(Top 16%)2280(Top 103%)
20M20.00 mi1.36 mi3582+2553358+2413358+2412047(Top 8%)1925(Top 13%)1925(Top 87%)
21M21.00 mi1.00 mi3387+1953174+1843174+1841716(Top 7%)1606(Top 11%)1606(Top 72%)
35K21.75 mi0.75 mi3306+813098+763098+762123(Top 8%)1962(Top 13%)1962(Top 88%)
23M23.00 mi1.25 mi3082+2242891+2072891+2071443(Top 6%)1354(Top 9%)1354(Top 61%)
24M24.00 mi1.00 mi2962+1202780+1112780+1111434(Top 6%)1333(Top 9%)1333(Top 60%)
40K24.85 mi0.85 mi2852+1102676+1042676+1041606(Top 6%)1472(Top 10%)1472(Top 66%)
25.2M25.20 mi0.35 mi2826+262645+312645+312271(Top 9%)1995(Top 14%)1995(Top 90%)
Finish26.22 mi1.02 mi3680-8543370-7253370-72523274(Top 91%)13155(Top 90%)13155(Top 593%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21stories
+97ft-345ft

Overall

4784

Males

4427

M45-49

4427

5K→10K

3.1 - 6.2 mi

Top 20%
×5stories
+79ft-138ft

Overall

5196

Males

4795

M45-49

4795

10K→15K

6.2 - 9.3 mi

Top 19%
×3stories
+67ft-78ft

Overall

4784

Males

4427

M45-49

4427

15K→20K

9.3 - 12.4 mi

Top 16%
×5stories
+106ft-86ft

Overall

4169

Males

3883

M45-49

3883

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4411

Males

4077

M45-49

4077

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3362

Males

3151

M45-49

3151

25K→30K

15.5 - 18.6 mi

Top 9%
×9stories
+181ft-148ft

Overall

2421

Males

2280

M45-49

2280

30K→20M

18.6 - 20.0 mi

Top 8%
×5stories
+64ft-50ft

Overall

2047

Males

1925

M45-49

1925

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1716

Males

1606

M45-49

1606

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2123

Males

1962

M45-49

1962

35K→23M

21.8 - 23.0 mi

Top 6%
×5stories
+23ft-63ft

Overall

1443

Males

1354

M45-49

1354

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1434

Males

1333

M45-49

1333

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1606

Males

1472

M45-49

1472

40K→25.2M

24.9 - 25.2 mi

Top 9%
×1story
+13ft-16ft

Overall

2271

Males

1995

M45-49

1995

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23274

Males

13155

M45-49

13155

Passing Analysis

Category:
Athletes Passed
2654
Passed By
1251
Net Change
+1403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5083
5K → 10K165210-45#5083#5128
10K → 15K21185+126#5128#5002
15K → 20K32722+305#5002#4697
20K → Half4414+30#4697#4667
Half → 25K32811+317#4667#4350
25K → 30K52512+513#4350#3837
30K → 20M2583+255#3837#3582
20M → 21M2005+195#3582#3387
21M → 35K854+81#3387#3306
35K → 23M2251+224#3306#3082
23M → 24M1222+120#3082#2962
24M → 40K1177+110#2962#2852
40K → 25.2M4014+26#2852#2826
25.2M → Finish7861-854#2826#3680
TOTALS26541251+1403
📊

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