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BOSTON MARATHON 2023

Hein Vermeulen

Bib: 30968•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:20
Rank: #22814
Start → 5K
30:20 | 9:46/mi
10K· 6.21 mi
59:22
Rank: #22472 (+342)
5K → 10K
29:02 | 9:21/mi
15K· 9.32 mi
1:28:56
Rank: #22426 (+46)
10K → 15K
29:34 | 9:31/mi
20K· 12.43 mi
1:59:08
Rank: #22346 (+80)
15K → 20K
30:12 | 9:43/mi
Half· 13.11 mi
2:05:39
Rank: #22354 (-8)
20K → Half
6:31 | 9:33/mi
25K· 15.53 mi
2:29:24
Rank: #22246 (+108)
Half → 25K
23:45 | 9:48/mi
30K· 18.64 mi
3:01:04
Rank: #22102 (+144)
25K → 30K
31:40 | 10:12/mi
20M
3:15:16
Rank: #22061 (+41)
30K → 20M
14:12 | 10:27/mi
21M
3:26:29
Rank: #22021 (+40)
20M → 21M
11:13 | 11:13/mi
35K· 21.75 mi
3:33:55
Rank: #21992 (+29)
21M → 35K
7:26 | 9:56/mi
23M
3:46:59
Rank: #21938 (+54)
35K → 23M
13:04 | 10:26/mi
24M
3:56:54
Rank: #21874 (+64)
23M → 24M
9:55 | 9:55/mi
40K· 24.85 mi
4:05:44
Rank: #21835 (+39)
24M → 40K
8:50 | 10:20/mi
25.2M
4:09:31
Rank: #21805 (+30)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:19:09
Rank: #21752 (+53)
25.2M → Finish
9:38 | 9:27/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:05:39
Pace9:35 /mi
2nd Half
Distance13.11 mi
Time2:13:30
Pace10:11 /mi
📊Positive Split: 6.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3730:209:4630:20
9:46
-
10K
6.21 mi12:17:3959:229:3329:02
9:21
-0:25
15K
9.32 mi12:47:131:28:569:3229:34
9:31
+0:10
20K
12.43 mi13:17:251:59:089:3530:12
9:43
+0:12
Half
13.11 mi13:23:562:05:399:356:31
9:33
-0:10
25K
15.53 mi13:47:412:29:249:3723:45
9:48
+0:15
30K
18.64 mi14:19:213:01:049:4331:40
10:12
+0:24
20M
20.00 mi14:33:333:15:169:4614:12
10:27
+0:15
21M
21.00 mi14:44:463:26:299:5011:13
11:13
+0:46
35K
21.75 mi14:52:123:33:559:507:26
9:56
-1:17
23M
23.00 mi15:05:163:46:599:5213:04
10:26
+0:30
24M
24.00 mi15:15:113:56:549:529:55
9:55
-0:31
40K
24.85 mi15:24:014:05:449:538:50
10:20
+0:25
25.2M
25.20 mi15:27:484:09:319:543:47
10:58
+0:38
Finish
26.22 mi15:37:264:19:099:539:38
9:27
-1:31

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

9:21 /mi

Average Pace

9:53 /mi

Slowest Pace

11:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:28:03

80% of race

Time at Steady Pace

39:53

15% of race

Time at Slower Pace

11:13

4% of race

Average Pace: 9:53 /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 mi11:48:3730:209:4630:20
9:46
#22814
10K
6.21 mi12:17:3959:229:3329:02
9:21
#22472
15K
9.32 mi12:47:131:28:569:3229:34
9:31
#22426
20K
12.43 mi13:17:251:59:089:3530:12
9:43
#22346
Half
13.11 mi13:23:562:05:399:356:31
9:33
#22354
25K
15.53 mi13:47:412:29:249:3723:45
9:48
#22246
30K
18.64 mi14:19:213:01:049:4331:40
10:12
#22102
20M
20.00 mi14:33:333:15:169:4614:12
10:27
#22061
21M
21.00 mi14:44:463:26:299:5011:13
11:13
#22021
35K
21.75 mi14:52:123:33:559:507:26
9:56
#21992
23M
23.00 mi15:05:163:46:599:5213:04
10:26
#21938
24M
24.00 mi15:15:113:56:549:529:55
9:55
#21874
40K
24.85 mi15:24:014:05:449:538:50
10:20
#21835
25.2M
25.20 mi15:27:484:09:319:543:47
10:58
#21805
Finish
26.22 mi15:37:264:19:099:539:38
9:27
#21752
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi22814135081350822302(Top 84%)13315(Top 88%)13315(Top 649%)
10K6.21 mi3.10 mi22472+34213362+14613362+14622059(Top 83%)13192(Top 87%)13192(Top 643%)
15K9.32 mi3.11 mi22426+4613349+1313349+1322302(Top 84%)13315(Top 88%)13315(Top 649%)
20K12.43 mi3.11 mi22346+8013322+2713322+2722213(Top 83%)13274(Top 87%)13274(Top 647%)
Half13.11 mi0.68 mi22354-813325-313325-322244(Top 84%)13303(Top 88%)13303(Top 648%)
25K15.53 mi2.42 mi22246+10813254+7113254+7121720(Top 82%)13014(Top 86%)13014(Top 634%)
30K18.64 mi3.11 mi22102+14413184+7013184+7021510(Top 81%)12850(Top 85%)12850(Top 626%)
20M20.00 mi1.36 mi22061+4113157+2713157+2721606(Top 81%)12827(Top 85%)12827(Top 625%)
21M21.00 mi1.00 mi22021+4013133+2413133+2421295(Top 80%)12656(Top 83%)12656(Top 617%)
35K21.75 mi0.75 mi21992+2913115+1813115+1821101(Top 79%)12539(Top 83%)12539(Top 611%)
23M23.00 mi1.25 mi21938+5413085+3013085+3021162(Top 79%)12531(Top 83%)12531(Top 611%)
24M24.00 mi1.00 mi21874+6413042+4313042+4320548(Top 77%)12236(Top 81%)12236(Top 596%)
40K24.85 mi0.85 mi21835+3913006+3613006+3620815(Top 78%)12298(Top 81%)12298(Top 599%)
25.2M25.20 mi0.35 mi21805+3012991+1512991+1520383(Top 77%)12110(Top 80%)12110(Top 590%)
Finish26.22 mi1.02 mi21752+5312962+2912962+2919954(Top 75%)11965(Top 79%)11965(Top 583%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
×21stories
+97ft-345ft

Overall

22302

Males

13315

M50-54

13315

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22059

Males

13192

M50-54

13192

10K→15K

6.2 - 9.3 mi

Top 84%
×3stories
+67ft-78ft

Overall

22302

Males

13315

M50-54

13315

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22213

Males

13274

M50-54

13274

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

22244

Males

13303

M50-54

13303

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21720

Males

13014

M50-54

13014

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21510

Males

12850

M50-54

12850

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21606

Males

12827

M50-54

12827

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21295

Males

12656

M50-54

12656

21M→35K

21.0 - 21.8 mi

Top 79%
×7stories
+17ft-86ft

Overall

21101

Males

12539

M50-54

12539

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

21162

Males

12531

M50-54

12531

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20548

Males

12236

M50-54

12236

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20815

Males

12298

M50-54

12298

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20383

Males

12110

M50-54

12110

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

19954

Males

11965

M50-54

11965

Passing Analysis

Category:
Athletes Passed
1688
Passed By
626
Net Change
+1062
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22814
5K → 10K450108+342#22814#22472
10K → 15K176130+46#22472#22426
15K → 20K17090+80#22426#22346
20K → Half2028-8#22346#22354
Half → 25K15446+108#22354#22246
25K → 30K20460+144#22246#22102
30K → 20M8443+41#22102#22061
20M → 21M7939+40#22061#22021
21M → 35K4415+29#22021#21992
35K → 23M8430+54#21992#21938
23M → 24M706+64#21938#21874
24M → 40K6021+39#21874#21835
40K → 25.2M322+30#21835#21805
25.2M → Finish618+53#21805#21752
TOTALS1688626+1062
📊

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