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BOSTON MARATHON 2023

Dean Williams

Bib: 23314•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M65-69)
#0 / 549
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:29
Rank: #21113
Start → 5K
28:29 | 9:10/mi
10K· 6.21 mi
57:27
Rank: #21550 (-437)
5K → 10K
28:58 | 9:19/mi
15K· 9.32 mi
1:26:48
Rank: #21728 (-178)
10K → 15K
29:21 | 9:27/mi
20K· 12.43 mi
1:56:54
Rank: #21826 (-98)
15K → 20K
30:06 | 9:41/mi
Half· 13.11 mi
2:03:32
Rank: #21865 (-39)
20K → Half
6:38 | 9:43/mi
25K· 15.53 mi
2:28:08
Rank: #21994 (-129)
Half → 25K
24:36 | 10:09/mi
30K· 18.64 mi
3:00:30
Rank: #22007 (-13)
25K → 30K
32:22 | 10:25/mi
20M
3:14:44
Rank: #21979 (+28)
30K → 20M
14:14 | 10:28/mi
21M
3:25:55
Rank: #21943 (+36)
20M → 21M
11:11 | 11:11/mi
35K· 21.75 mi
3:33:47
Rank: #21965 (-22)
21M → 35K
7:52 | 10:31/mi
23M
3:47:02
Rank: #21945 (+20)
35K → 23M
13:15 | 10:35/mi
24M
3:57:41
Rank: #21957 (-12)
23M → 24M
10:39 | 10:39/mi
40K· 24.85 mi
4:07:07
Rank: #21971 (-14)
24M → 40K
9:26 | 11:02/mi
25.2M
4:11:10
Rank: #21966 (+5)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:22:01
Rank: #22015 (-49)
25.2M → Finish
10:51 | 10:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:03:32
Pace9:25 /mi
2nd Half
Distance13.11 mi
Time2:18:29
Pace10:34 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:23:5628:299:1028:29
9:10
-
10K
6.21 mi11:52:5457:279:1528:58
9:19
+0:09
15K
9.32 mi12:22:151:26:489:1929:21
9:27
+0:08
20K
12.43 mi12:52:211:56:549:2430:06
9:41
+0:14
Half
13.11 mi12:58:592:03:329:256:38
9:43
+0:02
25K
15.53 mi13:23:352:28:089:3224:36
10:09
+0:26
30K
18.64 mi13:55:573:00:309:4132:22
10:25
+0:16
20M
20.00 mi14:10:113:14:449:4414:14
10:28
+0:03
21M
21.00 mi14:21:223:25:559:4811:11
11:11
+0:43
35K
21.75 mi14:29:143:33:479:507:52
10:31
-0:40
23M
23.00 mi14:42:293:47:029:5213:15
10:35
+0:04
24M
24.00 mi14:53:083:57:419:5410:39
10:39
+0:04
40K
24.85 mi15:02:344:07:079:579:26
11:02
+0:23
25.2M
25.20 mi15:06:374:11:109:584:03
11:45
+0:43
Finish
26.22 mi15:17:284:22:0110:0010:51
10:39
-1:06

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

9:10 /mi

Average Pace

10:00 /mi

Slowest Pace

11:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:32

47% of race

Time at Steady Pace

1:53:49

43% of race

Time at Slower Pace

24:40

9% of race

Average Pace: 10:00 /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 mi11:23:5628:299:1028:29
9:10
#21113
10K
6.21 mi11:52:5457:279:1528:58
9:19
#21550
15K
9.32 mi12:22:151:26:489:1929:21
9:27
#21728
20K
12.43 mi12:52:211:56:549:2430:06
9:41
#21826
Half
13.11 mi12:58:592:03:329:256:38
9:43
#21865
25K
15.53 mi13:23:352:28:089:3224:36
10:09
#21994
30K
18.64 mi13:55:573:00:309:4132:22
10:25
#22007
20M
20.00 mi14:10:113:14:449:4414:14
10:28
#21979
21M
21.00 mi14:21:223:25:559:4811:11
11:11
#21943
35K
21.75 mi14:29:143:33:479:507:52
10:31
#21965
23M
23.00 mi14:42:293:47:029:5213:15
10:35
#21945
24M
24.00 mi14:53:083:57:419:5410:39
10:39
#21957
40K
24.85 mi15:02:344:07:079:579:26
11:02
#21971
25.2M
25.20 mi15:06:374:11:109:584:03
11:45
#21966
Finish
26.22 mi15:17:284:22:0110:0010:51
10:39
#22015
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi21113126651266522096(Top 83%)13232(Top 87%)13232(Top 2410%)
10K6.21 mi3.10 mi21550-43712926-26112926-26122001(Top 83%)13161(Top 87%)13161(Top 2397%)
15K9.32 mi3.11 mi21728-17813018-9213018-9222096(Top 83%)13232(Top 87%)13232(Top 2410%)
20K12.43 mi3.11 mi21826-9813079-6113079-6122119(Top 83%)13230(Top 87%)13230(Top 2410%)
Half13.11 mi0.68 mi21865-3913093-1413093-1422677(Top 85%)13477(Top 89%)13477(Top 2455%)
25K15.53 mi2.42 mi21994-12913146-5313146-5322505(Top 85%)13364(Top 88%)13364(Top 2434%)
30K18.64 mi3.11 mi22007-13131461314622039(Top 83%)13086(Top 86%)13086(Top 2384%)
20M20.00 mi1.36 mi21979+2813124+2213124+2221668(Top 81%)12855(Top 85%)12855(Top 2342%)
21M21.00 mi1.00 mi21943+3613099+2513099+2521225(Top 80%)12621(Top 83%)12621(Top 2299%)
35K21.75 mi0.75 mi21965-2213108-913108-922412(Top 84%)13113(Top 86%)13113(Top 2389%)
23M23.00 mi1.25 mi21945+2013089+1913089+1921505(Top 81%)12694(Top 84%)12694(Top 2312%)
24M24.00 mi1.00 mi21957-1213081+813081+822335(Top 84%)13031(Top 86%)13031(Top 2374%)
40K24.85 mi0.85 mi21971-1413075+613075+622422(Top 84%)13044(Top 86%)13044(Top 2376%)
25.2M25.20 mi0.35 mi21966+513068+713068+722026(Top 83%)12859(Top 85%)12859(Top 2342%)
Finish26.22 mi1.02 mi22015-4913084-1613084-1623311(Top 88%)13479(Top 89%)13479(Top 2455%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

22096

Males

13232

M65-69

13232

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22001

Males

13161

M65-69

13161

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

22096

Males

13232

M65-69

13232

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

22119

Males

13230

M65-69

13230

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22677

Males

13477

M65-69

13477

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

22505

Males

13364

M65-69

13364

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22039

Males

13086

M65-69

13086

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21668

Males

12855

M65-69

12855

20M→21M

20.0 - 21.0 mi

Top 80%
×8stories
+106ft-24ft

Overall

21225

Males

12621

M65-69

12621

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

22412

Males

13113

M65-69

13113

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

21505

Males

12694

M65-69

12694

23M→24M

23.0 - 24.0 mi

Top 84%
×6stories
+12ft-82ft

Overall

22335

Males

13031

M65-69

13031

24M→40K

24.0 - 24.9 mi

Top 84%
×1story
+6ft-20ft

Overall

22422

Males

13044

M65-69

13044

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22026

Males

12859

M65-69

12859

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23311

Males

13479

M65-69

13479

Passing Analysis

Category:
Athletes Passed
892
Passed By
1794
Net Change
-902
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21113
5K → 10K119556-437#21113#21550
10K → 15K102280-178#21550#21728
15K → 20K99197-98#21728#21826
20K → Half1453-39#21826#21865
Half → 25K61190-129#21865#21994
25K → 30K142155-13#21994#22007
30K → 20M7850+28#22007#21979
20M → 21M8347+36#21979#21943
21M → 35K2547-22#21943#21965
35K → 23M6545+20#21965#21945
23M → 24M3446-12#21945#21957
24M → 40K3246-14#21957#21971
40K → 25.2M2015+5#21971#21966
25.2M → Finish1867-49#21966#22015
TOTALS8921794-902
📊

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