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BOSTON MARATHON 2023

Dougin Walker

Bib: 16557•M

FL

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:13
Rank: #21820
Start → 5K
29:13 | 9:24/mi
10K· 6.21 mi
58:54
Rank: #22278 (-458)
5K → 10K
29:41 | 9:33/mi
15K· 9.32 mi
1:30:49
Rank: #22998 (-720)
10K → 15K
31:55 | 10:16/mi
20K· 12.43 mi
2:02:20
Rank: #23047 (-49)
15K → 20K
31:31 | 10:09/mi
Half· 13.11 mi
2:09:15
Rank: #23070 (-23)
20K → Half
6:55 | 10:08/mi
25K· 15.53 mi
2:35:02
Rank: #23154 (-84)
Half → 25K
25:47 | 10:38/mi
30K· 18.64 mi
3:10:45
Rank: #23306 (-152)
25K → 30K
35:43 | 11:30/mi
20M
3:26:29
Rank: #23332 (-26)
30K → 20M
15:44 | 11:35/mi
21M
3:38:47
Rank: #23339 (-7)
20M → 21M
12:18 | 12:18/mi
35K· 21.75 mi
3:47:15
Rank: #23347 (-8)
21M → 35K
8:28 | 11:19/mi
23M
4:00:55
Rank: #23272 (+75)
35K → 23M
13:40 | 10:55/mi
24M
4:12:01
Rank: #23291 (-19)
23M → 24M
11:06 | 11:06/mi
40K· 24.85 mi
4:21:45
Rank: #23287 (+4)
24M → 40K
9:44 | 11:23/mi
25.2M
4:25:32
Rank: #23234 (+53)
40K → 25.2M
3:47 | 10:58/mi
Finish· 26.22 mi
4:36:09
Rank: #23215 (+19)
25.2M → Finish
10:37 | 10:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:09:15
Pace9:52 /mi
2nd Half
Distance13.11 mi
Time2:26:54
Pace11:12 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:0729:139:2429:13
9:24
-
10K
6.21 mi11:54:4858:549:2929:41
9:33
+0:09
15K
9.32 mi12:26:431:30:499:4531:55
10:16
+0:43
20K
12.43 mi12:58:142:02:209:5131:31
10:09
-0:07
Half
13.11 mi13:05:092:09:159:526:55
10:08
-0:01
25K
15.53 mi13:30:562:35:029:5925:47
10:38
+0:30
30K
18.64 mi14:06:393:10:4510:1435:43
11:30
+0:52
20M
20.00 mi14:22:233:26:2910:1915:44
11:35
+0:05
21M
21.00 mi14:34:413:38:4710:2512:18
12:18
+0:43
35K
21.75 mi14:43:093:47:1510:278:28
11:19
-0:59
23M
23.00 mi14:56:494:00:5510:2813:40
10:55
-0:24
24M
24.00 mi15:07:554:12:0110:3011:06
11:06
+0:11
40K
24.85 mi15:17:394:21:4510:329:44
11:23
+0:17
25.2M
25.20 mi15:21:264:25:3210:323:47
10:58
-0:25
Finish
26.22 mi15:32:034:36:0910:3210:37
10:25
-0:33

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

9:24 /mi

Average Pace

10:32 /mi

Slowest Pace

12:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:52

51% of race

Time at Steady Pace

54:20

20% of race

Time at Slower Pace

1:21:57

30% of race

Average Pace: 10:32 /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 mi11:25:0729:139:2429:13
9:24
#21820
10K
6.21 mi11:54:4858:549:2929:41
9:33
#22278
15K
9.32 mi12:26:431:30:499:4531:55
10:16
#22998
20K
12.43 mi12:58:142:02:209:5131:31
10:09
#23047
Half
13.11 mi13:05:092:09:159:526:55
10:08
#23070
25K
15.53 mi13:30:562:35:029:5925:47
10:38
#23154
30K
18.64 mi14:06:393:10:4510:1435:43
11:30
#23306
20M
20.00 mi14:22:233:26:2910:1915:44
11:35
#23332
21M
21.00 mi14:34:413:38:4710:2512:18
12:18
#23339
35K
21.75 mi14:43:093:47:1510:278:28
11:19
#23347
23M
23.00 mi14:56:494:00:5510:2813:40
10:55
#23272
24M
24.00 mi15:07:554:12:0110:3011:06
11:06
#23291
40K
24.85 mi15:17:394:21:4510:329:44
11:23
#23287
25.2M
25.20 mi15:21:264:25:3210:323:47
10:58
#23234
Finish
26.22 mi15:32:034:36:0910:3210:37
10:25
#23215
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi21820130061300624028(Top 90%)14105(Top 93%)14105(Top 992%)
10K6.21 mi3.10 mi22278-45813267-26113267-26122660(Top 85%)13463(Top 89%)13463(Top 947%)
15K9.32 mi3.11 mi22998-72013620-35313620-35324028(Top 90%)14105(Top 93%)14105(Top 992%)
20K12.43 mi3.11 mi23047-4913656-3613656-3623189(Top 87%)13720(Top 90%)13720(Top 965%)
Half13.11 mi0.68 mi23070-2313659-313659-323539(Top 88%)13868(Top 91%)13868(Top 975%)
25K15.53 mi2.42 mi23154-8413694-3513694-3523409(Top 88%)13769(Top 91%)13769(Top 968%)
30K18.64 mi3.11 mi23306-15213742-4813742-4823852(Top 90%)13897(Top 92%)13897(Top 977%)
20M20.00 mi1.36 mi23332-2613746-413746-423631(Top 89%)13753(Top 91%)13753(Top 967%)
21M21.00 mi1.00 mi23339-713739+713739+723189(Top 87%)13520(Top 89%)13520(Top 951%)
35K21.75 mi0.75 mi23347-813732+713732+723819(Top 89%)13750(Top 91%)13750(Top 967%)
23M23.00 mi1.25 mi23272+7513688+4413688+4422182(Top 83%)13008(Top 86%)13008(Top 915%)
24M24.00 mi1.00 mi23291-1913694-613694-623224(Top 87%)13451(Top 89%)13451(Top 946%)
40K24.85 mi0.85 mi23287+413681+1313681+1323028(Top 86%)13333(Top 88%)13333(Top 938%)
25.2M25.20 mi0.35 mi23234+5313652+2913652+2920390(Top 77%)12117(Top 80%)12117(Top 852%)
Finish26.22 mi1.02 mi23215+1913632+2013632+2022836(Top 86%)13250(Top 87%)13250(Top 932%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24028

Males

14105

M55-59

14105

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

22660

Males

13463

M55-59

13463

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24028

Males

14105

M55-59

14105

15K→20K

9.3 - 12.4 mi

Top 87%
×5stories
+106ft-86ft

Overall

23189

Males

13720

M55-59

13720

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

23539

Males

13868

M55-59

13868

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23409

Males

13769

M55-59

13769

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

23852

Males

13897

M55-59

13897

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23631

Males

13753

M55-59

13753

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

23189

Males

13520

M55-59

13520

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23819

Males

13750

M55-59

13750

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

22182

Males

13008

M55-59

13008

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

23224

Males

13451

M55-59

13451

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

23028

Males

13333

M55-59

13333

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

20390

Males

12117

M55-59

12117

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

22836

Males

13250

M55-59

13250

Passing Analysis

Category:
Athletes Passed
736
Passed By
2131
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21820
5K → 10K90548-458#21820#22278
10K → 15K26746-720#22278#22998
15K → 20K116165-49#22998#23047
20K → Half2144-23#23047#23070
Half → 25K69153-84#23070#23154
25K → 30K71223-152#23154#23306
30K → 20M3460-26#23306#23332
20M → 21M4451-7#23332#23339
21M → 35K2331-8#23339#23347
35K → 23M8510+75#23347#23272
23M → 24M2443-19#23272#23291
24M → 40K4036+4#23291#23287
40K → 25.2M552+53#23287#23234
25.2M → Finish3819+19#23234#23215
TOTALS7362131-1395
📊

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