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BOSTON MARATHON 2023

Lukasz Willenberg

Bib: 4749•M

MO

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 28%
Gender (Male)
#0 / 15176
Top 42%
Masters (Masters Men)
#0 / 9891
Top 29%
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:07
Rank: #2155
Start → 5K
20:07 | 6:28/mi
10K· 6.21 mi
39:34
Rank: #1844 (+311)
5K → 10K
19:27 | 6:16/mi
15K· 9.32 mi
59:14
Rank: #1816 (+28)
10K → 15K
19:40 | 6:20/mi
20K· 12.43 mi
1:19:30
Rank: #1925 (-109)
15K → 20K
20:16 | 6:31/mi
Half· 13.11 mi
1:23:59
Rank: #1978 (-53)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:40:26
Rank: #2233 (-255)
Half → 25K
16:27 | 6:47/mi
30K· 18.64 mi
2:04:11
Rank: #3134 (-901)
25K → 30K
23:45 | 7:39/mi
20M
2:15:06
Rank: #3739 (-605)
30K → 20M
10:55 | 8:02/mi
21M
2:24:14
Rank: #4484 (-745)
20M → 21M
9:08 | 9:08/mi
35K· 21.75 mi
2:30:07
Rank: #4740 (-256)
21M → 35K
5:53 | 7:52/mi
23M
2:43:30
Rank: #5858 (-1118)
35K → 23M
13:23 | 10:41/mi
24M
2:52:49
Rank: #6325 (-467)
23M → 24M
9:19 | 9:19/mi
40K· 24.85 mi
3:00:30
Rank: #6600 (-275)
24M → 40K
7:41 | 8:59/mi
25.2M
3:04:41
Rank: #6956 (-356)
40K → 25.2M
4:11 | 12:08/mi
Finish· 26.22 mi
3:14:01
Rank: #7448 (-492)
25.2M → Finish
9:20 | 9:10/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:59
Pace6:24 /mi
2nd Half
Distance13.11 mi
Time1:50:02
Pace8:24 /mi
📊Positive Split: 31.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:1920:076:2820:07
6:28
-
10K
6.21 mi10:41:4639:346:2219:27
6:16
-0:12
15K
9.32 mi11:01:2659:146:2119:40
6:20
+0:04
20K
12.43 mi11:21:421:19:306:2420:16
6:31
+0:11
Half
13.11 mi11:26:111:23:596:244:29
6:34
+0:03
25K
15.53 mi11:42:381:40:266:2816:27
6:47
+0:13
30K
18.64 mi12:06:232:04:116:4023:45
7:39
+0:52
20M
20.00 mi12:17:182:15:066:4510:55
8:02
+0:23
21M
21.00 mi12:26:262:24:146:529:08
9:08
+1:06
35K
21.75 mi12:32:192:30:076:545:53
7:52
-1:16
23M
23.00 mi12:45:422:43:307:0713:23
10:41
+2:49
24M
24.00 mi12:55:012:52:497:129:19
9:19
-1:22
40K
24.85 mi13:02:423:00:307:167:41
8:59
-0:20
25.2M
25.20 mi13:06:533:04:417:204:11
12:08
+3:09
Finish
26.22 mi13:16:133:14:017:249:20
9:10
-2:58

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

6:16 /mi

Average Pace

7:24 /mi

Slowest Pace

12:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:26

52% of race

Time at Steady Pace

40:33

21% of race

Time at Slower Pace

53:02

27% of race

Average Pace: 7:24 /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 mi10:22:1920:076:2820:07
6:28
#2155
10K
6.21 mi10:41:4639:346:2219:27
6:16
#1844
15K
9.32 mi11:01:2659:146:2119:40
6:20
#1816
20K
12.43 mi11:21:421:19:306:2420:16
6:31
#1925
Half
13.11 mi11:26:111:23:596:244:29
6:34
#1978
25K
15.53 mi11:42:381:40:266:2816:27
6:47
#2233
30K
18.64 mi12:06:232:04:116:4023:45
7:39
#3134
20M
20.00 mi12:17:182:15:066:4510:55
8:02
#3739
21M
21.00 mi12:26:262:24:146:529:08
9:08
#4484
35K
21.75 mi12:32:192:30:076:545:53
7:52
#4740
23M
23.00 mi12:45:422:43:307:0713:23
10:41
#5858
24M
24.00 mi12:55:012:52:497:129:19
9:19
#6325
40K
24.85 mi13:02:423:00:307:167:41
8:59
#6600
25.2M
25.20 mi13:06:533:04:417:204:11
12:08
#6956
Finish
26.22 mi13:16:133:14:017:249:20
9:10
#7448
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2155205520551796(Top 7%)1720(Top 11%)1720(Top 77%)
10K6.21 mi3.10 mi1844+3111764+2911764+2911602(Top 6%)1532(Top 10%)1532(Top 68%)
15K9.32 mi3.11 mi1816+281737+271737+271796(Top 7%)1720(Top 11%)1720(Top 77%)
20K12.43 mi3.11 mi1925-1091844-1071844-1072430(Top 9%)2328(Top 15%)2328(Top 104%)
Half13.11 mi0.68 mi1978-531894-501894-503295(Top 12%)3145(Top 21%)3145(Top 140%)
25K15.53 mi2.42 mi2233-2552140-2462140-2464034(Top 15%)3785(Top 25%)3785(Top 169%)
30K18.64 mi3.11 mi3134-9012985-8452985-8458252(Top 31%)6836(Top 45%)6836(Top 305%)
20M20.00 mi1.36 mi3739-6053530-5453530-54510485(Top 39%)7986(Top 53%)7986(Top 356%)
21M21.00 mi1.00 mi4484-7454185-6554185-65514100(Top 53%)9540(Top 63%)9540(Top 426%)
35K21.75 mi0.75 mi4740-2564409-2244409-22411053(Top 42%)8122(Top 54%)8122(Top 362%)
23M23.00 mi1.25 mi5858-11185312-9035312-90321720(Top 82%)12777(Top 84%)12777(Top 570%)
24M24.00 mi1.00 mi6325-4675655-3435655-34318497(Top 69%)11303(Top 74%)11303(Top 504%)
40K24.85 mi0.85 mi6600-2755835-1805835-18016031(Top 60%)10128(Top 67%)10128(Top 452%)
25.2M25.20 mi0.35 mi6956-3566071-2366071-23622692(Top 85%)13163(Top 87%)13163(Top 587%)
Finish26.22 mi1.02 mi7448-4926378-3076378-30718698(Top 70%)11388(Top 75%)11388(Top 508%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1796

Males

1720

M40-44

1720

5K→10K

3.1 - 6.2 mi

Top 6%
×5stories
+79ft-138ft

Overall

1602

Males

1532

M40-44

1532

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1796

Males

1720

M40-44

1720

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2430

Males

2328

M40-44

2328

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3295

Males

3145

M40-44

3145

Half→25K

13.1 - 15.5 mi

Top 15%
×4stories
+66ft-88ft

Overall

4034

Males

3785

M40-44

3785

25K→30K

15.5 - 18.6 mi

Top 31%
×9stories
+181ft-148ft

Overall

8252

Males

6836

M40-44

6836

30K→20M

18.6 - 20.0 mi

Top 39%
×5stories
+64ft-50ft

Overall

10485

Males

7986

M40-44

7986

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

14100

Males

9540

M40-44

9540

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11053

Males

8122

M40-44

8122

35K→23M

21.8 - 23.0 mi

Top 82%
×5stories
+23ft-63ft

Overall

21720

Males

12777

M40-44

12777

23M→24M

23.0 - 24.0 mi

Top 69%
×6stories
+12ft-82ft

Overall

18497

Males

11303

M40-44

11303

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

16031

Males

10128

M40-44

10128

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22692

Males

13163

M40-44

13163

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

18698

Males

11388

M40-44

11388

Passing Analysis

Category:
Athletes Passed
490
Passed By
5783
Net Change
-5293
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2155
5K → 10K32514+311#2155#1844
10K → 15K7345+28#1844#1816
15K → 20K27136-109#1816#1925
20K → Half356-53#1925#1978
Half → 25K6261-255#1978#2233
25K → 30K3904-901#2233#3134
30K → 20M5610-605#3134#3739
20M → 21M5750-745#3739#4484
21M → 35K11267-256#4484#4740
35K → 23M31121-1118#4740#5858
23M → 24M11478-467#5858#6325
24M → 40K11286-275#6325#6600
40K → 25.2M2358-356#6600#6956
25.2M → Finish5497-492#6956#7448
TOTALS4905783-5293
📊

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