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BOSTON MARATHON 2023

Kevin Lizak

Bib: 29238•M

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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:03
Rank: #22577
Start → 5K
30:03 | 9:40/mi
10K· 6.21 mi
59:38
Rank: #22594 (-17)
5K → 10K
29:35 | 9:31/mi
15K· 9.32 mi
1:28:24
Rank: #22259 (+335)
10K → 15K
28:46 | 9:16/mi
20K· 12.43 mi
1:56:31
Rank: #21732 (+527)
15K → 20K
28:07 | 9:03/mi
Half· 13.11 mi
2:02:29
Rank: #21644 (+88)
20K → Half
5:58 | 8:45/mi
25K· 15.53 mi
2:26:06
Rank: #21603 (+41)
Half → 25K
23:37 | 9:44/mi
30K· 18.64 mi
2:58:53
Rank: #21734 (-131)
25K → 30K
32:47 | 10:33/mi
20M
3:14:40
Rank: #21971 (-237)
30K → 20M
15:47 | 11:37/mi
21M
3:26:24
Rank: #22010 (-39)
20M → 21M
11:44 | 11:44/mi
35K· 21.75 mi
3:34:47
Rank: #22084 (-74)
21M → 35K
8:23 | 11:12/mi
23M
3:49:54
Rank: #22237 (-153)
35K → 23M
15:07 | 12:04/mi
24M
4:01:29
Rank: #22349 (-112)
23M → 24M
11:35 | 11:35/mi
40K· 24.85 mi
4:11:37
Rank: #22409 (-60)
24M → 40K
10:08 | 11:51/mi
25.2M
4:16:07
Rank: #22431 (-22)
40K → 25.2M
4:30 | 13:03/mi
Finish· 26.22 mi
4:28:07
Rank: #22566 (-135)
25.2M → Finish
12:00 | 11:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:02:29
Pace9:21 /mi
2nd Half
Distance13.11 mi
Time2:25:38
Pace11:07 /mi
📊Positive Split: 18.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:2530:039:4030:03
9:40
-
10K
6.21 mi12:23:0059:389:3629:35
9:31
-0:09
15K
9.32 mi12:51:461:28:249:2928:46
9:16
-0:15
20K
12.43 mi13:19:531:56:319:2328:07
9:03
-0:13
Half
13.11 mi13:25:512:02:299:215:58
8:45
-0:18
25K
15.53 mi13:49:282:26:069:2423:37
9:44
+0:59
30K
18.64 mi14:22:152:58:539:3632:47
10:33
+0:49
20M
20.00 mi14:38:023:14:409:4415:47
11:37
+1:04
21M
21.00 mi14:49:463:26:249:5011:44
11:44
+0:07
35K
21.75 mi14:58:093:34:479:538:23
11:12
-0:32
23M
23.00 mi15:13:163:49:5410:0015:07
12:04
+0:52
24M
24.00 mi15:24:514:01:2910:0411:35
11:35
-0:29
40K
24.85 mi15:34:594:11:3710:0710:08
11:51
+0:16
25.2M
25.20 mi15:39:294:16:0710:104:30
13:03
+1:12
Finish
26.22 mi15:51:294:28:0710:1412:00
11:47
-1:16

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

8:45 /mi

Average Pace

10:14 /mi

Slowest Pace

13:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:58:53

67% of race

Time at Steady Pace

59:29

22% of race

Time at Slower Pace

29:45

11% of race

Average Pace: 10:14 /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 mi11:53:2530:039:4030:03
9:40
#22577
10K
6.21 mi12:23:0059:389:3629:35
9:31
#22594
15K
9.32 mi12:51:461:28:249:2928:46
9:16
#22259
20K
12.43 mi13:19:531:56:319:2328:07
9:03
#21732
Half
13.11 mi13:25:512:02:299:215:58
8:45
#21644
25K
15.53 mi13:49:282:26:069:2423:37
9:44
#21603
30K
18.64 mi14:22:152:58:539:3632:47
10:33
#21734
20M
20.00 mi14:38:023:14:409:4415:47
11:37
#21971
21M
21.00 mi14:49:463:26:249:5011:44
11:44
#22010
35K
21.75 mi14:58:093:34:479:538:23
11:12
#22084
23M
23.00 mi15:13:163:49:5410:0015:07
12:04
#22237
24M
24.00 mi15:24:514:01:2910:0411:35
11:35
#22349
40K
24.85 mi15:34:594:11:3710:0710:08
11:51
#22409
25.2M
25.20 mi15:39:294:16:0710:104:30
13:03
#22431
Finish
26.22 mi15:51:294:28:0710:1412:00
11:47
#22566
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22577133851338521503(Top 81%)12983(Top 86%)12983(Top 246%)
10K6.21 mi3.10 mi22594-1713425-4013425-4022573(Top 85%)13427(Top 88%)13427(Top 254%)
15K9.32 mi3.11 mi22259+33513271+15413271+15421503(Top 81%)12983(Top 86%)12983(Top 246%)
20K12.43 mi3.11 mi21732+52713040+23113040+23119928(Top 75%)12273(Top 81%)12273(Top 232%)
Half13.11 mi0.68 mi21644+8812990+5012990+5019190(Top 72%)11987(Top 79%)11987(Top 227%)
25K15.53 mi2.42 mi21603+4112983+712983+721580(Top 81%)12955(Top 85%)12955(Top 245%)
30K18.64 mi3.11 mi21734-13113027-4413027-4422314(Top 84%)13213(Top 87%)13213(Top 250%)
20M20.00 mi1.36 mi21971-23713120-9313120-9323688(Top 89%)13772(Top 91%)13772(Top 261%)
21M21.00 mi1.00 mi22010-3913129-913129-922284(Top 84%)13107(Top 86%)13107(Top 248%)
35K21.75 mi0.75 mi22084-7413151-2213151-2223651(Top 89%)13664(Top 90%)13664(Top 259%)
23M23.00 mi1.25 mi22237-15313209-5813209-5824099(Top 91%)13891(Top 92%)13891(Top 263%)
24M24.00 mi1.00 mi22349-11213254-4513254-4523975(Top 90%)13801(Top 91%)13801(Top 261%)
40K24.85 mi0.85 mi22409-6013269-1513269-1523696(Top 89%)13636(Top 90%)13636(Top 258%)
25.2M25.20 mi0.35 mi22431-2213272-313272-324012(Top 90%)13798(Top 91%)13798(Top 261%)
Finish26.22 mi1.02 mi22566-13513320-4813320-4825005(Top 94%)14311(Top 94%)14311(Top 271%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21503

Males

12983

M18-39

12983

5K→10K

3.1 - 6.2 mi

Top 85%
×5stories
+79ft-138ft

Overall

22573

Males

13427

M18-39

13427

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21503

Males

12983

M18-39

12983

15K→20K

9.3 - 12.4 mi

Top 75%
×5stories
+106ft-86ft

Overall

19928

Males

12273

M18-39

12273

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

19190

Males

11987

M18-39

11987

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

21580

Males

12955

M18-39

12955

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

22314

Males

13213

M18-39

13213

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23688

Males

13772

M18-39

13772

20M→21M

20.0 - 21.0 mi

Top 84%
×8stories
+106ft-24ft

Overall

22284

Males

13107

M18-39

13107

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23651

Males

13664

M18-39

13664

35K→23M

21.8 - 23.0 mi

Top 91%
×5stories
+23ft-63ft

Overall

24099

Males

13891

M18-39

13891

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23975

Males

13801

M18-39

13801

24M→40K

24.0 - 24.9 mi

Top 89%
×1story
+6ft-20ft

Overall

23696

Males

13636

M18-39

13636

40K→25.2M

24.9 - 25.2 mi

Top 90%
×1story
+13ft-16ft

Overall

24012

Males

13798

M18-39

13798

25.2M→Finish

25.2 - 26.2 mi

Top 94%
×2stories
+22ft-21ft

Overall

25005

Males

14311

M18-39

14311

Passing Analysis

Category:
Athletes Passed
1598
Passed By
1587
Net Change
+11
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22577
5K → 10K233250-17#22577#22594
10K → 15K36833+335#22594#22259
15K → 20K5325+527#22259#21732
20K → Half880+88#21732#21644
Half → 25K12483+41#21644#21603
25K → 30K98229-131#21603#21734
30K → 20M19256-237#21734#21971
20M → 21M5089-39#21971#22010
21M → 35K1084-74#22010#22084
35K → 23M18171-153#22084#22237
23M → 24M17129-112#22237#22349
24M → 40K1878-60#22349#22409
40K → 25.2M830-22#22409#22431
25.2M → Finish15150-135#22431#22566
TOTALS15981587+11
📊

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