Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Kennet Lefkovic

Bib: 7859MAge: N/A

FL

Boston Marathon logo
0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Age Group (M18-39)
#0 / 5723
Race Day Weather
51°/41°F
overcast clouds
Personalized for Kennet

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 7:34/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Potential Focus Areas
One-time purchase · Instant access · Downloadable PDF · Shareable report

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:31
3.11 mi
Rank: #13356
Start5K
23:31 | 7:35/mi
10K
47:15
6.21 mi
Rank: #13763 (-407)
5K10K
23:44 | 7:39/mi
15K
1:11:22
9.32 mi
Rank: #14152 (-389)
10K15K
24:07 | 7:46/mi
20K
1:35:48
12.43 mi
Rank: #14384 (-232)
15K20K
24:26 | 7:52/mi
HALF
1:41:02
13.11 mi
Rank: #14381 (+3)
20KHALF
5:14 | 7:41/mi
25K
2:00:38
15.53 mi
Rank: #14636 (-255)
HALF25K
19:36 | 8:05/mi
30K
2:26:13
18.64 mi
Rank: #14712 (-76)
25K30K
25:35 | 8:15/mi
20M
2:37:14
20.00 mi
Rank: #14603 (+109)
30K20M
11:01 | 8:07/mi
21M
2:45:50
21.00 mi
Rank: #14523 (+80)
20M21M
8:36 | 8:36/mi
35K
2:52:03
21.75 mi
Rank: #14597 (-74)
21M35K
6:13 | 8:19/mi
23M
3:03:02
23.00 mi
Rank: #14784 (-187)
35K23M
10:59 | 8:47/mi
24M
3:11:38
24.00 mi
Rank: #14931 (-147)
23M24M
8:36 | 8:36/mi
40K
3:19:09
24.85 mi
Rank: #15027 (-96)
24M40K
7:31 | 8:48/mi
25.2M
3:22:18
25.20 mi
Rank: #15021 (+6)
40K25.2M
3:09 | 9:09/mi
FINISH
3:30:57
26.22 mi
Rank: #15194 (-173)
25.2MFINISH
8:39 | 8:30/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:02
Pace7:43 /mi
2nd Half
Distance13.11 mi
Time1:49:55
Pace8:24 /mi
📊Positive Split: 8.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:31:5223:317:3523:31
7:35
-
10K
6.21 mi10:55:3647:157:3723:44
7:39
+0:04
15K
9.32 mi11:19:431:11:227:4024:07
7:46
+0:07
20K
12.43 mi11:44:091:35:487:4324:26
7:52
+0:06
HALF
13.11 mi11:49:231:41:027:435:14
7:41
-0:11
25K
15.53 mi12:08:592:00:387:4619:36
8:05
+0:24
30K
18.64 mi12:34:342:26:137:5125:35
8:15
+0:10
20M
20.00 mi12:45:352:37:147:5211:01
8:07
-0:08
21M
21.00 mi12:54:112:45:507:548:36
8:36
+0:29
35K
21.75 mi13:00:242:52:037:556:13
8:19
-0:17
23M
23.00 mi13:11:233:03:027:5810:59
8:47
+0:28
24M
24.00 mi13:19:593:11:388:008:36
8:36
-0:11
40K
24.85 mi13:27:303:19:098:017:31
8:48
+0:12
25.2M
25.20 mi13:30:393:22:188:023:09
9:09
+0:21
FINISH
26.22 mi13:39:183:30:578:048:39
8:30
-0:39

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:35 /mi

Average Pace

8:03 /mi

Slowest Pace

9:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:41:02

48% of race

Time at Steady Pace

1:02:25

30% of race

Time at Slower Pace

47:30

23% of race

Average Pace: 8:03 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:31:5223:317:3523:31
7:35
#13356
10K
6.21 mi10:55:3647:157:3723:44
7:39
#13763
15K
9.32 mi11:19:431:11:227:4024:07
7:46
#14152
20K
12.43 mi11:44:091:35:487:4324:26
7:52
#14384
HALF
13.11 mi11:49:231:41:027:435:14
7:41
#14381
25K
15.53 mi12:08:592:00:387:4619:36
8:05
#14636
30K
18.64 mi12:34:342:26:137:5125:35
8:15
#14712
20M
20.00 mi12:45:352:37:147:5211:01
8:07
#14603
21M
21.00 mi12:54:112:45:507:548:36
8:36
#14523
35K
21.75 mi13:00:242:52:037:556:13
8:19
#14597
23M
23.00 mi13:11:233:03:027:5810:59
8:47
#14784
24M
24.00 mi13:19:593:11:388:008:36
8:36
#14931
40K
24.85 mi13:27:303:19:098:017:31
8:48
#15027
25.2M
25.20 mi13:30:393:22:188:023:09
9:09
#15021
FINISH
26.22 mi13:39:183:30:578:048:39
8:30
#15194
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi133569611961115008(Top 52%)10198(Top 62%)10198(Top 178%)
10K6.21 mi3.10 mi13763-4079762-1519762-15114209(Top 49%)9909(Top 61%)9909(Top 173%)
15K9.32 mi3.11 mi14152-3899878-1169878-11615008(Top 52%)10198(Top 62%)10198(Top 178%)
20K12.43 mi3.11 mi14384-2329961-839961-8315026(Top 52%)10146(Top 62%)10146(Top 177%)
HALF13.11 mi0.68 mi14381+39962-19962-114483(Top 50%)9992(Top 61%)9992(Top 175%)
25K15.53 mi2.42 mi14636-25510039-7710039-7715989(Top 55%)10500(Top 64%)10500(Top 183%)
30K18.64 mi3.11 mi14712-7610031+810031+815145(Top 52%)10035(Top 61%)10035(Top 175%)
20M20.00 mi1.36 mi14603+1099965+669965+6613592(Top 47%)9261(Top 57%)9261(Top 162%)
21M21.00 mi1.00 mi14523+809912+539912+5313733(Top 47%)9243(Top 57%)9243(Top 162%)
35K21.75 mi0.75 mi14597-749917-59917-516435(Top 57%)10370(Top 63%)10370(Top 181%)
23M23.00 mi1.25 mi14784-1879958-419958-4117306(Top 60%)10653(Top 65%)10653(Top 186%)
24M24.00 mi1.00 mi14931-14710002-4410002-4417445(Top 60%)10668(Top 65%)10668(Top 186%)
40K24.85 mi0.85 mi15027-9610022-2010022-2017306(Top 60%)10553(Top 65%)10553(Top 184%)
25.2M25.20 mi0.35 mi15021+610014+810014+815383(Top 53%)9679(Top 59%)9679(Top 169%)
FINISH26.22 mi1.02 mi15194-17310074-6010074-6018069(Top 62%)10911(Top 67%)10911(Top 191%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21
+97ft-345ft

Overall

15008

Males

10198

M18-39

10198

5K→10K

3.1 - 6.2 mi

Top 49%
×5
+79ft-138ft

Overall

14209

Males

9909

M18-39

9909

10K→15K

6.2 - 9.3 mi

Top 52%
×3
+67ft-78ft

Overall

15008

Males

10198

M18-39

10198

15K→20K

9.3 - 12.4 mi

Top 52%
×5
+106ft-86ft

Overall

15026

Males

10146

M18-39

10146

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14483

Males

9992

M18-39

9992

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

15989

Males

10500

M18-39

10500

25K→30K

15.5 - 18.6 mi

Top 52%
×9
+181ft-148ft

Overall

15145

Males

10035

M18-39

10035

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13592

Males

9261

M18-39

9261

20M→21M

20.0 - 21.0 mi

Top 47%
×8
+106ft-24ft

Overall

13733

Males

9243

M18-39

9243

21M→35K

21.0 - 21.8 mi

Top 57%
×7
+17ft-86ft

Overall

16435

Males

10370

M18-39

10370

35K→23M

21.8 - 23.0 mi

Top 60%
×5
+23ft-63ft

Overall

17306

Males

10653

M18-39

10653

23M→24M

23.0 - 24.0 mi

Top 60%
×6
+12ft-82ft

Overall

17445

Males

10668

M18-39

10668

24M→40K

24.0 - 24.9 mi

Top 60%
×1
+6ft-20ft

Overall

17306

Males

10553

M18-39

10553

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1
+13ft-16ft

Overall

15383

Males

9679

M18-39

9679

25.2M→FINISH

25.2 - 26.2 mi

Top 62%
×2
+22ft-21ft

Overall

18069

Males

10911

M18-39

10911

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1162
Passed By
1989
Net Change
-1838
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13356
5K10K152200-407#13356#13763
10K15K106200-389#13763#14152
15K20K98200-232#14152#14384
20KHALF3027+3#14384#14381
HALF25K76200-255#14381#14636
25K30K173200-76#14636#14712
30K20M14839+109#14712#14603
20M21M14262+80#14603#14523
21M35K41115-74#14523#14597
35K23M58200-187#14597#14784
23M24M35182-147#14784#14931
24M40K41137-96#14931#15027
40K25.2M3327+6#15027#15021
25.2MFINISH29200-173#15021#15194
TOTALS11621989-1838
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Export Track Data

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