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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Radoslaw Bonowicz

Bib: 32110 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M45-49)
#0 / 2413
Race Day Weather
51°/41°F
overcast clouds

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
26:08
3.11 mi
Rank: #19577
Start → 5K
26:08 | 8:25/mi
10K
51:19
6.21 mi
Rank: #18762 (+815)
5K → 10K
25:11 | 8:07/mi
15K
1:16:17
9.32 mi
Rank: #18292 (+470)
10K → 15K
24:58 | 8:03/mi
20K
1:41:30
12.43 mi
Rank: #17951 (+341)
15K → 20K
25:13 | 8:07/mi
HALF
1:47:00
13.11 mi
Rank: #17933 (+18)
20K → HALF
5:30 | 8:05/mi
25K
2:07:44
15.53 mi
Rank: #18079 (-146)
HALF → 25K
20:44 | 8:33/mi
30K
2:38:17
18.64 mi
Rank: #19137 (-1058)
25K → 30K
30:33 | 9:50/mi
20M
2:52:14
20.00 mi
Rank: #19639 (-502)
30K → 20M
13:57 | 10:17/mi
21M
3:03:10
21.00 mi
Rank: #19932 (-293)
20M → 21M
10:56 | 10:56/mi
35K
3:09:59
21.75 mi
Rank: #19963 (-31)
21M → 35K
6:49 | 9:07/mi
23M
3:22:38
23.00 mi
Rank: #20204 (-241)
35K → 23M
12:39 | 10:07/mi
24M
3:32:07
24.00 mi
Rank: #20255 (-51)
23M → 24M
9:29 | 9:29/mi
40K
3:40:56
24.85 mi
Rank: #20384 (-129)
24M → 40K
8:49 | 10:19/mi
25.2M
3:45:11
25.20 mi
Rank: #20513 (-129)
40K → 25.2M
4:15 | 12:20/mi
FINISH
3:55:01
26.22 mi
Rank: #20667 (-154)
25.2M → FINISH
9:50 | 9:39/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:47:00
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time2:08:01
Pace9:46 /mi
📊Positive Split: 19.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:5626:088:2526:08
8:25
-
10K
6.21 mi12:21:0751:198:1625:11
8:07
-0:18
15K
9.32 mi12:46:051:16:178:1224:58
8:03
-0:04
20K
12.43 mi13:11:181:41:308:1125:13
8:07
+0:04
HALF
13.11 mi13:16:481:47:008:105:30
8:05
-0:02
25K
15.53 mi13:37:322:07:448:1420:44
8:33
+0:28
30K
18.64 mi14:08:052:38:178:3030:33
9:50
+1:17
20M
20.00 mi14:22:022:52:148:3713:57
10:17
+0:27
21M
21.00 mi14:32:583:03:108:4410:56
10:56
+0:39
35K
21.75 mi14:39:473:09:598:456:49
9:07
-1:49
23M
23.00 mi14:52:263:22:388:4912:39
10:07
+1:00
24M
24.00 mi15:01:553:32:078:519:29
9:29
-0:38
40K
24.85 mi15:10:443:40:568:548:49
10:19
+0:50
25.2M
25.20 mi15:14:593:45:118:574:15
12:20
+2:01
FINISH
26.22 mi15:24:493:55:018:599:50
9:39
-2:41

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

8:03 /mi

Average Pace

8:58 /mi

Slowest Pace

12:20 /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

2:07:44

54% of race

Time at Steady Pace

56:41

24% of race

Time at Slower Pace

50:36

22% of race

Average Pace: 8:58 /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 mi11:55:5626:088:2526:08
8:25
#19577
10K
6.21 mi12:21:0751:198:1625:11
8:07
#18762
15K
9.32 mi12:46:051:16:178:1224:58
8:03
#18292
20K
12.43 mi13:11:181:41:308:1125:13
8:07
#17951
HALF
13.11 mi13:16:481:47:008:105:30
8:05
#17933
25K
15.53 mi13:37:322:07:448:1420:44
8:33
#18079
30K
18.64 mi14:08:052:38:178:3030:33
9:50
#19137
20M
20.00 mi14:22:022:52:148:3713:57
10:17
#19639
21M
21.00 mi14:32:583:03:108:4410:56
10:56
#19932
35K
21.75 mi14:39:473:09:598:456:49
9:07
#19963
23M
23.00 mi14:52:263:22:388:4912:39
10:07
#20204
24M
24.00 mi15:01:553:32:078:519:29
9:29
#20255
40K
24.85 mi15:10:443:40:568:548:49
10:19
#20384
25.2M
25.20 mi15:14:593:45:118:574:15
12:20
#20513
FINISH
26.22 mi15:24:493:55:018:599:50
9:39
#20667
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi19577120871208717291(Top 60%)11147(Top 68%)11147(Top 462%)
10K6.21 mi3.10 mi18762+81511757+33011757+33018005(Top 62%)11445(Top 70%)11445(Top 474%)
15K9.32 mi3.11 mi18292+47011563+19411563+19417291(Top 60%)11147(Top 68%)11147(Top 462%)
20K12.43 mi3.11 mi17951+34111409+15411409+15416968(Top 58%)10980(Top 67%)10980(Top 455%)
HALF13.11 mi0.68 mi17933+18114091140917571(Top 61%)11276(Top 69%)11276(Top 467%)
25K15.53 mi2.42 mi18079-14611465-5611465-5618880(Top 65%)11750(Top 72%)11750(Top 487%)
30K18.64 mi3.11 mi19137-105811874-40911874-40922657(Top 78%)13461(Top 82%)13461(Top 558%)
20M20.00 mi1.36 mi19639-50212084-21012084-21023261(Top 80%)13661(Top 84%)13661(Top 566%)
21M21.00 mi1.00 mi19932-29312203-11912203-11922942(Top 79%)13461(Top 82%)13461(Top 558%)
35K21.75 mi0.75 mi19963-3112210-712210-720446(Top 70%)12210(Top 75%)12210(Top 506%)
23M23.00 mi1.25 mi20204-24112310-10012310-10022422(Top 77%)13124(Top 80%)13124(Top 544%)
24M24.00 mi1.00 mi20255-5112320-1012320-1021272(Top 73%)12515(Top 77%)12515(Top 519%)
40K24.85 mi0.85 mi20384-12912363-4312363-4322736(Top 78%)13177(Top 81%)13177(Top 546%)
25.2M25.20 mi0.35 mi20513-12912420-5712420-5724998(Top 86%)14273(Top 87%)14273(Top 592%)
FINISH26.22 mi1.02 mi20667-15412496-7612496-7622813(Top 79%)13224(Top 81%)13224(Top 548%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 60%
×21
+97ft-345ft

Overall

17291

Males

11147

M45-49

11147

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

18005

Males

11445

M45-49

11445

10K→15K

6.2 - 9.3 mi

Top 60%
×3
+67ft-78ft

Overall

17291

Males

11147

M45-49

11147

15K→20K

9.3 - 12.4 mi

Top 58%
×5
+106ft-86ft

Overall

16968

Males

10980

M45-49

10980

20K→HALF

12.4 - 13.1 mi

Top 61%
×2
+19ft-37ft

Overall

17571

Males

11276

M45-49

11276

HALF→25K

13.1 - 15.5 mi

Top 65%
×4
+66ft-88ft

Overall

18880

Males

11750

M45-49

11750

25K→30K

15.5 - 18.6 mi

Top 78%
×9
+181ft-148ft

Overall

22657

Males

13461

M45-49

13461

30K→20M

18.6 - 20.0 mi

Top 80%
×5
+64ft-50ft

Overall

23261

Males

13661

M45-49

13661

20M→21M

20.0 - 21.0 mi

Top 79%
×8
+106ft-24ft

Overall

22942

Males

13461

M45-49

13461

21M→35K

21.0 - 21.8 mi

Top 70%
×7
+17ft-86ft

Overall

20446

Males

12210

M45-49

12210

35K→23M

21.8 - 23.0 mi

Top 77%
×5
+23ft-63ft

Overall

22422

Males

13124

M45-49

13124

23M→24M

23.0 - 24.0 mi

Top 73%
×6
+12ft-82ft

Overall

21272

Males

12515

M45-49

12515

24M→40K

24.0 - 24.9 mi

Top 78%
×1
+6ft-20ft

Overall

22736

Males

13177

M45-49

13177

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1
+13ft-16ft

Overall

24998

Males

14273

M45-49

14273

25.2M→FINISH

25.2 - 26.2 mi

Top 79%
×2
+22ft-21ft

Overall

22813

Males

13224

M45-49

13224

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2130*
Passed By
1786
Net Change
-1090
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19577
5K → 10K874*59+815#19577#18762
10K → 15K506*36+470#18762#18292
15K → 20K374*33+341#18292#17951
20K → HALF4931+18#17951#17933
HALF → 25K84200-146#17933#18079
25K → 30K39200-1058#18079#19137
30K → 20M20200-502#19137#19639
20M → 21M25200-293#19639#19932
21M → 35K3768-31#19932#19963
35K → 23M26200-241#19963#20204
23M → 24M4596-51#20204#20255
24M → 40K25154-129#20255#20384
40K → 25.2M7136-129#20384#20513
25.2M → FINISH19173-154#20513#20667
TOTALS2130*1786-1090

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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