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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

William Heald

Bib: 16834 •M •Age: N/A

MA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
Race Day Weather
51°/41°F
overcast clouds
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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
23:21
3.11 mi
Rank: #12907
Start → 5K
23:21 | 7:31/mi
10K
46:43
6.21 mi
Rank: #12992 (-85)
5K → 10K
23:22 | 7:32/mi
15K
1:10:30
9.32 mi
Rank: #13338 (-346)
10K → 15K
23:47 | 7:40/mi
20K
1:36:36
12.43 mi
Rank: #14935 (-1597)
15K → 20K
26:06 | 8:25/mi
HALF
1:42:24
13.11 mi
Rank: #15280 (-345)
20K → HALF
5:48 | 8:31/mi
25K
2:05:19
15.53 mi
Rank: #17051 (-1771)
HALF → 25K
22:55 | 9:27/mi
30K
2:37:10
18.64 mi
Rank: #18791 (-1740)
25K → 30K
31:51 | 10:16/mi
20M
2:51:43
20.00 mi
Rank: #19483 (-692)
30K → 20M
14:33 | 10:43/mi
21M
3:03:02
21.00 mi
Rank: #19898 (-415)
20M → 21M
11:19 | 11:19/mi
35K
3:09:29
21.75 mi
Rank: #19830 (+68)
21M → 35K
6:27 | 8:38/mi
23M
3:21:36
23.00 mi
Rank: #19960 (-130)
35K → 23M
12:07 | 9:41/mi
24M
3:30:28
24.00 mi
Rank: #19899 (+61)
23M → 24M
8:52 | 8:52/mi
40K
3:38:32
24.85 mi
Rank: #19939 (-40)
24M → 40K
8:04 | 9:27/mi
25.2M
3:42:43
25.20 mi
Rank: #20074 (-135)
40K → 25.2M
4:11 | 12:08/mi
FINISH
3:52:27
26.22 mi
Rank: #20175 (-101)
25.2M → FINISH
9:44 | 9:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:42:24
Pace7:49 /mi
2nd Half
Distance13.11 mi
Time2:10:03
Pace9:56 /mi
📊Positive Split: 27.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:3923:217:3123:21
7:31
-
10K
6.21 mi11:28:0146:437:3223:22
7:32
+0:01
15K
9.32 mi11:51:481:10:307:3423:47
7:40
+0:08
20K
12.43 mi12:17:541:36:367:4726:06
8:25
+0:45
HALF
13.11 mi12:23:421:42:247:495:48
8:31
+0:06
25K
15.53 mi12:46:372:05:198:0522:55
9:27
+0:56
30K
18.64 mi13:18:282:37:108:2631:51
10:16
+0:49
20M
20.00 mi13:33:012:51:438:3614:33
10:43
+0:27
21M
21.00 mi13:44:203:03:028:4311:19
11:19
+0:36
35K
21.75 mi13:50:473:09:298:436:27
8:38
-2:41
23M
23.00 mi14:02:543:21:368:4612:07
9:41
+1:03
24M
24.00 mi14:11:463:30:288:478:52
8:52
-0:49
40K
24.85 mi14:19:503:38:328:488:04
9:27
+0:35
25.2M
25.20 mi14:24:013:42:438:514:11
12:08
+2:41
FINISH
26.22 mi14:33:453:52:278:539:44
9:34
-2:34

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

7:31 /mi

Average Pace

8:52 /mi

Slowest Pace

12:08 /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

1:48:51

47% of race

Time at Steady Pace

1:01:42

27% of race

Time at Slower Pace

1:01:54

27% of race

Average Pace: 8:52 /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 mi11:04:3923:217:3123:21
7:31
#12907
10K
6.21 mi11:28:0146:437:3223:22
7:32
#12992
15K
9.32 mi11:51:481:10:307:3423:47
7:40
#13338
20K
12.43 mi12:17:541:36:367:4726:06
8:25
#14935
HALF
13.11 mi12:23:421:42:247:495:48
8:31
#15280
25K
15.53 mi12:46:372:05:198:0522:55
9:27
#17051
30K
18.64 mi13:18:282:37:108:2631:51
10:16
#18791
20M
20.00 mi13:33:012:51:438:3614:33
10:43
#19483
21M
21.00 mi13:44:203:03:028:4311:19
11:19
#19898
35K
21.75 mi13:50:473:09:298:436:27
8:38
#19830
23M
23.00 mi14:02:543:21:368:4612:07
9:41
#19960
24M
24.00 mi14:11:463:30:288:478:52
8:52
#19899
40K
24.85 mi14:19:503:38:328:488:04
9:27
#19939
25.2M
25.20 mi14:24:013:42:438:514:11
12:08
#20074
FINISH
26.22 mi14:33:453:52:278:539:44
9:34
#20175
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi129079431943114149(Top 49%)9871(Top 60%)9871(Top 662%)
10K6.21 mi3.10 mi12992-859428+39428+313129(Top 45%)9470(Top 58%)9470(Top 635%)
15K9.32 mi3.11 mi13338-3469542-1149542-11414149(Top 49%)9871(Top 60%)9871(Top 662%)
20K12.43 mi3.11 mi14935-159710172-63010172-63018716(Top 64%)11720(Top 72%)11720(Top 786%)
HALF13.11 mi0.68 mi15280-34510304-13210304-13220265(Top 70%)12454(Top 76%)12454(Top 835%)
25K15.53 mi2.42 mi17051-177111007-70311007-70322860(Top 79%)13631(Top 83%)13631(Top 914%)
30K18.64 mi3.11 mi18791-174011719-71211719-71223743(Top 82%)13956(Top 85%)13956(Top 936%)
20M20.00 mi1.36 mi19483-69212009-29012009-29024307(Top 84%)14137(Top 87%)14137(Top 948%)
21M21.00 mi1.00 mi19898-41512186-17712186-17723772(Top 82%)13826(Top 85%)13826(Top 927%)
35K21.75 mi0.75 mi19830+6812143+4312143+4318205(Top 63%)11142(Top 68%)11142(Top 747%)
23M23.00 mi1.25 mi19960-13012186-4312186-4321189(Top 73%)12536(Top 77%)12536(Top 841%)
24M24.00 mi1.00 mi19899+6112132+5412132+5418849(Top 65%)11345(Top 69%)11345(Top 761%)
40K24.85 mi0.85 mi19939-4012141-912141-920128(Top 69%)11918(Top 73%)11918(Top 799%)
25.2M25.20 mi0.35 mi20074-13512197-5612197-5624657(Top 85%)14082(Top 86%)14082(Top 944%)
FINISH26.22 mi1.02 mi20175-10112236-3912236-3922502(Top 78%)13077(Top 80%)13077(Top 877%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21
+97ft-345ft

Overall

14149

Males

9871

M55-59

9871

5K→10K

3.1 - 6.2 mi

Top 45%
×5
+79ft-138ft

Overall

13129

Males

9470

M55-59

9470

10K→15K

6.2 - 9.3 mi

Top 49%
×3
+67ft-78ft

Overall

14149

Males

9871

M55-59

9871

15K→20K

9.3 - 12.4 mi

Top 64%
×5
+106ft-86ft

Overall

18716

Males

11720

M55-59

11720

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20265

Males

12454

M55-59

12454

HALF→25K

13.1 - 15.5 mi

Top 79%
×4
+66ft-88ft

Overall

22860

Males

13631

M55-59

13631

25K→30K

15.5 - 18.6 mi

Top 82%
×9
+181ft-148ft

Overall

23743

Males

13956

M55-59

13956

30K→20M

18.6 - 20.0 mi

Top 84%
×5
+64ft-50ft

Overall

24307

Males

14137

M55-59

14137

20M→21M

20.0 - 21.0 mi

Top 82%
×8
+106ft-24ft

Overall

23772

Males

13826

M55-59

13826

21M→35K

21.0 - 21.8 mi

Top 63%
×7
+17ft-86ft

Overall

18205

Males

11142

M55-59

11142

35K→23M

21.8 - 23.0 mi

Top 73%
×5
+23ft-63ft

Overall

21189

Males

12536

M55-59

12536

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18849

Males

11345

M55-59

11345

24M→40K

24.0 - 24.9 mi

Top 69%
×1
+6ft-20ft

Overall

20128

Males

11918

M55-59

11918

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1
+13ft-16ft

Overall

24657

Males

14082

M55-59

14082

25.2M→FINISH

25.2 - 26.2 mi

Top 78%
×2
+22ft-21ft

Overall

22502

Males

13077

M55-59

13077

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
657
Passed By
2171
Net Change
-7268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12907
5K → 10K200200-85#12907#12992
10K → 15K88200-346#12992#13338
15K → 20K9200-1597#13338#14935
20K → HALF2200-345#14935#15280
HALF → 25K7200-1771#15280#17051
25K → 30K23200-1740#17051#18791
30K → 20M11200-692#18791#19483
20M → 21M23200-415#19483#19898
21M → 35K8315+68#19898#19830
35K → 23M45175-130#19830#19960
23M → 24M9837+61#19960#19899
24M → 40K3979-40#19899#19939
40K → 25.2M2137-135#19939#20074
25.2M → FINISH27128-101#20074#20175
TOTALS6572171-7268
📊

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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