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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sonny Westerlund

Bib: 32576 •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 (M60-64)
#0 / 1514
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
32:01
3.11 mi
Rank: #26749
Start → 5K
32:01 | 10:19/mi
10K
1:07:34
6.21 mi
Rank: #27685 (-936)
5K → 10K
35:33 | 11:27/mi
15K
1:41:37
9.32 mi
Rank: #27567 (+118)
10K → 15K
34:03 | 10:58/mi
20K
2:15:38
12.43 mi
Rank: #27391 (+176)
15K → 20K
34:01 | 10:57/mi
HALF
2:22:54
13.11 mi
Rank: #27358 (+33)
20K → HALF
7:16 | 10:40/mi
25K
2:49:51
15.53 mi
Rank: #27214 (+144)
HALF → 25K
26:57 | 11:07/mi
30K
3:25:32
18.64 mi
Rank: #27037 (+177)
25K → 30K
35:41 | 11:30/mi
20M
3:41:31
20.00 mi
Rank: #26976 (+61)
30K → 20M
15:59 | 11:47/mi
21M
3:54:36
21.00 mi
Rank: #26962 (+14)
20M → 21M
13:05 | 13:05/mi
35K
4:03:20
21.75 mi
Rank: #26940 (+22)
21M → 35K
8:44 | 11:41/mi
23M
4:17:51
23.00 mi
Rank: #26882 (+58)
35K → 23M
14:31 | 11:36/mi
24M
4:29:06
24.00 mi
Rank: #26837 (+45)
23M → 24M
11:15 | 11:15/mi
40K
4:39:07
24.85 mi
Rank: #26804 (+33)
24M → 40K
10:01 | 11:43/mi
25.2M
4:44:02
25.20 mi
Rank: #26832 (-28)
40K → 25.2M
4:55 | 14:16/mi
FINISH
4:55:29
26.22 mi
Rank: #26838 (-6)
25.2M → FINISH
11:27 | 11:15/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:22:54
Pace10:55 /mi
2nd Half
Distance13.11 mi
Time2:32:35
Pace11:39 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:3332:0110:1932:01
10:19
-
10K
6.21 mi12:36:061:07:3410:5335:33
11:27
+1:08
15K
9.32 mi13:10:091:41:3710:5534:03
10:58
-0:29
20K
12.43 mi13:44:102:15:3810:5534:01
10:57
-0:01
HALF
13.11 mi13:51:262:22:5410:557:16
10:40
-0:17
25K
15.53 mi14:18:232:49:5110:5726:57
11:07
+0:27
30K
18.64 mi14:54:043:25:3211:0235:41
11:30
+0:23
20M
20.00 mi15:10:033:41:3111:0515:59
11:47
+0:17
21M
21.00 mi15:23:083:54:3611:1113:05
13:05
+1:18
35K
21.75 mi15:31:524:03:2011:128:44
11:41
-1:24
23M
23.00 mi15:46:234:17:5111:1314:31
11:36
-0:05
24M
24.00 mi15:57:384:29:0611:1311:15
11:15
-0:21
40K
24.85 mi16:07:394:39:0711:1410:01
11:43
+0:28
25.2M
25.20 mi16:12:344:44:0211:174:55
14:16
+2:33
FINISH
26.22 mi16:24:014:55:2911:1711:27
11:15
-3:01

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

10:19 /mi

Average Pace

11:17 /mi

Slowest Pace

14:16 /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

1:47:21

36% of race

Time at Steady Pace

2:50:08

58% of race

Time at Slower Pace

18:00

6% of race

Average Pace: 11:16 /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 mi12:00:3332:0110:1932:01
10:19
#26749
10K
6.21 mi12:36:061:07:3410:5335:33
11:27
#27685
15K
9.32 mi13:10:091:41:3710:5534:03
10:58
#27567
20K
12.43 mi13:44:102:15:3810:5534:01
10:57
#27391
HALF
13.11 mi13:51:262:22:5410:557:16
10:40
#27358
25K
15.53 mi14:18:232:49:5110:5726:57
11:07
#27214
30K
18.64 mi14:54:043:25:3211:0235:41
11:30
#27037
20M
20.00 mi15:10:033:41:3111:0515:59
11:47
#26976
21M
21.00 mi15:23:083:54:3611:1113:05
13:05
#26962
35K
21.75 mi15:31:524:03:2011:128:44
11:41
#26940
23M
23.00 mi15:46:234:17:5111:1314:31
11:36
#26882
24M
24.00 mi15:57:384:29:0611:1311:15
11:15
#26837
40K
24.85 mi16:07:394:39:0711:1410:01
11:43
#26804
25.2M
25.20 mi16:12:344:44:0211:174:55
14:16
#26832
FINISH
26.22 mi16:24:014:55:2911:1711:27
11:15
#26838
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi26749155281552827370(Top 94%)15740(Top 96%)15740(Top 1040%)
10K6.21 mi3.10 mi27685-93615896-36815896-36828179(Top 97%)16060(Top 98%)16060(Top 1061%)
15K9.32 mi3.11 mi27567+11815833+6315833+6327370(Top 94%)15740(Top 96%)15740(Top 1040%)
20K12.43 mi3.11 mi27391+17615759+7415759+7426894(Top 93%)15533(Top 95%)15533(Top 1026%)
HALF13.11 mi0.68 mi27358+3315744+1515744+1526924(Top 93%)15503(Top 95%)15503(Top 1024%)
25K15.53 mi2.42 mi27214+14415679+6515679+6526512(Top 91%)15318(Top 94%)15318(Top 1012%)
30K18.64 mi3.11 mi27037+17715572+10715572+10726117(Top 90%)15063(Top 92%)15063(Top 995%)
20M20.00 mi1.36 mi26976+6115538+3415538+3426091(Top 90%)14969(Top 92%)14969(Top 989%)
21M21.00 mi1.00 mi26962+1415528+1015528+1026474(Top 91%)15115(Top 93%)15115(Top 998%)
35K21.75 mi0.75 mi26940+2215511+1715511+1726326(Top 91%)15023(Top 92%)15023(Top 992%)
23M23.00 mi1.25 mi26882+5815482+2915482+2925569(Top 88%)14626(Top 90%)14626(Top 966%)
24M24.00 mi1.00 mi26837+4515452+3015452+3025534(Top 88%)14573(Top 89%)14573(Top 963%)
40K24.85 mi0.85 mi26804+3315426+2615426+2625456(Top 88%)14490(Top 89%)14490(Top 957%)
25.2M25.20 mi0.35 mi26832-2815435-915435-927413(Top 94%)15475(Top 95%)15475(Top 1022%)
FINISH26.22 mi1.02 mi26838-615430+515430+526502(Top 91%)15016(Top 92%)15016(Top 992%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21
+97ft-345ft

Overall

27370

Males

15740

M60-64

15740

5K→10K

3.1 - 6.2 mi

Top 97%
×5
+79ft-138ft

Overall

28179

Males

16060

M60-64

16060

10K→15K

6.2 - 9.3 mi

Top 94%
×3
+67ft-78ft

Overall

27370

Males

15740

M60-64

15740

15K→20K

9.3 - 12.4 mi

Top 93%
×5
+106ft-86ft

Overall

26894

Males

15533

M60-64

15533

20K→HALF

12.4 - 13.1 mi

Top 93%
×2
+19ft-37ft

Overall

26924

Males

15503

M60-64

15503

HALF→25K

13.1 - 15.5 mi

Top 91%
×4
+66ft-88ft

Overall

26512

Males

15318

M60-64

15318

25K→30K

15.5 - 18.6 mi

Top 90%
×9
+181ft-148ft

Overall

26117

Males

15063

M60-64

15063

30K→20M

18.6 - 20.0 mi

Top 90%
×5
+64ft-50ft

Overall

26091

Males

14969

M60-64

14969

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26474

Males

15115

M60-64

15115

21M→35K

21.0 - 21.8 mi

Top 91%
×7
+17ft-86ft

Overall

26326

Males

15023

M60-64

15023

35K→23M

21.8 - 23.0 mi

Top 88%
×5
+23ft-63ft

Overall

25569

Males

14626

M60-64

14626

23M→24M

23.0 - 24.0 mi

Top 88%
×6
+12ft-82ft

Overall

25534

Males

14573

M60-64

14573

24M→40K

24.0 - 24.9 mi

Top 88%
×1
+6ft-20ft

Overall

25456

Males

14490

M60-64

14490

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1
+13ft-16ft

Overall

27413

Males

15475

M60-64

15475

25.2M→FINISH

25.2 - 26.2 mi

Top 91%
×2
+22ft-21ft

Overall

26502

Males

15016

M60-64

15016

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1181*
Passed By
522
Net Change
-89
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26749
5K → 10K12200-936#26749#27685
10K → 15K18971+118#27685#27567
15K → 20K204*28+176#27567#27391
20K → HALF4310+33#27391#27358
HALF → 25K15915+144#27358#27214
25K → 30K19619+177#27214#27037
30K → 20M7514+61#27037#26976
20M → 21M4834+14#26976#26962
21M → 35K3816+22#26962#26940
35K → 23M7416+58#26940#26882
23M → 24M549+45#26882#26837
24M → 40K5522+33#26837#26804
40K → 25.2M735-28#26804#26832
25.2M → FINISH2733-6#26832#26838
TOTALS1181*522-89

* 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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Activity Data

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