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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tom Sieniewicz

Bib: 29177 β€’M β€’Age: N/A

MA

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 (M65-69)
#0 / 774
Race Day Weather
51Β°/41Β°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
30:27
3.11 mi
Rank: #25386
Start β†’ 5K
30:27 | 9:49/mi
10K
1:03:19
6.21 mi
Rank: #26360 (-974)
5K β†’ 10K
32:52 | 10:35/mi
15K
1:35:13
9.32 mi
Rank: #26330 (+30)
10K β†’ 15K
31:54 | 10:17/mi
20K
2:08:46
12.43 mi
Rank: #26429 (-99)
15K β†’ 20K
33:33 | 10:48/mi
HALF
2:15:43
13.11 mi
Rank: #26412 (+17)
20K β†’ HALF
6:57 | 10:12/mi
25K
2:43:39
15.53 mi
Rank: #26540 (-128)
HALF β†’ 25K
27:56 | 11:32/mi
30K
3:21:50
18.64 mi
Rank: #26713 (-173)
25K β†’ 30K
38:11 | 12:18/mi
20M
3:38:52
20.00 mi
Rank: #26783 (-70)
30K β†’ 20M
17:02 | 12:33/mi
21M
3:52:37
21.00 mi
Rank: #26818 (-35)
20M β†’ 21M
13:45 | 13:45/mi
35K
4:02:03
21.75 mi
Rank: #26856 (-38)
21M β†’ 35K
9:26 | 12:37/mi
23M
4:17:25
23.00 mi
Rank: #26851 (+5)
35K β†’ 23M
15:22 | 12:17/mi
24M
4:29:40
24.00 mi
Rank: #26877 (-26)
23M β†’ 24M
12:15 | 12:15/mi
40K
4:40:29
24.85 mi
Rank: #26900 (-23)
24M β†’ 40K
10:49 | 12:40/mi
25.2M
4:45:05
25.20 mi
Rank: #26898 (+2)
40K β†’ 25.2M
4:36 | 13:21/mi
FINISH
4:56:30
26.22 mi
Rank: #26895 (+3)
25.2M β†’ FINISH
11:25 | 11:13/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:15:43
Pace10:22 /mi
2nd Half
Distance13.11 mi
Time2:40:47
Pace12:16 /mi
πŸ“ŠPositive Split: 18.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:0930:279:4930:27
9:49
-
10K
6.21 mi12:29:011:03:1910:1232:52
10:35
+0:46
15K
9.32 mi13:00:551:35:1310:1331:54
10:17
-0:18
20K
12.43 mi13:34:282:08:4610:2233:33
10:48
+0:31
HALF
13.11 mi13:41:252:15:4310:226:57
10:12
-0:36
25K
15.53 mi14:09:212:43:3910:3327:56
11:32
+1:20
30K
18.64 mi14:47:323:21:5010:5038:11
12:18
+0:46
20M
20.00 mi15:04:343:38:5210:5717:02
12:33
+0:15
21M
21.00 mi15:18:193:52:3711:0513:45
13:45
+1:12
35K
21.75 mi15:27:454:02:0311:089:26
12:37
-1:08
23M
23.00 mi15:43:074:17:2511:1215:22
12:17
-0:20
24M
24.00 mi15:55:224:29:4011:1512:15
12:15
-0:02
40K
24.85 mi16:06:114:40:2911:1810:49
12:40
+0:25
25.2M
25.20 mi16:10:474:45:0511:194:36
13:21
+0:41
FINISH
26.22 mi16:22:124:56:3011:2011:25
11:13
-2:08

Checkpoint Splits Visualizations

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

πŸ“ˆPace 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

9:49 /mi

Average Pace

11:19 /mi

Slowest Pace

13:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:55:04

59% of race

Time at Steady Pace

1:43:05

35% of race

Time at Slower Pace

18:21

6% of race

Average Pace: 11:18 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:56:0930:279:4930:27
9:49
#25386
10K
6.21 mi12:29:011:03:1910:1232:52
10:35
#26360
15K
9.32 mi13:00:551:35:1310:1331:54
10:17
#26330
20K
12.43 mi13:34:282:08:4610:2233:33
10:48
#26429
HALF
13.11 mi13:41:252:15:4310:226:57
10:12
#26412
25K
15.53 mi14:09:212:43:3910:3327:56
11:32
#26540
30K
18.64 mi14:47:323:21:5010:5038:11
12:18
#26713
20M
20.00 mi15:04:343:38:5210:5717:02
12:33
#26783
21M
21.00 mi15:18:193:52:3711:0513:45
13:45
#26818
35K
21.75 mi15:27:454:02:0311:089:26
12:37
#26856
23M
23.00 mi15:43:074:17:2511:1215:22
12:17
#26851
24M
24.00 mi15:55:224:29:4011:1512:15
12:15
#26877
40K
24.85 mi16:06:114:40:2911:1810:49
12:40
#26900
25.2M
25.20 mi16:10:474:45:0511:194:36
13:21
#26898
FINISH
26.22 mi16:22:124:56:3011:2011:25
11:13
#26895
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi25386148961489626260(Top 90%)15284(Top 94%)15284(Top 1975%)
10K6.21 mi3.10 mi26360-97415356-46015356-46027052(Top 93%)15629(Top 96%)15629(Top 2019%)
15K9.32 mi3.11 mi26330+3015327+2915327+2926260(Top 90%)15284(Top 94%)15284(Top 1975%)
20K12.43 mi3.11 mi26429-9915353-2615353-2626685(Top 92%)15443(Top 95%)15443(Top 1995%)
HALF13.11 mi0.68 mi26412+1715350+315350+326062(Top 90%)15174(Top 93%)15174(Top 1960%)
25K15.53 mi2.42 mi26540-12815397-4715397-4727031(Top 93%)15547(Top 95%)15547(Top 2009%)
30K18.64 mi3.11 mi26713-17315443-4615443-4627124(Top 93%)15500(Top 95%)15500(Top 2003%)
20M20.00 mi1.36 mi26783-7015471-2815471-2827002(Top 93%)15394(Top 94%)15394(Top 1989%)
21M21.00 mi1.00 mi26818-3515474-315474-327106(Top 93%)15403(Top 94%)15403(Top 1990%)
35K21.75 mi0.75 mi26856-3815479-515479-527380(Top 94%)15525(Top 95%)15525(Top 2006%)
23M23.00 mi1.25 mi26851+515466+1315466+1326506(Top 91%)15082(Top 92%)15082(Top 1949%)
24M24.00 mi1.00 mi26877-2615472-615472-626907(Top 93%)15248(Top 93%)15248(Top 1970%)
40K24.85 mi0.85 mi26900-2315477-515477-526694(Top 92%)15101(Top 92%)15101(Top 1951%)
25.2M25.20 mi0.35 mi26898+215473+415473+426481(Top 91%)15036(Top 92%)15036(Top 1943%)
FINISH26.22 mi1.02 mi26895+315461+1215461+1226436(Top 91%)14982(Top 92%)14982(Top 1936%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
Γ—21
+97ft-345ft

Overall

26260

Males

15284

M65-69

15284

5K→10K

3.1 - 6.2 mi

Top 93%
Γ—5
+79ft-138ft

Overall

27052

Males

15629

M65-69

15629

10K→15K

6.2 - 9.3 mi

Top 90%
Γ—3
+67ft-78ft

Overall

26260

Males

15284

M65-69

15284

15K→20K

9.3 - 12.4 mi

Top 92%
Γ—5
+106ft-86ft

Overall

26685

Males

15443

M65-69

15443

20K→HALF

12.4 - 13.1 mi

Top 90%
Γ—2
+19ft-37ft

Overall

26062

Males

15174

M65-69

15174

HALF→25K

13.1 - 15.5 mi

Top 93%
Γ—4
+66ft-88ft

Overall

27031

Males

15547

M65-69

15547

25K→30K

15.5 - 18.6 mi

Top 93%
Γ—9
+181ft-148ft

Overall

27124

Males

15500

M65-69

15500

30K→20M

18.6 - 20.0 mi

Top 93%
Γ—5
+64ft-50ft

Overall

27002

Males

15394

M65-69

15394

20M→21M

20.0 - 21.0 mi

Top 93%
Γ—8
+106ft-24ft

Overall

27106

Males

15403

M65-69

15403

21M→35K

21.0 - 21.8 mi

Top 94%
Γ—7
+17ft-86ft

Overall

27380

Males

15525

M65-69

15525

35K→23M

21.8 - 23.0 mi

Top 91%
Γ—5
+23ft-63ft

Overall

26506

Males

15082

M65-69

15082

23M→24M

23.0 - 24.0 mi

Top 93%
Γ—6
+12ft-82ft

Overall

26907

Males

15248

M65-69

15248

24M→40K

24.0 - 24.9 mi

Top 92%
Γ—1
+6ft-20ft

Overall

26694

Males

15101

M65-69

15101

40K→25.2M

24.9 - 25.2 mi

Top 91%
Γ—1
+13ft-16ft

Overall

26481

Males

15036

M65-69

15036

25.2M→FINISH

25.2 - 26.2 mi

Top 91%
Γ—2
+22ft-21ft

Overall

26436

Males

14982

M65-69

14982

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
558
Passed By
1249
Net Change
-1509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#25386
5K β†’ 10K22200-974#25386#26360
10K β†’ 15K147117+30#26360#26330
15K β†’ 20K78177-99#26330#26429
20K β†’ HALF258+17#26429#26412
HALF β†’ 25K54182-128#26412#26540
25K β†’ 30K49200-173#26540#26713
30K β†’ 20M2494-70#26713#26783
20M β†’ 21M2762-35#26783#26818
21M β†’ 35K1250-38#26818#26856
35K β†’ 23M4338+5#26856#26851
23M β†’ 24M1945-26#26851#26877
24M β†’ 40K2447-23#26877#26900
40K β†’ 25.2M1210+2#26900#26898
25.2M β†’ FINISH2219+3#26898#26895
TOTALS5581249-1509
πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace 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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