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BOSTON MARATHON 2026

Jakub Piech

Bib: 4025•M

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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 (M40-44)
#0 / 2198
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
23:16
3.11 mi
Rank: #12677
Start → 5K
23:16 | 7:30/mi
10K
46:57
6.21 mi
Rank: #13317 (-640)
5K → 10K
23:41 | 7:38/mi
15K
1:09:43
9.32 mi
Rank: #12644 (+673)
10K → 15K
22:46 | 7:20/mi
20K
1:35:38
12.43 mi
Rank: #14274 (-1630)
15K → 20K
25:55 | 8:21/mi
HALF
1:41:10
13.11 mi
Rank: #14476 (-202)
20K → HALF
5:32 | 8:08/mi
25K
2:02:55
15.53 mi
Rank: #15873 (-1397)
HALF → 25K
21:45 | 8:59/mi
30K
2:34:44
18.64 mi
Rank: #18030 (-2157)
25K → 30K
31:49 | 10:15/mi
20M
2:48:52
20.00 mi
Rank: #18640 (-610)
30K → 20M
14:08 | 10:25/mi
21M
3:00:39
21.00 mi
Rank: #19258 (-618)
20M → 21M
11:47 | 11:47/mi
35K
3:07:48
21.75 mi
Rank: #19407 (-149)
21M → 35K
7:09 | 9:34/mi
23M
3:19:36
23.00 mi
Rank: #19483 (-76)
35K → 23M
11:48 | 9:26/mi
24M
3:29:33
24.00 mi
Rank: #19705 (-222)
23M → 24M
9:57 | 9:57/mi
40K
3:38:14
24.85 mi
Rank: #19864 (-159)
24M → 40K
8:41 | 10:10/mi
25.2M
3:42:08
25.20 mi
Rank: #19961 (-97)
40K → 25.2M
3:54 | 11:19/mi
FINISH
3:51:51
26.22 mi
Rank: #20080 (-119)
25.2M → FINISH
9:43 | 9:33/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:10
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time2:10:41
Pace9:59 /mi
📊Positive Split: 29.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:04:2923:167:3023:16
7:30
-
10K
6.21 mi11:28:1046:577:3423:41
7:38
+0:08
15K
9.32 mi11:50:561:09:437:2922:46
7:20
-0:18
20K
12.43 mi12:16:511:35:387:4225:55
8:21
+1:01
HALF
13.11 mi12:22:231:41:107:445:32
8:08
-0:13
25K
15.53 mi12:44:082:02:557:5521:45
8:59
+0:51
30K
18.64 mi13:15:572:34:448:1931:49
10:15
+1:16
20M
20.00 mi13:30:052:48:528:2714:08
10:25
+0:10
21M
21.00 mi13:41:523:00:398:3711:47
11:47
+1:22
35K
21.75 mi13:49:013:07:488:397:09
9:34
-2:13
23M
23.00 mi14:00:493:19:368:4111:48
9:26
-0:08
24M
24.00 mi14:10:463:29:338:449:57
9:57
+0:31
40K
24.85 mi14:19:273:38:148:478:41
10:10
+0:13
25.2M
25.20 mi14:23:213:42:088:493:54
11:19
+1:09
FINISH
26.22 mi14:33:043:51:518:519:43
9:33
-1:46

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

7:20 /mi

Average Pace

8:51 /mi

Slowest Pace

11:47 /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

1:41:10

44% of race

Time at Steady Pace

1:09:03

30% of race

Time at Slower Pace

1:01:38

27% of race

Average Pace: 8:51 /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 mi11:04:2923:167:3023:16
7:30
#12677
10K
6.21 mi11:28:1046:577:3423:41
7:38
#13317
15K
9.32 mi11:50:561:09:437:2922:46
7:20
#12644
20K
12.43 mi12:16:511:35:387:4225:55
8:21
#14274
HALF
13.11 mi12:22:231:41:107:445:32
8:08
#14476
25K
15.53 mi12:44:082:02:557:5521:45
8:59
#15873
30K
18.64 mi13:15:572:34:448:1931:49
10:15
#18030
20M
20.00 mi13:30:052:48:528:2714:08
10:25
#18640
21M
21.00 mi13:41:523:00:398:3711:47
11:47
#19258
35K
21.75 mi13:49:013:07:488:397:09
9:34
#19407
23M
23.00 mi14:00:493:19:368:4111:48
9:26
#19483
24M
24.00 mi14:10:463:29:338:449:57
9:57
#19705
40K
24.85 mi14:19:273:38:148:478:41
10:10
#19864
25.2M
25.20 mi14:23:213:42:088:493:54
11:19
#19961
FINISH
26.22 mi14:33:043:51:518:519:43
9:33
#20080
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi126779328932811309(Top 39%)8634(Top 53%)8634(Top 393%)
10K6.21 mi3.10 mi13317-6409563-2359563-23514059(Top 48%)9859(Top 60%)9859(Top 449%)
15K9.32 mi3.11 mi12644+6739272+2919272+29111309(Top 39%)8634(Top 53%)8634(Top 393%)
20K12.43 mi3.11 mi14274-16309920-6489920-64818358(Top 63%)11563(Top 71%)11563(Top 526%)
HALF13.11 mi0.68 mi14476-20210006-8610006-8617881(Top 62%)11419(Top 70%)11419(Top 520%)
25K15.53 mi2.42 mi15873-139710521-51510521-51521029(Top 72%)12754(Top 78%)12754(Top 580%)
30K18.64 mi3.11 mi18030-215711398-87711398-87723711(Top 82%)13940(Top 85%)13940(Top 634%)
20M20.00 mi1.36 mi18640-61011645-24711645-24723608(Top 81%)13818(Top 85%)13818(Top 629%)
21M21.00 mi1.00 mi19258-61811904-25911904-25924691(Top 85%)14256(Top 87%)14256(Top 649%)
35K21.75 mi0.75 mi19407-14911955-5111955-5121918(Top 76%)12914(Top 79%)12914(Top 588%)
23M23.00 mi1.25 mi19483-7611958-311958-320356(Top 70%)12137(Top 74%)12137(Top 552%)
24M24.00 mi1.00 mi19705-22212045-8712045-8722637(Top 78%)13192(Top 81%)13192(Top 600%)
40K24.85 mi0.85 mi19864-15912100-5512100-5522333(Top 77%)12980(Top 79%)12980(Top 591%)
25.2M25.20 mi0.35 mi19961-9712145-4512145-4523071(Top 79%)13328(Top 82%)13328(Top 606%)
FINISH26.22 mi1.02 mi20080-11912184-3912184-3922444(Top 77%)13051(Top 80%)13051(Top 594%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 39%
×21
+97ft-345ft

Overall

11309

Males

8634

M40-44

8634

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

14059

Males

9859

M40-44

9859

10K→15K

6.2 - 9.3 mi

Top 39%
×3
+67ft-78ft

Overall

11309

Males

8634

M40-44

8634

15K→20K

9.3 - 12.4 mi

Top 63%
×5
+106ft-86ft

Overall

18358

Males

11563

M40-44

11563

20K→HALF

12.4 - 13.1 mi

Top 62%
×2
+19ft-37ft

Overall

17881

Males

11419

M40-44

11419

HALF→25K

13.1 - 15.5 mi

Top 72%
×4
+66ft-88ft

Overall

21029

Males

12754

M40-44

12754

25K→30K

15.5 - 18.6 mi

Top 82%
×9
+181ft-148ft

Overall

23711

Males

13940

M40-44

13940

30K→20M

18.6 - 20.0 mi

Top 81%
×5
+64ft-50ft

Overall

23608

Males

13818

M40-44

13818

20M→21M

20.0 - 21.0 mi

Top 85%
×8
+106ft-24ft

Overall

24691

Males

14256

M40-44

14256

21M→35K

21.0 - 21.8 mi

Top 76%
×7
+17ft-86ft

Overall

21918

Males

12914

M40-44

12914

35K→23M

21.8 - 23.0 mi

Top 70%
×5
+23ft-63ft

Overall

20356

Males

12137

M40-44

12137

23M→24M

23.0 - 24.0 mi

Top 78%
×6
+12ft-82ft

Overall

22637

Males

13192

M40-44

13192

24M→40K

24.0 - 24.9 mi

Top 77%
×1
+6ft-20ft

Overall

22333

Males

12980

M40-44

12980

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1
+13ft-16ft

Overall

23071

Males

13328

M40-44

13328

25.2M→FINISH

25.2 - 26.2 mi

Top 77%
×2
+22ft-21ft

Overall

22444

Males

13051

M40-44

13051

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1026
Passed By
8429
Net Change
-7403
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12677
5K → 10K83723-640#12677#13317
10K → 15K69421+673#13317#12644
15K → 20K101640-1630#12644#14274
20K → HALF5207-202#14274#14476
HALF → 25K151412-1397#14476#15873
25K → 30K132170-2157#15873#18030
30K → 20M20630-610#18030#18640
20M → 21M8626-618#18640#19258
21M → 35K26175-149#19258#19407
35K → 23M74150-76#19407#19483
23M → 24M30252-222#19483#19705
24M → 40K22181-159#19705#19864
40K → 25.2M7104-97#19864#19961
25.2M → FINISH19138-119#19961#20080
TOTALS10268429-7403
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing