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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Sebastiao De Jesus

Bib: 31979 •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 (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
26:42
3.11 mi
Rank: #20578
Start → 5K
26:42 | 8:36/mi
10K
52:14
6.21 mi
Rank: #19656 (+922)
5K → 10K
25:32 | 8:14/mi
15K
1:15:55
9.32 mi
Rank: #18033 (+1623)
10K → 15K
23:41 | 7:38/mi
20K
1:39:57
12.43 mi
Rank: #17115 (+918)
15K → 20K
24:02 | 7:45/mi
HALF
1:45:11
13.11 mi
Rank: #16990 (+125)
20K → HALF
5:14 | 7:41/mi
25K
2:04:50
15.53 mi
Rank: #16841 (+149)
HALF → 25K
19:39 | 8:07/mi
30K
2:32:07
18.64 mi
Rank: #17101 (-260)
25K → 30K
27:17 | 8:47/mi
20M
2:44:43
20.00 mi
Rank: #17384 (-283)
30K → 20M
12:36 | 9:17/mi
21M
2:55:31
21.00 mi
Rank: #17831 (-447)
20M → 21M
10:48 | 10:48/mi
35K
3:03:24
21.75 mi
Rank: #18229 (-398)
21M → 35K
7:53 | 10:33/mi
23M
3:16:00
23.00 mi
Rank: #18571 (-342)
35K → 23M
12:36 | 10:05/mi
24M
3:25:16
24.00 mi
Rank: #18677 (-106)
23M → 24M
9:16 | 9:16/mi
40K
3:35:32
24.85 mi
Rank: #19262 (-585)
24M → 40K
10:16 | 12:01/mi
25.2M
3:39:13
25.20 mi
Rank: #19342 (-80)
40K → 25.2M
3:41 | 10:41/mi
FINISH
3:49:26
26.22 mi
Rank: #19618 (-276)
25.2M → FINISH
10:13 | 10:02/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
Time1:45:11
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time2:04:15
Pace9:29 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4026:428:3626:42
8:36
-
10K
6.21 mi12:21:1252:148:2525:32
8:14
-0:22
15K
9.32 mi12:44:531:15:558:0923:41
7:38
-0:36
20K
12.43 mi13:08:551:39:578:0324:02
7:45
+0:07
HALF
13.11 mi13:14:091:45:118:025:14
7:41
-0:04
25K
15.53 mi13:33:482:04:508:0319:39
8:07
+0:26
30K
18.64 mi14:01:052:32:078:1027:17
8:47
+0:40
20M
20.00 mi14:13:412:44:438:1512:36
9:17
+0:30
21M
21.00 mi14:24:292:55:318:2210:48
10:48
+1:31
35K
21.75 mi14:32:223:03:248:267:53
10:33
-0:15
23M
23.00 mi14:44:583:16:008:3212:36
10:05
-0:28
24M
24.00 mi14:54:143:25:168:349:16
9:16
-0:49
40K
24.85 mi15:04:303:35:328:4110:16
12:01
+2:45
25.2M
25.20 mi15:08:113:39:138:423:41
10:41
-1:20
FINISH
26.22 mi15:18:243:49:268:4610:13
10:02
-0:39

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

7:38 /mi

Average Pace

8:45 /mi

Slowest Pace

12:01 /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

2:04:50

54% of race

Time at Steady Pace

49:09

21% of race

Time at Slower Pace

55:27

24% of race

Average Pace: 8:45 /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 mi11:55:4026:428:3626:42
8:36
#20578
10K
6.21 mi12:21:1252:148:2525:32
8:14
#19656
15K
9.32 mi12:44:531:15:558:0923:41
7:38
#18033
20K
12.43 mi13:08:551:39:578:0324:02
7:45
#17115
HALF
13.11 mi13:14:091:45:118:025:14
7:41
#16990
25K
15.53 mi13:33:482:04:508:0319:39
8:07
#16841
30K
18.64 mi14:01:052:32:078:1027:17
8:47
#17101
20M
20.00 mi14:13:412:44:438:1512:36
9:17
#17384
21M
21.00 mi14:24:292:55:318:2210:48
10:48
#17831
35K
21.75 mi14:32:223:03:248:267:53
10:33
#18229
23M
23.00 mi14:44:583:16:008:3212:36
10:05
#18571
24M
24.00 mi14:54:143:25:168:349:16
9:16
#18677
40K
24.85 mi15:04:303:35:328:4110:16
12:01
#19262
25.2M
25.20 mi15:08:113:39:138:423:41
10:41
#19342
FINISH
26.22 mi15:18:243:49:268:4610:13
10:02
#19618
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 mi20578125391253913873(Top 48%)9746(Top 60%)9746(Top 443%)
10K6.21 mi3.10 mi19656+92212135+40412135+40418673(Top 64%)11758(Top 72%)11758(Top 535%)
15K9.32 mi3.11 mi18033+162311452+68311452+68313873(Top 48%)9746(Top 60%)9746(Top 443%)
20K12.43 mi3.11 mi17115+91811047+40511047+40514024(Top 48%)9741(Top 60%)9741(Top 443%)
HALF13.11 mi0.68 mi16990+12510991+5610991+5614546(Top 50%)10055(Top 62%)10055(Top 457%)
25K15.53 mi2.42 mi16841+14910924+6710924+6716139(Top 56%)10575(Top 65%)10575(Top 481%)
30K18.64 mi3.11 mi17101-26011013-8911013-8918468(Top 64%)11469(Top 70%)11469(Top 522%)
20M20.00 mi1.36 mi17384-28311121-10811121-10820163(Top 69%)12189(Top 75%)12189(Top 555%)
21M21.00 mi1.00 mi17831-44711278-15711278-15722662(Top 78%)13334(Top 82%)13334(Top 607%)
35K21.75 mi0.75 mi18229-39811435-15711435-15724359(Top 84%)14092(Top 86%)14092(Top 641%)
23M23.00 mi1.25 mi18571-34211571-13611571-13622318(Top 77%)13069(Top 80%)13069(Top 595%)
24M24.00 mi1.00 mi18677-10611590-1911590-1920502(Top 71%)12134(Top 74%)12134(Top 552%)
40K24.85 mi0.85 mi19262-58511830-24011830-24025889(Top 89%)14698(Top 90%)14698(Top 669%)
25.2M25.20 mi0.35 mi19342-8011859-2911859-2921554(Top 74%)12612(Top 77%)12612(Top 574%)
FINISH26.22 mi1.02 mi19618-27611987-12811987-12823897(Top 82%)13741(Top 84%)13741(Top 625%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13873

Males

9746

M40-44

9746

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18673

Males

11758

M40-44

11758

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13873

Males

9746

M40-44

9746

15K→20K

9.3 - 12.4 mi

Top 48%
×5
+106ft-86ft

Overall

14024

Males

9741

M40-44

9741

20K→HALF

12.4 - 13.1 mi

Top 50%
×2
+19ft-37ft

Overall

14546

Males

10055

M40-44

10055

HALF→25K

13.1 - 15.5 mi

Top 56%
×4
+66ft-88ft

Overall

16139

Males

10575

M40-44

10575

25K→30K

15.5 - 18.6 mi

Top 64%
×9
+181ft-148ft

Overall

18468

Males

11469

M40-44

11469

30K→20M

18.6 - 20.0 mi

Top 69%
×5
+64ft-50ft

Overall

20163

Males

12189

M40-44

12189

20M→21M

20.0 - 21.0 mi

Top 78%
×8
+106ft-24ft

Overall

22662

Males

13334

M40-44

13334

21M→35K

21.0 - 21.8 mi

Top 84%
×7
+17ft-86ft

Overall

24359

Males

14092

M40-44

14092

35K→23M

21.8 - 23.0 mi

Top 77%
×5
+23ft-63ft

Overall

22318

Males

13069

M40-44

13069

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20502

Males

12134

M40-44

12134

24M→40K

24.0 - 24.9 mi

Top 89%
×1
+6ft-20ft

Overall

25889

Males

14698

M40-44

14698

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1
+13ft-16ft

Overall

21554

Males

12612

M40-44

12612

25.2M→FINISH

25.2 - 26.2 mi

Top 82%
×2
+22ft-21ft

Overall

23897

Males

13741

M40-44

13741

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
4110*
Passed By
1734
Net Change
+960
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20578
5K → 10K963*41+922#20578#19656
10K → 15K1623*0+1623#19656#18033
15K → 20K920*2+918#18033#17115
20K → HALF1294+125#17115#16990
HALF → 25K201*52+149#16990#16841
25K → 30K137200-260#16841#17101
30K → 20M32200-283#17101#17384
20M → 21M9200-447#17384#17831
21M → 35K7200-398#17831#18229
35K → 23M32200-342#18229#18571
23M → 24M40146-106#18571#18677
24M → 40K3200-585#18677#19262
40K → 25.2M989-80#19262#19342
25.2M → FINISH5200-276#19342#19618
TOTALS4110*1734+960

* 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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