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BOSTON MARATHON 2026

Jan Cools

Bib: 6168•M

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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
26:33
3.11 mi
Rank: #20334
Start → 5K
26:33 | 8:33/mi
10K
54:08
6.21 mi
Rank: #21381 (-1047)
5K → 10K
27:35 | 8:53/mi
15K
1:21:31
9.32 mi
Rank: #21497 (-116)
10K → 15K
27:23 | 8:49/mi
20K
1:49:24
12.43 mi
Rank: #21561 (-64)
15K → 20K
27:53 | 8:59/mi
HALF
1:55:20
13.11 mi
Rank: #21553 (+8)
20K → HALF
5:56 | 8:43/mi
25K
2:16:55
15.53 mi
Rank: #21385 (+168)
HALF → 25K
21:35 | 8:54/mi
30K
2:45:42
18.64 mi
Rank: #21260 (+125)
25K → 30K
28:47 | 9:16/mi
20M
2:58:25
20.00 mi
Rank: #21181 (+79)
30K → 20M
12:43 | 9:22/mi
21M
3:08:20
21.00 mi
Rank: #21130 (+51)
20M → 21M
9:55 | 9:55/mi
35K
3:14:59
21.75 mi
Rank: #21082 (+48)
21M → 35K
6:39 | 8:54/mi
23M
3:26:43
23.00 mi
Rank: #21025 (+57)
35K → 23M
11:44 | 9:23/mi
24M
3:35:59
24.00 mi
Rank: #21014 (+11)
23M → 24M
9:16 | 9:16/mi
40K
3:43:39
24.85 mi
Rank: #20915 (+99)
24M → 40K
7:40 | 8:59/mi
25.2M
3:47:00
25.20 mi
Rank: #20863 (+52)
40K → 25.2M
3:21 | 9:43/mi
FINISH
3:55:44
26.22 mi
Rank: #20789 (+74)
25.2M → FINISH
8:44 | 8:35/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:55:20
Pace8:48 /mi
2nd Half
Distance13.11 mi
Time2:00:24
Pace9:12 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:30:1226:338:3326:33
8:33
-
10K
6.21 mi10:57:4754:088:4327:35
8:53
+0:20
15K
9.32 mi11:25:101:21:318:4527:23
8:49
-0:04
20K
12.43 mi11:53:031:49:248:4927:53
8:59
+0:10
HALF
13.11 mi11:58:591:55:208:485:56
8:43
-0:16
25K
15.53 mi12:20:342:16:558:4921:35
8:54
+0:11
30K
18.64 mi12:49:212:45:428:5428:47
9:16
+0:22
20M
20.00 mi13:02:042:58:258:5612:43
9:22
+0:06
21M
21.00 mi13:11:593:08:208:599:55
9:55
+0:33
35K
21.75 mi13:18:383:14:598:586:39
8:54
-1:01
23M
23.00 mi13:30:223:26:439:0011:44
9:23
+0:29
24M
24.00 mi13:39:383:35:599:009:16
9:16
-0:07
40K
24.85 mi13:47:183:43:399:007:40
8:59
-0:17
25.2M
25.20 mi13:50:393:47:009:013:21
9:43
+0:44
FINISH
26.22 mi13:59:233:55:449:008:44
8:35
-1:08

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

8:33 /mi

Average Pace

9:00 /mi

Slowest Pace

9:55 /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

3:42:28

94% of race

Time at Steady Pace

13:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:59 /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 mi10:30:1226:338:3326:33
8:33
#20334
10K
6.21 mi10:57:4754:088:4327:35
8:53
#21381
15K
9.32 mi11:25:101:21:318:4527:23
8:49
#21497
20K
12.43 mi11:53:031:49:248:4927:53
8:59
#21561
HALF
13.11 mi11:58:591:55:208:485:56
8:43
#21553
25K
15.53 mi12:20:342:16:558:4921:35
8:54
#21385
30K
18.64 mi12:49:212:45:428:5428:47
9:16
#21260
20M
20.00 mi13:02:042:58:258:5612:43
9:22
#21181
21M
21.00 mi13:11:593:08:208:599:55
9:55
#21130
35K
21.75 mi13:18:383:14:598:586:39
8:54
#21082
23M
23.00 mi13:30:223:26:439:0011:44
9:23
#21025
24M
24.00 mi13:39:383:35:599:009:16
9:16
#21014
40K
24.85 mi13:47:183:43:399:007:40
8:59
#20915
25.2M
25.20 mi13:50:393:47:009:013:21
9:43
#20863
FINISH
26.22 mi13:59:233:55:449:008:44
8:35
#20789
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 mi20334124291242921790(Top 75%)13167(Top 81%)13167(Top 599%)
10K6.21 mi3.10 mi21381-104712939-51012939-51022296(Top 77%)13395(Top 82%)13395(Top 609%)
15K9.32 mi3.11 mi21497-11612992-5312992-5321790(Top 75%)13167(Top 81%)13167(Top 599%)
20K12.43 mi3.11 mi21561-6413026-3413026-3421810(Top 75%)13156(Top 81%)13156(Top 599%)
HALF13.11 mi0.68 mi21553+813020+613020+621299(Top 73%)12932(Top 79%)12932(Top 588%)
25K15.53 mi2.42 mi21385+16812926+9412926+9420701(Top 71%)12600(Top 77%)12600(Top 573%)
30K18.64 mi3.11 mi21260+12512865+6112865+6120795(Top 72%)12559(Top 77%)12559(Top 571%)
20M20.00 mi1.36 mi21181+7912806+5912806+5920502(Top 71%)12346(Top 76%)12346(Top 562%)
21M21.00 mi1.00 mi21130+5112778+2812778+2820133(Top 69%)12131(Top 74%)12131(Top 552%)
35K21.75 mi0.75 mi21082+4812752+2612752+2619557(Top 67%)11763(Top 72%)11763(Top 535%)
23M23.00 mi1.25 mi21025+5712718+3412718+3420136(Top 69%)12022(Top 74%)12022(Top 547%)
24M24.00 mi1.00 mi21014+1112701+1712701+1720509(Top 71%)12141(Top 74%)12141(Top 552%)
40K24.85 mi0.85 mi20915+9912641+6012641+6018231(Top 63%)11010(Top 67%)11010(Top 501%)
25.2M25.20 mi0.35 mi20863+5212606+3512606+3518250(Top 63%)11020(Top 67%)11020(Top 501%)
FINISH26.22 mi1.02 mi20789+7412564+4212564+4218517(Top 64%)11147(Top 68%)11147(Top 507%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 75%
×21
+97ft-345ft

Overall

21790

Males

13167

M40-44

13167

5K→10K

3.1 - 6.2 mi

Top 77%
×5
+79ft-138ft

Overall

22296

Males

13395

M40-44

13395

10K→15K

6.2 - 9.3 mi

Top 75%
×3
+67ft-78ft

Overall

21790

Males

13167

M40-44

13167

15K→20K

9.3 - 12.4 mi

Top 75%
×5
+106ft-86ft

Overall

21810

Males

13156

M40-44

13156

20K→HALF

12.4 - 13.1 mi

Top 73%
×2
+19ft-37ft

Overall

21299

Males

12932

M40-44

12932

HALF→25K

13.1 - 15.5 mi

Top 71%
×4
+66ft-88ft

Overall

20701

Males

12600

M40-44

12600

25K→30K

15.5 - 18.6 mi

Top 72%
×9
+181ft-148ft

Overall

20795

Males

12559

M40-44

12559

30K→20M

18.6 - 20.0 mi

Top 71%
×5
+64ft-50ft

Overall

20502

Males

12346

M40-44

12346

20M→21M

20.0 - 21.0 mi

Top 69%
×8
+106ft-24ft

Overall

20133

Males

12131

M40-44

12131

21M→35K

21.0 - 21.8 mi

Top 67%
×7
+17ft-86ft

Overall

19557

Males

11763

M40-44

11763

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

20136

Males

12022

M40-44

12022

23M→24M

23.0 - 24.0 mi

Top 71%
×6
+12ft-82ft

Overall

20509

Males

12141

M40-44

12141

24M→40K

24.0 - 24.9 mi

Top 63%
×1
+6ft-20ft

Overall

18231

Males

11010

M40-44

11010

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18250

Males

11020

M40-44

11020

25.2M→FINISH

25.2 - 26.2 mi

Top 64%
×2
+22ft-21ft

Overall

18517

Males

11147

M40-44

11147

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1495*
Passed By
1010
Net Change
-455
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20334
5K → 10K41200-1047#20334#21381
10K → 15K129200-116#21381#21497
15K → 20K143200-64#21497#21561
20K → HALF3527+8#21561#21553
HALF → 25K20032+168#21553#21385
25K → 30K223*98+125#21385#21260
30K → 20M12445+79#21260#21181
20M → 21M9948+51#21181#21130
21M → 35K7224+48#21130#21082
35K → 23M10649+57#21082#21025
23M → 24M5847+11#21025#21014
24M → 40K11011+99#21014#20915
40K → 25.2M619+52#20915#20863
25.2M → FINISH9420+74#20863#20789
TOTALS1495*1010-455

* 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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing