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BOSTON MARATHON 2026

Karel De Potter

Bib: 4419β€’M

NY

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 5%
Gender (Male)
#0 / 16340
Top 9%
Age Group (M18-39)
#0 / 5723
Top 23%
Race Day Weather
51Β°/41Β°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
19:15
3.11 mi
Rank: #2081
Start β†’ 5K
19:15 | 6:12/mi
10K
38:30
6.21 mi
Rank: #2173 (-92)
5K β†’ 10K
19:15 | 6:12/mi
15K
57:32
9.32 mi
Rank: #2071 (+102)
10K β†’ 15K
19:02 | 6:08/mi
20K
1:16:56
12.43 mi
Rank: #2108 (-37)
15K β†’ 20K
19:24 | 6:15/mi
HALF
1:21:06
13.11 mi
Rank: #2104 (+4)
20K β†’ HALF
4:10 | 6:07/mi
25K
1:36:18
15.53 mi
Rank: #2097 (+7)
HALF β†’ 25K
15:12 | 6:17/mi
30K
1:56:01
18.64 mi
Rank: #2008 (+89)
25K β†’ 30K
19:43 | 6:21/mi
20M
2:04:32
20.00 mi
Rank: #1939 (+69)
30K β†’ 20M
8:31 | 6:17/mi
21M
2:11:00
21.00 mi
Rank: #1861 (+78)
20M β†’ 21M
6:28 | 6:28/mi
35K
2:15:25
21.75 mi
Rank: #1796 (+65)
21M β†’ 35K
4:25 | 5:55/mi
23M
2:23:04
23.00 mi
Rank: #1714 (+82)
35K β†’ 23M
7:39 | 6:07/mi
24M
2:29:04
24.00 mi
Rank: #1639 (+75)
23M β†’ 24M
6:00 | 6:00/mi
40K
2:34:20
24.85 mi
Rank: #1607 (+32)
24M β†’ 40K
5:16 | 6:10/mi
25.2M
2:36:38
25.20 mi
Rank: #1588 (+19)
40K β†’ 25.2M
2:18 | 6:41/mi
FINISH
2:42:36
26.22 mi
Rank: #1546 (+42)
25.2M β†’ FINISH
5:58 | 5:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Halfβš–οΈ Balanced
via HALF
Distance13.11 mi
Time1:21:06
Pace6:12 /mi
2nd Halfβš–οΈ Balanced
Distance13.11 mi
Time1:21:30
Pace6:14 /mi
πŸ“ŠEven Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5419:156:1219:15
6:12
-
10K
6.21 mi10:41:0938:306:1219:15
6:12
0:00
15K
9.32 mi11:00:1157:326:1119:02
6:08
-0:04
20K
12.43 mi11:19:351:16:566:1219:24
6:15
+0:07
HALF
13.11 mi11:23:451:21:066:124:10
6:07
-0:08
25K
15.53 mi11:38:571:36:186:1215:12
6:17
+0:10
30K
18.64 mi11:58:401:56:016:1419:43
6:21
+0:04
20M
20.00 mi12:07:112:04:326:148:31
6:17
-0:04
21M
21.00 mi12:13:392:11:006:156:28
6:28
+0:11
35K
21.75 mi12:18:042:15:256:144:25
5:55
-0:33
23M
23.00 mi12:25:432:23:046:147:39
6:07
+0:12
24M
24.00 mi12:31:432:29:046:136:00
6:00
-0:07
40K
24.85 mi12:36:592:34:206:135:16
6:10
+0:10
25.2M
25.20 mi12:39:172:36:386:132:18
6:41
+0:31
FINISH
26.22 mi12:45:152:42:366:135:58
5:52
-0:49

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

5:52 /mi

Average Pace

6:12 /mi

Slowest Pace

6:41 /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

2:33:50

95% of race

Time at Steady Pace

8:46

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:12 /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 mi10:21:5419:156:1219:15
6:12
#2081
10K
6.21 mi10:41:0938:306:1219:15
6:12
#2173
15K
9.32 mi11:00:1157:326:1119:02
6:08
#2071
20K
12.43 mi11:19:351:16:566:1219:24
6:15
#2108
HALF
13.11 mi11:23:451:21:066:124:10
6:07
#2104
25K
15.53 mi11:38:571:36:186:1215:12
6:17
#2097
30K
18.64 mi11:58:401:56:016:1419:43
6:21
#2008
20M
20.00 mi12:07:112:04:326:148:31
6:17
#1939
21M
21.00 mi12:13:392:11:006:156:28
6:28
#1861
35K
21.75 mi12:18:042:15:256:144:25
5:55
#1796
23M
23.00 mi12:25:432:23:046:147:39
6:07
#1714
24M
24.00 mi12:31:432:29:046:136:00
6:00
#1639
40K
24.85 mi12:36:592:34:206:135:16
6:10
#1607
25.2M
25.20 mi12:39:172:36:386:132:18
6:41
#1588
FINISH
26.22 mi12:45:152:42:366:135:58
5:52
#1546
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2081200420041923(Top 7%)1854(Top 11%)1854(Top 32%)
10K6.21 mi3.10 mi2173-922096-922096-922234(Top 8%)2152(Top 13%)2152(Top 38%)
15K9.32 mi3.11 mi2071+1021997+991997+991923(Top 7%)1854(Top 11%)1854(Top 32%)
20K12.43 mi3.11 mi2108-372034-372034-372247(Top 8%)2164(Top 13%)2164(Top 38%)
HALF13.11 mi0.68 mi2104+42029+52029+51975(Top 7%)1910(Top 12%)1910(Top 33%)
25K15.53 mi2.42 mi2097+72022+72022+72130(Top 7%)2050(Top 13%)2050(Top 36%)
30K18.64 mi3.11 mi2008+891937+851937+851821(Top 6%)1745(Top 11%)1745(Top 30%)
20M20.00 mi1.36 mi1939+691868+691868+691422(Top 5%)1364(Top 8%)1364(Top 24%)
21M21.00 mi1.00 mi1861+781794+741794+741162(Top 4%)1116(Top 7%)1116(Top 20%)
35K21.75 mi0.75 mi1796+651730+641730+64903(Top 3%)865(Top 5%)865(Top 15%)
23M23.00 mi1.25 mi1714+821651+791651+79956(Top 3%)917(Top 6%)917(Top 16%)
24M24.00 mi1.00 mi1639+751581+701581+701069(Top 4%)1021(Top 6%)1021(Top 18%)
40K24.85 mi0.85 mi1607+321549+321549+321216(Top 4%)1160(Top 7%)1160(Top 20%)
25.2M25.20 mi0.35 mi1588+191530+191530+191388(Top 5%)1308(Top 8%)1308(Top 23%)
FINISH26.22 mi1.02 mi1546+421487+431487+431147(Top 4%)1089(Top 7%)1089(Top 19%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
Γ—21
+97ft-345ft

Overall

1923

Males

1854

M18-39

1854

5K→10K

3.1 - 6.2 mi

Top 8%
Γ—5
+79ft-138ft

Overall

2234

Males

2152

M18-39

2152

10K→15K

6.2 - 9.3 mi

Top 7%
Γ—3
+67ft-78ft

Overall

1923

Males

1854

M18-39

1854

15K→20K

9.3 - 12.4 mi

Top 8%
Γ—5
+106ft-86ft

Overall

2247

Males

2164

M18-39

2164

20K→HALF

12.4 - 13.1 mi

Top 7%
Γ—2
+19ft-37ft

Overall

1975

Males

1910

M18-39

1910

HALF→25K

13.1 - 15.5 mi

Top 7%
Γ—4
+66ft-88ft

Overall

2130

Males

2050

M18-39

2050

25K→30K

15.5 - 18.6 mi

Top 6%
Γ—9
+181ft-148ft

Overall

1821

Males

1745

M18-39

1745

30K→20M

18.6 - 20.0 mi

Top 5%
Γ—5
+64ft-50ft

Overall

1422

Males

1364

M18-39

1364

20M→21M

20.0 - 21.0 mi

Top 4%
Γ—8
+106ft-24ft

Overall

1162

Males

1116

M18-39

1116

21M→35K

21.0 - 21.8 mi

Top 3%
Γ—7
+17ft-86ft

Overall

903

Males

865

M18-39

865

35K→23M

21.8 - 23.0 mi

Top 3%
Γ—5
+23ft-63ft

Overall

956

Males

917

M18-39

917

23M→24M

23.0 - 24.0 mi

Top 4%
Γ—6
+12ft-82ft

Overall

1069

Males

1021

M18-39

1021

24M→40K

24.0 - 24.9 mi

Top 4%
Γ—1
+6ft-20ft

Overall

1216

Males

1160

M18-39

1160

40K→25.2M

24.9 - 25.2 mi

Top 5%
Γ—1
+13ft-16ft

Overall

1388

Males

1308

M18-39

1308

25.2M→FINISH

25.2 - 26.2 mi

Top 4%
Γ—2
+22ft-21ft

Overall

1147

Males

1089

M18-39

1089

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
887
Passed By
352
Net Change
+535
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#2081
5K β†’ 10K64156-92#2081#2173
10K β†’ 15K12422+102#2173#2071
15K β†’ 20K3572-37#2071#2108
20K β†’ HALF1410+4#2108#2104
HALF β†’ 25K4336+7#2104#2097
25K β†’ 30K11930+89#2097#2008
30K β†’ 20M734+69#2008#1939
20M β†’ 21M813+78#1939#1861
21M β†’ 35K672+65#1861#1796
35K β†’ 23M831+82#1796#1714
23M β†’ 24M783+75#1714#1639
24M β†’ 40K408+32#1639#1607
40K β†’ 25.2M201+19#1607#1588
25.2M β†’ FINISH464+42#1588#1546
TOTALS887352+535
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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing