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BOSTON MARATHON 2026

Pavel Semenov

Bib: 2171•M

NC

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0:00
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Overall
#0 / 29021
Top 17%
Gender (Male)
#0 / 16340
Top 27%
Age Group (M18-39)
#0 / 5723
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
20:30
3.11 mi
Rank: #4969
Start → 5K
20:30 | 6:36/mi
10K
40:59
6.21 mi
Rank: #4944 (+25)
5K → 10K
20:29 | 6:36/mi
15K
1:01:41
9.32 mi
Rank: #5110 (-166)
10K → 15K
20:42 | 6:40/mi
20K
1:22:14
12.43 mi
Rank: #4918 (+192)
15K → 20K
20:33 | 6:37/mi
HALF
1:26:34
13.11 mi
Rank: #4829 (+89)
20K → HALF
4:20 | 6:22/mi
25K
1:42:51
15.53 mi
Rank: #4818 (+11)
HALF → 25K
16:17 | 6:43/mi
30K
2:04:07
18.64 mi
Rank: #4760 (+58)
25K → 30K
21:16 | 6:51/mi
20M
2:13:27
20.00 mi
Rank: #4727 (+33)
30K → 20M
9:20 | 6:53/mi
21M
2:20:31
21.00 mi
Rank: #4625 (+102)
20M → 21M
7:04 | 7:04/mi
35K
2:25:32
21.75 mi
Rank: #4626 (-1)
21M → 35K
5:01 | 6:43/mi
23M
2:34:30
23.00 mi
Rank: #4701 (-75)
35K → 23M
8:58 | 7:10/mi
24M
2:41:38
24.00 mi
Rank: #4817 (-116)
23M → 24M
7:08 | 7:08/mi
40K
2:47:45
24.85 mi
Rank: #4839 (-22)
24M → 40K
6:07 | 7:10/mi
25.2M
2:50:20
25.20 mi
Rank: #4834 (+5)
40K → 25.2M
2:35 | 7:30/mi
FINISH
2:57:05
26.22 mi
Rank: #4809 (+25)
25.2M → FINISH
6:45 | 6:38/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:26:34
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:30:31
Pace6:55 /mi
📊Positive Split: 4.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:0920:306:3620:30
6:36
-
10K
6.21 mi10:41:3840:596:3620:29
6:36
0:00
15K
9.32 mi11:02:201:01:416:3820:42
6:40
+0:04
20K
12.43 mi11:22:531:22:146:3820:33
6:37
-0:03
HALF
13.11 mi11:27:131:26:346:374:20
6:22
-0:15
25K
15.53 mi11:43:301:42:516:3816:17
6:43
+0:21
30K
18.64 mi12:04:462:04:076:4021:16
6:51
+0:08
20M
20.00 mi12:14:062:13:276:419:20
6:53
+0:02
21M
21.00 mi12:21:102:20:316:427:04
7:04
+0:11
35K
21.75 mi12:26:112:25:326:425:01
6:43
-0:21
23M
23.00 mi12:35:092:34:306:448:58
7:10
+0:27
24M
24.00 mi12:42:172:41:386:457:08
7:08
-0:02
40K
24.85 mi12:48:242:47:456:456:07
7:10
+0:02
25.2M
25.20 mi12:50:592:50:206:462:35
7:30
+0:20
FINISH
26.22 mi12:57:442:57:056:466:45
6:38
-0:52

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

6:22 /mi

Average Pace

6:46 /mi

Slowest Pace

7:30 /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

2:25:13

82% of race

Time at Steady Pace

31:52

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:21:0920:306:3620:30
6:36
#4969
10K
6.21 mi10:41:3840:596:3620:29
6:36
#4944
15K
9.32 mi11:02:201:01:416:3820:42
6:40
#5110
20K
12.43 mi11:22:531:22:146:3820:33
6:37
#4918
HALF
13.11 mi11:27:131:26:346:374:20
6:22
#4829
25K
15.53 mi11:43:301:42:516:3816:17
6:43
#4818
30K
18.64 mi12:04:462:04:076:4021:16
6:51
#4760
20M
20.00 mi12:14:062:13:276:419:20
6:53
#4727
21M
21.00 mi12:21:102:20:316:427:04
7:04
#4625
35K
21.75 mi12:26:112:25:326:425:01
6:43
#4626
23M
23.00 mi12:35:092:34:306:448:58
7:10
#4701
24M
24.00 mi12:42:172:41:386:457:08
7:08
#4817
40K
24.85 mi12:48:242:47:456:456:07
7:10
#4839
25.2M
25.20 mi12:50:592:50:206:462:35
7:30
#4834
FINISH
26.22 mi12:57:442:57:056:466:45
6:38
#4809
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 mi4969464146415467(Top 19%)5039(Top 31%)5039(Top 88%)
10K6.21 mi3.10 mi4944+254619+224619+224960(Top 17%)4630(Top 28%)4630(Top 81%)
15K9.32 mi3.11 mi5110-1664762-1434762-1435467(Top 19%)5039(Top 31%)5039(Top 88%)
20K12.43 mi3.11 mi4918+1924596+1664596+1664533(Top 16%)4253(Top 26%)4253(Top 74%)
HALF13.11 mi0.68 mi4829+894521+754521+753481(Top 12%)3337(Top 20%)3337(Top 58%)
25K15.53 mi2.42 mi4818+114509+124509+125014(Top 17%)4598(Top 28%)4598(Top 80%)
30K18.64 mi3.11 mi4760+584443+664443+664728(Top 16%)4314(Top 26%)4314(Top 75%)
20M20.00 mi1.36 mi4727+334410+334410+334637(Top 16%)4190(Top 26%)4190(Top 73%)
21M21.00 mi1.00 mi4625+1024314+964314+963849(Top 13%)3495(Top 21%)3495(Top 61%)
35K21.75 mi0.75 mi4626-14307+74307+74962(Top 17%)4389(Top 27%)4389(Top 77%)
23M23.00 mi1.25 mi4701-754351-444351-446504(Top 22%)5428(Top 33%)5428(Top 95%)
24M24.00 mi1.00 mi4817-1164442-914442-917339(Top 25%)5870(Top 36%)5870(Top 103%)
40K24.85 mi0.85 mi4839-224444-24444-26418(Top 22%)5247(Top 32%)5247(Top 92%)
25.2M25.20 mi0.35 mi4834+54432+124432+125149(Top 18%)4314(Top 26%)4314(Top 75%)
FINISH26.22 mi1.02 mi4809+254402+304402+304897(Top 17%)4112(Top 25%)4112(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 19%
×21
+97ft-345ft

Overall

5467

Males

5039

M18-39

5039

5K→10K

3.1 - 6.2 mi

Top 17%
×5
+79ft-138ft

Overall

4960

Males

4630

M18-39

4630

10K→15K

6.2 - 9.3 mi

Top 19%
×3
+67ft-78ft

Overall

5467

Males

5039

M18-39

5039

15K→20K

9.3 - 12.4 mi

Top 16%
×5
+106ft-86ft

Overall

4533

Males

4253

M18-39

4253

20K→HALF

12.4 - 13.1 mi

Top 12%
×2
+19ft-37ft

Overall

3481

Males

3337

M18-39

3337

HALF→25K

13.1 - 15.5 mi

Top 17%
×4
+66ft-88ft

Overall

5014

Males

4598

M18-39

4598

25K→30K

15.5 - 18.6 mi

Top 16%
×9
+181ft-148ft

Overall

4728

Males

4314

M18-39

4314

30K→20M

18.6 - 20.0 mi

Top 16%
×5
+64ft-50ft

Overall

4637

Males

4190

M18-39

4190

20M→21M

20.0 - 21.0 mi

Top 13%
×8
+106ft-24ft

Overall

3849

Males

3495

M18-39

3495

21M→35K

21.0 - 21.8 mi

Top 17%
×7
+17ft-86ft

Overall

4962

Males

4389

M18-39

4389

35K→23M

21.8 - 23.0 mi

Top 22%
×5
+23ft-63ft

Overall

6504

Males

5428

M18-39

5428

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7339

Males

5870

M18-39

5870

24M→40K

24.0 - 24.9 mi

Top 22%
×1
+6ft-20ft

Overall

6418

Males

5247

M18-39

5247

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1
+13ft-16ft

Overall

5149

Males

4314

M18-39

4314

25.2M→FINISH

25.2 - 26.2 mi

Top 17%
×2
+22ft-21ft

Overall

4897

Males

4112

M18-39

4112

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1196*
Passed By
1018
Net Change
+160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4969
5K → 10K182157+25#4969#4944
10K → 15K52200-166#4944#5110
15K → 20K211*19+192#5110#4918
20K → HALF901+89#4918#4829
HALF → 25K7766+11#4829#4818
25K → 30K14486+58#4818#4760
30K → 20M6936+33#4760#4727
20M → 21M11917+102#4727#4625
21M → 35K3233-1#4625#4626
35K → 23M54129-75#4626#4701
23M → 24M31147-116#4701#4817
24M → 40K5072-22#4817#4839
40K → 25.2M2419+5#4839#4834
25.2M → FINISH6136+25#4834#4809
TOTALS1196*1018+160

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing