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BOSTON MARATHON 2026

Aaron Nesselle

Bib: 27845•M

MA

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Overall
#0 / 29021
Gender (Male)
#0 / 16340
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
35:19
3.11 mi
Rank: #28407
Start → 5K
35:19 | 11:23/mi
10K
1:13:07
6.21 mi
Rank: #28587 (-180)
5K → 10K
37:48 | 12:10/mi
15K
1:53:40
9.32 mi
Rank: #28730 (-143)
10K → 15K
40:33 | 13:04/mi
20K
2:38:14
12.43 mi
Rank: #28862 (-132)
15K → 20K
44:34 | 14:21/mi
HALF
2:47:39
13.11 mi
Rank: #28871 (-9)
20K → HALF
9:25 | 13:49/mi
25K
3:22:58
15.53 mi
Rank: #28875 (-4)
HALF → 25K
35:19 | 14:34/mi
30K
4:08:51
18.64 mi
Rank: #28878 (-3)
25K → 30K
45:53 | 14:47/mi
20M
4:29:09
20.00 mi
Rank: #28869 (+9)
30K → 20M
20:18 | 14:57/mi
21M
4:45:57
21.00 mi
Rank: #28884 (-15)
20M → 21M
16:48 | 16:48/mi
35K
4:57:59
21.75 mi
Rank: #28904 (-20)
21M → 35K
12:02 | 16:06/mi
23M
5:17:01
23.00 mi
Rank: #28912 (-8)
35K → 23M
19:02 | 15:13/mi
24M
5:30:43
24.00 mi
Rank: #28910 (+2)
23M → 24M
13:42 | 13:42/mi
40K
5:42:34
24.85 mi
Rank: #28905 (+5)
24M → 40K
11:51 | 13:52/mi
25.2M
5:47:31
25.20 mi
Rank: #28902 (+3)
40K → 25.2M
4:57 | 14:22/mi
FINISH
6:00:47
26.22 mi
Rank: #28891 (+11)
25.2M → FINISH
13:16 | 13:02/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
Time2:47:39
Pace12:48 /mi
2nd Half
Distance13.11 mi
Time3:13:08
Pace14:44 /mi
📊Positive Split: 15.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:5735:1911:2335:19
11:23
-
10K
6.21 mi12:34:451:13:0711:4737:48
12:10
+0:47
15K
9.32 mi13:15:181:53:4012:1240:33
13:04
+0:54
20K
12.43 mi13:59:522:38:1412:4444:34
14:21
+1:17
HALF
13.11 mi14:09:172:47:3912:489:25
13:49
-0:32
25K
15.53 mi14:44:363:22:5813:0435:19
14:34
+0:45
30K
18.64 mi15:30:294:08:5113:2145:53
14:47
+0:13
20M
20.00 mi15:50:474:29:0913:2820:18
14:57
+0:10
21M
21.00 mi16:07:354:45:5713:3816:48
16:48
+1:51
35K
21.75 mi16:19:374:57:5913:4312:02
16:06
-0:42
23M
23.00 mi16:38:395:17:0113:4819:02
15:13
-0:53
24M
24.00 mi16:52:215:30:4313:4713:42
13:42
-1:31
40K
24.85 mi17:04:125:42:3413:4711:51
13:52
+0:10
25.2M
25.20 mi17:09:095:47:3113:484:57
14:22
+0:30
FINISH
26.22 mi17:22:256:00:4713:4713:16
13:02
-1:20

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

11:23 /mi

Average Pace

13:46 /mi

Slowest Pace

16:48 /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

2:06:56

35% of race

Time at Steady Pace

3:05:59

52% of race

Time at Slower Pace

47:52

13% of race

Average Pace: 13:46 /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 mi11:56:5735:1911:2335:19
11:23
#28407
10K
6.21 mi12:34:451:13:0711:4737:48
12:10
#28587
15K
9.32 mi13:15:181:53:4012:1240:33
13:04
#28730
20K
12.43 mi13:59:522:38:1412:4444:34
14:21
#28862
HALF
13.11 mi14:09:172:47:3912:489:25
13:49
#28871
25K
15.53 mi14:44:363:22:5813:0435:19
14:34
#28875
30K
18.64 mi15:30:294:08:5113:2145:53
14:47
#28878
20M
20.00 mi15:50:474:29:0913:2820:18
14:57
#28869
21M
21.00 mi16:07:354:45:5713:3816:48
16:48
#28884
35K
21.75 mi16:19:374:57:5913:4312:02
16:06
#28904
23M
23.00 mi16:38:395:17:0113:4819:02
15:13
#28912
24M
24.00 mi16:52:215:30:4313:4713:42
13:42
#28910
40K
24.85 mi17:04:125:42:3413:4711:51
13:52
#28905
25.2M
25.20 mi17:09:095:47:3113:484:57
14:22
#28902
FINISH
26.22 mi17:22:256:00:4713:4713:16
13:02
#28891
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 mi28407161471614728848(Top 99%)16283(Top 100%)16283(Top 285%)
10K6.21 mi3.10 mi28587-18016205-5816205-5828686(Top 99%)16235(Top 99%)16235(Top 284%)
15K9.32 mi3.11 mi28730-14316250-4516250-4528848(Top 99%)16283(Top 100%)16283(Top 285%)
20K12.43 mi3.11 mi28862-13216287-3716287-3728949(Top 100%)16303(Top 100%)16303(Top 285%)
HALF13.11 mi0.68 mi28871-916289-216289-228889(Top 100%)16272(Top 100%)16272(Top 284%)
25K15.53 mi2.42 mi28875-416290-116290-128844(Top 99%)16269(Top 100%)16269(Top 284%)
30K18.64 mi3.11 mi28878-316288+216288+228715(Top 99%)16193(Top 99%)16193(Top 283%)
20M20.00 mi1.36 mi28869+916285+316285+328593(Top 99%)16125(Top 99%)16125(Top 282%)
21M21.00 mi1.00 mi28884-1516291-616291-628784(Top 99%)16220(Top 99%)16220(Top 283%)
35K21.75 mi0.75 mi28904-2016294-316294-328881(Top 100%)16255(Top 99%)16255(Top 284%)
23M23.00 mi1.25 mi28912-816295-116295-128702(Top 99%)16150(Top 99%)16150(Top 282%)
24M24.00 mi1.00 mi28910+216292+316292+328171(Top 97%)15869(Top 97%)15869(Top 277%)
40K24.85 mi0.85 mi28905+516288+416288+427808(Top 96%)15695(Top 96%)15695(Top 274%)
25.2M25.20 mi0.35 mi28902+316286+216286+227507(Top 95%)15533(Top 95%)15533(Top 271%)
FINISH26.22 mi1.02 mi28891+1116283+316283+328226(Top 97%)15894(Top 97%)15894(Top 278%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21
+97ft-345ft

Overall

28848

Males

16283

M18-39

16283

5K→10K

3.1 - 6.2 mi

Top 99%
×5
+79ft-138ft

Overall

28686

Males

16235

M18-39

16235

10K→15K

6.2 - 9.3 mi

Top 99%
×3
+67ft-78ft

Overall

28848

Males

16283

M18-39

16283

15K→20K

9.3 - 12.4 mi

Top 100%
×5
+106ft-86ft

Overall

28949

Males

16303

M18-39

16303

20K→HALF

12.4 - 13.1 mi

Top 100%
×2
+19ft-37ft

Overall

28889

Males

16272

M18-39

16272

HALF→25K

13.1 - 15.5 mi

Top 99%
×4
+66ft-88ft

Overall

28844

Males

16269

M18-39

16269

25K→30K

15.5 - 18.6 mi

Top 99%
×9
+181ft-148ft

Overall

28715

Males

16193

M18-39

16193

30K→20M

18.6 - 20.0 mi

Top 99%
×5
+64ft-50ft

Overall

28593

Males

16125

M18-39

16125

20M→21M

20.0 - 21.0 mi

Top 99%
×8
+106ft-24ft

Overall

28784

Males

16220

M18-39

16220

21M→35K

21.0 - 21.8 mi

Top 100%
×7
+17ft-86ft

Overall

28881

Males

16255

M18-39

16255

35K→23M

21.8 - 23.0 mi

Top 99%
×5
+23ft-63ft

Overall

28702

Males

16150

M18-39

16150

23M→24M

23.0 - 24.0 mi

Top 97%
×6
+12ft-82ft

Overall

28171

Males

15869

M18-39

15869

24M→40K

24.0 - 24.9 mi

Top 96%
×1
+6ft-20ft

Overall

27808

Males

15695

M18-39

15695

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1
+13ft-16ft

Overall

27507

Males

15533

M18-39

15533

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
×2
+22ft-21ft

Overall

28226

Males

15894

M18-39

15894

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
136
Passed By
620
Net Change
-484
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28407
5K → 10K26206-180#28407#28587
10K → 15K18161-143#28587#28730
15K → 20K4136-132#28730#28862
20K → HALF211-9#28862#28871
HALF → 25K2024-4#28871#28875
25K → 30K1720-3#28875#28878
30K → 20M167+9#28878#28869
20M → 21M116-15#28869#28884
21M → 35K020-20#28884#28904
35K → 23M311-8#28904#28912
23M → 24M53+2#28912#28910
24M → 40K50+5#28910#28905
40K → 25.2M30+3#28905#28902
25.2M → FINISH165+11#28902#28891
TOTALS136620-484
📊

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