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BOSTON MARATHON 2026

William Pontius

Bib: 28750•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
25:27
3.11 mi
Rank: #18167
Start → 5K
25:27 | 8:12/mi
10K
49:55
6.21 mi
Rank: #17306 (+861)
5K → 10K
24:28 | 7:53/mi
15K
1:13:54
9.32 mi
Rank: #16511 (+795)
10K → 15K
23:59 | 7:44/mi
20K
1:38:37
12.43 mi
Rank: #16307 (+204)
15K → 20K
24:43 | 7:58/mi
HALF
1:43:40
13.11 mi
Rank: #16092 (+215)
20K → HALF
5:03 | 7:25/mi
25K
2:02:39
15.53 mi
Rank: #15737 (+355)
HALF → 25K
18:59 | 7:50/mi
30K
2:27:58
18.64 mi
Rank: #15490 (+247)
25K → 30K
25:19 | 8:09/mi
20M
2:39:35
20.00 mi
Rank: #15583 (-93)
30K → 20M
11:37 | 8:34/mi
21M
2:48:39
21.00 mi
Rank: #15603 (-20)
20M → 21M
9:04 | 9:04/mi
35K
2:55:03
21.75 mi
Rank: #15698 (-95)
21M → 35K
6:24 | 8:34/mi
23M
3:06:26
23.00 mi
Rank: #15889 (-191)
35K → 23M
11:23 | 9:06/mi
24M
3:15:36
24.00 mi
Rank: #16116 (-227)
23M → 24M
9:10 | 9:10/mi
40K
3:24:14
24.85 mi
Rank: #16454 (-338)
24M → 40K
8:38 | 10:06/mi
25.2M
3:28:04
25.20 mi
Rank: #16632 (-178)
40K → 25.2M
3:50 | 11:07/mi
FINISH
3:38:02
26.22 mi
Rank: #17001 (-369)
25.2M → FINISH
9:58 | 9:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:40
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:54:22
Pace8:44 /mi
📊Positive Split: 10.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2425:278:1225:27
8:12
-
10K
6.21 mi12:15:5249:558:0224:28
7:53
-0:19
15K
9.32 mi12:39:511:13:547:5623:59
7:44
-0:09
20K
12.43 mi13:04:341:38:377:5724:43
7:58
+0:14
HALF
13.11 mi13:09:371:43:407:555:03
7:25
-0:33
25K
15.53 mi13:28:362:02:397:5418:59
7:50
+0:25
30K
18.64 mi13:53:552:27:587:5725:19
8:09
+0:19
20M
20.00 mi14:05:322:39:357:5911:37
8:34
+0:25
21M
21.00 mi14:14:362:48:398:029:04
9:04
+0:30
35K
21.75 mi14:21:002:55:038:036:24
8:34
-0:30
23M
23.00 mi14:32:233:06:268:0711:23
9:06
+0:32
24M
24.00 mi14:41:333:15:368:109:10
9:10
+0:04
40K
24.85 mi14:50:113:24:148:148:38
10:06
+0:56
25.2M
25.20 mi14:54:013:28:048:163:50
11:07
+1:01
FINISH
26.22 mi15:03:593:38:028:209:58
9:47
-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

7:25 /mi

Average Pace

8:19 /mi

Slowest Pace

11:07 /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

1:37:12

45% of race

Time at Steady Pace

1:08:47

32% of race

Time at Slower Pace

52:03

24% of race

Average Pace: 8:19 /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 mi11:51:2425:278:1225:27
8:12
#18167
10K
6.21 mi12:15:5249:558:0224:28
7:53
#17306
15K
9.32 mi12:39:511:13:547:5623:59
7:44
#16511
20K
12.43 mi13:04:341:38:377:5724:43
7:58
#16307
HALF
13.11 mi13:09:371:43:407:555:03
7:25
#16092
25K
15.53 mi13:28:362:02:397:5418:59
7:50
#15737
30K
18.64 mi13:53:552:27:587:5725:19
8:09
#15490
20M
20.00 mi14:05:322:39:357:5911:37
8:34
#15583
21M
21.00 mi14:14:362:48:398:029:04
9:04
#15603
35K
21.75 mi14:21:002:55:038:036:24
8:34
#15698
23M
23.00 mi14:32:233:06:268:0711:23
9:06
#15889
24M
24.00 mi14:41:333:15:368:109:10
9:10
#16116
40K
24.85 mi14:50:113:24:148:148:38
10:06
#16454
25.2M
25.20 mi14:54:013:28:048:163:50
11:07
#16632
FINISH
26.22 mi15:03:593:38:028:209:58
9:47
#17001
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 mi18167114891148914693(Top 51%)10076(Top 62%)10076(Top 176%)
10K6.21 mi3.10 mi17306+86111128+36111128+36116238(Top 56%)10711(Top 66%)10711(Top 187%)
15K9.32 mi3.11 mi16511+79510806+32210806+32214693(Top 51%)10076(Top 62%)10076(Top 176%)
20K12.43 mi3.11 mi16307+20410710+9610710+9615781(Top 54%)10458(Top 64%)10458(Top 183%)
HALF13.11 mi0.68 mi16092+21510614+9610614+9612188(Top 42%)9043(Top 55%)9043(Top 158%)
25K15.53 mi2.42 mi15737+35510461+15310461+15314060(Top 48%)9685(Top 59%)9685(Top 169%)
30K18.64 mi3.11 mi15490+24710331+13010331+13014567(Top 50%)9801(Top 60%)9801(Top 171%)
20M20.00 mi1.36 mi15583-9310350-1910350-1916496(Top 57%)10524(Top 64%)10524(Top 184%)
21M21.00 mi1.00 mi15603-2010338+1210338+1216442(Top 57%)10446(Top 64%)10446(Top 183%)
35K21.75 mi0.75 mi15698-9510361-2310361-2317840(Top 61%)10967(Top 67%)10967(Top 192%)
23M23.00 mi1.25 mi15889-19110404-4310404-4318930(Top 65%)11423(Top 70%)11423(Top 200%)
24M24.00 mi1.00 mi16116-22710487-8310487-8320113(Top 69%)11927(Top 73%)11927(Top 208%)
40K24.85 mi0.85 mi16454-33810613-12610613-12622186(Top 76%)12902(Top 79%)12902(Top 225%)
25.2M25.20 mi0.35 mi16632-17810683-7010683-7022616(Top 78%)13115(Top 80%)13115(Top 229%)
FINISH26.22 mi1.02 mi17001-36910815-13210815-13223223(Top 80%)13412(Top 82%)13412(Top 234%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14693

Males

10076

M18-39

10076

5K→10K

3.1 - 6.2 mi

Top 56%
×5
+79ft-138ft

Overall

16238

Males

10711

M18-39

10711

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14693

Males

10076

M18-39

10076

15K→20K

9.3 - 12.4 mi

Top 54%
×5
+106ft-86ft

Overall

15781

Males

10458

M18-39

10458

20K→HALF

12.4 - 13.1 mi

Top 42%
×2
+19ft-37ft

Overall

12188

Males

9043

M18-39

9043

HALF→25K

13.1 - 15.5 mi

Top 48%
×4
+66ft-88ft

Overall

14060

Males

9685

M18-39

9685

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14567

Males

9801

M18-39

9801

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16496

Males

10524

M18-39

10524

20M→21M

20.0 - 21.0 mi

Top 57%
×8
+106ft-24ft

Overall

16442

Males

10446

M18-39

10446

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17840

Males

10967

M18-39

10967

35K→23M

21.8 - 23.0 mi

Top 65%
×5
+23ft-63ft

Overall

18930

Males

11423

M18-39

11423

23M→24M

23.0 - 24.0 mi

Top 69%
×6
+12ft-82ft

Overall

20113

Males

11927

M18-39

11927

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

22186

Males

12902

M18-39

12902

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1
+13ft-16ft

Overall

22616

Males

13115

M18-39

13115

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
×2
+22ft-21ft

Overall

23223

Males

13412

M18-39

13412

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3240
Passed By
2074
Net Change
+1166
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18167
5K → 10K91453+861#18167#17306
10K → 15K81015+795#17306#16511
15K → 20K28985+204#16511#16307
20K → HALF2161+215#16307#16092
HALF → 25K36712+355#16092#15737
25K → 30K32679+247#15737#15490
30K → 20M81174-93#15490#15583
20M → 21M86106-20#15583#15603
21M → 35K41136-95#15603#15698
35K → 23M53244-191#15698#15889
23M → 24M16243-227#15889#16116
24M → 40K22360-338#16116#16454
40K → 25.2M6184-178#16454#16632
25.2M → FINISH13382-369#16632#17001
TOTALS32402074+1166

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📊

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