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BOSTON MARATHON 2026

Bill Westbrock

Bib: 31942β€’M

CA

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
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
28:57
3.11 mi
Rank: #23857
Start β†’ 5K
28:57 | 9:20/mi
10K
59:55
6.21 mi
Rank: #24934 (-1077)
5K β†’ 10K
30:58 | 9:59/mi
15K
1:30:56
9.32 mi
Rank: #25174 (-240)
10K β†’ 15K
31:01 | 9:59/mi
20K
2:02:18
12.43 mi
Rank: #25226 (-52)
15K β†’ 20K
31:22 | 10:06/mi
HALF
2:09:00
13.11 mi
Rank: #25224 (+2)
20K β†’ HALF
6:42 | 9:50/mi
25K
2:33:54
15.53 mi
Rank: #25160 (+64)
HALF β†’ 25K
24:54 | 10:17/mi
30K
3:07:23
18.64 mi
Rank: #25105 (+55)
25K β†’ 30K
33:29 | 10:47/mi
20M
3:21:24
20.00 mi
Rank: #24962 (+143)
30K β†’ 20M
14:01 | 10:20/mi
21M
3:32:37
21.00 mi
Rank: #24880 (+82)
20M β†’ 21M
11:13 | 11:13/mi
35K
3:40:33
21.75 mi
Rank: #24865 (+15)
21M β†’ 35K
7:56 | 10:37/mi
23M
3:53:32
23.00 mi
Rank: #24776 (+89)
35K β†’ 23M
12:59 | 10:23/mi
24M
4:03:40
24.00 mi
Rank: #24710 (+66)
23M β†’ 24M
10:08 | 10:08/mi
40K
4:12:32
24.85 mi
Rank: #24633 (+77)
24M β†’ 40K
8:52 | 10:23/mi
25.2M
4:16:23
25.20 mi
Rank: #24613 (+20)
40K β†’ 25.2M
3:51 | 11:10/mi
FINISH
4:26:17
26.22 mi
Rank: #24550 (+63)
25.2M β†’ FINISH
9:54 | 9:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:09:00
Pace9:51 /mi
2nd Half
Distance13.11 mi
Time2:17:17
Pace10:29 /mi
πŸ“ŠPositive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:2128:579:2028:57
9:20
-
10K
6.21 mi12:30:1959:559:3930:58
9:59
+0:39
15K
9.32 mi13:01:201:30:569:4631:01
9:59
0:00
20K
12.43 mi13:32:422:02:189:5131:22
10:06
+0:07
HALF
13.11 mi13:39:242:09:009:516:42
9:50
-0:16
25K
15.53 mi14:04:182:33:549:5524:54
10:17
+0:27
30K
18.64 mi14:37:473:07:2310:0433:29
10:47
+0:30
20M
20.00 mi14:51:483:21:2410:0514:01
10:20
-0:27
21M
21.00 mi15:03:013:32:3710:0811:13
11:13
+0:53
35K
21.75 mi15:10:573:40:3310:097:56
10:37
-0:36
23M
23.00 mi15:23:563:53:3210:1012:59
10:23
-0:14
24M
24.00 mi15:34:044:03:4010:1010:08
10:08
-0:15
40K
24.85 mi15:42:564:12:3210:108:52
10:23
+0:15
25.2M
25.20 mi15:46:474:16:2310:113:51
11:10
+0:47
FINISH
26.22 mi15:56:414:26:1710:109:54
9:43
-1:27

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

9:20 /mi

Average Pace

10:10 /mi

Slowest Pace

11:13 /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

1:47:32

40% of race

Time at Steady Pace

1:42:16

38% of race

Time at Slower Pace

56:29

21% of race

Average Pace: 10:09 /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 mi11:59:2128:579:2028:57
9:20
#23857
10K
6.21 mi12:30:1959:559:3930:58
9:59
#24934
15K
9.32 mi13:01:201:30:569:4631:01
9:59
#25174
20K
12.43 mi13:32:422:02:189:5131:22
10:06
#25226
HALF
13.11 mi13:39:242:09:009:516:42
9:50
#25224
25K
15.53 mi14:04:182:33:549:5524:54
10:17
#25160
30K
18.64 mi14:37:473:07:2310:0433:29
10:47
#25105
20M
20.00 mi14:51:483:21:2410:0514:01
10:20
#24962
21M
21.00 mi15:03:013:32:3710:0811:13
11:13
#24880
35K
21.75 mi15:10:573:40:3310:097:56
10:37
#24865
23M
23.00 mi15:23:563:53:3210:1012:59
10:23
#24776
24M
24.00 mi15:34:044:03:4010:1010:08
10:08
#24710
40K
24.85 mi15:42:564:12:3210:108:52
10:23
#24633
25.2M
25.20 mi15:46:474:16:2310:113:51
11:10
#24613
FINISH
26.22 mi15:56:414:26:1710:109:54
9:43
#24550
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi23857141691416925642(Top 88%)15016(Top 92%)15016(Top 992%)
10K6.21 mi3.10 mi24934-107714698-52914698-52925748(Top 89%)15060(Top 92%)15060(Top 995%)
15K9.32 mi3.11 mi25174-24014808-11014808-11025642(Top 88%)15016(Top 92%)15016(Top 992%)
20K12.43 mi3.11 mi25226-5214821-1314821-1325258(Top 87%)14826(Top 91%)14826(Top 979%)
HALF13.11 mi0.68 mi25224+214818+314818+325211(Top 87%)14778(Top 90%)14778(Top 976%)
25K15.53 mi2.42 mi25160+6414787+3114787+3124930(Top 86%)14639(Top 90%)14639(Top 967%)
30K18.64 mi3.11 mi25105+5514730+5714730+5724887(Top 86%)14482(Top 89%)14482(Top 957%)
20M20.00 mi1.36 mi24962+14314644+8614644+8623390(Top 81%)13720(Top 84%)13720(Top 906%)
21M21.00 mi1.00 mi24880+8214588+5614588+5623581(Top 81%)13756(Top 84%)13756(Top 909%)
35K21.75 mi0.75 mi24865+1514580+814580+824492(Top 84%)14152(Top 87%)14152(Top 935%)
23M23.00 mi1.25 mi24776+8914518+6214518+6223067(Top 79%)13434(Top 82%)13434(Top 887%)
24M24.00 mi1.00 mi24710+6614477+4114477+4123171(Top 80%)13451(Top 82%)13451(Top 888%)
40K24.85 mi0.85 mi24633+7714423+5414423+5422883(Top 79%)13252(Top 81%)13252(Top 875%)
25.2M25.20 mi0.35 mi24613+2014403+2014403+2022758(Top 78%)13205(Top 81%)13205(Top 872%)
FINISH26.22 mi1.02 mi24550+6314355+4814355+4823023(Top 79%)13326(Top 82%)13326(Top 880%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
Γ—21
+97ft-345ft

Overall

25642

Males

15016

M60-64

15016

5K→10K

3.1 - 6.2 mi

Top 89%
Γ—5
+79ft-138ft

Overall

25748

Males

15060

M60-64

15060

10K→15K

6.2 - 9.3 mi

Top 88%
Γ—3
+67ft-78ft

Overall

25642

Males

15016

M60-64

15016

15K→20K

9.3 - 12.4 mi

Top 87%
Γ—5
+106ft-86ft

Overall

25258

Males

14826

M60-64

14826

20K→HALF

12.4 - 13.1 mi

Top 87%
Γ—2
+19ft-37ft

Overall

25211

Males

14778

M60-64

14778

HALF→25K

13.1 - 15.5 mi

Top 86%
Γ—4
+66ft-88ft

Overall

24930

Males

14639

M60-64

14639

25K→30K

15.5 - 18.6 mi

Top 86%
Γ—9
+181ft-148ft

Overall

24887

Males

14482

M60-64

14482

30K→20M

18.6 - 20.0 mi

Top 81%
Γ—5
+64ft-50ft

Overall

23390

Males

13720

M60-64

13720

20M→21M

20.0 - 21.0 mi

Top 81%
Γ—8
+106ft-24ft

Overall

23581

Males

13756

M60-64

13756

21M→35K

21.0 - 21.8 mi

Top 84%
Γ—7
+17ft-86ft

Overall

24492

Males

14152

M60-64

14152

35K→23M

21.8 - 23.0 mi

Top 79%
Γ—5
+23ft-63ft

Overall

23067

Males

13434

M60-64

13434

23M→24M

23.0 - 24.0 mi

Top 80%
Γ—6
+12ft-82ft

Overall

23171

Males

13451

M60-64

13451

24M→40K

24.0 - 24.9 mi

Top 79%
Γ—1
+6ft-20ft

Overall

22883

Males

13252

M60-64

13252

40K→25.2M

24.9 - 25.2 mi

Top 78%
Γ—1
+13ft-16ft

Overall

22758

Males

13205

M60-64

13205

25.2M→FINISH

25.2 - 26.2 mi

Top 79%
Γ—2
+22ft-21ft

Overall

23023

Males

13326

M60-64

13326

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1178
Passed By
1871
Net Change
-693
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#23857
5K β†’ 10K271104-1077#23857#24934
10K β†’ 15K66306-240#24934#25174
15K β†’ 20K109161-52#25174#25226
20K β†’ HALF2826+2#25226#25224
HALF β†’ 25K12460+64#25224#25160
25K β†’ 30K15095+55#25160#25105
30K β†’ 20M1496+143#25105#24962
20M β†’ 21M9816+82#24962#24880
21M β†’ 35K4328+15#24880#24865
35K β†’ 23M10516+89#24865#24776
23M β†’ 24M7812+66#24776#24710
24M β†’ 40K8811+77#24710#24633
40K β†’ 25.2M299+20#24633#24613
25.2M β†’ FINISH8421+63#24613#24550
TOTALS11781871-693
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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing