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BOSTON MARATHON 2023

Wilber Polbos

Bib: 8289•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Masters (Masters Men)
#0 / 9891
Top 14%
Division (M40-44)
#0 / 2241
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:40
Rank: #3257
Start → 5K
20:40 | 6:39/mi
10K· 6.21 mi
41:14
Rank: #3423 (-166)
5K → 10K
20:34 | 6:37/mi
15K· 9.32 mi
1:02:14
Rank: #3784 (-361)
10K → 15K
21:00 | 6:46/mi
20K· 12.43 mi
1:23:25
Rank: #3991 (-207)
15K → 20K
21:11 | 6:49/mi
Half· 13.11 mi
1:28:04
Rank: #4055 (-64)
20K → Half
4:39 | 6:49/mi
25K· 15.53 mi
1:44:54
Rank: #4247 (-192)
Half → 25K
16:50 | 6:57/mi
30K· 18.64 mi
2:07:14
Rank: #4535 (-288)
25K → 30K
22:20 | 7:11/mi
20M
2:16:52
Rank: #4530 (+5)
30K → 20M
9:38 | 7:05/mi
21M
2:24:39
Rank: #4644 (-114)
20M → 21M
7:47 | 7:47/mi
35K· 21.75 mi
2:29:52
Rank: #4656 (-12)
21M → 35K
5:13 | 6:58/mi
23M
2:39:09
Rank: #4715 (-59)
35K → 23M
9:17 | 7:25/mi
24M
2:46:25
Rank: #4763 (-48)
23M → 24M
7:16 | 7:16/mi
40K· 24.85 mi
2:52:31
Rank: #4719 (+44)
24M → 40K
6:06 | 7:08/mi
25.2M
2:55:15
Rank: #4721 (-2)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:02:10
Rank: #4652 (+69)
25.2M → Finish
6:55 | 6:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:04
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:34:06
Pace7:11 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4620:406:3920:40
6:39
-
10K
6.21 mi11:06:2041:146:3820:34
6:37
-0:02
15K
9.32 mi11:27:201:02:146:4121:00
6:46
+0:09
20K
12.43 mi11:48:311:23:256:4321:11
6:49
+0:03
Half
13.11 mi11:53:101:28:046:434:39
6:49
0:00
25K
15.53 mi12:10:001:44:546:4516:50
6:57
+0:08
30K
18.64 mi12:32:202:07:146:5022:20
7:11
+0:14
20M
20.00 mi12:41:582:16:526:519:38
7:05
-0:06
21M
21.00 mi12:49:452:24:396:537:47
7:47
+0:42
35K
21.75 mi12:54:582:29:526:535:13
6:58
-0:49
23M
23.00 mi13:04:152:39:096:559:17
7:25
+0:27
24M
24.00 mi13:11:312:46:256:567:16
7:16
-0:09
40K
24.85 mi13:17:372:52:316:566:06
7:08
-0:08
25.2M
25.20 mi13:20:212:55:156:572:44
7:56
+0:48
Finish
26.22 mi13:27:163:02:106:576:55
6:47
-1:09

Checkpoints & Pacing

📈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

6:37 /mi

Average Pace

6:57 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:22

89% of race

Time at Steady Pace

17:04

9% of race

Time at Slower Pace

2:44

2% of race

Average Pace: 6:57 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:45:4620:406:3920:40
6:39
#3257
10K
6.21 mi11:06:2041:146:3820:34
6:37
#3423
15K
9.32 mi11:27:201:02:146:4121:00
6:46
#3784
20K
12.43 mi11:48:311:23:256:4321:11
6:49
#3991
Half
13.11 mi11:53:101:28:046:434:39
6:49
#4055
25K
15.53 mi12:10:001:44:546:4516:50
6:57
#4247
30K
18.64 mi12:32:202:07:146:5022:20
7:11
#4535
20M
20.00 mi12:41:582:16:526:519:38
7:05
#4530
21M
21.00 mi12:49:452:24:396:537:47
7:47
#4644
35K
21.75 mi12:54:582:29:526:535:13
6:58
#4656
23M
23.00 mi13:04:152:39:096:559:17
7:25
#4715
24M
24.00 mi13:11:312:46:256:567:16
7:16
#4763
40K
24.85 mi13:17:372:52:316:566:06
7:08
#4719
25.2M
25.20 mi13:20:212:55:156:572:44
7:56
#4721
Finish
26.22 mi13:27:163:02:106:576:55
6:47
#4652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3257307630764700(Top 18%)4385(Top 29%)4385(Top 196%)
10K6.21 mi3.10 mi3423-1663237-1613237-1613649(Top 14%)3446(Top 23%)3446(Top 154%)
15K9.32 mi3.11 mi3784-3613571-3343571-3344700(Top 18%)4385(Top 29%)4385(Top 196%)
20K12.43 mi3.11 mi3991-2073756-1853756-1854610(Top 17%)4295(Top 28%)4295(Top 192%)
Half13.11 mi0.68 mi4055-643809-533809-535343(Top 20%)4926(Top 32%)4926(Top 220%)
25K15.53 mi2.42 mi4247-1923982-1733982-1735227(Top 20%)4819(Top 32%)4819(Top 215%)
30K18.64 mi3.11 mi4535-2884234-2524234-2525421(Top 20%)4931(Top 32%)4931(Top 220%)
20M20.00 mi1.36 mi4530+54223+114223+114549(Top 17%)4174(Top 28%)4174(Top 186%)
21M21.00 mi1.00 mi4644-1144325-1024325-1026059(Top 23%)5228(Top 34%)5228(Top 233%)
35K21.75 mi0.75 mi4656-124336-114336-115154(Top 19%)4605(Top 30%)4605(Top 205%)
23M23.00 mi1.25 mi4715-594382-464382-465913(Top 22%)5120(Top 34%)5120(Top 228%)
24M24.00 mi1.00 mi4763-484421-394421-396115(Top 23%)5162(Top 34%)5162(Top 230%)
40K24.85 mi0.85 mi4719+444377+444377+444530(Top 17%)4012(Top 26%)4012(Top 179%)
25.2M25.20 mi0.35 mi4721-24374+34374+35991(Top 23%)4922(Top 32%)4922(Top 220%)
Finish26.22 mi1.02 mi4652+694307+674307+674007(Top 15%)3546(Top 23%)3546(Top 158%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 18%
×21stories
+97ft-345ft

Overall

4700

Males

4385

M40-44

4385

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3649

Males

3446

M40-44

3446

10K→15K

6.2 - 9.3 mi

Top 18%
×3stories
+67ft-78ft

Overall

4700

Males

4385

M40-44

4385

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4610

Males

4295

M40-44

4295

20K→Half

12.4 - 13.1 mi

Top 20%
×2stories
+19ft-37ft

Overall

5343

Males

4926

M40-44

4926

Half→25K

13.1 - 15.5 mi

Top 20%
×4stories
+66ft-88ft

Overall

5227

Males

4819

M40-44

4819

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5421

Males

4931

M40-44

4931

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4549

Males

4174

M40-44

4174

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6059

Males

5228

M40-44

5228

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5154

Males

4605

M40-44

4605

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5913

Males

5120

M40-44

5120

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6115

Males

5162

M40-44

5162

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4530

Males

4012

M40-44

4012

40K→25.2M

24.9 - 25.2 mi

Top 23%
×1story
+13ft-16ft

Overall

5991

Males

4922

M40-44

4922

25.2M→Finish

25.2 - 26.2 mi

Top 15%
×2stories
+22ft-21ft

Overall

4007

Males

3546

M40-44

3546

Passing Analysis

Category:
Athletes Passed
675
Passed By
2070
Net Change
-1395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3257
5K → 10K114280-166#3257#3423
10K → 15K26387-361#3423#3784
15K → 20K52259-207#3784#3991
20K → Half771-64#3991#4055
Half → 25K32224-192#4055#4247
25K → 30K53341-288#4247#4535
30K → 20M6459+5#4535#4530
20M → 21M28142-114#4530#4644
21M → 35K4052-12#4644#4656
35K → 23M53112-59#4656#4715
23M → 24M2977-48#4715#4763
24M → 40K6622+44#4763#4719
40K → 25.2M2022-2#4719#4721
25.2M → Finish9122+69#4721#4652
TOTALS6752070-1395
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing