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BOSTON MARATHON 2023

Josh Williams

Bib: 6068•M

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0:00
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 19%
Division (M18-39)
#0 / 5285
Top 40%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:27
Rank: #2748
Start → 5K
20:27 | 6:35/mi
10K· 6.21 mi
40:26
Rank: #2547 (+201)
5K → 10K
19:59 | 6:26/mi
15K· 9.32 mi
1:00:16
Rank: #2362 (+185)
10K → 15K
19:50 | 6:23/mi
20K· 12.43 mi
1:20:05
Rank: #2170 (+192)
15K → 20K
19:49 | 6:23/mi
Half· 13.11 mi
1:24:20
Rank: #2118 (+52)
20K → Half
4:15 | 6:14/mi
25K· 15.53 mi
1:39:42
Rank: #1976 (+142)
Half → 25K
15:22 | 6:20/mi
30K· 18.64 mi
2:00:16
Rank: #1975 (+1)
25K → 30K
20:34 | 6:37/mi
20M
2:09:46
Rank: #2088 (-113)
30K → 20M
9:30 | 6:59/mi
21M
2:17:02
Rank: #2130 (-42)
20M → 21M
7:16 | 7:16/mi
35K· 21.75 mi
2:22:02
Rank: #2165 (-35)
21M → 35K
5:00 | 6:41/mi
23M
2:30:51
Rank: #2220 (-55)
35K → 23M
8:49 | 7:03/mi
24M
2:38:05
Rank: #2332 (-112)
23M → 24M
7:14 | 7:14/mi
40K· 24.85 mi
2:44:54
Rank: #2501 (-169)
24M → 40K
6:49 | 7:58/mi
25.2M
2:48:10
Rank: #2684 (-183)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
2:56:16
Rank: #2989 (-305)
25.2M → Finish
8:06 | 7:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:24:20
Pace6:26 /mi
2nd Half
Distance13.11 mi
Time1:31:56
Pace7:01 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5520:276:3520:27
6:35
-
10K
6.21 mi10:43:5440:266:3019:59
6:26
-0:09
15K
9.32 mi11:03:441:00:166:2819:50
6:23
-0:03
20K
12.43 mi11:23:331:20:056:2719:49
6:23
0:00
Half
13.11 mi11:27:481:24:206:264:15
6:14
-0:09
25K
15.53 mi11:43:101:39:426:2515:22
6:20
+0:06
30K
18.64 mi12:03:442:00:166:2720:34
6:37
+0:17
20M
20.00 mi12:13:142:09:466:299:30
6:59
+0:22
21M
21.00 mi12:20:302:17:026:327:16
7:16
+0:17
35K
21.75 mi12:25:302:22:026:325:00
6:41
-0:35
23M
23.00 mi12:34:192:30:516:348:49
7:03
+0:22
24M
24.00 mi12:41:332:38:056:357:14
7:14
+0:11
40K
24.85 mi12:48:222:44:546:386:49
7:58
+0:44
25.2M
25.20 mi12:51:382:48:106:403:16
9:28
+1:30
Finish
26.22 mi12:59:442:56:166:448:06
7:57
-1:31

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

6:14 /mi

Average Pace

6:44 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:15

2% of race

Time at Steady Pace

2:19:20

79% of race

Time at Slower Pace

32:41

19% of race

Average Pace: 6:43 /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 mi10:23:5520:276:3520:27
6:35
#2748
10K
6.21 mi10:43:5440:266:3019:59
6:26
#2547
15K
9.32 mi11:03:441:00:166:2819:50
6:23
#2362
20K
12.43 mi11:23:331:20:056:2719:49
6:23
#2170
Half
13.11 mi11:27:481:24:206:264:15
6:14
#2118
25K
15.53 mi11:43:101:39:426:2515:22
6:20
#1976
30K
18.64 mi12:03:442:00:166:2720:34
6:37
#1975
20M
20.00 mi12:13:142:09:466:299:30
6:59
#2088
21M
21.00 mi12:20:302:17:026:327:16
7:16
#2130
35K
21.75 mi12:25:302:22:026:325:00
6:41
#2165
23M
23.00 mi12:34:192:30:516:348:49
7:03
#2220
24M
24.00 mi12:41:332:38:056:357:14
7:14
#2332
40K
24.85 mi12:48:222:44:546:386:49
7:58
#2501
25.2M
25.20 mi12:51:382:48:106:403:16
9:28
#2684
Finish
26.22 mi12:59:442:56:166:448:06
7:57
#2989
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2748261626162015(Top 8%)1930(Top 13%)1930(Top 37%)
10K6.21 mi3.10 mi2547+2012429+1872429+1872412(Top 9%)2310(Top 15%)2310(Top 44%)
15K9.32 mi3.11 mi2362+1852261+1682261+1682015(Top 8%)1930(Top 13%)1930(Top 37%)
20K12.43 mi3.11 mi2170+1922078+1832078+1831712(Top 6%)1638(Top 11%)1638(Top 31%)
Half13.11 mi0.68 mi2118+522028+502028+501532(Top 6%)1468(Top 10%)1468(Top 28%)
25K15.53 mi2.42 mi1976+1421893+1351893+1351478(Top 6%)1415(Top 9%)1415(Top 27%)
30K18.64 mi3.11 mi1975+11892+11892+12051(Top 8%)1960(Top 13%)1960(Top 37%)
20M20.00 mi1.36 mi2088-1132002-1102002-1103946(Top 15%)3662(Top 24%)3662(Top 69%)
21M21.00 mi1.00 mi2130-422041-392041-393430(Top 13%)3188(Top 21%)3188(Top 60%)
35K21.75 mi0.75 mi2165-352074-332074-333436(Top 13%)3188(Top 21%)3188(Top 60%)
23M23.00 mi1.25 mi2220-552128-542128-543965(Top 15%)3646(Top 24%)3646(Top 69%)
24M24.00 mi1.00 mi2332-1122231-1032231-1035894(Top 22%)5024(Top 33%)5024(Top 95%)
40K24.85 mi0.85 mi2501-1692388-1572388-1579798(Top 37%)7214(Top 48%)7214(Top 136%)
25.2M25.20 mi0.35 mi2684-1832559-1712559-17114952(Top 56%)9628(Top 63%)9628(Top 182%)
Finish26.22 mi1.02 mi2989-3052830-2712830-27111684(Top 44%)8117(Top 53%)8117(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2015

Males

1930

M18-39

1930

5K→10K

3.1 - 6.2 mi

Top 9%
×5stories
+79ft-138ft

Overall

2412

Males

2310

M18-39

2310

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2015

Males

1930

M18-39

1930

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1712

Males

1638

M18-39

1638

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1532

Males

1468

M18-39

1468

Half→25K

13.1 - 15.5 mi

Top 6%
×4stories
+66ft-88ft

Overall

1478

Males

1415

M18-39

1415

25K→30K

15.5 - 18.6 mi

Top 8%
×9stories
+181ft-148ft

Overall

2051

Males

1960

M18-39

1960

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3946

Males

3662

M18-39

3662

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3430

Males

3188

M18-39

3188

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3436

Males

3188

M18-39

3188

35K→23M

21.8 - 23.0 mi

Top 15%
×5stories
+23ft-63ft

Overall

3965

Males

3646

M18-39

3646

23M→24M

23.0 - 24.0 mi

Top 22%
×6stories
+12ft-82ft

Overall

5894

Males

5024

M18-39

5024

24M→40K

24.0 - 24.9 mi

Top 37%
×1story
+6ft-20ft

Overall

9798

Males

7214

M18-39

7214

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

14952

Males

9628

M18-39

9628

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2stories
+22ft-21ft

Overall

11684

Males

8117

M18-39

8117

Passing Analysis

Category:
Athletes Passed
1015
Passed By
1256
Net Change
-241
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2748
5K → 10K27675+201#2748#2547
10K → 15K20318+185#2547#2362
15K → 20K1953+192#2362#2170
20K → Half542+52#2170#2118
Half → 25K1464+142#2118#1976
25K → 30K6564+1#1976#1975
30K → 20M11124-113#1975#2088
20M → 21M2062-42#2088#2130
21M → 35K843-35#2130#2165
35K → 23M2277-55#2165#2220
23M → 24M7119-112#2220#2332
24M → 40K3172-169#2332#2501
40K → 25.2M0183-183#2501#2684
25.2M → Finish5310-305#2684#2989
TOTALS10151256-241
📊

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