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BOSTON MARATHON 2023

Ryan Williamson

Bib: 4420•M

LA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:58
Rank: #4146
Start → 5K
20:58 | 6:45/mi
10K· 6.21 mi
41:35
Rank: #3906 (+240)
5K → 10K
20:37 | 6:38/mi
15K· 9.32 mi
1:02:00
Rank: #3587 (+319)
10K → 15K
20:25 | 6:34/mi
20K· 12.43 mi
1:22:19
Rank: #3250 (+337)
15K → 20K
20:19 | 6:32/mi
Half· 13.11 mi
1:26:43
Rank: #3195 (+55)
20K → Half
4:24 | 6:27/mi
25K· 15.53 mi
1:42:38
Rank: #3047 (+148)
Half → 25K
15:55 | 6:34/mi
30K· 18.64 mi
2:02:59
Rank: #2739 (+308)
25K → 30K
20:21 | 6:33/mi
20M
2:11:57
Rank: #2639 (+100)
30K → 20M
8:58 | 6:36/mi
21M
2:18:57
Rank: #2565 (+74)
20M → 21M
7:00 | 7:00/mi
35K· 21.75 mi
2:23:49
Rank: #2535 (+30)
21M → 35K
4:52 | 6:30/mi
23M
2:32:26
Rank: #2513 (+22)
35K → 23M
8:37 | 6:53/mi
24M
2:39:10
Rank: #2524 (-11)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:45:14
Rank: #2585 (-61)
24M → 40K
6:04 | 7:06/mi
25.2M
2:47:51
Rank: #2614 (-29)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:54:55
Rank: #2678 (-64)
25.2M → Finish
7:04 | 6:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:43
Pace6:37 /mi
2nd Half
Distance13.11 mi
Time1:28:12
Pace6:44 /mi
📊Positive Split: 1.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:5920:586:4520:58
6:45
-
10K
6.21 mi10:43:3641:356:4220:37
6:38
-0:07
15K
9.32 mi11:04:011:02:006:3920:25
6:34
-0:04
20K
12.43 mi11:24:201:22:196:3720:19
6:32
-0:02
Half
13.11 mi11:28:441:26:436:374:24
6:27
-0:05
25K
15.53 mi11:44:391:42:386:3615:55
6:34
+0:07
30K
18.64 mi12:05:002:02:596:3620:21
6:33
-0:01
20M
20.00 mi12:13:582:11:576:368:58
6:36
+0:03
21M
21.00 mi12:20:582:18:576:377:00
7:00
+0:24
35K
21.75 mi12:25:502:23:496:374:52
6:30
-0:30
23M
23.00 mi12:34:272:32:266:388:37
6:53
+0:23
24M
24.00 mi12:41:112:39:106:386:44
6:44
-0:09
40K
24.85 mi12:47:152:45:146:396:04
7:06
+0:22
25.2M
25.20 mi12:49:522:47:516:402:37
7:35
+0:29
Finish
26.22 mi12:56:562:54:556:417:04
6:56
-0:39

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

6:27 /mi

Average Pace

6:41 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:46:14

95% of race

Time at Steady Pace

8:41

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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 mi10:22:5920:586:4520:58
6:45
#4146
10K
6.21 mi10:43:3641:356:4220:37
6:38
#3906
15K
9.32 mi11:04:011:02:006:3920:25
6:34
#3587
20K
12.43 mi11:24:201:22:196:3720:19
6:32
#3250
Half
13.11 mi11:28:441:26:436:374:24
6:27
#3195
25K
15.53 mi11:44:391:42:386:3615:55
6:34
#3047
30K
18.64 mi12:05:002:02:596:3620:21
6:33
#2739
20M
20.00 mi12:13:582:11:576:368:58
6:36
#2639
21M
21.00 mi12:20:582:18:576:377:00
7:00
#2565
35K
21.75 mi12:25:502:23:496:374:52
6:30
#2535
23M
23.00 mi12:34:272:32:266:388:37
6:53
#2513
24M
24.00 mi12:41:112:39:106:386:44
6:44
#2524
40K
24.85 mi12:47:152:45:146:396:04
7:06
#2585
25.2M
25.20 mi12:49:522:47:516:402:37
7:35
#2614
Finish
26.22 mi12:56:562:54:556:417:04
6:56
#2678
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4146388238823086(Top 12%)2940(Top 19%)2940(Top 56%)
10K6.21 mi3.10 mi3906+2403676+2063676+2063781(Top 14%)3565(Top 23%)3565(Top 67%)
15K9.32 mi3.11 mi3587+3193389+2873389+2873086(Top 12%)2940(Top 19%)2940(Top 56%)
20K12.43 mi3.11 mi3250+3373092+2973092+2972525(Top 9%)2417(Top 16%)2417(Top 46%)
Half13.11 mi0.68 mi3195+553041+513041+512547(Top 10%)2441(Top 16%)2441(Top 46%)
25K15.53 mi2.42 mi3047+1482905+1362905+1362527(Top 9%)2417(Top 16%)2417(Top 46%)
30K18.64 mi3.11 mi2739+3082618+2872618+2871766(Top 7%)1689(Top 11%)1689(Top 32%)
20M20.00 mi1.36 mi2639+1002521+972521+971873(Top 7%)1785(Top 12%)1785(Top 34%)
21M21.00 mi1.00 mi2565+742454+672454+672171(Top 8%)2049(Top 14%)2049(Top 39%)
35K21.75 mi0.75 mi2535+302426+282426+282502(Top 9%)2361(Top 16%)2361(Top 45%)
23M23.00 mi1.25 mi2513+222403+232403+233154(Top 12%)2931(Top 19%)2931(Top 55%)
24M24.00 mi1.00 mi2524-112412-92412-93334(Top 13%)3072(Top 20%)3072(Top 58%)
40K24.85 mi0.85 mi2585-612468-562468-564394(Top 17%)3895(Top 26%)3895(Top 74%)
25.2M25.20 mi0.35 mi2614-292494-262494-264430(Top 17%)3843(Top 25%)3843(Top 73%)
Finish26.22 mi1.02 mi2678-642549-552549-554875(Top 18%)4172(Top 27%)4172(Top 79%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3086

Males

2940

M18-39

2940

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3781

Males

3565

M18-39

3565

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3086

Males

2940

M18-39

2940

15K→20K

9.3 - 12.4 mi

Top 9%
×5stories
+106ft-86ft

Overall

2525

Males

2417

M18-39

2417

20K→Half

12.4 - 13.1 mi

Top 10%
×2stories
+19ft-37ft

Overall

2547

Males

2441

M18-39

2441

Half→25K

13.1 - 15.5 mi

Top 9%
×4stories
+66ft-88ft

Overall

2527

Males

2417

M18-39

2417

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1766

Males

1689

M18-39

1689

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1873

Males

1785

M18-39

1785

20M→21M

20.0 - 21.0 mi

Top 8%
×8stories
+106ft-24ft

Overall

2171

Males

2049

M18-39

2049

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2502

Males

2361

M18-39

2361

35K→23M

21.8 - 23.0 mi

Top 12%
×5stories
+23ft-63ft

Overall

3154

Males

2931

M18-39

2931

23M→24M

23.0 - 24.0 mi

Top 13%
×6stories
+12ft-82ft

Overall

3334

Males

3072

M18-39

3072

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4394

Males

3895

M18-39

3895

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4430

Males

3843

M18-39

3843

25.2M→Finish

25.2 - 26.2 mi

Top 18%
×2stories
+22ft-21ft

Overall

4875

Males

4172

M18-39

4172

Passing Analysis

Category:
Athletes Passed
1903
Passed By
435
Net Change
+1468
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4146
5K → 10K367127+240#4146#3906
10K → 15K33516+319#3906#3587
15K → 20K3392+337#3587#3250
20K → Half572+55#3250#3195
Half → 25K1568+148#3195#3047
25K → 30K3102+308#3047#2739
30K → 20M1022+100#2739#2639
20M → 21M817+74#2639#2565
21M → 35K333+30#2565#2535
35K → 23M5432+22#2535#2513
23M → 24M2435-11#2513#2524
24M → 40K1879-61#2524#2585
40K → 25.2M736-29#2585#2614
25.2M → Finish2084-64#2614#2678
TOTALS1903435+1468
📊

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