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BOSTON MARATHON 2023

Alexander Williams

Bib: 6785•M

OR

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0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 46%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:01
Rank: #4296
Start → 5K
21:01 | 6:46/mi
10K· 6.21 mi
41:53
Rank: #4381 (-85)
5K → 10K
20:52 | 6:43/mi
15K· 9.32 mi
1:02:42
Rank: #4281 (+100)
10K → 15K
20:49 | 6:42/mi
20K· 12.43 mi
1:23:29
Rank: #4026 (+255)
15K → 20K
20:47 | 6:41/mi
Half· 13.11 mi
1:28:00
Rank: #4007 (+19)
20K → Half
4:31 | 6:37/mi
25K· 15.53 mi
1:44:09
Rank: #3815 (+192)
Half → 25K
16:09 | 6:40/mi
30K· 18.64 mi
2:05:32
Rank: #3723 (+92)
25K → 30K
21:23 | 6:53/mi
20M
2:14:57
Rank: #3670 (+53)
30K → 20M
9:25 | 6:56/mi
21M
2:22:11
Rank: #3617 (+53)
20M → 21M
7:14 | 7:14/mi
35K· 21.75 mi
2:27:07
Rank: #3575 (+42)
21M → 35K
4:56 | 6:36/mi
23M
2:35:41
Rank: #3480 (+95)
35K → 23M
8:34 | 6:51/mi
24M
2:42:25
Rank: #3462 (+18)
23M → 24M
6:44 | 6:44/mi
40K· 24.85 mi
2:48:27
Rank: #3475 (-13)
24M → 40K
6:02 | 7:03/mi
25.2M
2:51:04
Rank: #3472 (+3)
40K → 25.2M
2:37 | 7:35/mi
Finish· 26.22 mi
2:58:21
Rank: #3600 (-128)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:00
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:30:21
Pace6:54 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:5021:016:4621:01
6:46
-
10K
6.21 mi10:45:4241:536:4420:52
6:43
-0:03
15K
9.32 mi11:06:311:02:426:4420:49
6:42
-0:01
20K
12.43 mi11:27:181:23:296:4320:47
6:41
-0:01
Half
13.11 mi11:31:491:28:006:434:31
6:37
-0:04
25K
15.53 mi11:47:581:44:096:4216:09
6:40
+0:03
30K
18.64 mi12:09:212:05:326:4421:23
6:53
+0:13
20M
20.00 mi12:18:462:14:576:459:25
6:56
+0:03
21M
21.00 mi12:26:002:22:116:467:14
7:14
+0:18
35K
21.75 mi12:30:562:27:076:464:56
6:36
-0:38
23M
23.00 mi12:39:302:35:416:468:34
6:51
+0:15
24M
24.00 mi12:46:142:42:256:466:44
6:44
-0:07
40K
24.85 mi12:52:162:48:276:476:02
7:03
+0:19
25.2M
25.20 mi12:54:532:51:046:472:37
7:35
+0:32
Finish
26.22 mi13:02:102:58:216:487:17
7:09
-0:26

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

6:36 /mi

Average Pace

6:48 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:44

99% of race

Time at Steady Pace

2:37

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:24:5021:016:4621:01
6:46
#4296
10K
6.21 mi10:45:4241:536:4420:52
6:43
#4381
15K
9.32 mi11:06:311:02:426:4420:49
6:42
#4281
20K
12.43 mi11:27:181:23:296:4320:47
6:41
#4026
Half
13.11 mi11:31:491:28:006:434:31
6:37
#4007
25K
15.53 mi11:47:581:44:096:4216:09
6:40
#3815
30K
18.64 mi12:09:212:05:326:4421:23
6:53
#3723
20M
20.00 mi12:18:462:14:576:459:25
6:56
#3670
21M
21.00 mi12:26:002:22:116:467:14
7:14
#3617
35K
21.75 mi12:30:562:27:076:464:56
6:36
#3575
23M
23.00 mi12:39:302:35:416:468:34
6:51
#3480
24M
24.00 mi12:46:142:42:256:466:44
6:44
#3462
40K
24.85 mi12:52:162:48:276:476:02
7:03
#3475
25.2M
25.20 mi12:54:532:51:046:472:37
7:35
#3472
Finish
26.22 mi13:02:102:58:216:487:17
7:09
#3600
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4296401440144122(Top 15%)3868(Top 25%)3868(Top 73%)
10K6.21 mi3.10 mi4381-854102-884102-884491(Top 17%)4196(Top 28%)4196(Top 79%)
15K9.32 mi3.11 mi4281+1004009+934009+934122(Top 15%)3868(Top 25%)3868(Top 73%)
20K12.43 mi3.11 mi4026+2553783+2263783+2263492(Top 13%)3306(Top 22%)3306(Top 63%)
Half13.11 mi0.68 mi4007+193765+183765+183591(Top 13%)3399(Top 22%)3399(Top 64%)
25K15.53 mi2.42 mi3815+1923602+1633602+1633078(Top 12%)2935(Top 19%)2935(Top 56%)
30K18.64 mi3.11 mi3723+923517+853517+853538(Top 13%)3322(Top 22%)3322(Top 63%)
20M20.00 mi1.36 mi3670+533466+513466+513588(Top 13%)3347(Top 22%)3347(Top 63%)
21M21.00 mi1.00 mi3617+533421+453421+453281(Top 12%)3061(Top 20%)3061(Top 58%)
35K21.75 mi0.75 mi3575+423382+393382+392985(Top 11%)2796(Top 18%)2796(Top 53%)
23M23.00 mi1.25 mi3480+953290+923290+922910(Top 11%)2720(Top 18%)2720(Top 51%)
24M24.00 mi1.00 mi3462+183271+193271+193286(Top 12%)3041(Top 20%)3041(Top 58%)
40K24.85 mi0.85 mi3475-133283-123283-124121(Top 15%)3682(Top 24%)3682(Top 70%)
25.2M25.20 mi0.35 mi3472+33280+33280+34266(Top 16%)3736(Top 25%)3736(Top 71%)
Finish26.22 mi1.02 mi3600-1283386-1063386-1066056(Top 23%)4963(Top 33%)4963(Top 94%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4122

Males

3868

M18-39

3868

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4491

Males

4196

M18-39

4196

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4122

Males

3868

M18-39

3868

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3492

Males

3306

M18-39

3306

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3591

Males

3399

M18-39

3399

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3078

Males

2935

M18-39

2935

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3538

Males

3322

M18-39

3322

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3588

Males

3347

M18-39

3347

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3281

Males

3061

M18-39

3061

21M→35K

21.0 - 21.8 mi

Top 11%
×7stories
+17ft-86ft

Overall

2985

Males

2796

M18-39

2796

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

2910

Males

2720

M18-39

2720

23M→24M

23.0 - 24.0 mi

Top 12%
×6stories
+12ft-82ft

Overall

3286

Males

3041

M18-39

3041

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

4121

Males

3682

M18-39

3682

40K→25.2M

24.9 - 25.2 mi

Top 16%
×1story
+13ft-16ft

Overall

4266

Males

3736

M18-39

3736

25.2M→Finish

25.2 - 26.2 mi

Top 23%
×2stories
+22ft-21ft

Overall

6056

Males

4963

M18-39

4963

Passing Analysis

Category:
Athletes Passed
1464
Passed By
768
Net Change
+696
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4296
5K → 10K178263-85#4296#4381
10K → 15K18484+100#4381#4281
15K → 20K26510+255#4281#4026
20K → Half278+19#4026#4007
Half → 25K20816+192#4007#3815
25K → 30K14957+92#3815#3723
30K → 20M8330+53#3723#3670
20M → 21M7623+53#3670#3617
21M → 35K5614+42#3617#3575
35K → 23M11419+95#3575#3480
23M → 24M5032+18#3480#3462
24M → 40K3447-13#3462#3475
40K → 25.2M2017+3#3475#3472
25.2M → Finish20148-128#3472#3600
TOTALS1464768+696
📊

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