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BOSTON MARATHON 2023

Jordan Williams

Bib: 450•M

WI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 4%
Division (M18-39)
#0 / 5285
Top 10%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
18:01
Rank: #388
Start → 5K
18:01 | 5:48/mi
10K· 6.21 mi
36:00
Rank: #398 (-10)
5K → 10K
17:59 | 5:47/mi
15K· 9.32 mi
54:23
Rank: #428 (-30)
10K → 15K
18:23 | 5:55/mi
20K· 12.43 mi
1:14:03
Rank: #594 (-166)
15K → 20K
19:40 | 6:20/mi
Half· 13.11 mi
1:18:08
Rank: #602 (-8)
20K → Half
4:05 | 5:59/mi
25K· 15.53 mi
1:32:53
Rank: #595 (+7)
Half → 25K
14:45 | 6:05/mi
30K· 18.64 mi
1:52:08
Rank: #599 (-4)
25K → 30K
19:15 | 6:12/mi
20M
2:00:34
Rank: #599
30K → 20M
8:26 | 6:12/mi
21M
2:07:07
Rank: #601 (-2)
20M → 21M
6:33 | 6:33/mi
35K· 21.75 mi
2:11:41
Rank: #606 (-5)
21M → 35K
4:34 | 6:06/mi
23M
2:19:42
Rank: #614 (-8)
35K → 23M
8:01 | 6:24/mi
24M
2:25:53
Rank: #621 (-7)
23M → 24M
6:11 | 6:11/mi
40K· 24.85 mi
2:31:24
Rank: #627 (-6)
24M → 40K
5:31 | 6:27/mi
25.2M
2:33:46
Rank: #630 (-3)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:40:18
Rank: #647 (-17)
25.2M → Finish
6:32 | 6:25/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:18:08
Pace5:58 /mi
2nd Half
Distance13.11 mi
Time1:22:10
Pace6:16 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:18:0418:015:4818:01
5:48
-
10K
6.21 mi10:36:0336:005:4817:59
5:47
-0:01
15K
9.32 mi10:54:2654:235:5018:23
5:55
+0:08
20K
12.43 mi11:14:061:14:035:5819:40
6:20
+0:25
Half
13.11 mi11:18:111:18:085:584:05
5:59
-0:21
25K
15.53 mi11:32:561:32:535:5914:45
6:05
+0:06
30K
18.64 mi11:52:111:52:086:0119:15
6:12
+0:07
20M
20.00 mi12:00:372:00:346:028:26
6:12
0:00
21M
21.00 mi12:07:102:07:076:036:33
6:33
+0:21
35K
21.75 mi12:11:442:11:416:034:34
6:06
-0:27
23M
23.00 mi12:19:452:19:426:048:01
6:24
+0:18
24M
24.00 mi12:25:562:25:536:056:11
6:11
-0:13
40K
24.85 mi12:31:272:31:246:055:31
6:27
+0:16
25.2M
25.20 mi12:33:492:33:466:062:22
6:52
+0:25
Finish
26.22 mi12:40:212:40:186:076:32
6:25
-0:27

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

5:47 /mi

Average Pace

6:07 /mi

Slowest Pace

6:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:11:19

82% of race

Time at Steady Pace

26:37

17% of race

Time at Slower Pace

2:22

1% of race

Average Pace: 6:07 /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 mi10:18:0418:015:4818:01
5:48
#388
10K
6.21 mi10:36:0336:005:4817:59
5:47
#398
15K
9.32 mi10:54:2654:235:5018:23
5:55
#428
20K
12.43 mi11:14:061:14:035:5819:40
6:20
#594
Half
13.11 mi11:18:111:18:085:584:05
5:59
#602
25K
15.53 mi11:32:561:32:535:5914:45
6:05
#595
30K
18.64 mi11:52:111:52:086:0119:15
6:12
#599
20M
20.00 mi12:00:372:00:346:028:26
6:12
#599
21M
21.00 mi12:07:102:07:076:036:33
6:33
#601
35K
21.75 mi12:11:442:11:416:034:34
6:06
#606
23M
23.00 mi12:19:452:19:426:048:01
6:24
#614
24M
24.00 mi12:25:562:25:536:056:11
6:11
#621
40K
24.85 mi12:31:272:31:246:055:31
6:27
#627
25.2M
25.20 mi12:33:492:33:466:062:22
6:52
#630
Finish
26.22 mi12:40:212:40:186:076:32
6:25
#647
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi388353353548(Top 2%)506(Top 3%)506(Top 10%)
10K6.21 mi3.10 mi398-10363-10363-10413(Top 2%)378(Top 2%)378(Top 7%)
15K9.32 mi3.11 mi428-30393-30393-30548(Top 2%)506(Top 3%)506(Top 10%)
20K12.43 mi3.11 mi594-166551-158551-1581513(Top 6%)1445(Top 10%)1445(Top 27%)
Half13.11 mi0.68 mi602-8559-8559-8711(Top 3%)670(Top 4%)670(Top 13%)
25K15.53 mi2.42 mi595+7554+5554+5703(Top 3%)662(Top 4%)662(Top 13%)
30K18.64 mi3.11 mi599-4559-5559-5673(Top 3%)636(Top 4%)636(Top 12%)
20M20.00 mi1.36 mi599559559659(Top 2%)622(Top 4%)622(Top 12%)
21M21.00 mi1.00 mi601-2561-2561-2745(Top 3%)703(Top 5%)703(Top 13%)
35K21.75 mi0.75 mi606-5566-5566-5913(Top 3%)865(Top 6%)865(Top 16%)
23M23.00 mi1.25 mi614-8574-8574-81096(Top 4%)1036(Top 7%)1036(Top 20%)
24M24.00 mi1.00 mi621-7581-7581-7944(Top 4%)893(Top 6%)893(Top 17%)
40K24.85 mi0.85 mi627-6587-6587-61355(Top 5%)1278(Top 8%)1278(Top 24%)
25.2M25.20 mi0.35 mi630-3590-3590-31281(Top 5%)1211(Top 8%)1211(Top 23%)
Finish26.22 mi1.02 mi647-17606-16606-162037(Top 8%)1892(Top 12%)1892(Top 36%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

548

Males

506

M18-39

506

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

413

Males

378

M18-39

378

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

548

Males

506

M18-39

506

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1513

Males

1445

M18-39

1445

20K→Half

12.4 - 13.1 mi

Top 3%
×2stories
+19ft-37ft

Overall

711

Males

670

M18-39

670

Half→25K

13.1 - 15.5 mi

Top 3%
×4stories
+66ft-88ft

Overall

703

Males

662

M18-39

662

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

673

Males

636

M18-39

636

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

659

Males

622

M18-39

622

20M→21M

20.0 - 21.0 mi

Top 3%
×8stories
+106ft-24ft

Overall

745

Males

703

M18-39

703

21M→35K

21.0 - 21.8 mi

Top 3%
×7stories
+17ft-86ft

Overall

913

Males

865

M18-39

865

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1096

Males

1036

M18-39

1036

23M→24M

23.0 - 24.0 mi

Top 4%
×6stories
+12ft-82ft

Overall

944

Males

893

M18-39

893

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1355

Males

1278

M18-39

1278

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1281

Males

1211

M18-39

1211

25.2M→Finish

25.2 - 26.2 mi

Top 8%
×2stories
+22ft-21ft

Overall

2037

Males

1892

M18-39

1892

Passing Analysis

Category:
Athletes Passed
119
Passed By
378
Net Change
-259
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#388
5K → 10K1323-10#388#398
10K → 15K737-30#398#428
15K → 20K2168-166#428#594
20K → Half311-8#594#602
Half → 25K169+7#602#595
25K → 30K2024-4#595#599
30K → 20M15150#599#599
20M → 21M68-2#599#601
21M → 35K611-5#601#606
35K → 23M1119-8#606#614
23M → 24M512-7#614#621
24M → 40K511-6#621#627
40K → 25.2M58-3#627#630
25.2M → Finish522-17#630#647
TOTALS119378-259
📊

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