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BOSTON MARATHON 2023

Thomas Williams

Bib: 6986•M

NY

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 41%
Gender (Male)
#0 / 15176
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:29
Rank: #7729
Start → 5K
22:29 | 7:14/mi
10K· 6.21 mi
44:46
Rank: #7800 (-71)
5K → 10K
22:17 | 7:10/mi
15K· 9.32 mi
1:07:37
Rank: #8134 (-334)
10K → 15K
22:51 | 7:21/mi
20K· 12.43 mi
1:30:39
Rank: #8206 (-72)
15K → 20K
23:02 | 7:25/mi
Half· 13.11 mi
1:35:42
Rank: #8256 (-50)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:54:33
Rank: #8632 (-376)
Half → 25K
18:51 | 7:46/mi
30K· 18.64 mi
2:19:12
Rank: #8892 (-260)
25K → 30K
24:39 | 7:56/mi
20M
2:30:40
Rank: #9220 (-328)
30K → 20M
11:28 | 8:26/mi
21M
2:39:54
Rank: #9545 (-325)
20M → 21M
9:14 | 9:14/mi
35K· 21.75 mi
2:46:22
Rank: #9795 (-250)
21M → 35K
6:28 | 8:39/mi
23M
2:57:53
Rank: #10275 (-480)
35K → 23M
11:31 | 9:12/mi
24M
3:07:45
Rank: #10915 (-640)
23M → 24M
9:52 | 9:52/mi
40K· 24.85 mi
3:15:17
Rank: #11086 (-171)
24M → 40K
7:32 | 8:49/mi
25.2M
3:18:20
Rank: #11091 (-5)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:26:07
Rank: #11013 (+78)
25.2M → Finish
7:47 | 7:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:42
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:50:25
Pace8:25 /mi
📊Positive Split: 15.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:0022:297:1422:29
7:14
-
10K
6.21 mi10:48:1744:467:1222:17
7:10
-0:04
15K
9.32 mi11:11:081:07:377:1522:51
7:21
+0:11
20K
12.43 mi11:34:101:30:397:1823:02
7:25
+0:04
Half
13.11 mi11:39:131:35:427:185:03
7:24
-0:01
25K
15.53 mi11:58:041:54:337:2218:51
7:46
+0:22
30K
18.64 mi12:22:432:19:127:2824:39
7:56
+0:10
20M
20.00 mi12:34:112:30:407:3211:28
8:26
+0:30
21M
21.00 mi12:43:252:39:547:379:14
9:14
+0:48
35K
21.75 mi12:49:532:46:227:396:28
8:39
-0:35
23M
23.00 mi13:01:242:57:537:4411:31
9:12
+0:33
24M
24.00 mi13:11:163:07:457:499:52
9:52
+0:40
40K
24.85 mi13:18:483:15:177:517:32
8:49
-1:03
25.2M
25.20 mi13:21:513:18:207:523:03
8:51
+0:02
Finish
26.22 mi13:29:383:26:077:527:47
7:38
-1:13

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

7:10 /mi

Average Pace

7:52 /mi

Slowest Pace

9:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:42

46% of race

Time at Steady Pace

51:17

25% of race

Time at Slower Pace

59:08

29% of race

Average Pace: 7:52 /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 mi10:26:0022:297:1422:29
7:14
#7729
10K
6.21 mi10:48:1744:467:1222:17
7:10
#7800
15K
9.32 mi11:11:081:07:377:1522:51
7:21
#8134
20K
12.43 mi11:34:101:30:397:1823:02
7:25
#8206
Half
13.11 mi11:39:131:35:427:185:03
7:24
#8256
25K
15.53 mi11:58:041:54:337:2218:51
7:46
#8632
30K
18.64 mi12:22:432:19:127:2824:39
7:56
#8892
20M
20.00 mi12:34:112:30:407:3211:28
8:26
#9220
21M
21.00 mi12:43:252:39:547:379:14
9:14
#9545
35K
21.75 mi12:49:532:46:227:396:28
8:39
#9795
23M
23.00 mi13:01:242:57:537:4411:31
9:12
#10275
24M
24.00 mi13:11:163:07:457:499:52
9:52
#10915
40K
24.85 mi13:18:483:15:177:517:32
8:49
#11086
25.2M
25.20 mi13:21:513:18:207:523:03
8:51
#11091
Finish
26.22 mi13:29:383:26:077:527:47
7:38
#11013
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi7729680168018972(Top 34%)7528(Top 50%)7528(Top 142%)
10K6.21 mi3.10 mi7800-716842-416842-417918(Top 30%)6886(Top 45%)6886(Top 130%)
15K9.32 mi3.11 mi8134-3347040-1987040-1988972(Top 34%)7528(Top 50%)7528(Top 142%)
20K12.43 mi3.11 mi8206-727076-367076-368619(Top 32%)7273(Top 48%)7273(Top 138%)
Half13.11 mi0.68 mi8256-507102-267102-269442(Top 35%)7792(Top 51%)7792(Top 147%)
25K15.53 mi2.42 mi8632-3767316-2147316-21410885(Top 41%)8445(Top 56%)8445(Top 160%)
30K18.64 mi3.11 mi8892-2607440-1247440-12410390(Top 39%)8032(Top 53%)8032(Top 152%)
20M20.00 mi1.36 mi9220-3287609-1697609-16913219(Top 50%)9220(Top 61%)9220(Top 174%)
21M21.00 mi1.00 mi9545-3257785-1767785-17614615(Top 55%)9759(Top 64%)9759(Top 185%)
35K21.75 mi0.75 mi9795-2507916-1317916-13116045(Top 60%)10295(Top 68%)10295(Top 195%)
23M23.00 mi1.25 mi10275-4808130-2148130-21417018(Top 64%)10692(Top 70%)10692(Top 202%)
24M24.00 mi1.00 mi10915-6408418-2888418-28820407(Top 77%)12172(Top 80%)12172(Top 230%)
40K24.85 mi0.85 mi11086-1718477-598477-5915107(Top 57%)9728(Top 64%)9728(Top 184%)
25.2M25.20 mi0.35 mi11091-58466+118466+1111521(Top 43%)8035(Top 53%)8035(Top 152%)
Finish26.22 mi1.02 mi11013+788395+718395+719537(Top 36%)7043(Top 46%)7043(Top 133%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21stories
+97ft-345ft

Overall

8972

Males

7528

M18-39

7528

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

7918

Males

6886

M18-39

6886

10K→15K

6.2 - 9.3 mi

Top 34%
×3stories
+67ft-78ft

Overall

8972

Males

7528

M18-39

7528

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8619

Males

7273

M18-39

7273

20K→Half

12.4 - 13.1 mi

Top 35%
×2stories
+19ft-37ft

Overall

9442

Males

7792

M18-39

7792

Half→25K

13.1 - 15.5 mi

Top 41%
×4stories
+66ft-88ft

Overall

10885

Males

8445

M18-39

8445

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

10390

Males

8032

M18-39

8032

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

13219

Males

9220

M18-39

9220

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

14615

Males

9759

M18-39

9759

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

16045

Males

10295

M18-39

10295

35K→23M

21.8 - 23.0 mi

Top 64%
×5stories
+23ft-63ft

Overall

17018

Males

10692

M18-39

10692

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

20407

Males

12172

M18-39

12172

24M→40K

24.0 - 24.9 mi

Top 57%
×1story
+6ft-20ft

Overall

15107

Males

9728

M18-39

9728

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

11521

Males

8035

M18-39

8035

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2stories
+22ft-21ft

Overall

9537

Males

7043

M18-39

7043

Passing Analysis

Category:
Athletes Passed
735
Passed By
4017
Net Change
-3284
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7729
5K → 10K194265-71#7729#7800
10K → 15K49383-334#7800#8134
15K → 20K101173-72#8134#8206
20K → Half1161-50#8206#8256
Half → 25K29405-376#8256#8632
25K → 30K104364-260#8632#8892
30K → 20M25353-328#8892#9220
20M → 21M28353-325#9220#9545
21M → 35K8258-250#9545#9795
35K → 23M19497-480#9795#10275
23M → 24M8648-640#10275#10915
24M → 40K26197-171#10915#11086
40K → 25.2M2732-5#11086#11091
25.2M → Finish10628+78#11091#11013
TOTALS7354017-3284
📊

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