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BOSTON MARATHON 2023

Brian Weston

Bib: 7372•M

MI

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 42%
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
24:34
Rank: #13284
Start → 5K
24:34 | 7:54/mi
10K· 6.21 mi
49:27
Rank: #14050 (-766)
5K → 10K
24:53 | 8:01/mi
15K· 9.32 mi
1:13:58
Rank: #13861 (+189)
10K → 15K
24:31 | 7:53/mi
20K· 12.43 mi
1:38:38
Rank: #13591 (+270)
15K → 20K
24:40 | 7:56/mi
Half· 13.11 mi
1:43:48
Rank: #13458 (+133)
20K → Half
5:10 | 7:34/mi
25K· 15.53 mi
2:02:36
Rank: #12977 (+481)
Half → 25K
18:48 | 7:45/mi
30K· 18.64 mi
2:27:06
Rank: #12396 (+581)
25K → 30K
24:30 | 7:53/mi
20M
2:37:40
Rank: #12071 (+325)
30K → 20M
10:34 | 7:47/mi
21M
2:45:50
Rank: #11830 (+241)
20M → 21M
8:10 | 8:10/mi
35K· 21.75 mi
2:51:32
Rank: #11741 (+89)
21M → 35K
5:42 | 7:37/mi
23M
3:01:18
Rank: #11486 (+255)
35K → 23M
9:46 | 7:48/mi
24M
3:09:08
Rank: #11411 (+75)
23M → 24M
7:50 | 7:50/mi
40K· 24.85 mi
3:15:53
Rank: #11308 (+103)
24M → 40K
6:45 | 7:54/mi
25.2M
3:18:52
Rank: #11287 (+21)
40K → 25.2M
2:59 | 8:39/mi
Finish· 26.22 mi
3:26:46
Rank: #11215 (+72)
25.2M → Finish
7:54 | 7:45/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:43:48
Pace7:55 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:42:58
Pace7:51 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:29:5724:347:5424:34
7:54
-
10K
6.21 mi10:54:5049:277:5724:53
8:01
+0:07
15K
9.32 mi11:19:211:13:587:5624:31
7:53
-0:08
20K
12.43 mi11:44:011:38:387:5624:40
7:56
+0:03
Half
13.11 mi11:49:111:43:487:555:10
7:34
-0:22
25K
15.53 mi12:07:592:02:367:5418:48
7:45
+0:11
30K
18.64 mi12:32:292:27:067:5324:30
7:53
+0:08
20M
20.00 mi12:43:032:37:407:5310:34
7:47
-0:06
21M
21.00 mi12:51:132:45:507:548:10
8:10
+0:23
35K
21.75 mi12:56:552:51:327:535:42
7:37
-0:33
23M
23.00 mi13:06:413:01:187:539:46
7:48
+0:11
24M
24.00 mi13:14:313:09:087:537:50
7:50
+0:02
40K
24.85 mi13:21:163:15:537:536:45
7:54
+0:04
25.2M
25.20 mi13:24:153:18:527:532:59
8:39
+0:45
Finish
26.22 mi13:32:093:26:467:547:54
7:45
-0:54

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

7:34 /mi

Average Pace

7:54 /mi

Slowest Pace

8:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:23:47

99% of race

Time at Steady Pace

2:59

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:53 /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 mi10:29:5724:347:5424:34
7:54
#13284
10K
6.21 mi10:54:5049:277:5724:53
8:01
#14050
15K
9.32 mi11:19:211:13:587:5624:31
7:53
#13861
20K
12.43 mi11:44:011:38:387:5624:40
7:56
#13591
Half
13.11 mi11:49:111:43:487:555:10
7:34
#13458
25K
15.53 mi12:07:592:02:367:5418:48
7:45
#12977
30K
18.64 mi12:32:292:27:067:5324:30
7:53
#12396
20M
20.00 mi12:43:032:37:407:5310:34
7:47
#12071
21M
21.00 mi12:51:132:45:507:548:10
8:10
#11830
35K
21.75 mi12:56:552:51:327:535:42
7:37
#11741
23M
23.00 mi13:06:413:01:187:539:46
7:48
#11486
24M
24.00 mi13:14:313:09:087:537:50
7:50
#11411
40K
24.85 mi13:21:163:15:537:536:45
7:54
#11308
25.2M
25.20 mi13:24:153:18:527:532:59
8:39
#11287
Finish
26.22 mi13:32:093:26:467:547:54
7:45
#11215
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi132849663966313427(Top 50%)9664(Top 64%)9664(Top 183%)
10K6.21 mi3.10 mi14050-7669958-2959958-29514846(Top 56%)10248(Top 68%)10248(Top 194%)
15K9.32 mi3.11 mi13861+1899869+899869+8913427(Top 50%)9664(Top 64%)9664(Top 183%)
20K12.43 mi3.11 mi13591+2709735+1349735+13412925(Top 49%)9402(Top 62%)9402(Top 178%)
Half13.11 mi0.68 mi13458+1339681+549681+5410777(Top 40%)8503(Top 56%)8503(Top 161%)
25K15.53 mi2.42 mi12977+4819469+2129469+21210722(Top 40%)8358(Top 55%)8358(Top 158%)
30K18.64 mi3.11 mi12396+5819183+2869183+28610020(Top 38%)7839(Top 52%)7839(Top 148%)
20M20.00 mi1.36 mi12071+3259013+1709013+1708689(Top 33%)7022(Top 46%)7022(Top 133%)
21M21.00 mi1.00 mi11830+2418892+1218892+1218420(Top 32%)6726(Top 44%)6726(Top 127%)
35K21.75 mi0.75 mi11741+898847+458847+459403(Top 35%)7308(Top 48%)7308(Top 138%)
23M23.00 mi1.25 mi11486+2558708+1398708+1398417(Top 32%)6659(Top 44%)6659(Top 126%)
24M24.00 mi1.00 mi11411+758654+548654+5410023(Top 38%)7404(Top 49%)7404(Top 140%)
40K24.85 mi0.85 mi11308+1038587+678587+679302(Top 35%)6988(Top 46%)6988(Top 132%)
25.2M25.20 mi0.35 mi11287+218560+278560+2710417(Top 39%)7515(Top 50%)7515(Top 142%)
Finish26.22 mi1.02 mi11215+728500+608500+6010304(Top 39%)7449(Top 49%)7449(Top 141%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

13427

Males

9664

M18-39

9664

5K→10K

3.1 - 6.2 mi

Top 56%
×5stories
+79ft-138ft

Overall

14846

Males

10248

M18-39

10248

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

13427

Males

9664

M18-39

9664

15K→20K

9.3 - 12.4 mi

Top 49%
×5stories
+106ft-86ft

Overall

12925

Males

9402

M18-39

9402

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10777

Males

8503

M18-39

8503

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10722

Males

8358

M18-39

8358

25K→30K

15.5 - 18.6 mi

Top 38%
×9stories
+181ft-148ft

Overall

10020

Males

7839

M18-39

7839

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8689

Males

7022

M18-39

7022

20M→21M

20.0 - 21.0 mi

Top 32%
×8stories
+106ft-24ft

Overall

8420

Males

6726

M18-39

6726

21M→35K

21.0 - 21.8 mi

Top 35%
×7stories
+17ft-86ft

Overall

9403

Males

7308

M18-39

7308

35K→23M

21.8 - 23.0 mi

Top 32%
×5stories
+23ft-63ft

Overall

8417

Males

6659

M18-39

6659

23M→24M

23.0 - 24.0 mi

Top 38%
×6stories
+12ft-82ft

Overall

10023

Males

7404

M18-39

7404

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9302

Males

6988

M18-39

6988

40K→25.2M

24.9 - 25.2 mi

Top 39%
×1story
+13ft-16ft

Overall

10417

Males

7515

M18-39

7515

25.2M→Finish

25.2 - 26.2 mi

Top 39%
×2stories
+22ft-21ft

Overall

10304

Males

7449

M18-39

7449

Passing Analysis

Category:
Athletes Passed
3220
Passed By
1151
Net Change
+2069
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13284
5K → 10K72838-766#13284#14050
10K → 15K294105+189#14050#13861
15K → 20K32454+270#13861#13591
20K → Half1341+133#13591#13458
Half → 25K49110+481#13458#12977
25K → 30K5898+581#12977#12396
30K → 20M3250+325#12396#12071
20M → 21M2498+241#12071#11830
21M → 35K10617+89#11830#11741
35K → 23M2627+255#11741#11486
23M → 24M10227+75#11486#11411
24M → 40K12017+103#11411#11308
40K → 25.2M4625+21#11308#11287
25.2M → Finish10634+72#11287#11215
TOTALS32201151+2069
📊

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