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BOSTON MARATHON 2023

Matthew Brotherton

Bib: 27152•M

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:50
Rank: #20253
Start → 5K
27:50 | 8:58/mi
10K· 6.21 mi
53:52
Rank: #18932 (+1321)
5K → 10K
26:02 | 8:23/mi
15K· 9.32 mi
1:23:57
Rank: #20603 (-1671)
10K → 15K
30:05 | 9:41/mi
20K· 12.43 mi
1:53:16
Rank: #20838 (-235)
15K → 20K
29:19 | 9:26/mi
Half· 13.11 mi
1:59:25
Rank: #20820 (+18)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:23:25
Rank: #21068 (-248)
Half → 25K
24:00 | 9:54/mi
30K· 18.64 mi
2:56:53
Rank: #21448 (-380)
25K → 30K
33:28 | 10:46/mi
20M
3:12:23
Rank: #21634 (-186)
30K → 20M
15:30 | 11:24/mi
21M
3:23:50
Rank: #21666 (-32)
20M → 21M
11:27 | 11:27/mi
35K· 21.75 mi
3:32:50
Rank: #21857 (-191)
21M → 35K
9:00 | 12:02/mi
23M
3:46:48
Rank: #21912 (-55)
35K → 23M
13:58 | 11:09/mi
24M
4:00:23
Rank: #22218 (-306)
23M → 24M
13:35 | 13:35/mi
40K· 24.85 mi
4:08:15
Rank: #22076 (+142)
24M → 40K
7:52 | 9:12/mi
25.2M
4:11:57
Rank: #22039 (+37)
40K → 25.2M
3:42 | 10:44/mi
Finish· 26.22 mi
4:20:37
Rank: #21897 (+142)
25.2M → Finish
8:40 | 8:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:25
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:21:12
Pace10:46 /mi
📊Positive Split: 18.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:0127:508:5827:50
8:58
-
10K
6.21 mi12:11:0353:528:4026:02
8:23
-0:35
15K
9.32 mi12:41:081:23:579:0030:05
9:41
+1:18
20K
12.43 mi13:10:271:53:169:0729:19
9:26
-0:15
Half
13.11 mi13:16:361:59:259:076:09
9:01
-0:25
25K
15.53 mi13:40:362:23:259:1424:00
9:54
+0:53
30K
18.64 mi14:14:042:56:539:2933:28
10:46
+0:52
20M
20.00 mi14:29:343:12:239:3715:30
11:24
+0:38
21M
21.00 mi14:41:013:23:509:4211:27
11:27
+0:03
35K
21.75 mi14:50:013:32:509:479:00
12:02
+0:35
23M
23.00 mi15:03:593:46:489:5213:58
11:09
-0:53
24M
24.00 mi15:17:344:00:2310:0113:35
13:35
+2:26
40K
24.85 mi15:25:264:08:159:597:52
9:12
-4:23
25.2M
25.20 mi15:29:084:11:5710:003:42
10:44
+1:32
Finish
26.22 mi15:37:484:20:379:578:40
8:30
-2:14

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

8:23 /mi

Average Pace

9:57 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:41

26% of race

Time at Steady Pace

1:31:16

35% of race

Time at Slower Pace

1:40:40

39% of race

Average Pace: 9:56 /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 mi11:45:0127:508:5827:50
8:58
#20253
10K
6.21 mi12:11:0353:528:4026:02
8:23
#18932
15K
9.32 mi12:41:081:23:579:0030:05
9:41
#20603
20K
12.43 mi13:10:271:53:169:0729:19
9:26
#20838
Half
13.11 mi13:16:361:59:259:076:09
9:01
#20820
25K
15.53 mi13:40:362:23:259:1424:00
9:54
#21068
30K
18.64 mi14:14:042:56:539:2933:28
10:46
#21448
20M
20.00 mi14:29:343:12:239:3715:30
11:24
#21634
21M
21.00 mi14:41:013:23:509:4211:27
11:27
#21666
35K
21.75 mi14:50:013:32:509:479:00
12:02
#21857
23M
23.00 mi15:03:593:46:489:5213:58
11:09
#21912
24M
24.00 mi15:17:344:00:2310:0113:35
13:35
#22218
40K
24.85 mi15:25:264:08:159:597:52
9:12
#22076
25.2M
25.20 mi15:29:084:11:5710:003:42
10:44
#22039
Finish
26.22 mi15:37:484:20:379:578:40
8:30
#21897
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi20253122611226122753(Top 85%)13519(Top 89%)13519(Top 600%)
10K6.21 mi3.10 mi18932+132111810+45111810+45117447(Top 66%)11279(Top 74%)11279(Top 501%)
15K9.32 mi3.11 mi20603-167112508-69812508-69822753(Top 85%)13519(Top 89%)13519(Top 600%)
20K12.43 mi3.11 mi20838-23512634-12612634-12621342(Top 80%)12894(Top 85%)12894(Top 573%)
Half13.11 mi0.68 mi20820+1812629+512629+520495(Top 77%)12520(Top 82%)12520(Top 556%)
25K15.53 mi2.42 mi21068-24812748-11912748-11921980(Top 83%)13129(Top 87%)13129(Top 583%)
30K18.64 mi3.11 mi21448-38012898-15012898-15022732(Top 85%)13393(Top 88%)13393(Top 595%)
20M20.00 mi1.36 mi21634-18612971-7312971-7323361(Top 88%)13623(Top 90%)13623(Top 605%)
21M21.00 mi1.00 mi21666-3212976-512976-521789(Top 82%)12884(Top 85%)12884(Top 572%)
35K21.75 mi0.75 mi21857-19113053-7713053-7724702(Top 93%)14172(Top 93%)14172(Top 629%)
23M23.00 mi1.25 mi21912-5513069-1613069-1622642(Top 85%)13220(Top 87%)13220(Top 587%)
24M24.00 mi1.00 mi22218-30613198-12913198-12925849(Top 97%)14733(Top 97%)14733(Top 654%)
40K24.85 mi0.85 mi22076+14213120+7813120+7817099(Top 64%)10627(Top 70%)10627(Top 472%)
25.2M25.20 mi0.35 mi22039+3713104+1613104+1619772(Top 74%)11824(Top 78%)11824(Top 525%)
Finish26.22 mi1.02 mi21897+14213022+8213022+8215451(Top 58%)9936(Top 65%)9936(Top 441%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

22753

Males

13519

M45-49

13519

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17447

Males

11279

M45-49

11279

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

22753

Males

13519

M45-49

13519

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21342

Males

12894

M45-49

12894

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20495

Males

12520

M45-49

12520

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

21980

Males

13129

M45-49

13129

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

22732

Males

13393

M45-49

13393

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

23361

Males

13623

M45-49

13623

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21789

Males

12884

M45-49

12884

21M→35K

21.0 - 21.8 mi

Top 93%
×7stories
+17ft-86ft

Overall

24702

Males

14172

M45-49

14172

35K→23M

21.8 - 23.0 mi

Top 85%
×5stories
+23ft-63ft

Overall

22642

Males

13220

M45-49

13220

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

25849

Males

14733

M45-49

14733

24M→40K

24.0 - 24.9 mi

Top 64%
×1story
+6ft-20ft

Overall

17099

Males

10627

M45-49

10627

40K→25.2M

24.9 - 25.2 mi

Top 74%
×1story
+13ft-16ft

Overall

19772

Males

11824

M45-49

11824

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

15451

Males

9936

M45-49

9936

Passing Analysis

Category:
Athletes Passed
2030
Passed By
3674
Net Change
-1644
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20253
5K → 10K136342+1321#20253#18932
10K → 15K81679-1671#18932#20603
15K → 20K87322-235#20603#20838
20K → Half3719+18#20838#20820
Half → 25K42290-248#20820#21068
25K → 30K41421-380#21068#21448
30K → 20M26212-186#21448#21634
20M → 21M4779-32#21634#21666
21M → 35K8199-191#21666#21857
35K → 23M3893-55#21857#21912
23M → 24M5311-306#21912#22218
24M → 40K1442+142#22218#22076
40K → 25.2M425+37#22076#22039
25.2M → Finish1420+142#22039#21897
TOTALS20303674-1644
📊

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