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BOSTON MARATHON 2023

Matt Johnson

Bib: 5853•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 27%
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
21:32
Rank: #5787
Start → 5K
21:32 | 6:56/mi
10K· 6.21 mi
42:34
Rank: #5423 (+364)
5K → 10K
21:02 | 6:46/mi
15K· 9.32 mi
1:03:32
Rank: #5143 (+280)
10K → 15K
20:58 | 6:45/mi
20K· 12.43 mi
1:24:39
Rank: #4943 (+200)
15K → 20K
21:07 | 6:48/mi
Half· 13.11 mi
1:29:14
Rank: #4931 (+12)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:45:55
Rank: #4870 (+61)
Half → 25K
16:41 | 6:53/mi
30K· 18.64 mi
2:08:04
Rank: #4931 (-61)
25K → 30K
22:09 | 7:08/mi
20M
2:17:45
Rank: #4879 (+52)
30K → 20M
9:41 | 7:08/mi
21M
2:25:28
Rank: #4933 (-54)
20M → 21M
7:43 | 7:43/mi
35K· 21.75 mi
2:30:29
Rank: #4859 (+74)
21M → 35K
5:01 | 6:42/mi
23M
2:39:14
Rank: #4737 (+122)
35K → 23M
8:45 | 6:59/mi
24M
2:46:10
Rank: #4695 (+42)
23M → 24M
6:56 | 6:56/mi
40K· 24.85 mi
2:52:02
Rank: #4609 (+86)
24M → 40K
5:52 | 6:52/mi
25.2M
2:54:38
Rank: #4591 (+18)
40K → 25.2M
2:36 | 7:32/mi
Finish· 26.22 mi
3:01:19
Rank: #4485 (+106)
25.2M → Finish
6:41 | 6:34/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:29:14
Pace6:48 /mi
2nd Half
Distance13.11 mi
Time1:32:05
Pace7:01 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3321:326:5621:32
6:56
-
10K
6.21 mi10:45:3542:346:5121:02
6:46
-0:10
15K
9.32 mi11:06:331:03:326:4920:58
6:45
-0:01
20K
12.43 mi11:27:401:24:396:4921:07
6:48
+0:03
Half
13.11 mi11:32:151:29:146:484:35
6:43
-0:05
25K
15.53 mi11:48:561:45:556:4916:41
6:53
+0:10
30K
18.64 mi12:11:052:08:046:5222:09
7:08
+0:15
20M
20.00 mi12:20:462:17:456:539:41
7:08
0:00
21M
21.00 mi12:28:292:25:286:567:43
7:43
+0:35
35K
21.75 mi12:33:302:30:296:555:01
6:42
-1:01
23M
23.00 mi12:42:152:39:146:558:45
6:59
+0:17
24M
24.00 mi12:49:112:46:106:556:56
6:56
-0:03
40K
24.85 mi12:55:032:52:026:555:52
6:52
-0:04
25.2M
25.20 mi12:57:392:54:386:562:36
7:32
+0:40
Finish
26.22 mi13:04:203:01:196:556:41
6:34
-0:58

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

6:34 /mi

Average Pace

6:55 /mi

Slowest Pace

7:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:51:00

94% of race

Time at Steady Pace

10:19

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:55 /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 mi10:24:3321:326:5621:32
6:56
#5787
10K
6.21 mi10:45:3542:346:5121:02
6:46
#5423
15K
9.32 mi11:06:331:03:326:4920:58
6:45
#5143
20K
12.43 mi11:27:401:24:396:4921:07
6:48
#4943
Half
13.11 mi11:32:151:29:146:484:35
6:43
#4931
25K
15.53 mi11:48:561:45:556:4916:41
6:53
#4870
30K
18.64 mi12:11:052:08:046:5222:09
7:08
#4931
20M
20.00 mi12:20:462:17:456:539:41
7:08
#4879
21M
21.00 mi12:28:292:25:286:567:43
7:43
#4933
35K
21.75 mi12:33:302:30:296:555:01
6:42
#4859
23M
23.00 mi12:42:152:39:146:558:45
6:59
#4737
24M
24.00 mi12:49:112:46:106:556:56
6:56
#4695
40K
24.85 mi12:55:032:52:026:555:52
6:52
#4609
25.2M
25.20 mi12:57:392:54:386:562:36
7:32
#4591
Finish
26.22 mi13:04:203:01:196:556:41
6:34
#4485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5787531153114592(Top 17%)4288(Top 28%)4288(Top 81%)
10K6.21 mi3.10 mi5423+3645008+3035008+3034984(Top 19%)4616(Top 30%)4616(Top 87%)
15K9.32 mi3.11 mi5143+2804769+2394769+2394592(Top 17%)4288(Top 28%)4288(Top 81%)
20K12.43 mi3.11 mi4943+2004602+1674602+1674411(Top 17%)4117(Top 27%)4117(Top 78%)
Half13.11 mi0.68 mi4931+124587+154587+154528(Top 17%)4220(Top 28%)4220(Top 80%)
25K15.53 mi2.42 mi4870+614527+604527+604809(Top 18%)4455(Top 29%)4455(Top 84%)
30K18.64 mi3.11 mi4931-614587-604587-605075(Top 19%)4661(Top 31%)4661(Top 88%)
20M20.00 mi1.36 mi4879+524532+554532+554737(Top 18%)4327(Top 29%)4327(Top 82%)
21M21.00 mi1.00 mi4933-544575-434575-435687(Top 21%)4959(Top 33%)4959(Top 94%)
35K21.75 mi0.75 mi4859+744511+644511+643627(Top 14%)3361(Top 22%)3361(Top 64%)
23M23.00 mi1.25 mi4737+1224402+1094402+1093742(Top 14%)3456(Top 23%)3456(Top 65%)
24M24.00 mi1.00 mi4695+424363+394363+394331(Top 16%)3923(Top 26%)3923(Top 74%)
40K24.85 mi0.85 mi4609+864284+794284+793139(Top 12%)2883(Top 19%)2883(Top 55%)
25.2M25.20 mi0.35 mi4591+184269+154269+154066(Top 15%)3608(Top 24%)3608(Top 68%)
Finish26.22 mi1.02 mi4485+1064173+964173+962778(Top 10%)2536(Top 17%)2536(Top 48%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4592

Males

4288

M18-39

4288

5K→10K

3.1 - 6.2 mi

Top 19%
×5stories
+79ft-138ft

Overall

4984

Males

4616

M18-39

4616

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4592

Males

4288

M18-39

4288

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4411

Males

4117

M18-39

4117

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4528

Males

4220

M18-39

4220

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4809

Males

4455

M18-39

4455

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5075

Males

4661

M18-39

4661

30K→20M

18.6 - 20.0 mi

Top 18%
×5stories
+64ft-50ft

Overall

4737

Males

4327

M18-39

4327

20M→21M

20.0 - 21.0 mi

Top 21%
×8stories
+106ft-24ft

Overall

5687

Males

4959

M18-39

4959

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3627

Males

3361

M18-39

3361

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3742

Males

3456

M18-39

3456

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4331

Males

3923

M18-39

3923

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3139

Males

2883

M18-39

2883

40K→25.2M

24.9 - 25.2 mi

Top 15%
×1story
+13ft-16ft

Overall

4066

Males

3608

M18-39

3608

25.2M→Finish

25.2 - 26.2 mi

Top 10%
×2stories
+22ft-21ft

Overall

2778

Males

2536

M18-39

2536

Passing Analysis

Category:
Athletes Passed
1892
Passed By
590
Net Change
+1302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5787
5K → 10K42965+364#5787#5423
10K → 15K31131+280#5423#5143
15K → 20K22323+200#5143#4943
20K → Half2715+12#4943#4931
Half → 25K12968+61#4931#4870
25K → 30K120181-61#4870#4931
30K → 20M8937+52#4931#4879
20M → 21M4397-54#4879#4933
21M → 35K806+74#4933#4859
35K → 23M13614+122#4859#4737
23M → 24M7230+42#4737#4695
24M → 40K9610+86#4695#4609
40K → 25.2M279+18#4609#4591
25.2M → Finish1104+106#4591#4485
TOTALS1892590+1302
📊

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