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BOSTON MARATHON 2023

Scott Bosworth

Bib: 2734•M

CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 12%
Gender (Male)
#0 / 15176
Top 20%
Masters (Masters Men)
#0 / 9891
Top 8%
Division (M40-44)
#0 / 2241
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:49
Rank: #3662
Start → 5K
20:49 | 6:42/mi
10K· 6.21 mi
41:32
Rank: #3805 (-143)
5K → 10K
20:43 | 6:40/mi
15K· 9.32 mi
1:02:20
Rank: #3890 (-85)
10K → 15K
20:48 | 6:42/mi
20K· 12.43 mi
1:23:09
Rank: #3768 (+122)
15K → 20K
20:49 | 6:42/mi
Half· 13.11 mi
1:27:38
Rank: #3738 (+30)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:43:55
Rank: #3679 (+59)
Half → 25K
16:17 | 6:43/mi
30K· 18.64 mi
2:05:14
Rank: #3602 (+77)
25K → 30K
21:19 | 6:52/mi
20M
2:14:36
Rank: #3540 (+62)
30K → 20M
9:22 | 6:54/mi
21M
2:21:48
Rank: #3474 (+66)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:26:48
Rank: #3442 (+32)
21M → 35K
5:00 | 6:41/mi
23M
2:35:24
Rank: #3377 (+65)
35K → 23M
8:36 | 6:52/mi
24M
2:42:02
Rank: #3334 (+43)
23M → 24M
6:38 | 6:38/mi
40K· 24.85 mi
2:47:54
Rank: #3307 (+27)
24M → 40K
5:52 | 6:52/mi
25.2M
2:50:25
Rank: #3286 (+21)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:57:10
Rank: #3238 (+48)
25.2M → Finish
6:45 | 6:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:38
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:29:32
Pace6:50 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:4520:496:4220:49
6:42
-
10K
6.21 mi10:42:2841:326:4120:43
6:40
-0:02
15K
9.32 mi11:03:161:02:206:4120:48
6:42
+0:02
20K
12.43 mi11:24:051:23:096:4120:49
6:42
0:00
Half
13.11 mi11:28:341:27:386:414:29
6:34
-0:08
25K
15.53 mi11:44:511:43:556:4116:17
6:43
+0:09
30K
18.64 mi12:06:102:05:146:4321:19
6:52
+0:09
20M
20.00 mi12:15:322:14:366:449:22
6:54
+0:02
21M
21.00 mi12:22:442:21:486:457:12
7:12
+0:18
35K
21.75 mi12:27:442:26:486:455:00
6:41
-0:31
23M
23.00 mi12:36:202:35:246:458:36
6:52
+0:11
24M
24.00 mi12:42:582:42:026:456:38
6:38
-0:14
40K
24.85 mi12:48:502:47:546:455:52
6:52
+0:14
25.2M
25.20 mi12:51:212:50:256:462:31
7:18
+0:26
Finish
26.22 mi12:58:062:57:106:466:45
6:37
-0:41

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

6:46 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:39

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:45 /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 mi10:21:4520:496:4220:49
6:42
#3662
10K
6.21 mi10:42:2841:326:4120:43
6:40
#3805
15K
9.32 mi11:03:161:02:206:4120:48
6:42
#3890
20K
12.43 mi11:24:051:23:096:4120:49
6:42
#3768
Half
13.11 mi11:28:341:27:386:414:29
6:34
#3738
25K
15.53 mi11:44:511:43:556:4116:17
6:43
#3679
30K
18.64 mi12:06:102:05:146:4321:19
6:52
#3602
20M
20.00 mi12:15:322:14:366:449:22
6:54
#3540
21M
21.00 mi12:22:442:21:486:457:12
7:12
#3474
35K
21.75 mi12:27:442:26:486:455:00
6:41
#3442
23M
23.00 mi12:36:202:35:246:458:36
6:52
#3377
24M
24.00 mi12:42:582:42:026:456:38
6:38
#3334
40K
24.85 mi12:48:502:47:546:455:52
6:52
#3307
25.2M
25.20 mi12:51:212:50:256:462:31
7:18
#3286
Finish
26.22 mi12:58:062:57:106:466:45
6:37
#3238
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi3662344634464066(Top 15%)3815(Top 25%)3815(Top 170%)
10K6.21 mi3.10 mi3805-1433584-1383584-1384022(Top 15%)3781(Top 25%)3781(Top 169%)
15K9.32 mi3.11 mi3890-853665-813665-814066(Top 15%)3815(Top 25%)3815(Top 170%)
20K12.43 mi3.11 mi3768+1223559+1063559+1063575(Top 13%)3382(Top 22%)3382(Top 151%)
Half13.11 mi0.68 mi3738+303533+263533+263228(Top 12%)3078(Top 20%)3078(Top 137%)
25K15.53 mi2.42 mi3679+593476+573476+573476(Top 13%)3289(Top 22%)3289(Top 147%)
30K18.64 mi3.11 mi3602+773407+693407+693376(Top 13%)3176(Top 21%)3176(Top 142%)
20M20.00 mi1.36 mi3540+623348+593348+593365(Top 13%)3148(Top 21%)3148(Top 140%)
21M21.00 mi1.00 mi3474+663290+583290+583089(Top 12%)2893(Top 19%)2893(Top 129%)
35K21.75 mi0.75 mi3442+323259+313259+313441(Top 13%)3193(Top 21%)3193(Top 142%)
23M23.00 mi1.25 mi3377+653198+613198+613042(Top 11%)2837(Top 19%)2837(Top 127%)
24M24.00 mi1.00 mi3334+433155+433155+432762(Top 10%)2571(Top 17%)2571(Top 115%)
40K24.85 mi0.85 mi3307+273128+273128+273104(Top 12%)2848(Top 19%)2848(Top 127%)
25.2M25.20 mi0.35 mi3286+213108+203108+202929(Top 11%)2684(Top 18%)2684(Top 120%)
Finish26.22 mi1.02 mi3238+483062+463062+463097(Top 12%)2792(Top 18%)2792(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

4066

Males

3815

M40-44

3815

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

4022

Males

3781

M40-44

3781

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

4066

Males

3815

M40-44

3815

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3575

Males

3382

M40-44

3382

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3228

Males

3078

M40-44

3078

Half→25K

13.1 - 15.5 mi

Top 13%
×4stories
+66ft-88ft

Overall

3476

Males

3289

M40-44

3289

25K→30K

15.5 - 18.6 mi

Top 13%
×9stories
+181ft-148ft

Overall

3376

Males

3176

M40-44

3176

30K→20M

18.6 - 20.0 mi

Top 13%
×5stories
+64ft-50ft

Overall

3365

Males

3148

M40-44

3148

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3089

Males

2893

M40-44

2893

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3441

Males

3193

M40-44

3193

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3042

Males

2837

M40-44

2837

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2762

Males

2571

M40-44

2571

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3104

Males

2848

M40-44

2848

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2929

Males

2684

M40-44

2684

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3097

Males

2792

M40-44

2792

Passing Analysis

Category:
Athletes Passed
1220
Passed By
796
Net Change
+424
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3662
5K → 10K149292-143#3662#3805
10K → 15K77162-85#3805#3890
15K → 20K17452+122#3890#3768
20K → Half399+30#3768#3738
Half → 25K11051+59#3738#3679
25K → 30K13861+77#3679#3602
30K → 20M8826+62#3602#3540
20M → 21M8317+66#3540#3474
21M → 35K5119+32#3474#3442
35K → 23M9429+65#3442#3377
23M → 24M5916+43#3377#3334
24M → 40K5427+27#3334#3307
40K → 25.2M298+21#3307#3286
25.2M → Finish7527+48#3286#3238
TOTALS1220796+424
📊

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