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BOSTON MARATHON 2023

Charles Sterling

Bib: 31309•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:28
Rank: #23757
Start → 5K
31:28 | 10:08/mi
10K· 6.21 mi
1:03:22
Rank: #24048 (-291)
5K → 10K
31:54 | 10:16/mi
15K· 9.32 mi
1:36:53
Rank: #24421 (-373)
10K → 15K
33:31 | 10:47/mi
20K· 12.43 mi
2:10:44
Rank: #24454 (-33)
15K → 20K
33:51 | 10:54/mi
Half· 13.11 mi
2:17:48
Rank: #24425 (+29)
20K → Half
7:04 | 10:21/mi
25K· 15.53 mi
2:45:54
Rank: #24521 (-96)
Half → 25K
28:06 | 11:35/mi
30K· 18.64 mi
3:21:07
Rank: #24337 (+184)
25K → 30K
35:13 | 11:20/mi
20M
3:36:44
Rank: #24262 (+75)
30K → 20M
15:37 | 11:30/mi
21M
3:48:54
Rank: #24189 (+73)
20M → 21M
12:10 | 12:10/mi
35K· 21.75 mi
3:57:22
Rank: #24184 (+5)
21M → 35K
8:28 | 11:19/mi
23M
4:12:00
Rank: #24168 (+16)
35K → 23M
14:38 | 11:41/mi
24M
4:23:35
Rank: #24153 (+15)
23M → 24M
11:35 | 11:35/mi
40K· 24.85 mi
4:33:50
Rank: #24132 (+21)
24M → 40K
10:15 | 11:59/mi
25.2M
4:37:59
Rank: #24116 (+16)
40K → 25.2M
4:09 | 12:02/mi
Finish· 26.22 mi
4:48:44
Rank: #24093 (+23)
25.2M → Finish
10:45 | 10:33/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:48
Pace10:31 /mi
2nd Half
Distance13.11 mi
Time2:30:56
Pace11:31 /mi
📊Positive Split: 9.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:1831:2810:0831:28
10:08
-
10K
6.21 mi12:24:121:03:2210:1231:54
10:16
+0:08
15K
9.32 mi12:57:431:36:5310:2433:31
10:47
+0:31
20K
12.43 mi13:31:342:10:4410:3133:51
10:54
+0:07
Half
13.11 mi13:38:382:17:4810:317:04
10:21
-0:33
25K
15.53 mi14:06:442:45:5410:4128:06
11:35
+1:14
30K
18.64 mi14:41:573:21:0710:4735:13
11:20
-0:15
20M
20.00 mi14:57:343:36:4410:5015:37
11:30
+0:10
21M
21.00 mi15:09:443:48:5410:5412:10
12:10
+0:40
35K
21.75 mi15:18:123:57:2210:558:28
11:19
-0:51
23M
23.00 mi15:32:504:12:0010:5714:38
11:41
+0:22
24M
24.00 mi15:44:254:23:3510:5911:35
11:35
-0:06
40K
24.85 mi15:54:404:33:5011:0110:15
11:59
+0:24
25.2M
25.20 mi15:58:494:37:5911:024:09
12:02
+0:03
Finish
26.22 mi16:09:344:48:4411:0110:45
10:33
-1:29

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

10:08 /mi

Average Pace

11:01 /mi

Slowest Pace

12:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:28:33

51% of race

Time at Steady Pace

1:38:59

34% of race

Time at Slower Pace

41:12

14% of race

Average Pace: 11:01 /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 mi11:52:1831:2810:0831:28
10:08
#23757
10K
6.21 mi12:24:121:03:2210:1231:54
10:16
#24048
15K
9.32 mi12:57:431:36:5310:2433:31
10:47
#24421
20K
12.43 mi13:31:342:10:4410:3133:51
10:54
#24454
Half
13.11 mi13:38:382:17:4810:317:04
10:21
#24425
25K
15.53 mi14:06:442:45:5410:4128:06
11:35
#24521
30K
18.64 mi14:41:573:21:0710:4735:13
11:20
#24337
20M
20.00 mi14:57:343:36:4410:5015:37
11:30
#24262
21M
21.00 mi15:09:443:48:5410:5412:10
12:10
#24189
35K
21.75 mi15:18:123:57:2210:558:28
11:19
#24184
23M
23.00 mi15:32:504:12:0010:5714:38
11:41
#24168
24M
24.00 mi15:44:254:23:3510:5911:35
11:35
#24153
40K
24.85 mi15:54:404:33:5011:0110:15
11:59
#24132
25.2M
25.20 mi15:58:494:37:5911:024:09
12:02
#24116
Finish
26.22 mi16:09:344:48:4411:0110:45
10:33
#24093
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi23757139611396124913(Top 94%)14479(Top 95%)14479(Top 706%)
10K6.21 mi3.10 mi24048-29114104-14314104-14324243(Top 91%)14199(Top 94%)14199(Top 692%)
15K9.32 mi3.11 mi24421-37314281-17714281-17724913(Top 94%)14479(Top 95%)14479(Top 706%)
20K12.43 mi3.11 mi24454-3314288-714288-724472(Top 92%)14262(Top 94%)14262(Top 695%)
Half13.11 mi0.68 mi24425+2914270+1814270+1823924(Top 90%)14032(Top 92%)14032(Top 684%)
25K15.53 mi2.42 mi24521-9614299-2914299-2924772(Top 93%)14364(Top 95%)14364(Top 700%)
30K18.64 mi3.11 mi24337+18414200+9914200+9923622(Top 89%)13811(Top 91%)13811(Top 673%)
20M20.00 mi1.36 mi24262+7514155+4514155+4523507(Top 88%)13694(Top 90%)13694(Top 667%)
21M21.00 mi1.00 mi24189+7314110+4514110+4522990(Top 86%)13425(Top 88%)13425(Top 654%)
35K21.75 mi0.75 mi24184+514105+514105+523824(Top 89%)13755(Top 91%)13755(Top 670%)
23M23.00 mi1.25 mi24168+1614088+1714088+1723548(Top 88%)13651(Top 90%)13651(Top 665%)
24M24.00 mi1.00 mi24153+1514079+914079+923979(Top 90%)13805(Top 91%)13805(Top 673%)
40K24.85 mi0.85 mi24132+2114058+2114058+2123877(Top 90%)13735(Top 91%)13735(Top 669%)
25.2M25.20 mi0.35 mi24116+1614045+1314045+1322560(Top 85%)13115(Top 86%)13115(Top 639%)
Finish26.22 mi1.02 mi24093+2314037+814037+823103(Top 87%)13389(Top 88%)13389(Top 652%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

24913

Males

14479

M50-54

14479

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24243

Males

14199

M50-54

14199

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

24913

Males

14479

M50-54

14479

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

24472

Males

14262

M50-54

14262

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23924

Males

14032

M50-54

14032

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

24772

Males

14364

M50-54

14364

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23622

Males

13811

M50-54

13811

30K→20M

18.6 - 20.0 mi

Top 88%
×5stories
+64ft-50ft

Overall

23507

Males

13694

M50-54

13694

20M→21M

20.0 - 21.0 mi

Top 86%
×8stories
+106ft-24ft

Overall

22990

Males

13425

M50-54

13425

21M→35K

21.0 - 21.8 mi

Top 89%
×7stories
+17ft-86ft

Overall

23824

Males

13755

M50-54

13755

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23548

Males

13651

M50-54

13651

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23979

Males

13805

M50-54

13805

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

23877

Males

13735

M50-54

13735

40K→25.2M

24.9 - 25.2 mi

Top 85%
×1story
+13ft-16ft

Overall

22560

Males

13115

M50-54

13115

25.2M→Finish

25.2 - 26.2 mi

Top 87%
×2stories
+22ft-21ft

Overall

23103

Males

13389

M50-54

13389

Passing Analysis

Category:
Athletes Passed
867
Passed By
1203
Net Change
-336
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23757
5K → 10K82373-291#23757#24048
10K → 15K30403-373#24048#24421
15K → 20K81114-33#24421#24454
20K → Half378+29#24454#24425
Half → 25K46142-96#24425#24521
25K → 30K21228+184#24521#24337
30K → 20M9116+75#24337#24262
20M → 21M9017+73#24262#24189
21M → 35K1712+5#24189#24184
35K → 23M4226+16#24184#24168
23M → 24M2914+15#24168#24153
24M → 40K4625+21#24153#24132
40K → 25.2M226+16#24132#24116
25.2M → Finish4219+23#24116#24093
TOTALS8671203-336
📊

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