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BOSTON MARATHON 2023

Scott Jamieson

Bib: 25355•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 (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:04
Rank: #23438
Start → 5K
31:04 | 10:00/mi
10K· 6.21 mi
1:01:55
Rank: #23545 (-107)
5K → 10K
30:51 | 9:56/mi
15K· 9.32 mi
1:33:46
Rank: #23726 (-181)
10K → 15K
31:51 | 10:15/mi
20K· 12.43 mi
2:06:00
Rank: #23716 (+10)
15K → 20K
32:14 | 10:22/mi
Half· 13.11 mi
2:13:11
Rank: #23740 (-24)
20K → Half
7:11 | 10:32/mi
25K· 15.53 mi
2:40:20
Rank: #23817 (-77)
Half → 25K
27:09 | 11:12/mi
30K· 18.64 mi
3:16:07
Rank: #23850 (-33)
25K → 30K
35:47 | 11:31/mi
20M
3:32:35
Rank: #23908 (-58)
30K → 20M
16:28 | 12:07/mi
21M
3:45:40
Rank: #23941 (-33)
20M → 21M
13:05 | 13:05/mi
35K· 21.75 mi
3:54:56
Rank: #24008 (-67)
21M → 35K
9:16 | 12:23/mi
23M
4:10:24
Rank: #24034 (-26)
35K → 23M
15:28 | 12:21/mi
24M
4:22:44
Rank: #24095 (-61)
23M → 24M
12:20 | 12:20/mi
40K· 24.85 mi
4:34:11
Rank: #24162 (-67)
24M → 40K
11:27 | 13:24/mi
25.2M
4:39:08
Rank: #24202 (-40)
40K → 25.2M
4:57 | 14:21/mi
Finish· 26.22 mi
4:50:10
Rank: #24187 (+15)
25.2M → Finish
11:02 | 10:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:13:11
Pace10:10 /mi
2nd Half
Distance13.11 mi
Time2:36:59
Pace11:59 /mi
📊Positive Split: 17.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:1031:0410:0031:04
10:00
-
10K
6.21 mi12:21:011:01:559:5830:51
9:56
-0:04
15K
9.32 mi12:52:521:33:4610:0431:51
10:15
+0:19
20K
12.43 mi13:25:062:06:0010:0832:14
10:22
+0:07
Half
13.11 mi13:32:172:13:1110:107:11
10:32
+0:10
25K
15.53 mi13:59:262:40:2010:1927:09
11:12
+0:40
30K
18.64 mi14:35:133:16:0710:3135:47
11:31
+0:19
20M
20.00 mi14:51:413:32:3510:3816:28
12:07
+0:36
21M
21.00 mi15:04:463:45:4010:4513:05
13:05
+0:58
35K
21.75 mi15:14:023:54:5610:489:16
12:23
-0:42
23M
23.00 mi15:29:304:10:2410:5315:28
12:21
-0:02
24M
24.00 mi15:41:504:22:4410:5712:20
12:20
-0:01
40K
24.85 mi15:53:174:34:1111:0211:27
13:24
+1:04
25.2M
25.20 mi15:58:144:39:0811:054:57
14:21
+0:57
Finish
26.22 mi16:09:164:50:1011:0511:02
10:50
-3:31

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

9:56 /mi

Average Pace

11:05 /mi

Slowest Pace

14:21 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:24:13

50% of race

Time at Steady Pace

1:19:24

27% of race

Time at Slower Pace

1:06:33

23% of race

Average Pace: 11:04 /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 mi11:50:1031:0410:0031:04
10:00
#23438
10K
6.21 mi12:21:011:01:559:5830:51
9:56
#23545
15K
9.32 mi12:52:521:33:4610:0431:51
10:15
#23726
20K
12.43 mi13:25:062:06:0010:0832:14
10:22
#23716
Half
13.11 mi13:32:172:13:1110:107:11
10:32
#23740
25K
15.53 mi13:59:262:40:2010:1927:09
11:12
#23817
30K
18.64 mi14:35:133:16:0710:3135:47
11:31
#23850
20M
20.00 mi14:51:413:32:3510:3816:28
12:07
#23908
21M
21.00 mi15:04:463:45:4010:4513:05
13:05
#23941
35K
21.75 mi15:14:023:54:5610:489:16
12:23
#24008
23M
23.00 mi15:29:304:10:2410:5315:28
12:21
#24034
24M
24.00 mi15:41:504:22:4410:5712:20
12:20
#24095
40K
24.85 mi15:53:174:34:1111:0211:27
13:24
#24162
25.2M
25.20 mi15:58:144:39:0811:054:57
14:21
#24202
Finish
26.22 mi16:09:164:50:1011:0511:02
10:50
#24187
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi23438137951379523984(Top 90%)14079(Top 93%)14079(Top 628%)
10K6.21 mi3.10 mi23545-10713878-8313878-8323555(Top 88%)13877(Top 91%)13877(Top 619%)
15K9.32 mi3.11 mi23726-18113965-8713965-8723984(Top 90%)14079(Top 93%)14079(Top 628%)
20K12.43 mi3.11 mi23716+1013967-213967-223608(Top 89%)13896(Top 92%)13896(Top 620%)
Half13.11 mi0.68 mi23740-2413971-413971-424249(Top 91%)14165(Top 93%)14165(Top 632%)
25K15.53 mi2.42 mi23817-7713998-2713998-2724267(Top 91%)14150(Top 93%)14150(Top 631%)
30K18.64 mi3.11 mi23850-3313992+613992+623895(Top 90%)13916(Top 92%)13916(Top 621%)
20M20.00 mi1.36 mi23908-5814017-2514017-2524335(Top 91%)14059(Top 93%)14059(Top 627%)
21M21.00 mi1.00 mi23941-3314016+114016+124178(Top 91%)13968(Top 92%)13968(Top 623%)
35K21.75 mi0.75 mi24008-6714039-2314039-2325057(Top 94%)14350(Top 95%)14350(Top 640%)
23M23.00 mi1.25 mi24034-2614034+514034+524434(Top 92%)14057(Top 93%)14057(Top 627%)
24M24.00 mi1.00 mi24095-6114051-1714051-1724883(Top 93%)14237(Top 94%)14237(Top 635%)
40K24.85 mi0.85 mi24162-6714073-2214073-2225270(Top 95%)14438(Top 95%)14438(Top 644%)
25.2M25.20 mi0.35 mi24202-4014088-1514088-1525265(Top 95%)14429(Top 95%)14429(Top 644%)
Finish26.22 mi1.02 mi24187+1514080+814080+823651(Top 89%)13648(Top 90%)13648(Top 609%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

23984

Males

14079

M40-44

14079

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23555

Males

13877

M40-44

13877

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

23984

Males

14079

M40-44

14079

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23608

Males

13896

M40-44

13896

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

24249

Males

14165

M40-44

14165

Half→25K

13.1 - 15.5 mi

Top 91%
×4stories
+66ft-88ft

Overall

24267

Males

14150

M40-44

14150

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

23895

Males

13916

M40-44

13916

30K→20M

18.6 - 20.0 mi

Top 91%
×5stories
+64ft-50ft

Overall

24335

Males

14059

M40-44

14059

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

24178

Males

13968

M40-44

13968

21M→35K

21.0 - 21.8 mi

Top 94%
×7stories
+17ft-86ft

Overall

25057

Males

14350

M40-44

14350

35K→23M

21.8 - 23.0 mi

Top 92%
×5stories
+23ft-63ft

Overall

24434

Males

14057

M40-44

14057

23M→24M

23.0 - 24.0 mi

Top 93%
×6stories
+12ft-82ft

Overall

24883

Males

14237

M40-44

14237

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25270

Males

14438

M40-44

14438

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

25265

Males

14429

M40-44

14429

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

23651

Males

13648

M40-44

13648

Passing Analysis

Category:
Athletes Passed
664
Passed By
1413
Net Change
-749
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23438
5K → 10K161268-107#23438#23545
10K → 15K59240-181#23545#23726
15K → 20K117107+10#23726#23716
20K → Half933-24#23716#23740
Half → 25K60137-77#23740#23817
25K → 30K95128-33#23817#23850
30K → 20M2785-58#23850#23908
20M → 21M3366-33#23908#23941
21M → 35K976-67#23941#24008
35K → 23M3056-26#24008#24034
23M → 24M970-61#24034#24095
24M → 40K1784-67#24095#24162
40K → 25.2M545-40#24162#24202
25.2M → Finish3318+15#24202#24187
TOTALS6641413-749
📊

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