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BOSTON MARATHON 2023

Thomas Shanley

Bib: 5723•M

CO

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 14%
Gender (Male)
#0 / 15176
Top 23%
Division (M18-39)
#0 / 5285
Top 47%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:04
Rank: #2065
Start → 5K
20:04 | 6:28/mi
10K· 6.21 mi
39:50
Rank: #2043 (+22)
5K → 10K
19:46 | 6:22/mi
15K· 9.32 mi
59:33
Rank: #1957 (+86)
10K → 15K
19:43 | 6:21/mi
20K· 12.43 mi
1:19:20
Rank: #1862 (+95)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:23:36
Rank: #1845 (+17)
20K → Half
4:16 | 6:15/mi
25K· 15.53 mi
1:38:47
Rank: #1744 (+101)
Half → 25K
15:11 | 6:16/mi
30K· 18.64 mi
1:59:13
Rank: #1710 (+34)
25K → 30K
20:26 | 6:35/mi
20M
2:08:09
Rank: #1697 (+13)
30K → 20M
8:56 | 6:34/mi
21M
2:15:04
Rank: #1691 (+6)
20M → 21M
6:55 | 6:55/mi
35K· 21.75 mi
2:19:41
Rank: #1656 (+35)
21M → 35K
4:37 | 6:10/mi
23M
2:27:56
Rank: #1649 (+7)
35K → 23M
8:15 | 6:35/mi
24M
2:34:32
Rank: #1659 (-10)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:41:24
Rank: #1868 (-209)
24M → 40K
6:52 | 8:02/mi
25.2M
2:45:20
Rank: #2132 (-264)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
2:58:30
Rank: #3656 (-1524)
25.2M → Finish
13:10 | 12:55/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:36
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:34:54
Pace7:14 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:3220:046:2820:04
6:28
-
10K
6.21 mi10:42:1839:506:2519:46
6:22
-0:06
15K
9.32 mi11:02:0159:336:2319:43
6:21
-0:01
20K
12.43 mi11:21:481:19:206:2319:47
6:22
+0:01
Half
13.11 mi11:26:041:23:366:234:16
6:15
-0:07
25K
15.53 mi11:41:151:38:476:2215:11
6:16
+0:01
30K
18.64 mi12:01:411:59:136:2420:26
6:35
+0:19
20M
20.00 mi12:10:372:08:096:248:56
6:34
-0:01
21M
21.00 mi12:17:322:15:046:266:55
6:55
+0:21
35K
21.75 mi12:22:092:19:416:254:37
6:10
-0:45
23M
23.00 mi12:30:242:27:566:268:15
6:35
+0:25
24M
24.00 mi12:37:002:34:326:266:36
6:36
+0:01
40K
24.85 mi12:43:522:41:246:306:52
8:02
+1:26
25.2M
25.20 mi12:47:482:45:206:343:56
11:24
+3:22
Finish
26.22 mi13:00:582:58:306:4913:10
12:55
+1:31

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

6:10 /mi

Average Pace

6:49 /mi

Slowest Pace

12:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:34:32

87% of race

Time at Slower Pace

23:58

13% of race

Average Pace: 6:48 /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 mi10:22:3220:046:2820:04
6:28
#2065
10K
6.21 mi10:42:1839:506:2519:46
6:22
#2043
15K
9.32 mi11:02:0159:336:2319:43
6:21
#1957
20K
12.43 mi11:21:481:19:206:2319:47
6:22
#1862
Half
13.11 mi11:26:041:23:366:234:16
6:15
#1845
25K
15.53 mi11:41:151:38:476:2215:11
6:16
#1744
30K
18.64 mi12:01:411:59:136:2420:26
6:35
#1710
20M
20.00 mi12:10:372:08:096:248:56
6:34
#1697
21M
21.00 mi12:17:322:15:046:266:55
6:55
#1691
35K
21.75 mi12:22:092:19:416:254:37
6:10
#1656
23M
23.00 mi12:30:242:27:566:268:15
6:35
#1649
24M
24.00 mi12:37:002:34:326:266:36
6:36
#1659
40K
24.85 mi12:43:522:41:246:306:52
8:02
#1868
25.2M
25.20 mi12:47:482:45:206:343:56
11:24
#2132
Finish
26.22 mi13:00:582:58:306:4913:10
12:55
#3656
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2065197119711865(Top 7%)1787(Top 12%)1787(Top 34%)
10K6.21 mi3.10 mi2043+221959+121959+122050(Top 8%)1961(Top 13%)1961(Top 37%)
15K9.32 mi3.11 mi1957+861873+861873+861865(Top 7%)1787(Top 12%)1787(Top 34%)
20K12.43 mi3.11 mi1862+951782+911782+911676(Top 6%)1605(Top 11%)1605(Top 30%)
Half13.11 mi0.68 mi1845+171766+161766+161636(Top 6%)1571(Top 10%)1571(Top 30%)
25K15.53 mi2.42 mi1744+1011668+981668+981201(Top 5%)1147(Top 8%)1147(Top 22%)
30K18.64 mi3.11 mi1710+341635+331635+331872(Top 7%)1792(Top 12%)1792(Top 34%)
20M20.00 mi1.36 mi1697+131624+111624+111762(Top 7%)1682(Top 11%)1682(Top 32%)
21M21.00 mi1.00 mi1691+61617+71617+71844(Top 7%)1756(Top 12%)1756(Top 33%)
35K21.75 mi0.75 mi1656+351583+341583+341191(Top 4%)1135(Top 7%)1135(Top 21%)
23M23.00 mi1.25 mi1649+71578+51578+51752(Top 7%)1662(Top 11%)1662(Top 31%)
24M24.00 mi1.00 mi1659-101586-81586-82578(Top 10%)2406(Top 16%)2406(Top 46%)
40K24.85 mi0.85 mi1868-2091787-2011787-20110197(Top 38%)7418(Top 49%)7418(Top 140%)
25.2M25.20 mi0.35 mi2132-2642045-2582045-25821309(Top 80%)12516(Top 82%)12516(Top 237%)
Finish26.22 mi1.02 mi3656-15243437-13923437-139225933(Top 97%)14773(Top 97%)14773(Top 280%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 7%
×21stories
+97ft-345ft

Overall

1865

Males

1787

M18-39

1787

5K→10K

3.1 - 6.2 mi

Top 8%
×5stories
+79ft-138ft

Overall

2050

Males

1961

M18-39

1961

10K→15K

6.2 - 9.3 mi

Top 7%
×3stories
+67ft-78ft

Overall

1865

Males

1787

M18-39

1787

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1676

Males

1605

M18-39

1605

20K→Half

12.4 - 13.1 mi

Top 6%
×2stories
+19ft-37ft

Overall

1636

Males

1571

M18-39

1571

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1201

Males

1147

M18-39

1147

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1872

Males

1792

M18-39

1792

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1762

Males

1682

M18-39

1682

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1844

Males

1756

M18-39

1756

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1191

Males

1135

M18-39

1135

35K→23M

21.8 - 23.0 mi

Top 7%
×5stories
+23ft-63ft

Overall

1752

Males

1662

M18-39

1662

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2578

Males

2406

M18-39

2406

24M→40K

24.0 - 24.9 mi

Top 38%
×1story
+6ft-20ft

Overall

10197

Males

7418

M18-39

7418

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

21309

Males

12516

M18-39

12516

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2stories
+22ft-21ft

Overall

25933

Males

14773

M18-39

14773

Passing Analysis

Category:
Athletes Passed
693
Passed By
2284
Net Change
-1591
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2065
5K → 10K125103+22#2065#2043
10K → 15K11125+86#2043#1957
15K → 20K11318+95#1957#1862
20K → Half203+17#1862#1845
Half → 25K1021+101#1845#1744
25K → 30K6935+34#1744#1710
30K → 20M3421+13#1710#1697
20M → 21M2620+6#1697#1691
21M → 35K372+35#1691#1656
35K → 23M2821+7#1656#1649
23M → 24M2636-10#1649#1659
24M → 40K2211-209#1659#1868
40K → 25.2M0264-264#1868#2132
25.2M → Finish01524-1524#2132#3656
TOTALS6932284-1591
📊

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