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BOSTON MARATHON 2023

Joe Ainsworth

Bib: 4308•M

NC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 7%
Gender (Male)
#0 / 15176
Top 12%
Division (M18-39)
#0 / 5285
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:11
Rank: #2247
Start → 5K
20:11 | 6:30/mi
10K· 6.21 mi
39:47
Rank: #1992 (+255)
5K → 10K
19:36 | 6:19/mi
15K· 9.32 mi
59:39
Rank: #1999 (-7)
10K → 15K
19:52 | 6:24/mi
20K· 12.43 mi
1:19:24
Rank: #1883 (+116)
15K → 20K
19:45 | 6:21/mi
Half· 13.11 mi
1:23:43
Rank: #1879 (+4)
20K → Half
4:19 | 6:20/mi
25K· 15.53 mi
1:39:18
Rank: #1859 (+20)
Half → 25K
15:35 | 6:26/mi
30K· 18.64 mi
1:59:49
Rank: #1863 (-4)
25K → 30K
20:31 | 6:36/mi
20M
2:08:44
Rank: #1838 (+25)
30K → 20M
8:55 | 6:34/mi
21M
2:15:53
Rank: #1868 (-30)
20M → 21M
7:09 | 7:09/mi
35K· 21.75 mi
2:20:47
Rank: #1891 (-23)
21M → 35K
4:54 | 6:33/mi
23M
2:29:17
Rank: #1892 (-1)
35K → 23M
8:30 | 6:47/mi
24M
2:35:53
Rank: #1906 (-14)
23M → 24M
6:36 | 6:36/mi
40K· 24.85 mi
2:41:45
Rank: #1925 (-19)
24M → 40K
5:52 | 6:52/mi
25.2M
2:44:16
Rank: #1930 (-5)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:51:06
Rank: #1953 (-23)
25.2M → Finish
6:50 | 6:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:23:43
Pace6:23 /mi
2nd Half
Distance13.11 mi
Time1:27:23
Pace6:40 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:21:5320:116:3020:11
6:30
-
10K
6.21 mi10:41:2939:476:2419:36
6:19
-0:11
15K
9.32 mi11:01:2159:396:2419:52
6:24
+0:05
20K
12.43 mi11:21:061:19:246:2319:45
6:21
-0:03
Half
13.11 mi11:25:251:23:436:234:19
6:20
-0:01
25K
15.53 mi11:41:001:39:186:2415:35
6:26
+0:06
30K
18.64 mi12:01:311:59:496:2620:31
6:36
+0:10
20M
20.00 mi12:10:262:08:446:268:55
6:34
-0:02
21M
21.00 mi12:17:352:15:536:287:09
7:09
+0:35
35K
21.75 mi12:22:292:20:476:284:54
6:33
-0:36
23M
23.00 mi12:30:592:29:176:298:30
6:47
+0:14
24M
24.00 mi12:37:352:35:536:306:36
6:36
-0:11
40K
24.85 mi12:43:272:41:456:305:52
6:52
+0:16
25.2M
25.20 mi12:45:582:44:166:312:31
7:18
+0:26
Finish
26.22 mi12:52:482:51:066:326:50
6:42
-0:36

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

6:19 /mi

Average Pace

6:32 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41:26

94% of race

Time at Steady Pace

9:40

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:32 /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 mi10:21:5320:116:3020:11
6:30
#2247
10K
6.21 mi10:41:2939:476:2419:36
6:19
#1992
15K
9.32 mi11:01:2159:396:2419:52
6:24
#1999
20K
12.43 mi11:21:061:19:246:2319:45
6:21
#1883
Half
13.11 mi11:25:251:23:436:234:19
6:20
#1879
25K
15.53 mi11:41:001:39:186:2415:35
6:26
#1859
30K
18.64 mi12:01:311:59:496:2620:31
6:36
#1863
20M
20.00 mi12:10:262:08:446:268:55
6:34
#1838
21M
21.00 mi12:17:352:15:536:287:09
7:09
#1868
35K
21.75 mi12:22:292:20:476:284:54
6:33
#1891
23M
23.00 mi12:30:592:29:176:298:30
6:47
#1892
24M
24.00 mi12:37:352:35:536:306:36
6:36
#1906
40K
24.85 mi12:43:272:41:456:305:52
6:52
#1925
25.2M
25.20 mi12:45:582:44:166:312:31
7:18
#1930
Finish
26.22 mi12:52:482:51:066:326:50
6:42
#1953
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi2247214521452068(Top 8%)1983(Top 13%)1983(Top 38%)
10K6.21 mi3.10 mi1992+2551909+2361909+2361807(Top 7%)1728(Top 11%)1728(Top 33%)
15K9.32 mi3.11 mi1999-71914-51914-52068(Top 8%)1983(Top 13%)1983(Top 38%)
20K12.43 mi3.11 mi1883+1161803+1111803+1111627(Top 6%)1556(Top 10%)1556(Top 29%)
Half13.11 mi0.68 mi1879+41800+31800+31893(Top 7%)1818(Top 12%)1818(Top 34%)
25K15.53 mi2.42 mi1859+201778+221778+221839(Top 7%)1762(Top 12%)1762(Top 33%)
30K18.64 mi3.11 mi1863-41783-51783-51963(Top 7%)1876(Top 12%)1876(Top 35%)
20M20.00 mi1.36 mi1838+251757+261757+261692(Top 6%)1615(Top 11%)1615(Top 31%)
21M21.00 mi1.00 mi1868-301788-311788-312814(Top 11%)2639(Top 17%)2639(Top 50%)
35K21.75 mi0.75 mi1891-231810-221810-222653(Top 10%)2496(Top 16%)2496(Top 47%)
23M23.00 mi1.25 mi1892-11812-21812-22564(Top 10%)2405(Top 16%)2405(Top 46%)
24M24.00 mi1.00 mi1906-141825-131825-132534(Top 10%)2362(Top 16%)2362(Top 45%)
40K24.85 mi0.85 mi1925-191841-161841-163080(Top 12%)2824(Top 19%)2824(Top 53%)
25.2M25.20 mi0.35 mi1930-51846-51846-52867(Top 11%)2622(Top 17%)2622(Top 50%)
Finish26.22 mi1.02 mi1953-231869-231869-233515(Top 13%)3140(Top 21%)3140(Top 59%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 8%
×21stories
+97ft-345ft

Overall

2068

Males

1983

M18-39

1983

5K→10K

3.1 - 6.2 mi

Top 7%
×5stories
+79ft-138ft

Overall

1807

Males

1728

M18-39

1728

10K→15K

6.2 - 9.3 mi

Top 8%
×3stories
+67ft-78ft

Overall

2068

Males

1983

M18-39

1983

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1627

Males

1556

M18-39

1556

20K→Half

12.4 - 13.1 mi

Top 7%
×2stories
+19ft-37ft

Overall

1893

Males

1818

M18-39

1818

Half→25K

13.1 - 15.5 mi

Top 7%
×4stories
+66ft-88ft

Overall

1839

Males

1762

M18-39

1762

25K→30K

15.5 - 18.6 mi

Top 7%
×9stories
+181ft-148ft

Overall

1963

Males

1876

M18-39

1876

30K→20M

18.6 - 20.0 mi

Top 6%
×5stories
+64ft-50ft

Overall

1692

Males

1615

M18-39

1615

20M→21M

20.0 - 21.0 mi

Top 11%
×8stories
+106ft-24ft

Overall

2814

Males

2639

M18-39

2639

21M→35K

21.0 - 21.8 mi

Top 10%
×7stories
+17ft-86ft

Overall

2653

Males

2496

M18-39

2496

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2564

Males

2405

M18-39

2405

23M→24M

23.0 - 24.0 mi

Top 10%
×6stories
+12ft-82ft

Overall

2534

Males

2362

M18-39

2362

24M→40K

24.0 - 24.9 mi

Top 12%
×1story
+6ft-20ft

Overall

3080

Males

2824

M18-39

2824

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2867

Males

2622

M18-39

2622

25.2M→Finish

25.2 - 26.2 mi

Top 13%
×2stories
+22ft-21ft

Overall

3515

Males

3140

M18-39

3140

Passing Analysis

Category:
Athletes Passed
764
Passed By
470
Net Change
+294
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2247
5K → 10K27823+255#2247#1992
10K → 15K6067-7#1992#1999
15K → 20K13115+116#1999#1883
20K → Half128+4#1883#1879
Half → 25K4222+20#1879#1859
25K → 30K5660-4#1859#1863
30K → 20M4520+25#1863#1838
20M → 21M2151-30#1838#1868
21M → 35K1235-23#1868#1891
35K → 23M3233-1#1891#1892
23M → 24M2135-14#1892#1906
24M → 40K2241-19#1906#1925
40K → 25.2M1015-5#1925#1930
25.2M → Finish2245-23#1930#1953
TOTALS764470+294
📊

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