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BOSTON MARATHON 2023

Michael Defamio

Bib: 29465•M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:46
Rank: #13810
Start → 5K
24:46 | 7:58/mi
10K· 6.21 mi
48:15
Rank: #12407 (+1403)
5K → 10K
23:29 | 7:34/mi
15K· 9.32 mi
1:12:01
Rank: #12022 (+385)
10K → 15K
23:46 | 7:39/mi
20K· 12.43 mi
1:36:24
Rank: #12021 (+1)
15K → 20K
24:23 | 7:51/mi
Half· 13.11 mi
1:41:55
Rank: #12175 (-154)
20K → Half
5:31 | 8:05/mi
25K· 15.53 mi
2:02:40
Rank: #13010 (-835)
Half → 25K
20:45 | 8:33/mi
30K· 18.64 mi
2:32:40
Rank: #14725 (-1715)
25K → 30K
30:00 | 9:39/mi
20M
2:47:54
Rank: #15863 (-1138)
30K → 20M
15:14 | 11:13/mi
21M
3:02:21
Rank: #17288 (-1425)
20M → 21M
14:27 | 14:27/mi
35K· 21.75 mi
3:11:50
Rank: #18067 (-779)
21M → 35K
9:29 | 12:41/mi
23M
3:26:20
Rank: #18681 (-614)
35K → 23M
14:30 | 11:35/mi
24M
3:36:54
Rank: #18952 (-271)
23M → 24M
10:34 | 10:34/mi
40K· 24.85 mi
3:48:18
Rank: #19515 (-563)
24M → 40K
11:24 | 13:20/mi
25.2M
3:53:34
Rank: #19778 (-263)
40K → 25.2M
5:16 | 15:16/mi
Finish· 26.22 mi
4:06:04
Rank: #20165 (-387)
25.2M → Finish
12:30 | 12:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:55
Pace7:46 /mi
2nd Half
Distance13.11 mi
Time2:24:09
Pace11:00 /mi
📊Positive Split: 41.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:2624:467:5824:46
7:58
-
10K
6.21 mi12:10:5548:157:4623:29
7:34
-0:24
15K
9.32 mi12:34:411:12:017:4423:46
7:39
+0:05
20K
12.43 mi12:59:041:36:247:4524:23
7:51
+0:12
Half
13.11 mi13:04:351:41:557:465:31
8:05
+0:14
25K
15.53 mi13:25:202:02:407:5420:45
8:33
+0:28
30K
18.64 mi13:55:202:32:408:1130:00
9:39
+1:06
20M
20.00 mi14:10:342:47:548:2415:14
11:13
+1:34
21M
21.00 mi14:25:013:02:218:4114:27
14:27
+3:14
35K
21.75 mi14:34:303:11:508:499:29
12:41
-1:46
23M
23.00 mi14:49:003:26:208:5814:30
11:35
-1:06
24M
24.00 mi14:59:343:36:549:0210:34
10:34
-1:01
40K
24.85 mi15:10:583:48:189:1111:24
13:20
+2:46
25.2M
25.20 mi15:16:143:53:349:165:16
15:16
+1:56
Finish
26.22 mi15:28:444:06:049:2412:30
12:16
-3:00

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

7:34 /mi

Average Pace

9:24 /mi

Slowest Pace

15:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:02:40

50% of race

Time at Steady Pace

1:10:18

29% of race

Time at Slower Pace

53:06

22% of race

Average Pace: 9:23 /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 mi11:47:2624:467:5824:46
7:58
#13810
10K
6.21 mi12:10:5548:157:4623:29
7:34
#12407
15K
9.32 mi12:34:411:12:017:4423:46
7:39
#12022
20K
12.43 mi12:59:041:36:247:4524:23
7:51
#12021
Half
13.11 mi13:04:351:41:557:465:31
8:05
#12175
25K
15.53 mi13:25:202:02:407:5420:45
8:33
#13010
30K
18.64 mi13:55:202:32:408:1130:00
9:39
#14725
20M
20.00 mi14:10:342:47:548:2415:14
11:13
#15863
21M
21.00 mi14:25:013:02:218:4114:27
14:27
#17288
35K
21.75 mi14:34:303:11:508:499:29
12:41
#18067
23M
23.00 mi14:49:003:26:208:5814:30
11:35
#18681
24M
24.00 mi14:59:343:36:549:0210:34
10:34
#18952
40K
24.85 mi15:10:583:48:189:1111:24
13:20
#19515
25.2M
25.20 mi15:16:143:53:349:165:16
15:16
#19778
Finish
26.22 mi15:28:444:06:049:2412:30
12:16
#20165
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi138109891989111412(Top 43%)8827(Top 58%)8827(Top 167%)
10K6.21 mi3.10 mi12407+14039286+6059286+60510944(Top 41%)8650(Top 57%)8650(Top 164%)
15K9.32 mi3.11 mi12022+3859102+1849102+18411412(Top 43%)8827(Top 58%)8827(Top 167%)
20K12.43 mi3.11 mi12021+19082+209082+2012146(Top 46%)9081(Top 60%)9081(Top 172%)
Half13.11 mi0.68 mi12175-1549138-569138-5615036(Top 56%)10336(Top 68%)10336(Top 196%)
25K15.53 mi2.42 mi13010-8359488-3509488-35016538(Top 62%)10777(Top 71%)10777(Top 204%)
30K18.64 mi3.11 mi14725-171510136-64810136-64819984(Top 75%)12202(Top 80%)12202(Top 231%)
20M20.00 mi1.36 mi15863-113810523-38710523-38723022(Top 86%)13475(Top 89%)13475(Top 255%)
21M21.00 mi1.00 mi17288-142511100-57711100-57725386(Top 95%)14559(Top 96%)14559(Top 275%)
35K21.75 mi0.75 mi18067-77911412-31211412-31225322(Top 95%)14472(Top 95%)14472(Top 274%)
23M23.00 mi1.25 mi18681-61411656-24411656-24423385(Top 88%)13564(Top 89%)13564(Top 257%)
24M24.00 mi1.00 mi18952-27111761-10511761-10522158(Top 83%)12943(Top 85%)12943(Top 245%)
40K24.85 mi0.85 mi19515-56311997-23611997-23625216(Top 95%)14409(Top 95%)14409(Top 273%)
25.2M25.20 mi0.35 mi19778-26312100-10312100-10325819(Top 97%)14709(Top 97%)14709(Top 278%)
Finish26.22 mi1.02 mi20165-38712245-14512245-14525480(Top 96%)14551(Top 96%)14551(Top 275%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

11412

Males

8827

M18-39

8827

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

10944

Males

8650

M18-39

8650

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

11412

Males

8827

M18-39

8827

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12146

Males

9081

M18-39

9081

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15036

Males

10336

M18-39

10336

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

16538

Males

10777

M18-39

10777

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19984

Males

12202

M18-39

12202

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

23022

Males

13475

M18-39

13475

20M→21M

20.0 - 21.0 mi

Top 95%
×8stories
+106ft-24ft

Overall

25386

Males

14559

M18-39

14559

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

25322

Males

14472

M18-39

14472

35K→23M

21.8 - 23.0 mi

Top 88%
×5stories
+23ft-63ft

Overall

23385

Males

13564

M18-39

13564

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

22158

Males

12943

M18-39

12943

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

25216

Males

14409

M18-39

14409

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

25819

Males

14709

M18-39

14709

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

25480

Males

14551

M18-39

14551

Passing Analysis

Category:
Athletes Passed
2111
Passed By
8466
Net Change
-6355
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13810
5K → 10K143532+1403#13810#12407
10K → 15K43550+385#12407#12022
15K → 20K171170+1#12022#12021
20K → Half3157-154#12021#12175
Half → 25K19854-835#12175#13010
25K → 30K111726-1715#13010#14725
30K → 20M61144-1138#14725#15863
20M → 21M01425-1425#15863#17288
21M → 35K5784-779#17288#18067
35K → 23M7621-614#18067#18681
23M → 24M13284-271#18681#18952
24M → 40K4567-563#18952#19515
40K → 25.2M0263-263#19515#19778
25.2M → Finish2389-387#19778#20165
TOTALS21118466-6355
📊

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