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BOSTON MARATHON 2023

Brett Dipanfilo

Bib: 25955•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
27:18
Rank: #19381
Start → 5K
27:18 | 8:47/mi
10K· 6.21 mi
51:29
Rank: #16392 (+2989)
5K → 10K
24:11 | 7:47/mi
15K· 9.32 mi
1:15:39
Rank: #15226 (+1166)
10K → 15K
24:11 | 7:47/mi
20K· 12.43 mi
1:39:36
Rank: #14208 (+1018)
15K → 20K
23:57 | 7:43/mi
Half· 13.11 mi
1:44:55
Rank: #14137 (+71)
20K → Half
5:19 | 7:48/mi
25K· 15.53 mi
2:04:03
Rank: #13752 (+385)
Half → 25K
19:08 | 7:53/mi
30K· 18.64 mi
2:28:53
Rank: #13191 (+561)
25K → 30K
24:50 | 8:00/mi
20M
2:39:36
Rank: #12882 (+309)
30K → 20M
10:43 | 7:53/mi
21M
2:48:28
Rank: #12835 (+47)
20M → 21M
8:52 | 8:52/mi
35K· 21.75 mi
2:54:39
Rank: #12873 (-38)
21M → 35K
6:11 | 8:16/mi
23M
3:06:03
Rank: #13115 (-242)
35K → 23M
11:24 | 9:06/mi
24M
3:15:40
Rank: #13522 (-407)
23M → 24M
9:37 | 9:37/mi
40K· 24.85 mi
3:24:14
Rank: #13877 (-355)
24M → 40K
8:34 | 10:01/mi
25.2M
3:27:54
Rank: #14014 (-137)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:37:03
Rank: #14206 (-192)
25.2M → Finish
9:09 | 8:59/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:44:55
Pace8:00 /mi
2nd Half
Distance13.11 mi
Time1:52:08
Pace8:33 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:3527:188:4727:18
8:47
-
10K
6.21 mi12:07:4651:298:1724:11
7:47
-1:00
15K
9.32 mi12:31:561:15:398:0724:11
7:47
0:00
20K
12.43 mi12:55:531:39:368:0123:57
7:43
-0:04
Half
13.11 mi13:01:121:44:558:005:19
7:48
+0:05
25K
15.53 mi13:20:202:04:037:5919:08
7:53
+0:05
30K
18.64 mi13:45:102:28:537:5924:50
8:00
+0:07
20M
20.00 mi13:55:532:39:367:5910:43
7:53
-0:07
21M
21.00 mi14:04:452:48:288:018:52
8:52
+0:59
35K
21.75 mi14:10:562:54:398:026:11
8:16
-0:36
23M
23.00 mi14:22:203:06:038:0511:24
9:06
+0:50
24M
24.00 mi14:31:573:15:408:099:37
9:37
+0:31
40K
24.85 mi14:40:313:24:148:138:34
10:01
+0:24
25.2M
25.20 mi14:44:113:27:548:153:40
10:38
+0:37
Finish
26.22 mi14:53:203:37:038:179:09
8:59
-1:39

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

7:43 /mi

Average Pace

8:17 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:37

36% of race

Time at Steady Pace

1:00:52

28% of race

Time at Slower Pace

1:18:34

36% of race

Average Pace: 8:17 /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 mi11:43:3527:188:4727:18
8:47
#19381
10K
6.21 mi12:07:4651:298:1724:11
7:47
#16392
15K
9.32 mi12:31:561:15:398:0724:11
7:47
#15226
20K
12.43 mi12:55:531:39:368:0123:57
7:43
#14208
Half
13.11 mi13:01:121:44:558:005:19
7:48
#14137
25K
15.53 mi13:20:202:04:037:5919:08
7:53
#13752
30K
18.64 mi13:45:102:28:537:5924:50
8:00
#13191
20M
20.00 mi13:55:532:39:367:5910:43
7:53
#12882
21M
21.00 mi14:04:452:48:288:018:52
8:52
#12835
35K
21.75 mi14:10:562:54:398:026:11
8:16
#12873
23M
23.00 mi14:22:203:06:038:0511:24
9:06
#13115
24M
24.00 mi14:31:573:15:408:099:37
9:37
#13522
40K
24.85 mi14:40:313:24:148:138:34
10:01
#13877
25.2M
25.20 mi14:44:113:27:548:153:40
10:38
#14014
Finish
26.22 mi14:53:203:37:038:179:09
8:59
#14206
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi19381119301193012560(Top 47%)9318(Top 61%)9318(Top 176%)
10K6.21 mi3.10 mi16392+298910850+108010850+108012970(Top 49%)9537(Top 63%)9537(Top 180%)
15K9.32 mi3.11 mi15226+116610404+44610404+44612560(Top 47%)9318(Top 61%)9318(Top 176%)
20K12.43 mi3.11 mi14208+10189982+4229982+42210987(Top 41%)8577(Top 57%)8577(Top 162%)
Half13.11 mi0.68 mi14137+719956+269956+2612632(Top 47%)9357(Top 62%)9357(Top 177%)
25K15.53 mi2.42 mi13752+3859779+1779779+17711851(Top 45%)8851(Top 58%)8851(Top 167%)
30K18.64 mi3.11 mi13191+5619512+2679512+26710848(Top 41%)8274(Top 55%)8274(Top 157%)
20M20.00 mi1.36 mi12882+3099365+1479365+1479471(Top 36%)7462(Top 49%)7462(Top 141%)
21M21.00 mi1.00 mi12835+479324+419324+4112638(Top 47%)8876(Top 58%)8876(Top 168%)
35K21.75 mi0.75 mi12873-389327-39327-313870(Top 52%)9359(Top 62%)9359(Top 177%)
23M23.00 mi1.25 mi13115-2429412-859412-8516544(Top 62%)10473(Top 69%)10473(Top 198%)
24M24.00 mi1.00 mi13522-4079551-1399551-13919605(Top 74%)11814(Top 78%)11814(Top 224%)
40K24.85 mi0.85 mi13877-3559664-1139664-11319992(Top 75%)11906(Top 78%)11906(Top 225%)
25.2M25.20 mi0.35 mi14014-1379709-459709-4519446(Top 73%)11654(Top 77%)11654(Top 221%)
Finish26.22 mi1.02 mi14206-1929762-539762-5317844(Top 67%)10986(Top 72%)10986(Top 208%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12560

Males

9318

M18-39

9318

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

12970

Males

9537

M18-39

9537

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12560

Males

9318

M18-39

9318

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10987

Males

8577

M18-39

8577

20K→Half

12.4 - 13.1 mi

Top 47%
×2stories
+19ft-37ft

Overall

12632

Males

9357

M18-39

9357

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11851

Males

8851

M18-39

8851

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

10848

Males

8274

M18-39

8274

30K→20M

18.6 - 20.0 mi

Top 36%
×5stories
+64ft-50ft

Overall

9471

Males

7462

M18-39

7462

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

12638

Males

8876

M18-39

8876

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

13870

Males

9359

M18-39

9359

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

16544

Males

10473

M18-39

10473

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

19605

Males

11814

M18-39

11814

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19992

Males

11906

M18-39

11906

40K→25.2M

24.9 - 25.2 mi

Top 73%
×1story
+13ft-16ft

Overall

19446

Males

11654

M18-39

11654

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17844

Males

10986

M18-39

10986

Passing Analysis

Category:
Athletes Passed
6774
Passed By
1599
Net Change
+5175
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19381
5K → 10K29912+2989#19381#16392
10K → 15K11715+1166#16392#15226
15K → 20K10213+1018#15226#14208
20K → Half776+71#14208#14137
Half → 25K3949+385#14137#13752
25K → 30K5709+561#13752#13191
30K → 20M3145+309#13191#12882
20M → 21M11669+47#12882#12835
21M → 35K3775-38#12835#12873
35K → 23M36278-242#12873#13115
23M → 24M10417-407#13115#13522
24M → 40K15370-355#13522#13877
40K → 25.2M4141-137#13877#14014
25.2M → Finish18210-192#14014#14206
TOTALS67741599+5175
📊

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