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BOSTON MARATHON 2023

David Fennah

Bib: 30804•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M50-54)
#0 / 2052
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:37
Rank: #15762
Start → 5K
25:37 | 8:15/mi
10K· 6.21 mi
52:10
Rank: #17180 (-1418)
5K → 10K
26:33 | 8:33/mi
15K· 9.32 mi
1:19:11
Rank: #17826 (-646)
10K → 15K
27:01 | 8:42/mi
20K· 12.43 mi
1:46:46
Rank: #18155 (-329)
15K → 20K
27:35 | 8:53/mi
Half· 13.11 mi
1:52:37
Rank: #18146 (+9)
20K → Half
5:51 | 8:34/mi
25K· 15.53 mi
2:14:43
Rank: #18410 (-264)
Half → 25K
22:06 | 9:07/mi
30K· 18.64 mi
2:44:18
Rank: #18666 (-256)
25K → 30K
29:35 | 9:31/mi
20M
2:57:27
Rank: #18741 (-75)
30K → 20M
13:09 | 9:41/mi
21M
3:07:44
Rank: #18741
20M → 21M
10:17 | 10:17/mi
35K· 21.75 mi
3:14:39
Rank: #18754 (-13)
21M → 35K
6:55 | 9:15/mi
23M
3:26:37
Rank: #18743 (+11)
35K → 23M
11:58 | 9:33/mi
24M
3:35:37
Rank: #18676 (+67)
23M → 24M
9:00 | 9:00/mi
40K· 24.85 mi
3:43:26
Rank: #18595 (+81)
24M → 40K
7:49 | 9:09/mi
25.2M
3:46:50
Rank: #18574 (+21)
40K → 25.2M
3:24 | 9:52/mi
Finish· 26.22 mi
3:55:18
Rank: #18426 (+148)
25.2M → Finish
8:28 | 8:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:37
Pace8:35 /mi
2nd Half
Distance13.11 mi
Time2:02:41
Pace9:22 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:0425:378:1525:37
8:15
-
10K
6.21 mi12:12:3752:108:2426:33
8:33
+0:18
15K
9.32 mi12:39:381:19:118:3027:01
8:42
+0:09
20K
12.43 mi13:07:131:46:468:3527:35
8:53
+0:11
Half
13.11 mi13:13:041:52:378:355:51
8:34
-0:19
25K
15.53 mi13:35:102:14:438:4022:06
9:07
+0:33
30K
18.64 mi14:04:452:44:188:4929:35
9:31
+0:24
20M
20.00 mi14:17:542:57:278:5213:09
9:41
+0:10
21M
21.00 mi14:28:113:07:448:5610:17
10:17
+0:36
35K
21.75 mi14:35:063:14:398:576:55
9:15
-1:02
23M
23.00 mi14:47:043:26:378:5911:58
9:33
+0:18
24M
24.00 mi14:56:043:35:378:599:00
9:00
-0:33
40K
24.85 mi15:03:533:43:268:597:49
9:09
+0:09
25.2M
25.20 mi15:07:173:46:509:003:24
9:52
+0:43
Finish
26.22 mi15:15:453:55:188:598:28
8:19
-1:33

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

8:15 /mi

Average Pace

8:59 /mi

Slowest Pace

10:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:33:30

40% of race

Time at Steady Pace

1:13:25

31% of race

Time at Slower Pace

1:08:23

29% of race

Average Pace: 8:58 /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 mi11:46:0425:378:1525:37
8:15
#15762
10K
6.21 mi12:12:3752:108:2426:33
8:33
#17180
15K
9.32 mi12:39:381:19:118:3027:01
8:42
#17826
20K
12.43 mi13:07:131:46:468:3527:35
8:53
#18155
Half
13.11 mi13:13:041:52:378:355:51
8:34
#18146
25K
15.53 mi13:35:102:14:438:4022:06
9:07
#18410
30K
18.64 mi14:04:452:44:188:4929:35
9:31
#18666
20M
20.00 mi14:17:542:57:278:5213:09
9:41
#18741
21M
21.00 mi14:28:113:07:448:5610:17
10:17
#18741
35K
21.75 mi14:35:063:14:398:576:55
9:15
#18754
23M
23.00 mi14:47:043:26:378:5911:58
9:33
#18743
24M
24.00 mi14:56:043:35:378:599:00
9:00
#18676
40K
24.85 mi15:03:533:43:268:597:49
9:09
#18595
25.2M
25.20 mi15:07:173:46:509:003:24
9:52
#18574
Finish
26.22 mi15:15:453:55:188:598:28
8:19
#18426
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi15762106161061618947(Top 71%)11856(Top 78%)11856(Top 578%)
10K6.21 mi3.10 mi17180-141811122-50611122-50618522(Top 70%)11720(Top 77%)11720(Top 571%)
15K9.32 mi3.11 mi17826-64611388-26611388-26618947(Top 71%)11856(Top 78%)11856(Top 578%)
20K12.43 mi3.11 mi18155-32911533-14511533-14519099(Top 72%)11929(Top 79%)11929(Top 581%)
Half13.11 mi0.68 mi18146+911528+511528+518143(Top 68%)11549(Top 76%)11549(Top 563%)
25K15.53 mi2.42 mi18410-26411617-8911617-8919478(Top 73%)12043(Top 79%)12043(Top 587%)
30K18.64 mi3.11 mi18666-25611693-7611693-7619501(Top 73%)12005(Top 79%)12005(Top 585%)
20M20.00 mi1.36 mi18741-7511717-2411717-2419480(Top 73%)11892(Top 78%)11892(Top 580%)
21M21.00 mi1.00 mi1874111707+1011707+1018966(Top 71%)11625(Top 77%)11625(Top 567%)
35K21.75 mi0.75 mi18754-1311702+511702+518906(Top 71%)11541(Top 76%)11541(Top 562%)
23M23.00 mi1.25 mi18743+1111683+1911683+1918531(Top 70%)11366(Top 75%)11366(Top 554%)
24M24.00 mi1.00 mi18676+6711646+3711646+3717226(Top 65%)10731(Top 71%)10731(Top 523%)
40K24.85 mi0.85 mi18595+8111599+4711599+4716816(Top 63%)10504(Top 69%)10504(Top 512%)
25.2M25.20 mi0.35 mi18574+2111584+1511584+1516779(Top 63%)10465(Top 69%)10465(Top 510%)
Finish26.22 mi1.02 mi18426+14811510+7411510+7414155(Top 53%)9321(Top 61%)9321(Top 454%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18947

Males

11856

M50-54

11856

5K→10K

3.1 - 6.2 mi

Top 70%
×5stories
+79ft-138ft

Overall

18522

Males

11720

M50-54

11720

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18947

Males

11856

M50-54

11856

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

19099

Males

11929

M50-54

11929

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

18143

Males

11549

M50-54

11549

Half→25K

13.1 - 15.5 mi

Top 73%
×4stories
+66ft-88ft

Overall

19478

Males

12043

M50-54

12043

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19501

Males

12005

M50-54

12005

30K→20M

18.6 - 20.0 mi

Top 73%
×5stories
+64ft-50ft

Overall

19480

Males

11892

M50-54

11892

20M→21M

20.0 - 21.0 mi

Top 71%
×8stories
+106ft-24ft

Overall

18966

Males

11625

M50-54

11625

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18906

Males

11541

M50-54

11541

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18531

Males

11366

M50-54

11366

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

17226

Males

10731

M50-54

10731

24M→40K

24.0 - 24.9 mi

Top 63%
×1story
+6ft-20ft

Overall

16816

Males

10504

M50-54

10504

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1story
+13ft-16ft

Overall

16779

Males

10465

M50-54

10465

25.2M→Finish

25.2 - 26.2 mi

Top 53%
×2stories
+22ft-21ft

Overall

14155

Males

9321

M50-54

9321

Passing Analysis

Category:
Athletes Passed
1026
Passed By
3690
Net Change
-2664
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15762
5K → 10K261444-1418#15762#17180
10K → 15K57703-646#17180#17826
15K → 20K84413-329#17826#18155
20K → Half3425+9#18155#18146
Half → 25K62326-264#18146#18410
25K → 30K108364-256#18410#18666
30K → 20M62137-75#18666#18741
20M → 21M90900#18741#18741
21M → 35K4457-13#18741#18754
35K → 23M8170+11#18754#18743
23M → 24M9124+67#18743#18676
24M → 40K9413+81#18676#18595
40K → 25.2M4019+21#18595#18574
25.2M → Finish1535+148#18574#18426
TOTALS10263690-2664
📊

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