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BOSTON MARATHON 2023

Mark Howard

Bib: 29544•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M40-44)
#0 / 2241
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:37
Rank: #23062
Start → 5K
30:37 | 9:51/mi
10K· 6.21 mi
1:01:09
Rank: #23256 (-194)
5K → 10K
30:32 | 9:50/mi
15K· 9.32 mi
1:31:25
Rank: #23163 (+93)
10K → 15K
30:16 | 9:45/mi
20K· 12.43 mi
2:02:01
Rank: #22984 (+179)
15K → 20K
30:36 | 9:51/mi
Half· 13.11 mi
2:08:44
Rank: #22991 (-7)
20K → Half
6:43 | 9:51/mi
25K· 15.53 mi
2:33:04
Rank: #22856 (+135)
Half → 25K
24:20 | 10:02/mi
30K· 18.64 mi
3:04:30
Rank: #22551 (+305)
25K → 30K
31:26 | 10:07/mi
20M
3:18:18
Rank: #22432 (+119)
30K → 20M
13:48 | 10:09/mi
21M
3:28:55
Rank: #22304 (+128)
20M → 21M
10:37 | 10:37/mi
35K· 21.75 mi
3:36:09
Rank: #22219 (+85)
21M → 35K
7:14 | 9:40/mi
23M
3:48:42
Rank: #22107 (+112)
35K → 23M
12:33 | 10:01/mi
24M
3:58:12
Rank: #22003 (+104)
23M → 24M
9:30 | 9:30/mi
40K· 24.85 mi
4:06:26
Rank: #21901 (+102)
24M → 40K
8:14 | 9:38/mi
25.2M
4:09:53
Rank: #21845 (+56)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
4:19:07
Rank: #21747 (+98)
25.2M → Finish
9:14 | 9:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:08:44
Pace9:49 /mi
2nd Half
Distance13.11 mi
Time2:10:23
Pace9:57 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:4030:379:5130:37
9:51
-
10K
6.21 mi12:19:121:01:099:5030:32
9:50
-0:01
15K
9.32 mi12:49:281:31:259:4830:16
9:45
-0:05
20K
12.43 mi13:20:042:02:019:4930:36
9:51
+0:06
Half
13.11 mi13:26:472:08:449:496:43
9:51
0:00
25K
15.53 mi13:51:072:33:049:5124:20
10:02
+0:11
30K
18.64 mi14:22:333:04:309:5431:26
10:07
+0:05
20M
20.00 mi14:36:213:18:189:5513:48
10:09
+0:02
21M
21.00 mi14:46:583:28:559:5710:37
10:37
+0:28
35K
21.75 mi14:54:123:36:099:567:14
9:40
-0:57
23M
23.00 mi15:06:453:48:429:5712:33
10:01
+0:21
24M
24.00 mi15:16:153:58:129:569:30
9:30
-0:31
40K
24.85 mi15:24:294:06:269:558:14
9:38
+0:08
25.2M
25.20 mi15:27:564:09:539:553:27
10:00
+0:22
Finish
26.22 mi15:37:104:19:079:539:14
9:04
-0:56

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

9:04 /mi

Average Pace

9:53 /mi

Slowest Pace

10:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:56

63% of race

Time at Steady Pace

1:36:11

37% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:53 /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 mi11:48:4030:379:5130:37
9:51
#23062
10K
6.21 mi12:19:121:01:099:5030:32
9:50
#23256
15K
9.32 mi12:49:281:31:259:4830:16
9:45
#23163
20K
12.43 mi13:20:042:02:019:4930:36
9:51
#22984
Half
13.11 mi13:26:472:08:449:496:43
9:51
#22991
25K
15.53 mi13:51:072:33:049:5124:20
10:02
#22856
30K
18.64 mi14:22:333:04:309:5431:26
10:07
#22551
20M
20.00 mi14:36:213:18:189:5513:48
10:09
#22432
21M
21.00 mi14:46:583:28:559:5710:37
10:37
#22304
35K
21.75 mi14:54:123:36:099:567:14
9:40
#22219
23M
23.00 mi15:06:453:48:429:5712:33
10:01
#22107
24M
24.00 mi15:16:153:58:129:569:30
9:30
#22003
40K
24.85 mi15:24:294:06:269:558:14
9:38
#21901
25.2M
25.20 mi15:27:564:09:539:553:27
10:00
#21845
Finish
26.22 mi15:37:104:19:079:539:14
9:04
#21747
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi23062136141361422904(Top 86%)13591(Top 90%)13591(Top 606%)
10K6.21 mi3.10 mi23256-19413727-11313727-11323329(Top 88%)13779(Top 91%)13779(Top 615%)
15K9.32 mi3.11 mi23163+9313706+2113706+2122904(Top 86%)13591(Top 90%)13591(Top 606%)
20K12.43 mi3.11 mi22984+17913623+8313623+8322517(Top 85%)13405(Top 88%)13405(Top 598%)
Half13.11 mi0.68 mi22991-713630-713630-722956(Top 86%)13599(Top 90%)13599(Top 607%)
25K15.53 mi2.42 mi22856+13513550+8013550+8022285(Top 84%)13275(Top 87%)13275(Top 592%)
30K18.64 mi3.11 mi22551+30513368+18213368+18221323(Top 80%)12773(Top 84%)12773(Top 570%)
20M20.00 mi1.36 mi22432+11913315+5313315+5320888(Top 78%)12522(Top 83%)12522(Top 559%)
21M21.00 mi1.00 mi22304+12813257+5813257+5819925(Top 75%)12019(Top 79%)12019(Top 536%)
35K21.75 mi0.75 mi22219+8513213+4413213+4420367(Top 77%)12199(Top 80%)12199(Top 544%)
23M23.00 mi1.25 mi22107+11213152+6113152+6120057(Top 75%)12050(Top 79%)12050(Top 538%)
24M24.00 mi1.00 mi22003+10413102+5013102+5019201(Top 72%)11622(Top 77%)11622(Top 519%)
40K24.85 mi0.85 mi21901+10213040+6213040+6218801(Top 71%)11403(Top 75%)11403(Top 509%)
25.2M25.20 mi0.35 mi21845+5613008+3213008+3217389(Top 65%)10742(Top 71%)10742(Top 479%)
Finish26.22 mi1.02 mi21747+9812960+4812960+4818275(Top 69%)11208(Top 74%)11208(Top 500%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22904

Males

13591

M40-44

13591

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

23329

Males

13779

M40-44

13779

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22904

Males

13591

M40-44

13591

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

22517

Males

13405

M40-44

13405

20K→Half

12.4 - 13.1 mi

Top 86%
×2stories
+19ft-37ft

Overall

22956

Males

13599

M40-44

13599

Half→25K

13.1 - 15.5 mi

Top 84%
×4stories
+66ft-88ft

Overall

22285

Males

13275

M40-44

13275

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21323

Males

12773

M40-44

12773

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20888

Males

12522

M40-44

12522

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19925

Males

12019

M40-44

12019

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20367

Males

12199

M40-44

12199

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20057

Males

12050

M40-44

12050

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

19201

Males

11622

M40-44

11622

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18801

Males

11403

M40-44

11403

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1story
+13ft-16ft

Overall

17389

Males

10742

M40-44

10742

25.2M→Finish

25.2 - 26.2 mi

Top 69%
×2stories
+22ft-21ft

Overall

18275

Males

11208

M40-44

11208

Passing Analysis

Category:
Athletes Passed
1899
Passed By
584
Net Change
+1315
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23062
5K → 10K138332-194#23062#23256
10K → 15K193100+93#23256#23163
15K → 20K22849+179#23163#22984
20K → Half2128-7#22984#22991
Half → 25K15823+135#22991#22856
25K → 30K32217+305#22856#22551
30K → 20M1256+119#22551#22432
20M → 21M1368+128#22432#22304
21M → 35K883+85#22304#22219
35K → 23M1208+112#22219#22107
23M → 24M1095+104#22107#22003
24M → 40K1042+102#22003#21901
40K → 25.2M560+56#21901#21845
25.2M → Finish1013+98#21845#21747
TOTALS1899584+1315
📊

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