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BOSTON MARATHON 2023

Dave Maclean

Bib: 11377•M

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 31%
Masters (Masters Men)
#0 / 9891
Top 17%
Division (M45-49)
#0 / 2252
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:14
Rank: #7211
Start → 5K
22:14 | 7:09/mi
10K· 6.21 mi
43:46
Rank: #6751 (+460)
5K → 10K
21:32 | 6:56/mi
15K· 9.32 mi
1:05:04
Rank: #6380 (+371)
10K → 15K
21:18 | 6:51/mi
20K· 12.43 mi
1:26:23
Rank: #6055 (+325)
15K → 20K
21:19 | 6:52/mi
Half· 13.11 mi
1:31:03
Rank: #6027 (+28)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:47:59
Rank: #5912 (+115)
Half → 25K
16:56 | 6:59/mi
30K· 18.64 mi
2:10:08
Rank: #5691 (+221)
25K → 30K
22:09 | 7:08/mi
20M
2:19:53
Rank: #5610 (+81)
30K → 20M
9:45 | 7:10/mi
21M
2:27:33
Rank: #5577 (+33)
20M → 21M
7:40 | 7:40/mi
35K· 21.75 mi
2:32:43
Rank: #5517 (+60)
21M → 35K
5:10 | 6:54/mi
23M
2:41:42
Rank: #5396 (+121)
35K → 23M
8:59 | 7:10/mi
24M
2:48:43
Rank: #5329 (+67)
23M → 24M
7:01 | 7:01/mi
40K· 24.85 mi
2:54:48
Rank: #5242 (+87)
24M → 40K
6:05 | 7:07/mi
25.2M
2:57:28
Rank: #5216 (+26)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
3:04:36
Rank: #5170 (+46)
25.2M → Finish
7:08 | 7:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:03
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:33:33
Pace7:08 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:0722:147:0922:14
7:09
-
10K
6.21 mi11:10:3943:467:0321:32
6:56
-0:13
15K
9.32 mi11:31:571:05:046:5921:18
6:51
-0:05
20K
12.43 mi11:53:161:26:236:5721:19
6:52
+0:01
Half
13.11 mi11:57:561:31:036:574:40
6:50
-0:02
25K
15.53 mi12:14:521:47:596:5716:56
6:59
+0:09
30K
18.64 mi12:37:012:10:086:5922:09
7:08
+0:09
20M
20.00 mi12:46:462:19:537:009:45
7:10
+0:02
21M
21.00 mi12:54:262:27:337:027:40
7:40
+0:30
35K
21.75 mi12:59:362:32:437:015:10
6:54
-0:46
23M
23.00 mi13:08:352:41:427:028:59
7:10
+0:16
24M
24.00 mi13:15:362:48:437:027:01
7:01
-0:09
40K
24.85 mi13:21:412:54:487:026:05
7:07
+0:06
25.2M
25.20 mi13:24:212:57:287:032:40
7:44
+0:37
Finish
26.22 mi13:31:293:04:367:037:08
7:00
-0:44

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

6:50 /mi

Average Pace

7:03 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:16

94% of race

Time at Steady Pace

10:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:02 /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 mi10:49:0722:147:0922:14
7:09
#7211
10K
6.21 mi11:10:3943:467:0321:32
6:56
#6751
15K
9.32 mi11:31:571:05:046:5921:18
6:51
#6380
20K
12.43 mi11:53:161:26:236:5721:19
6:52
#6055
Half
13.11 mi11:57:561:31:036:574:40
6:50
#6027
25K
15.53 mi12:14:521:47:596:5716:56
6:59
#5912
30K
18.64 mi12:37:012:10:086:5922:09
7:08
#5691
20M
20.00 mi12:46:462:19:537:009:45
7:10
#5610
21M
21.00 mi12:54:262:27:337:027:40
7:40
#5577
35K
21.75 mi12:59:362:32:437:015:10
6:54
#5517
23M
23.00 mi13:08:352:41:427:028:59
7:10
#5396
24M
24.00 mi13:15:362:48:437:027:01
7:01
#5329
40K
24.85 mi13:21:412:54:487:026:05
7:07
#5242
25.2M
25.20 mi13:24:212:57:287:032:40
7:44
#5216
Finish
26.22 mi13:31:293:04:367:037:08
7:00
#5170
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7211642864285610(Top 21%)5152(Top 34%)5152(Top 229%)
10K6.21 mi3.10 mi6751+4606075+3536075+3536341(Top 24%)5731(Top 38%)5731(Top 254%)
15K9.32 mi3.11 mi6380+3715770+3055770+3055610(Top 21%)5152(Top 34%)5152(Top 229%)
20K12.43 mi3.11 mi6055+3255520+2505520+2505019(Top 19%)4652(Top 31%)4652(Top 207%)
Half13.11 mi0.68 mi6027+285496+245496+245570(Top 21%)5130(Top 34%)5130(Top 228%)
25K15.53 mi2.42 mi5912+1155411+855411+855476(Top 21%)5041(Top 33%)5041(Top 224%)
30K18.64 mi3.11 mi5691+2215222+1895222+1895082(Top 19%)4668(Top 31%)4668(Top 207%)
20M20.00 mi1.36 mi5610+815149+735149+734983(Top 19%)4529(Top 30%)4529(Top 201%)
21M21.00 mi1.00 mi5577+335117+325117+325432(Top 20%)4785(Top 32%)4785(Top 212%)
35K21.75 mi0.75 mi5517+605063+545063+544816(Top 18%)4352(Top 29%)4352(Top 193%)
23M23.00 mi1.25 mi5396+1214948+1154948+1154674(Top 18%)4217(Top 28%)4217(Top 187%)
24M24.00 mi1.00 mi5329+674883+654883+654757(Top 18%)4248(Top 28%)4248(Top 189%)
40K24.85 mi0.85 mi5242+874803+804803+804448(Top 17%)3949(Top 26%)3949(Top 175%)
25.2M25.20 mi0.35 mi5216+264779+244779+244998(Top 19%)4275(Top 28%)4275(Top 190%)
Finish26.22 mi1.02 mi5170+464734+454734+455198(Top 20%)4406(Top 29%)4406(Top 196%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21stories
+97ft-345ft

Overall

5610

Males

5152

M45-49

5152

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6341

Males

5731

M45-49

5731

10K→15K

6.2 - 9.3 mi

Top 21%
×3stories
+67ft-78ft

Overall

5610

Males

5152

M45-49

5152

15K→20K

9.3 - 12.4 mi

Top 19%
×5stories
+106ft-86ft

Overall

5019

Males

4652

M45-49

4652

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5570

Males

5130

M45-49

5130

Half→25K

13.1 - 15.5 mi

Top 21%
×4stories
+66ft-88ft

Overall

5476

Males

5041

M45-49

5041

25K→30K

15.5 - 18.6 mi

Top 19%
×9stories
+181ft-148ft

Overall

5082

Males

4668

M45-49

4668

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

4983

Males

4529

M45-49

4529

20M→21M

20.0 - 21.0 mi

Top 20%
×8stories
+106ft-24ft

Overall

5432

Males

4785

M45-49

4785

21M→35K

21.0 - 21.8 mi

Top 18%
×7stories
+17ft-86ft

Overall

4816

Males

4352

M45-49

4352

35K→23M

21.8 - 23.0 mi

Top 18%
×5stories
+23ft-63ft

Overall

4674

Males

4217

M45-49

4217

23M→24M

23.0 - 24.0 mi

Top 18%
×6stories
+12ft-82ft

Overall

4757

Males

4248

M45-49

4248

24M→40K

24.0 - 24.9 mi

Top 17%
×1story
+6ft-20ft

Overall

4448

Males

3949

M45-49

3949

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4998

Males

4275

M45-49

4275

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2stories
+22ft-21ft

Overall

5198

Males

4406

M45-49

4406

Passing Analysis

Category:
Athletes Passed
2307
Passed By
266
Net Change
+2041
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7211
5K → 10K51454+460#7211#6751
10K → 15K38312+371#6751#6380
15K → 20K3294+325#6380#6055
20K → Half291+28#6055#6027
Half → 25K14429+115#6027#5912
25K → 30K24928+221#5912#5691
30K → 20M10019+81#5691#5610
20M → 21M6633+33#5610#5577
21M → 35K699+60#5577#5517
35K → 23M13413+121#5517#5396
23M → 24M8417+67#5396#5329
24M → 40K958+87#5329#5242
40K → 25.2M3711+26#5242#5216
25.2M → Finish7428+46#5216#5170
TOTALS2307266+2041
📊

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