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BOSTON MARATHON 2023

Drew Shattuck

Bib: 5948•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 19%
Gender (Male)
#0 / 15176
Top 30%
Masters (Masters Men)
#0 / 9891
Top 16%
Division (M45-49)
#0 / 2252
Top 19%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:23
Rank: #7507
Start → 5K
7:12/mi
22:23 split
10K· 6.21 mi
43:27
Rank: #6455 (+1052)
5K → 10K
6:47/mi
21:04 split
15K· 9.32 mi
1:04:41
Rank: #6120 (+335)
10K → 15K
6:50/mi
21:14 split
20K· 12.43 mi
1:26:19
Rank: #6013 (+107)
15K → 20K
6:58/mi
21:38 split
Half· 13.11 mi
1:31:01
Rank: #6012 (+1)
20K → Half
6:53/mi
4:42 split
25K· 15.53 mi
1:47:43
Rank: #5792 (+220)
Half → 25K
6:53/mi
16:42 split
30K· 18.64 mi
2:09:44
Rank: #5580 (+212)
25K → 30K
7:05/mi
22:01 split
20M
2:19:37
Rank: #5541 (+39)
30K → 20M
7:16/mi
9:53 split
21M
2:26:53
Rank: #5366 (+175)
20M → 21M
7:16/mi
7:16 split
35K· 21.75 mi
2:32:00
Rank: #5315 (+51)
21M → 35K
6:50/mi
5:07 split
23M
2:40:46
Rank: #5167 (+148)
35K → 23M
7:00/mi
8:46 split
24M
2:47:41
Rank: #5070 (+97)
23M → 24M
6:55/mi
6:55 split
40K· 24.85 mi
2:53:40
Rank: #4995 (+75)
24M → 40K
7:00/mi
5:59 split
25.2M
2:56:20
Rank: #4982 (+13)
40K → 25.2M
7:44/mi
2:40 split
Finish· 26.22 mi
3:03:29
Rank: #4942 (+40)
25.2M → Finish
7:01/mi
7:09 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:31:01
Pace6:57 /mi
2nd Half
Distance13.11 mi
Time1:32:28
Pace7:03 /mi
📊Positive Split: 1.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4722:237:1222:23
7:12
-
10K
6.21 mi10:45:5143:277:0021:04
6:47
-0:25
15K
9.32 mi11:07:051:04:416:5621:14
6:50
+0:03
20K
12.43 mi11:28:431:26:196:5721:38
6:58
+0:08
Half
13.11 mi11:33:251:31:016:574:42
6:53
-0:05
25K
15.53 mi11:50:071:47:436:5616:42
6:53
0:00
30K
18.64 mi12:12:082:09:446:5822:01
7:05
+0:12
20M
20.00 mi12:22:012:19:376:599:53
7:16
+0:11
21M
21.00 mi12:29:172:26:537:007:16
7:16
0:00
35K
21.75 mi12:34:242:32:006:595:07
6:50
-0:26
23M
23.00 mi12:43:102:40:466:598:46
7:00
+0:10
24M
24.00 mi12:50:052:47:416:596:55
6:55
-0:05
40K
24.85 mi12:56:042:53:406:595:59
7:00
+0:05
25.2M
25.20 mi12:58:442:56:207:002:40
7:44
+0:44
Finish
26.22 mi13:05:533:03:297:007:09
7:01
-0:43

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

6:47 /mi

Average Pace

7:00 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:00:49

99% of race

Time at Steady Pace

2:40

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:00 /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 mi10:24:4722:237:1222:23
7:12
#7507
10K
6.21 mi10:45:5143:277:0021:04
6:47
#6455
15K
9.32 mi11:07:051:04:416:5621:14
6:50
#6120
20K
12.43 mi11:28:431:26:196:5721:38
6:58
#6013
Half
13.11 mi11:33:251:31:016:574:42
6:53
#6012
25K
15.53 mi11:50:071:47:436:5616:42
6:53
#5792
30K
18.64 mi12:12:082:09:446:5822:01
7:05
#5580
20M
20.00 mi12:22:012:19:376:599:53
7:16
#5541
21M
21.00 mi12:29:172:26:537:007:16
7:16
#5366
35K
21.75 mi12:34:242:32:006:595:07
6:50
#5315
23M
23.00 mi12:43:102:40:466:598:46
7:00
#5167
24M
24.00 mi12:50:052:47:416:596:55
6:55
#5070
40K
24.85 mi12:56:042:53:406:595:59
7:00
#4995
25.2M
25.20 mi12:58:442:56:207:002:40
7:44
#4982
Finish
26.22 mi13:05:533:03:297:007:09
7:01
#4942
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi7507665166515425(Top 20%)5002(Top 33%)5002(Top 222%)
10K6.21 mi3.10 mi6455+10525833+8185833+8185099(Top 19%)4717(Top 31%)4717(Top 209%)
15K9.32 mi3.11 mi6120+3355571+2625571+2625425(Top 20%)5002(Top 33%)5002(Top 222%)
20K12.43 mi3.11 mi6013+1075485+865485+865729(Top 22%)5252(Top 35%)5252(Top 233%)
Half13.11 mi0.68 mi6012+1548554855870(Top 22%)5379(Top 35%)5379(Top 239%)
25K15.53 mi2.42 mi5792+2205314+1715314+1714866(Top 18%)4505(Top 30%)4505(Top 200%)
30K18.64 mi3.11 mi5580+2125129+1855129+1854855(Top 18%)4470(Top 29%)4470(Top 198%)
20M20.00 mi1.36 mi5541+395091+385091+385450(Top 20%)4881(Top 32%)4881(Top 217%)
21M21.00 mi1.00 mi5366+1754937+1544937+1543478(Top 13%)3229(Top 21%)3229(Top 143%)
35K21.75 mi0.75 mi5315+514888+494888+494457(Top 17%)4075(Top 27%)4075(Top 181%)
23M23.00 mi1.25 mi5167+1484749+1394749+1393814(Top 14%)3521(Top 23%)3521(Top 156%)
24M24.00 mi1.00 mi5070+974661+884661+884266(Top 16%)3878(Top 26%)3878(Top 172%)
40K24.85 mi0.85 mi4995+754599+624599+623859(Top 14%)3476(Top 23%)3476(Top 154%)
25.2M25.20 mi0.35 mi4982+134588+114588+114989(Top 19%)4266(Top 28%)4266(Top 189%)
Finish26.22 mi1.02 mi4942+404544+444544+445288(Top 20%)4468(Top 29%)4468(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 20%
×21story building
+97ft-345ft

Overall

5425

Males

5002

M45-49

5002

5K→10K

3.1 - 6.2 mi

Top 19%
×5story building
+79ft-138ft

Overall

5099

Males

4717

M45-49

4717

10K→15K

6.2 - 9.3 mi

Top 20%
×3story building
+67ft-78ft

Overall

5425

Males

5002

M45-49

5002

15K→20K

9.3 - 12.4 mi

Top 22%
×5story building
+106ft-86ft

Overall

5729

Males

5252

M45-49

5252

20K→Half

12.4 - 13.1 mi

Top 22%
×2story building
+19ft-37ft

Overall

5870

Males

5379

M45-49

5379

Half→25K

13.1 - 15.5 mi

Top 18%
×4story building
+66ft-88ft

Overall

4866

Males

4505

M45-49

4505

25K→30K

15.5 - 18.6 mi

Top 18%
×9story building
+181ft-148ft

Overall

4855

Males

4470

M45-49

4470

30K→20M

18.6 - 20.0 mi

Top 20%
×5story building
+64ft-50ft

Overall

5450

Males

4881

M45-49

4881

20M→21M

20.0 - 21.0 mi

Top 13%
×8story building
+106ft-24ft

Overall

3478

Males

3229

M45-49

3229

21M→35K

21.0 - 21.8 mi

Top 17%
×7story building
+17ft-86ft

Overall

4457

Males

4075

M45-49

4075

35K→23M

21.8 - 23.0 mi

Top 14%
×5story building
+23ft-63ft

Overall

3814

Males

3521

M45-49

3521

23M→24M

23.0 - 24.0 mi

Top 16%
×6story building
+12ft-82ft

Overall

4266

Males

3878

M45-49

3878

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3859

Males

3476

M45-49

3476

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4989

Males

4266

M45-49

4266

25.2M→Finish

25.2 - 26.2 mi

Top 20%
×2story building
+22ft-21ft

Overall

5288

Males

4468

M45-49

4468

Passing Analysis

Category:
Athletes Passed
2784
Passed By
219
Net Change
+2565
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7507
5K → 10K10575+1052#7507#6455
10K → 15K34712+335#6455#6120
15K → 20K15346+107#6120#6013
20K → Half2019+1#6013#6012
Half → 25K2299+220#6012#5792
25K → 30K23826+212#5792#5580
30K → 20M6627+39#5580#5541
20M → 21M1794+175#5541#5366
21M → 35K6413+51#5366#5315
35K → 23M1568+148#5315#5167
23M → 24M10710+97#5167#5070
24M → 40K8510+75#5070#4995
40K → 25.2M2310+13#4995#4982
25.2M → Finish6020+40#4982#4942
TOTALS2784219+2565
📊

Passing Visuals

Category:
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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