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BOSTON MARATHON 2023

Sam Stupak

Bib: 7353•M

MA

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 21%
Division (M18-39)
#0 / 5285
Top 44%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:47
Rank: #3575
Start → 5K
20:47 | 6:41/mi
10K· 6.21 mi
41:29
Rank: #3746 (-171)
5K → 10K
20:42 | 6:40/mi
15K· 9.32 mi
1:01:57
Rank: #3526 (+220)
10K → 15K
20:28 | 6:35/mi
20K· 12.43 mi
1:22:32
Rank: #3390 (+136)
15K → 20K
20:35 | 6:38/mi
Half· 13.11 mi
1:27:02
Rank: #3383 (+7)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:14
Rank: #3319 (+64)
Half → 25K
16:12 | 6:41/mi
30K· 18.64 mi
2:04:47
Rank: #3386 (-67)
25K → 30K
21:33 | 6:56/mi
20M
2:14:16
Rank: #3400 (-14)
30K → 20M
9:29 | 6:59/mi
21M
2:21:28
Rank: #3335 (+65)
20M → 21M
7:12 | 7:12/mi
35K· 21.75 mi
2:26:30
Rank: #3336 (-1)
21M → 35K
5:02 | 6:44/mi
23M
2:35:14
Rank: #3334 (+2)
35K → 23M
8:44 | 6:59/mi
24M
2:42:03
Rank: #3339 (-5)
23M → 24M
6:49 | 6:49/mi
40K· 24.85 mi
2:48:03
Rank: #3355 (-16)
24M → 40K
6:00 | 7:01/mi
25.2M
2:50:43
Rank: #3380 (-25)
40K → 25.2M
2:40 | 7:44/mi
Finish· 26.22 mi
2:57:45
Rank: #3418 (-38)
25.2M → Finish
7:02 | 6:54/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:02
Pace6:38 /mi
2nd Half
Distance13.11 mi
Time1:30:43
Pace6:55 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3720:476:4120:47
6:41
-
10K
6.21 mi10:45:1941:296:4120:42
6:40
-0:01
15K
9.32 mi11:05:471:01:576:3920:28
6:35
-0:05
20K
12.43 mi11:26:221:22:326:3820:35
6:38
+0:03
Half
13.11 mi11:30:521:27:026:384:30
6:36
-0:02
25K
15.53 mi11:47:041:43:146:3916:12
6:41
+0:05
30K
18.64 mi12:08:372:04:476:4221:33
6:56
+0:15
20M
20.00 mi12:18:062:14:166:439:29
6:59
+0:03
21M
21.00 mi12:25:182:21:286:447:12
7:12
+0:13
35K
21.75 mi12:30:202:26:306:445:02
6:44
-0:28
23M
23.00 mi12:39:042:35:146:458:44
6:59
+0:15
24M
24.00 mi12:45:532:42:036:456:49
6:49
-0:10
40K
24.85 mi12:51:532:48:036:466:00
7:01
+0:12
25.2M
25.20 mi12:54:332:50:436:462:40
7:44
+0:43
Finish
26.22 mi13:01:352:57:456:477:02
6:54
-0:50

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

6:35 /mi

Average Pace

6:47 /mi

Slowest Pace

7:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:55:05

98% of race

Time at Steady Pace

2:40

2% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:47 /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 mi10:24:3720:476:4120:47
6:41
#3575
10K
6.21 mi10:45:1941:296:4120:42
6:40
#3746
15K
9.32 mi11:05:471:01:576:3920:28
6:35
#3526
20K
12.43 mi11:26:221:22:326:3820:35
6:38
#3390
Half
13.11 mi11:30:521:27:026:384:30
6:36
#3383
25K
15.53 mi11:47:041:43:146:3916:12
6:41
#3319
30K
18.64 mi12:08:372:04:476:4221:33
6:56
#3386
20M
20.00 mi12:18:062:14:166:439:29
6:59
#3400
21M
21.00 mi12:25:182:21:286:447:12
7:12
#3335
35K
21.75 mi12:30:202:26:306:445:02
6:44
#3336
23M
23.00 mi12:39:042:35:146:458:44
6:59
#3334
24M
24.00 mi12:45:532:42:036:456:49
6:49
#3339
40K
24.85 mi12:51:532:48:036:466:00
7:01
#3355
25.2M
25.20 mi12:54:332:50:436:462:40
7:44
#3380
Finish
26.22 mi13:01:352:57:456:477:02
6:54
#3418
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3575336833683199(Top 12%)3045(Top 20%)3045(Top 58%)
10K6.21 mi3.10 mi3746-1713531-1633531-1633974(Top 15%)3740(Top 25%)3740(Top 71%)
15K9.32 mi3.11 mi3526+2203336+1953336+1953199(Top 12%)3045(Top 20%)3045(Top 58%)
20K12.43 mi3.11 mi3390+1363216+1203216+1203012(Top 11%)2868(Top 19%)2868(Top 54%)
Half13.11 mi0.68 mi3383+73212+43212+43398(Top 13%)3229(Top 21%)3229(Top 61%)
25K15.53 mi2.42 mi3319+643158+543158+543234(Top 12%)3082(Top 20%)3082(Top 58%)
30K18.64 mi3.11 mi3386-673208-503208-503897(Top 15%)3646(Top 24%)3646(Top 69%)
20M20.00 mi1.36 mi3400-143220-123220-123883(Top 15%)3611(Top 24%)3611(Top 68%)
21M21.00 mi1.00 mi3335+653159+613159+613096(Top 12%)2900(Top 19%)2900(Top 55%)
35K21.75 mi0.75 mi3336-13158+13158+13696(Top 14%)3413(Top 22%)3413(Top 65%)
23M23.00 mi1.25 mi3334+23157+13157+13651(Top 14%)3375(Top 22%)3375(Top 64%)
24M24.00 mi1.00 mi3339-53160-33160-33726(Top 14%)3412(Top 22%)3412(Top 65%)
40K24.85 mi0.85 mi3355-163173-133173-133911(Top 15%)3514(Top 23%)3514(Top 66%)
25.2M25.20 mi0.35 mi3380-253192-193192-194959(Top 19%)4236(Top 28%)4236(Top 80%)
Finish26.22 mi1.02 mi3418-383222-303222-304606(Top 17%)3995(Top 26%)3995(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3199

Males

3045

M18-39

3045

5K→10K

3.1 - 6.2 mi

Top 15%
×5stories
+79ft-138ft

Overall

3974

Males

3740

M18-39

3740

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3199

Males

3045

M18-39

3045

15K→20K

9.3 - 12.4 mi

Top 11%
×5stories
+106ft-86ft

Overall

3012

Males

2868

M18-39

2868

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3398

Males

3229

M18-39

3229

Half→25K

13.1 - 15.5 mi

Top 12%
×4stories
+66ft-88ft

Overall

3234

Males

3082

M18-39

3082

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3897

Males

3646

M18-39

3646

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3883

Males

3611

M18-39

3611

20M→21M

20.0 - 21.0 mi

Top 12%
×8stories
+106ft-24ft

Overall

3096

Males

2900

M18-39

2900

21M→35K

21.0 - 21.8 mi

Top 14%
×7stories
+17ft-86ft

Overall

3696

Males

3413

M18-39

3413

35K→23M

21.8 - 23.0 mi

Top 14%
×5stories
+23ft-63ft

Overall

3651

Males

3375

M18-39

3375

23M→24M

23.0 - 24.0 mi

Top 14%
×6stories
+12ft-82ft

Overall

3726

Males

3412

M18-39

3412

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3911

Males

3514

M18-39

3514

40K→25.2M

24.9 - 25.2 mi

Top 19%
×1story
+13ft-16ft

Overall

4959

Males

4236

M18-39

4236

25.2M→Finish

25.2 - 26.2 mi

Top 17%
×2stories
+22ft-21ft

Overall

4606

Males

3995

M18-39

3995

Passing Analysis

Category:
Athletes Passed
1077
Passed By
920
Net Change
+157
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3575
5K → 10K132303-171#3575#3746
10K → 15K24929+220#3746#3526
15K → 20K15923+136#3526#3390
20K → Half2114+7#3390#3383
Half → 25K10440+64#3383#3319
25K → 30K64131-67#3319#3386
30K → 20M5468-14#3386#3400
20M → 21M9328+65#3400#3335
21M → 35K2627-1#3335#3336
35K → 23M5149+2#3336#3334
23M → 24M3742-5#3334#3339
24M → 40K3349-16#3339#3355
40K → 25.2M1439-25#3355#3380
25.2M → Finish4078-38#3380#3418
TOTALS1077920+157
📊

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