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BOSTON MARATHON 2023

Guilherme Stapenhorst

Bib: 515•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 2%
Gender (Male)
#0 / 15176
Top 3%
Division (M18-39)
#0 / 5285
Top 8%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:26
Rank: #193
Start → 5K
17:26 | 5:37/mi
10K· 6.21 mi
35:17
Rank: #268 (-75)
5K → 10K
17:51 | 5:45/mi
15K· 9.32 mi
53:23
Rank: #319 (-51)
10K → 15K
18:06 | 5:50/mi
20K· 12.43 mi
1:11:58
Rank: #351 (-32)
15K → 20K
18:35 | 5:59/mi
Half· 13.11 mi
1:15:58
Rank: #357 (-6)
20K → Half
4:00 | 5:52/mi
25K· 15.53 mi
1:30:35
Rank: #381 (-24)
Half → 25K
14:37 | 6:02/mi
30K· 18.64 mi
1:49:50
Rank: #408 (-27)
25K → 30K
19:15 | 6:12/mi
20M
1:58:20
Rank: #433 (-25)
30K → 20M
8:30 | 6:15/mi
21M
2:05:00
Rank: #450 (-17)
20M → 21M
6:40 | 6:40/mi
35K· 21.75 mi
2:09:37
Rank: #454 (-4)
21M → 35K
4:37 | 6:10/mi
23M
2:17:37
Rank: #464 (-10)
35K → 23M
8:00 | 6:23/mi
24M
2:23:53
Rank: #476 (-12)
23M → 24M
6:16 | 6:16/mi
40K· 24.85 mi
2:29:23
Rank: #483 (-7)
24M → 40K
5:30 | 6:26/mi
25.2M
2:31:46
Rank: #488 (-5)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:38:06
Rank: #495 (-7)
25.2M → Finish
6:20 | 6:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:15:58
Pace5:48 /mi
2nd Half
Distance13.11 mi
Time1:22:08
Pace6:16 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:17:2917:265:3717:26
5:37
-
10K
6.21 mi10:35:2035:175:4117:51
5:45
+0:08
15K
9.32 mi10:53:2653:235:4418:06
5:50
+0:05
20K
12.43 mi11:12:011:11:585:4718:35
5:59
+0:09
Half
13.11 mi11:16:011:15:585:484:00
5:52
-0:07
25K
15.53 mi11:30:381:30:355:5014:37
6:02
+0:10
30K
18.64 mi11:49:531:49:505:5419:15
6:12
+0:10
20M
20.00 mi11:58:231:58:205:558:30
6:15
+0:03
21M
21.00 mi12:05:032:05:005:576:40
6:40
+0:25
35K
21.75 mi12:09:402:09:375:584:37
6:10
-0:30
23M
23.00 mi12:17:402:17:375:598:00
6:23
+0:13
24M
24.00 mi12:23:562:23:536:006:16
6:16
-0:07
40K
24.85 mi12:29:262:29:236:015:30
6:26
+0:10
25.2M
25.20 mi12:31:492:31:466:012:23
6:55
+0:29
Finish
26.22 mi12:38:092:38:066:026:20
6:13
-0:42

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

5:37 /mi

Average Pace

6:02 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:15:58

48% of race

Time at Steady Pace

59:35

38% of race

Time at Slower Pace

22:33

14% of race

Average Pace: 6:02 /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 mi10:17:2917:265:3717:26
5:37
#193
10K
6.21 mi10:35:2035:175:4117:51
5:45
#268
15K
9.32 mi10:53:2653:235:4418:06
5:50
#319
20K
12.43 mi11:12:011:11:585:4718:35
5:59
#351
Half
13.11 mi11:16:011:15:585:484:00
5:52
#357
25K
15.53 mi11:30:381:30:355:5014:37
6:02
#381
30K
18.64 mi11:49:531:49:505:5419:15
6:12
#408
20M
20.00 mi11:58:231:58:205:558:30
6:15
#433
21M
21.00 mi12:05:032:05:005:576:40
6:40
#450
35K
21.75 mi12:09:402:09:375:584:37
6:10
#454
23M
23.00 mi12:17:402:17:375:598:00
6:23
#464
24M
24.00 mi12:23:562:23:536:006:16
6:16
#476
40K
24.85 mi12:29:262:29:236:015:30
6:26
#483
25.2M
25.20 mi12:31:492:31:466:012:23
6:55
#488
Finish
26.22 mi12:38:092:38:066:026:20
6:13
#495
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi193193193398(Top 1%)364(Top 2%)364(Top 7%)
10K6.21 mi3.10 mi268-75241-48241-48371(Top 1%)336(Top 2%)336(Top 6%)
15K9.32 mi3.11 mi319-51286-45286-45398(Top 1%)364(Top 2%)364(Top 7%)
20K12.43 mi3.11 mi351-32318-32318-32531(Top 2%)491(Top 3%)491(Top 9%)
Half13.11 mi0.68 mi357-6324-6324-6480(Top 2%)442(Top 3%)442(Top 8%)
25K15.53 mi2.42 mi381-24349-25349-25580(Top 2%)540(Top 4%)540(Top 10%)
30K18.64 mi3.11 mi408-27376-27376-27671(Top 3%)634(Top 4%)634(Top 12%)
20M20.00 mi1.36 mi433-25398-22398-22760(Top 3%)720(Top 5%)720(Top 14%)
21M21.00 mi1.00 mi450-17415-17415-17995(Top 4%)947(Top 6%)947(Top 18%)
35K21.75 mi0.75 mi454-4419-4419-41124(Top 4%)1068(Top 7%)1068(Top 20%)
23M23.00 mi1.25 mi464-10428-9428-91057(Top 4%)1002(Top 7%)1002(Top 19%)
24M24.00 mi1.00 mi476-12440-12440-121229(Top 5%)1163(Top 8%)1163(Top 22%)
40K24.85 mi0.85 mi483-7447-7447-71288(Top 5%)1215(Top 8%)1215(Top 23%)
25.2M25.20 mi0.35 mi488-5452-5452-51409(Top 5%)1326(Top 9%)1326(Top 25%)
Finish26.22 mi1.02 mi495-7460-8460-81303(Top 5%)1233(Top 8%)1233(Top 23%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 1%
×21stories
+97ft-345ft

Overall

398

Males

364

M18-39

364

5K→10K

3.1 - 6.2 mi

Top 1%
×5stories
+79ft-138ft

Overall

371

Males

336

M18-39

336

10K→15K

6.2 - 9.3 mi

Top 1%
×3stories
+67ft-78ft

Overall

398

Males

364

M18-39

364

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

531

Males

491

M18-39

491

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

480

Males

442

M18-39

442

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

580

Males

540

M18-39

540

25K→30K

15.5 - 18.6 mi

Top 3%
×9stories
+181ft-148ft

Overall

671

Males

634

M18-39

634

30K→20M

18.6 - 20.0 mi

Top 3%
×5stories
+64ft-50ft

Overall

760

Males

720

M18-39

720

20M→21M

20.0 - 21.0 mi

Top 4%
×8stories
+106ft-24ft

Overall

995

Males

947

M18-39

947

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

1124

Males

1068

M18-39

1068

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1057

Males

1002

M18-39

1002

23M→24M

23.0 - 24.0 mi

Top 5%
×6stories
+12ft-82ft

Overall

1229

Males

1163

M18-39

1163

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1288

Males

1215

M18-39

1215

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1409

Males

1326

M18-39

1326

25.2M→Finish

25.2 - 26.2 mi

Top 5%
×2stories
+22ft-21ft

Overall

1303

Males

1233

M18-39

1233

Passing Analysis

Category:
Athletes Passed
55
Passed By
357
Net Change
-302
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#193
5K → 10K176-75#193#268
10K → 15K253-51#268#319
15K → 20K335-32#319#351
20K → Half06-6#351#357
Half → 25K933-24#357#381
25K → 30K734-27#381#408
30K → 20M328-25#408#433
20M → 21M320-17#433#450
21M → 35K26-4#450#454
35K → 23M818-10#454#464
23M → 24M214-12#464#476
24M → 40K310-7#476#483
40K → 25.2M49-5#483#488
25.2M → Finish815-7#488#495
TOTALS55357-302
📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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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