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BOSTON MARATHON 2023

Sebastian Michelswirth

Bib: 7480•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 17%
Gender (Male)
#0 / 15176
Top 28%
Division (M18-39)
#0 / 5285
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:50
Rank: #3728
Start → 5K
20:50 | 6:42/mi
10K· 6.21 mi
41:18
Rank: #3508 (+220)
5K → 10K
20:28 | 6:35/mi
15K· 9.32 mi
1:01:43
Rank: #3357 (+151)
10K → 15K
20:25 | 6:34/mi
20K· 12.43 mi
1:22:53
Rank: #3599 (-242)
15K → 20K
21:10 | 6:49/mi
Half· 13.11 mi
1:27:33
Rank: #3694 (-95)
20K → Half
4:40 | 6:50/mi
25K· 15.53 mi
1:44:15
Rank: #3873 (-179)
Half → 25K
16:42 | 6:53/mi
30K· 18.64 mi
2:06:36
Rank: #4238 (-365)
25K → 30K
22:21 | 7:12/mi
20M
2:16:24
Rank: #4324 (-86)
30K → 20M
9:48 | 7:13/mi
21M
2:24:12
Rank: #4462 (-138)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:29:24
Rank: #4486 (-24)
21M → 35K
5:12 | 6:57/mi
23M
2:38:33
Rank: #4553 (-67)
35K → 23M
9:09 | 7:18/mi
24M
2:45:31
Rank: #4533 (+20)
23M → 24M
6:58 | 6:58/mi
40K· 24.85 mi
2:51:40
Rank: #4512 (+21)
24M → 40K
6:09 | 7:12/mi
25.2M
2:54:24
Rank: #4536 (-24)
40K → 25.2M
2:44 | 7:56/mi
Finish· 26.22 mi
3:01:49
Rank: #4584 (-48)
25.2M → Finish
7:25 | 7:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:33
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:34:16
Pace7:11 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:25:0120:506:4220:50
6:42
-
10K
6.21 mi10:45:2941:186:3920:28
6:35
-0:07
15K
9.32 mi11:05:541:01:436:3720:25
6:34
-0:01
20K
12.43 mi11:27:041:22:536:4021:10
6:49
+0:15
Half
13.11 mi11:31:441:27:336:414:40
6:50
+0:01
25K
15.53 mi11:48:261:44:156:4316:42
6:53
+0:03
30K
18.64 mi12:10:472:06:366:4722:21
7:12
+0:19
20M
20.00 mi12:20:352:16:246:499:48
7:13
+0:01
21M
21.00 mi12:28:232:24:126:527:48
7:48
+0:35
35K
21.75 mi12:33:352:29:246:525:12
6:57
-0:51
23M
23.00 mi12:42:442:38:336:549:09
7:18
+0:21
24M
24.00 mi12:49:422:45:316:546:58
6:58
-0:20
40K
24.85 mi12:55:512:51:406:546:09
7:12
+0:14
25.2M
25.20 mi12:58:352:54:246:552:44
7:56
+0:44
Finish
26.22 mi13:06:003:01:496:567:25
7:17
-0:39

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

6:34 /mi

Average Pace

6:56 /mi

Slowest Pace

7:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:43

34% of race

Time at Steady Pace

54:42

30% of race

Time at Slower Pace

1:05:24

36% of race

Average Pace: 6:56 /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 mi10:25:0120:506:4220:50
6:42
#3728
10K
6.21 mi10:45:2941:186:3920:28
6:35
#3508
15K
9.32 mi11:05:541:01:436:3720:25
6:34
#3357
20K
12.43 mi11:27:041:22:536:4021:10
6:49
#3599
Half
13.11 mi11:31:441:27:336:414:40
6:50
#3694
25K
15.53 mi11:48:261:44:156:4316:42
6:53
#3873
30K
18.64 mi12:10:472:06:366:4722:21
7:12
#4238
20M
20.00 mi12:20:352:16:246:499:48
7:13
#4324
21M
21.00 mi12:28:232:24:126:527:48
7:48
#4462
35K
21.75 mi12:33:352:29:246:525:12
6:57
#4486
23M
23.00 mi12:42:442:38:336:549:09
7:18
#4553
24M
24.00 mi12:49:422:45:316:546:58
6:58
#4533
40K
24.85 mi12:55:512:51:406:546:09
7:12
#4512
25.2M
25.20 mi12:58:352:54:246:552:44
7:56
#4536
Finish
26.22 mi13:06:003:01:496:567:25
7:17
#4584
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3728350435043079(Top 12%)2937(Top 19%)2937(Top 56%)
10K6.21 mi3.10 mi3508+2203313+1913313+1913415(Top 13%)3244(Top 21%)3244(Top 61%)
15K9.32 mi3.11 mi3357+1513185+1283185+1283079(Top 12%)2937(Top 19%)2937(Top 56%)
20K12.43 mi3.11 mi3599-2423407-2223407-2224550(Top 17%)4239(Top 28%)4239(Top 80%)
Half13.11 mi0.68 mi3694-953494-873494-875532(Top 21%)5092(Top 34%)5092(Top 96%)
25K15.53 mi2.42 mi3873-1793653-1593653-1594864(Top 18%)4503(Top 30%)4503(Top 85%)
30K18.64 mi3.11 mi4238-3653977-3243977-3245448(Top 20%)4955(Top 33%)4955(Top 94%)
20M20.00 mi1.36 mi4324-864045-684045-685142(Top 19%)4649(Top 31%)4649(Top 88%)
21M21.00 mi1.00 mi4462-1384164-1194164-1196135(Top 23%)5283(Top 35%)5283(Top 100%)
35K21.75 mi0.75 mi4486-244183-194183-195039(Top 19%)4514(Top 30%)4514(Top 85%)
23M23.00 mi1.25 mi4553-674240-574240-575334(Top 20%)4709(Top 31%)4709(Top 89%)
24M24.00 mi1.00 mi4533+204226+144226+144493(Top 17%)4054(Top 27%)4054(Top 77%)
40K24.85 mi0.85 mi4512+214204+224204+224828(Top 18%)4228(Top 28%)4228(Top 80%)
25.2M25.20 mi0.35 mi4536-244222-184222-185988(Top 22%)4919(Top 32%)4919(Top 93%)
Finish26.22 mi1.02 mi4584-484256-344256-346924(Top 26%)5507(Top 36%)5507(Top 104%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 12%
×21stories
+97ft-345ft

Overall

3079

Males

2937

M18-39

2937

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3415

Males

3244

M18-39

3244

10K→15K

6.2 - 9.3 mi

Top 12%
×3stories
+67ft-78ft

Overall

3079

Males

2937

M18-39

2937

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4550

Males

4239

M18-39

4239

20K→Half

12.4 - 13.1 mi

Top 21%
×2stories
+19ft-37ft

Overall

5532

Males

5092

M18-39

5092

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4864

Males

4503

M18-39

4503

25K→30K

15.5 - 18.6 mi

Top 20%
×9stories
+181ft-148ft

Overall

5448

Males

4955

M18-39

4955

30K→20M

18.6 - 20.0 mi

Top 19%
×5stories
+64ft-50ft

Overall

5142

Males

4649

M18-39

4649

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6135

Males

5283

M18-39

5283

21M→35K

21.0 - 21.8 mi

Top 19%
×7stories
+17ft-86ft

Overall

5039

Males

4514

M18-39

4514

35K→23M

21.8 - 23.0 mi

Top 20%
×5stories
+23ft-63ft

Overall

5334

Males

4709

M18-39

4709

23M→24M

23.0 - 24.0 mi

Top 17%
×6stories
+12ft-82ft

Overall

4493

Males

4054

M18-39

4054

24M→40K

24.0 - 24.9 mi

Top 18%
×1story
+6ft-20ft

Overall

4828

Males

4228

M18-39

4228

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

5988

Males

4919

M18-39

4919

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6924

Males

5507

M18-39

5507

Passing Analysis

Category:
Athletes Passed
917
Passed By
1773
Net Change
-856
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3728
5K → 10K328108+220#3728#3508
10K → 15K18736+151#3508#3357
15K → 20K26268-242#3357#3599
20K → Half398-95#3599#3694
Half → 25K39218-179#3694#3873
25K → 30K37402-365#3873#4238
30K → 20M39125-86#4238#4324
20M → 21M27165-138#4324#4462
21M → 35K3660-24#4462#4486
35K → 23M49116-67#4486#4553
23M → 24M5333+20#4553#4533
24M → 40K5231+21#4533#4512
40K → 25.2M1034-24#4512#4536
25.2M → Finish3179-48#4536#4584
TOTALS9171773-856
📊

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