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BOSTON MARATHON 2023

Sebastian Beenfeldt

Bib: 27808•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
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
29:28
Rank: #22036
Start → 5K
29:28 | 9:29/mi
10K· 6.21 mi
55:34
Rank: #20398 (+1638)
5K → 10K
26:06 | 8:24/mi
15K· 9.32 mi
1:22:28
Rank: #19851 (+547)
10K → 15K
26:54 | 8:39/mi
20K· 12.43 mi
1:50:11
Rank: #19671 (+180)
15K → 20K
27:43 | 8:55/mi
Half· 13.11 mi
1:56:07
Rank: #19641 (+30)
20K → Half
5:56 | 8:42/mi
25K· 15.53 mi
2:18:34
Rank: #19724 (-83)
Half → 25K
22:27 | 9:16/mi
30K· 18.64 mi
2:51:07
Rank: #20378 (-654)
25K → 30K
32:33 | 10:29/mi
20M
3:06:14
Rank: #20642 (-264)
30K → 20M
15:07 | 11:07/mi
21M
3:19:37
Rank: #21043 (-401)
20M → 21M
13:23 | 13:23/mi
35K· 21.75 mi
3:28:13
Rank: #21214 (-171)
21M → 35K
8:36 | 11:30/mi
23M
3:44:08
Rank: #21586 (-372)
35K → 23M
15:55 | 12:43/mi
24M
3:55:51
Rank: #21771 (-185)
23M → 24M
11:43 | 11:43/mi
40K· 24.85 mi
4:06:15
Rank: #21885 (-114)
24M → 40K
10:24 | 12:10/mi
25.2M
4:10:33
Rank: #21915 (-30)
40K → 25.2M
4:18 | 12:28/mi
Finish· 26.22 mi
4:21:47
Rank: #21991 (-76)
25.2M → Finish
11:14 | 11:01/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:07
Pace8:51 /mi
2nd Half
Distance13.11 mi
Time2:25:40
Pace11:07 /mi
📊Positive Split: 25.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:3929:289:2929:28
9:29
-
10K
6.21 mi12:12:4555:348:5726:06
8:24
-1:05
15K
9.32 mi12:39:391:22:288:5126:54
8:39
+0:15
20K
12.43 mi13:07:221:50:118:5227:43
8:55
+0:16
Half
13.11 mi13:13:181:56:078:515:56
8:42
-0:13
25K
15.53 mi13:35:452:18:348:5522:27
9:16
+0:34
30K
18.64 mi14:08:182:51:079:1132:33
10:29
+1:13
20M
20.00 mi14:23:253:06:149:1915:07
11:07
+0:38
21M
21.00 mi14:36:483:19:379:3013:23
13:23
+2:16
35K
21.75 mi14:45:243:28:139:348:36
11:30
-1:53
23M
23.00 mi15:01:193:44:089:4515:55
12:43
+1:13
24M
24.00 mi15:13:023:55:519:5011:43
11:43
-1:00
40K
24.85 mi15:23:264:06:159:5410:24
12:10
+0:27
25.2M
25.20 mi15:27:444:10:339:574:18
12:28
+0:18
Finish
26.22 mi15:38:584:21:4710:0011:14
11:01
-1:27

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

8:24 /mi

Average Pace

10:00 /mi

Slowest Pace

13:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:18:34

53% of race

Time at Steady Pace

1:19:13

30% of race

Time at Slower Pace

44:00

17% of race

Average Pace: 9:59 /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 mi11:46:3929:289:2929:28
9:29
#22036
10K
6.21 mi12:12:4555:348:5726:06
8:24
#20398
15K
9.32 mi12:39:391:22:288:5126:54
8:39
#19851
20K
12.43 mi13:07:221:50:118:5227:43
8:55
#19671
Half
13.11 mi13:13:181:56:078:515:56
8:42
#19641
25K
15.53 mi13:35:452:18:348:5522:27
9:16
#19724
30K
18.64 mi14:08:182:51:079:1132:33
10:29
#20378
20M
20.00 mi14:23:253:06:149:1915:07
11:07
#20642
21M
21.00 mi14:36:483:19:379:3013:23
13:23
#21043
35K
21.75 mi14:45:243:28:139:348:36
11:30
#21214
23M
23.00 mi15:01:193:44:089:4515:55
12:43
#21586
24M
24.00 mi15:13:023:55:519:5011:43
11:43
#21771
40K
24.85 mi15:23:264:06:159:5410:24
12:10
#21885
25.2M
25.20 mi15:27:444:10:339:574:18
12:28
#21915
Finish
26.22 mi15:38:584:21:4710:0011:14
11:01
#21991
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi22036131181311818768(Top 70%)11789(Top 78%)11789(Top 223%)
10K6.21 mi3.10 mi20398+163812402+71612402+71617588(Top 66%)11335(Top 75%)11335(Top 214%)
15K9.32 mi3.11 mi19851+54712180+22212180+22218768(Top 70%)11789(Top 78%)11789(Top 223%)
20K12.43 mi3.11 mi19671+18012125+5512125+5519323(Top 73%)12027(Top 79%)12027(Top 228%)
Half13.11 mi0.68 mi19641+3012115+1012115+1018912(Top 71%)11877(Top 78%)11877(Top 225%)
25K15.53 mi2.42 mi19724-8312148-3312148-3320052(Top 75%)12311(Top 81%)12311(Top 233%)
30K18.64 mi3.11 mi20378-65412417-26912417-26922157(Top 83%)13152(Top 87%)13152(Top 249%)
20M20.00 mi1.36 mi20642-26412522-10512522-10522902(Top 86%)13419(Top 88%)13419(Top 254%)
21M21.00 mi1.00 mi21043-40112681-15912681-15924470(Top 92%)14122(Top 93%)14122(Top 267%)
35K21.75 mi0.75 mi21214-17112751-7012751-7024077(Top 90%)13885(Top 91%)13885(Top 263%)
23M23.00 mi1.25 mi21586-37212912-16112912-16124802(Top 93%)14246(Top 94%)14246(Top 270%)
24M24.00 mi1.00 mi21771-18512987-7512987-7524149(Top 91%)13881(Top 91%)13881(Top 263%)
40K24.85 mi0.85 mi21885-11413031-4413031-4424071(Top 90%)13838(Top 91%)13838(Top 262%)
25.2M25.20 mi0.35 mi21915-3013041-1013041-1023213(Top 87%)13413(Top 88%)13413(Top 254%)
Finish26.22 mi1.02 mi21991-7613072-3113072-3124007(Top 90%)13816(Top 91%)13816(Top 261%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 70%
×21stories
+97ft-345ft

Overall

18768

Males

11789

M18-39

11789

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17588

Males

11335

M18-39

11335

10K→15K

6.2 - 9.3 mi

Top 70%
×3stories
+67ft-78ft

Overall

18768

Males

11789

M18-39

11789

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

19323

Males

12027

M18-39

12027

20K→Half

12.4 - 13.1 mi

Top 71%
×2stories
+19ft-37ft

Overall

18912

Males

11877

M18-39

11877

Half→25K

13.1 - 15.5 mi

Top 75%
×4stories
+66ft-88ft

Overall

20052

Males

12311

M18-39

12311

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

22157

Males

13152

M18-39

13152

30K→20M

18.6 - 20.0 mi

Top 86%
×5stories
+64ft-50ft

Overall

22902

Males

13419

M18-39

13419

20M→21M

20.0 - 21.0 mi

Top 92%
×8stories
+106ft-24ft

Overall

24470

Males

14122

M18-39

14122

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

24077

Males

13885

M18-39

13885

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

24802

Males

14246

M18-39

14246

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

24149

Males

13881

M18-39

13881

24M→40K

24.0 - 24.9 mi

Top 90%
×1story
+6ft-20ft

Overall

24071

Males

13838

M18-39

13838

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23213

Males

13413

M18-39

13413

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

24007

Males

13816

M18-39

13816

Passing Analysis

Category:
Athletes Passed
2760
Passed By
2715
Net Change
+45
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22036
5K → 10K16457+1638#22036#20398
10K → 15K57932+547#20398#19851
15K → 20K26989+180#19851#19671
20K → Half5020+30#19671#19641
Half → 25K85168-83#19641#19724
25K → 30K42696-654#19724#20378
30K → 20M22286-264#20378#20642
20M → 21M9410-401#20642#21043
21M → 35K8179-171#21043#21214
35K → 23M11383-372#21214#21586
23M → 24M5190-185#21586#21771
24M → 40K15129-114#21771#21885
40K → 25.2M737-30#21885#21915
25.2M → Finish1389-76#21915#21991
TOTALS27602715+45
📊

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