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BOSTON MARATHON 2023

Viktor Backemar

Bib: 3831•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
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
20:51
Rank: #3770
Start → 5K
6:43/mi
20:51 split
10K· 6.21 mi
41:22
Rank: #3589 (+181)
5K → 10K
6:36/mi
20:31 split
15K· 9.32 mi
1:02:03
Rank: #3613 (-24)
10K → 15K
6:39/mi
20:41 split
20K· 12.43 mi
1:23:00
Rank: #3684 (-71)
15K → 20K
6:45/mi
20:57 split
Half· 13.11 mi
1:27:34
Rank: #3701 (-17)
20K → Half
6:42/mi
4:34 split
25K· 15.53 mi
1:43:58
Rank: #3710 (-9)
Half → 25K
6:46/mi
16:24 split
30K· 18.64 mi
2:05:35
Rank: #3751 (-41)
25K → 30K
6:57/mi
21:37 split
20M
2:15:08
Rank: #3752 (-1)
30K → 20M
7:02/mi
9:33 split
21M
2:22:37
Rank: #3782 (-30)
20M → 21M
7:29/mi
7:29 split
35K· 21.75 mi
2:27:43
Rank: #3802 (-20)
21M → 35K
6:49/mi
5:06 split
23M
2:36:44
Rank: #3881 (-79)
35K → 23M
7:12/mi
9:01 split
24M
2:43:54
Rank: #3992 (-111)
23M → 24M
7:10/mi
7:10 split
40K· 24.85 mi
2:50:11
Rank: #4094 (-102)
24M → 40K
7:21/mi
6:17 split
25.2M
2:52:43
Rank: #4063 (+31)
40K → 25.2M
7:21/mi
2:32 split
Finish· 26.22 mi
2:59:42
Rank: #4117 (-54)
25.2M → Finish
6:51/mi
6:59 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:27:34
Pace6:41 /mi
2nd Half
Distance13.11 mi
Time1:32:08
Pace7:02 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:22:0620:516:4320:51
6:43
-
10K
6.21 mi10:42:3741:226:3920:31
6:36
-0:07
15K
9.32 mi11:03:181:02:036:3920:41
6:39
+0:03
20K
12.43 mi11:24:151:23:006:4120:57
6:45
+0:06
Half
13.11 mi11:28:491:27:346:414:34
6:42
-0:03
25K
15.53 mi11:45:131:43:586:4216:24
6:46
+0:04
30K
18.64 mi12:06:502:05:356:4421:37
6:57
+0:11
20M
20.00 mi12:16:232:15:086:459:33
7:02
+0:05
21M
21.00 mi12:23:522:22:376:477:29
7:29
+0:27
35K
21.75 mi12:28:582:27:436:485:06
6:49
-0:40
23M
23.00 mi12:37:592:36:446:499:01
7:12
+0:23
24M
24.00 mi12:45:092:43:546:507:10
7:10
-0:02
40K
24.85 mi12:51:262:50:116:516:17
7:21
+0:11
25.2M
25.20 mi12:53:582:52:436:512:32
7:21
0:00
Finish
26.22 mi13:00:572:59:426:526:59
6:51
-0:30

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

6:36 /mi

Average Pace

6:52 /mi

Slowest Pace

7:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:43:24

91% of race

Time at Steady Pace

16:18

9% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:51 /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 mi10:22:0620:516:4320:51
6:43
#3770
10K
6.21 mi10:42:3741:226:3920:31
6:36
#3589
15K
9.32 mi11:03:181:02:036:3920:41
6:39
#3613
20K
12.43 mi11:24:151:23:006:4120:57
6:45
#3684
Half
13.11 mi11:28:491:27:346:414:34
6:42
#3701
25K
15.53 mi11:45:131:43:586:4216:24
6:46
#3710
30K
18.64 mi12:06:502:05:356:4421:37
6:57
#3751
20M
20.00 mi12:16:232:15:086:459:33
7:02
#3752
21M
21.00 mi12:23:522:22:376:477:29
7:29
#3782
35K
21.75 mi12:28:582:27:436:485:06
6:49
#3802
23M
23.00 mi12:37:592:36:446:499:01
7:12
#3881
24M
24.00 mi12:45:092:43:546:507:10
7:10
#3992
40K
24.85 mi12:51:262:50:116:516:17
7:21
#4094
25.2M
25.20 mi12:53:582:52:436:512:32
7:21
#4063
Finish
26.22 mi13:00:572:59:426:526:59
6:51
#4117
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi3770354435443752(Top 14%)3536(Top 23%)3536(Top 67%)
10K6.21 mi3.10 mi3589+1813387+1573387+1573528(Top 13%)3341(Top 22%)3341(Top 63%)
15K9.32 mi3.11 mi3613-243415-283415-283752(Top 14%)3536(Top 23%)3536(Top 67%)
20K12.43 mi3.11 mi3684-713486-713486-713923(Top 15%)3697(Top 24%)3697(Top 70%)
Half13.11 mi0.68 mi3701-173500-143500-144264(Top 16%)3988(Top 26%)3988(Top 75%)
25K15.53 mi2.42 mi3710-93507-73507-73849(Top 14%)3621(Top 24%)3621(Top 69%)
30K18.64 mi3.11 mi3751-413541-343541-344066(Top 15%)3796(Top 25%)3796(Top 72%)
20M20.00 mi1.36 mi3752-13542-13542-14190(Top 16%)3869(Top 25%)3869(Top 73%)
21M21.00 mi1.00 mi3782-303562-203562-204478(Top 17%)4080(Top 27%)4080(Top 77%)
35K21.75 mi0.75 mi3802-203579-173579-174281(Top 16%)3916(Top 26%)3916(Top 74%)
23M23.00 mi1.25 mi3881-793652-733652-734767(Top 18%)4283(Top 28%)4283(Top 81%)
24M24.00 mi1.00 mi3992-1113738-863738-865524(Top 21%)4786(Top 32%)4786(Top 91%)
40K24.85 mi0.85 mi4094-1023831-933831-935706(Top 21%)4822(Top 32%)4822(Top 91%)
25.2M25.20 mi0.35 mi4063+313802+293802+293180(Top 12%)2903(Top 19%)2903(Top 55%)
Finish26.22 mi1.02 mi4117-543852-503852-504356(Top 16%)3814(Top 25%)3814(Top 72%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 14%
×21story building
+97ft-345ft

Overall

3752

Males

3536

M18-39

3536

5K→10K

3.1 - 6.2 mi

Top 13%
×5story building
+79ft-138ft

Overall

3528

Males

3341

M18-39

3341

10K→15K

6.2 - 9.3 mi

Top 14%
×3story building
+67ft-78ft

Overall

3752

Males

3536

M18-39

3536

15K→20K

9.3 - 12.4 mi

Top 15%
×5story building
+106ft-86ft

Overall

3923

Males

3697

M18-39

3697

20K→Half

12.4 - 13.1 mi

Top 16%
×2story building
+19ft-37ft

Overall

4264

Males

3988

M18-39

3988

Half→25K

13.1 - 15.5 mi

Top 14%
×4story building
+66ft-88ft

Overall

3849

Males

3621

M18-39

3621

25K→30K

15.5 - 18.6 mi

Top 15%
×9story building
+181ft-148ft

Overall

4066

Males

3796

M18-39

3796

30K→20M

18.6 - 20.0 mi

Top 16%
×5story building
+64ft-50ft

Overall

4190

Males

3869

M18-39

3869

20M→21M

20.0 - 21.0 mi

Top 17%
×8story building
+106ft-24ft

Overall

4478

Males

4080

M18-39

4080

21M→35K

21.0 - 21.8 mi

Top 16%
×7story building
+17ft-86ft

Overall

4281

Males

3916

M18-39

3916

35K→23M

21.8 - 23.0 mi

Top 18%
×5story building
+23ft-63ft

Overall

4767

Males

4283

M18-39

4283

23M→24M

23.0 - 24.0 mi

Top 21%
×6story building
+12ft-82ft

Overall

5524

Males

4786

M18-39

4786

24M→40K

24.0 - 24.9 mi

Top 21%
×1story
+6ft-20ft

Overall

5706

Males

4822

M18-39

4822

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3180

Males

2903

M18-39

2903

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2story building
+22ft-21ft

Overall

4356

Males

3814

M18-39

3814

Passing Analysis

Category:
Athletes Passed
927
Passed By
1274
Net Change
-347
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3770
5K → 10K302121+181#3770#3589
10K → 15K100124-24#3589#3613
15K → 20K67138-71#3613#3684
20K → Half724-17#3684#3701
Half → 25K8190-9#3701#3710
25K → 30K90131-41#3710#3751
30K → 20M5859-1#3751#3752
20M → 21M4878-30#3752#3782
21M → 35K1939-20#3782#3802
35K → 23M36115-79#3802#3881
23M → 24M30141-111#3881#3992
24M → 40K22124-102#3992#4094
40K → 25.2M398+31#4094#4063
25.2M → Finish2882-54#4063#4117
TOTALS9271274-347
📊

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