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BOSTON MARATHON 2023

Jonas Johansson

Bib: 29298•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M55-59)
#0 / 1422
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
33:33
Rank: #25364
Start → 5K
33:33 | 10:48/mi
10K· 6.21 mi
1:04:59
Rank: #24627 (+737)
5K → 10K
31:26 | 10:07/mi
15K· 9.32 mi
1:37:05
Rank: #24463 (+164)
10K → 15K
32:06 | 10:20/mi
20K· 12.43 mi
2:09:50
Rank: #24317 (+146)
15K → 20K
32:45 | 10:32/mi
Half· 13.11 mi
2:16:47
Rank: #24289 (+28)
20K → Half
6:57 | 10:11/mi
25K· 15.53 mi
2:42:39
Rank: #24110 (+179)
Half → 25K
25:52 | 10:40/mi
30K· 18.64 mi
3:18:14
Rank: #24046 (+64)
25K → 30K
35:35 | 11:27/mi
20M
3:33:40
Rank: #24008 (+38)
30K → 20M
15:26 | 11:21/mi
21M
3:45:11
Rank: #23900 (+108)
20M → 21M
11:31 | 11:31/mi
35K· 21.75 mi
3:52:54
Rank: #23844 (+56)
21M → 35K
7:43 | 10:19/mi
23M
4:06:03
Rank: #23730 (+114)
35K → 23M
13:09 | 10:30/mi
24M
4:16:49
Rank: #23684 (+46)
23M → 24M
10:46 | 10:46/mi
40K· 24.85 mi
4:27:55
Rank: #23765 (-81)
24M → 40K
11:06 | 12:59/mi
25.2M
4:31:53
Rank: #23743 (+22)
40K → 25.2M
3:58 | 11:30/mi
Finish· 26.22 mi
4:42:52
Rank: #23743
25.2M → Finish
10:59 | 10:47/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:16:47
Pace10:26 /mi
2nd Half
Distance13.11 mi
Time2:26:05
Pace11:09 /mi
📊Positive Split: 6.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:3933:3310:4833:33
10:48
-
10K
6.21 mi12:23:051:04:5910:2731:26
10:07
-0:41
15K
9.32 mi12:55:111:37:0510:2532:06
10:20
+0:13
20K
12.43 mi13:27:562:09:5010:2732:45
10:32
+0:12
Half
13.11 mi13:34:532:16:4710:266:57
10:11
-0:21
25K
15.53 mi14:00:452:42:3910:2825:52
10:40
+0:29
30K
18.64 mi14:36:203:18:1410:3835:35
11:27
+0:47
20M
20.00 mi14:51:463:33:4010:4115:26
11:21
-0:06
21M
21.00 mi15:03:173:45:1110:4311:31
11:31
+0:10
35K
21.75 mi15:11:003:52:5410:437:43
10:19
-1:12
23M
23.00 mi15:24:094:06:0310:4213:09
10:30
+0:11
24M
24.00 mi15:34:554:16:4910:4210:46
10:46
+0:16
40K
24.85 mi15:46:014:27:5510:4711:06
12:59
+2:13
25.2M
25.20 mi15:49:594:31:5310:473:58
11:30
-1:29
Finish
26.22 mi16:00:584:42:5210:4810:59
10:47
-0:43

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

10:07 /mi

Average Pace

10:48 /mi

Slowest Pace

12:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:12

28% of race

Time at Steady Pace

2:07:04

45% of race

Time at Slower Pace

1:17:36

27% of race

Average Pace: 10:47 /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 mi11:51:3933:3310:4833:33
10:48
#25364
10K
6.21 mi12:23:051:04:5910:2731:26
10:07
#24627
15K
9.32 mi12:55:111:37:0510:2532:06
10:20
#24463
20K
12.43 mi13:27:562:09:5010:2732:45
10:32
#24317
Half
13.11 mi13:34:532:16:4710:266:57
10:11
#24289
25K
15.53 mi14:00:452:42:3910:2825:52
10:40
#24110
30K
18.64 mi14:36:203:18:1410:3835:35
11:27
#24046
20M
20.00 mi14:51:463:33:4010:4115:26
11:21
#24008
21M
21.00 mi15:03:173:45:1110:4311:31
11:31
#23900
35K
21.75 mi15:11:003:52:5410:437:43
10:19
#23844
23M
23.00 mi15:24:094:06:0310:4213:09
10:30
#23730
24M
24.00 mi15:34:554:16:4910:4210:46
10:46
#23684
40K
24.85 mi15:46:014:27:5510:4711:06
12:59
#23765
25.2M
25.20 mi15:49:594:31:5310:473:58
11:30
#23743
Finish
26.22 mi16:00:584:42:5210:4810:59
10:47
#23743
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi25364146901469024136(Top 91%)14143(Top 93%)14143(Top 995%)
10K6.21 mi3.10 mi24627+73714381+30914381+30923942(Top 90%)14066(Top 93%)14066(Top 989%)
15K9.32 mi3.11 mi24463+16414298+8314298+8324136(Top 91%)14143(Top 93%)14143(Top 995%)
20K12.43 mi3.11 mi24317+14614220+7814220+7823903(Top 90%)14036(Top 92%)14036(Top 987%)
Half13.11 mi0.68 mi24289+2814211+914211+923634(Top 89%)13912(Top 92%)13912(Top 978%)
25K15.53 mi2.42 mi24110+17914120+9114120+9123461(Top 88%)13793(Top 91%)13793(Top 970%)
30K18.64 mi3.11 mi24046+6414079+4114079+4123794(Top 89%)13877(Top 91%)13877(Top 976%)
20M20.00 mi1.36 mi24008+3814056+2314056+2323279(Top 87%)13592(Top 90%)13592(Top 956%)
21M21.00 mi1.00 mi23900+10813995+6113995+6121910(Top 82%)12944(Top 85%)12944(Top 910%)
35K21.75 mi0.75 mi23844+5613964+3113964+3122029(Top 83%)12945(Top 85%)12945(Top 910%)
23M23.00 mi1.25 mi23730+11413907+5713907+5721323(Top 80%)12608(Top 83%)12608(Top 887%)
24M24.00 mi1.00 mi23684+4613873+3413873+3422599(Top 85%)13161(Top 87%)13161(Top 926%)
40K24.85 mi0.85 mi23765-8113903-3013903-3024924(Top 94%)14265(Top 94%)14265(Top 1003%)
25.2M25.20 mi0.35 mi23743+2213892+1113892+1121569(Top 81%)12660(Top 83%)12660(Top 890%)
Finish26.22 mi1.02 mi2374313885+713885+723564(Top 89%)13604(Top 90%)13604(Top 957%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 91%
×21stories
+97ft-345ft

Overall

24136

Males

14143

M55-59

14143

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

23942

Males

14066

M55-59

14066

10K→15K

6.2 - 9.3 mi

Top 91%
×3stories
+67ft-78ft

Overall

24136

Males

14143

M55-59

14143

15K→20K

9.3 - 12.4 mi

Top 90%
×5stories
+106ft-86ft

Overall

23903

Males

14036

M55-59

14036

20K→Half

12.4 - 13.1 mi

Top 89%
×2stories
+19ft-37ft

Overall

23634

Males

13912

M55-59

13912

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23461

Males

13793

M55-59

13793

25K→30K

15.5 - 18.6 mi

Top 89%
×9stories
+181ft-148ft

Overall

23794

Males

13877

M55-59

13877

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

23279

Males

13592

M55-59

13592

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

21910

Males

12944

M55-59

12944

21M→35K

21.0 - 21.8 mi

Top 83%
×7stories
+17ft-86ft

Overall

22029

Males

12945

M55-59

12945

35K→23M

21.8 - 23.0 mi

Top 80%
×5stories
+23ft-63ft

Overall

21323

Males

12608

M55-59

12608

23M→24M

23.0 - 24.0 mi

Top 85%
×6stories
+12ft-82ft

Overall

22599

Males

13161

M55-59

13161

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24924

Males

14265

M55-59

14265

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

21569

Males

12660

M55-59

12660

25.2M→Finish

25.2 - 26.2 mi

Top 89%
×2stories
+22ft-21ft

Overall

23564

Males

13604

M55-59

13604

Passing Analysis

Category:
Athletes Passed
1991
Passed By
370
Net Change
+1621
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25364
5K → 10K75417+737#25364#24627
10K → 15K21046+164#24627#24463
15K → 20K18135+146#24463#24317
20K → Half4113+28#24317#24289
Half → 25K19314+179#24289#24110
25K → 30K13268+64#24110#24046
30K → 20M6729+38#24046#24008
20M → 21M1124+108#24008#23900
21M → 35K571+56#23900#23844
35K → 23M1206+114#23844#23730
23M → 24M6418+46#23730#23684
24M → 40K1091-81#23684#23765
40K → 25.2M231+22#23765#23743
25.2M → Finish27270#23743#23743
TOTALS1991370+1621
📊

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