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BOSTON MARATHON 2023

Jan Erik Mann

Bib: 6253•M

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 10%
Gender (Male)
#0 / 15176
Top 17%
Division (M18-39)
#0 / 5285
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:07
Rank: #4629
Start → 5K
21:07 | 6:48/mi
10K· 6.21 mi
41:54
Rank: #4397 (+232)
5K → 10K
20:47 | 6:41/mi
15K· 9.32 mi
1:02:39
Rank: #4220 (+177)
10K → 15K
20:45 | 6:41/mi
20K· 12.43 mi
1:23:23
Rank: #3956 (+264)
15K → 20K
20:44 | 6:40/mi
Half· 13.11 mi
1:27:53
Rank: #3917 (+39)
20K → Half
4:30 | 6:36/mi
25K· 15.53 mi
1:43:51
Rank: #3632 (+285)
Half → 25K
15:58 | 6:35/mi
30K· 18.64 mi
2:04:53
Rank: #3431 (+201)
25K → 30K
21:02 | 6:46/mi
20M
2:14:09
Rank: #3345 (+86)
30K → 20M
9:16 | 6:49/mi
21M
2:21:06
Rank: #3216 (+129)
20M → 21M
6:57 | 6:57/mi
35K· 21.75 mi
2:25:56
Rank: #3150 (+66)
21M → 35K
4:50 | 6:28/mi
23M
2:34:19
Rank: #3054 (+96)
35K → 23M
8:23 | 6:42/mi
24M
2:40:50
Rank: #2987 (+67)
23M → 24M
6:31 | 6:31/mi
40K· 24.85 mi
2:46:22
Rank: #2873 (+114)
24M → 40K
5:32 | 6:28/mi
25.2M
2:48:47
Rank: #2835 (+38)
40K → 25.2M
2:25 | 7:00/mi
Finish· 26.22 mi
2:55:11
Rank: #2739 (+96)
25.2M → Finish
6:24 | 6:17/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:27:53
Pace6:42 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:27:18
Pace6:40 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:4721:076:4821:07
6:48
-
10K
6.21 mi10:45:3441:546:4520:47
6:41
-0:07
15K
9.32 mi11:06:191:02:396:4320:45
6:41
0:00
20K
12.43 mi11:27:031:23:236:4320:44
6:40
-0:01
Half
13.11 mi11:31:331:27:536:424:30
6:36
-0:04
25K
15.53 mi11:47:311:43:516:4115:58
6:35
-0:01
30K
18.64 mi12:08:332:04:536:4221:02
6:46
+0:11
20M
20.00 mi12:17:492:14:096:429:16
6:49
+0:03
21M
21.00 mi12:24:462:21:066:436:57
6:57
+0:08
35K
21.75 mi12:29:362:25:566:434:50
6:28
-0:29
23M
23.00 mi12:37:592:34:196:438:23
6:42
+0:14
24M
24.00 mi12:44:302:40:506:426:31
6:31
-0:11
40K
24.85 mi12:50:022:46:226:425:32
6:28
-0:03
25.2M
25.20 mi12:52:272:48:476:422:25
7:00
+0:32
Finish
26.22 mi12:58:512:55:116:416:24
6:17
-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

6:17 /mi

Average Pace

6:41 /mi

Slowest Pace

7:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:45:49

95% of race

Time at Steady Pace

9:22

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:41 /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 mi10:24:4721:076:4821:07
6:48
#4629
10K
6.21 mi10:45:3441:546:4520:47
6:41
#4397
15K
9.32 mi11:06:191:02:396:4320:45
6:41
#4220
20K
12.43 mi11:27:031:23:236:4320:44
6:40
#3956
Half
13.11 mi11:31:331:27:536:424:30
6:36
#3917
25K
15.53 mi11:47:311:43:516:4115:58
6:35
#3632
30K
18.64 mi12:08:332:04:536:4221:02
6:46
#3431
20M
20.00 mi12:17:492:14:096:429:16
6:49
#3345
21M
21.00 mi12:24:462:21:066:436:57
6:57
#3216
35K
21.75 mi12:29:362:25:566:434:50
6:28
#3150
23M
23.00 mi12:37:592:34:196:438:23
6:42
#3054
24M
24.00 mi12:44:302:40:506:426:31
6:31
#2987
40K
24.85 mi12:50:022:46:226:425:32
6:28
#2873
25.2M
25.20 mi12:52:272:48:476:422:25
7:00
#2835
Finish
26.22 mi12:58:512:55:116:416:24
6:17
#2739
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi4629431243123901(Top 15%)3665(Top 24%)3665(Top 69%)
10K6.21 mi3.10 mi4397+2324116+1964116+1964219(Top 16%)3952(Top 26%)3952(Top 75%)
15K9.32 mi3.11 mi4220+1773954+1623954+1623901(Top 15%)3665(Top 24%)3665(Top 69%)
20K12.43 mi3.11 mi3956+2643722+2323722+2323349(Top 13%)3177(Top 21%)3177(Top 60%)
Half13.11 mi0.68 mi3917+393688+343688+343347(Top 13%)3178(Top 21%)3178(Top 60%)
25K15.53 mi2.42 mi3632+2853437+2513437+2512625(Top 10%)2513(Top 17%)2513(Top 48%)
30K18.64 mi3.11 mi3431+2013249+1883249+1882794(Top 10%)2650(Top 17%)2650(Top 50%)
20M20.00 mi1.36 mi3345+863168+813168+812923(Top 11%)2748(Top 18%)2748(Top 52%)
21M21.00 mi1.00 mi3216+1293050+1183050+1181941(Top 7%)1841(Top 12%)1841(Top 35%)
35K21.75 mi0.75 mi3150+662988+622988+622246(Top 8%)2133(Top 14%)2133(Top 40%)
23M23.00 mi1.25 mi3054+962900+882900+882174(Top 8%)2054(Top 14%)2054(Top 39%)
24M24.00 mi1.00 mi2987+672838+622838+622168(Top 8%)2034(Top 13%)2034(Top 38%)
40K24.85 mi0.85 mi2873+1142731+1072731+1071457(Top 5%)1376(Top 9%)1376(Top 26%)
25.2M25.20 mi0.35 mi2835+382694+372694+371783(Top 7%)1676(Top 11%)1676(Top 32%)
Finish26.22 mi1.02 mi2739+962606+882606+881554(Top 6%)1469(Top 10%)1469(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 15%
×21stories
+97ft-345ft

Overall

3901

Males

3665

M18-39

3665

5K→10K

3.1 - 6.2 mi

Top 16%
×5stories
+79ft-138ft

Overall

4219

Males

3952

M18-39

3952

10K→15K

6.2 - 9.3 mi

Top 15%
×3stories
+67ft-78ft

Overall

3901

Males

3665

M18-39

3665

15K→20K

9.3 - 12.4 mi

Top 13%
×5stories
+106ft-86ft

Overall

3349

Males

3177

M18-39

3177

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3347

Males

3178

M18-39

3178

Half→25K

13.1 - 15.5 mi

Top 10%
×4stories
+66ft-88ft

Overall

2625

Males

2513

M18-39

2513

25K→30K

15.5 - 18.6 mi

Top 10%
×9stories
+181ft-148ft

Overall

2794

Males

2650

M18-39

2650

30K→20M

18.6 - 20.0 mi

Top 11%
×5stories
+64ft-50ft

Overall

2923

Males

2748

M18-39

2748

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1941

Males

1841

M18-39

1841

21M→35K

21.0 - 21.8 mi

Top 8%
×7stories
+17ft-86ft

Overall

2246

Males

2133

M18-39

2133

35K→23M

21.8 - 23.0 mi

Top 8%
×5stories
+23ft-63ft

Overall

2174

Males

2054

M18-39

2054

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2168

Males

2034

M18-39

2034

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1457

Males

1376

M18-39

1376

40K→25.2M

24.9 - 25.2 mi

Top 7%
×1story
+13ft-16ft

Overall

1783

Males

1676

M18-39

1676

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1554

Males

1469

M18-39

1469

Passing Analysis

Category:
Athletes Passed
2160
Passed By
270
Net Change
+1890
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4629
5K → 10K344112+232#4629#4397
10K → 15K23457+177#4397#4220
15K → 20K27511+264#4220#3956
20K → Half467+39#3956#3917
Half → 25K2861+285#3917#3632
25K → 30K22625+201#3632#3431
30K → 20M10317+86#3431#3345
20M → 21M1312+129#3345#3216
21M → 35K704+66#3216#3150
35K → 23M10913+96#3150#3054
23M → 24M7912+67#3054#2987
24M → 40K1151+114#2987#2873
40K → 25.2M413+38#2873#2835
25.2M → Finish1015+96#2835#2739
TOTALS2160270+1890
📊

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