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BOSTON MARATHON 2023

Ben Johnson

Bib: 731•M

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 5%
Gender (Male)
#0 / 15176
Top 9%
Division (M18-39)
#0 / 5285
Top 20%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:39
Rank: #1524
Start → 5K
19:39 | 6:19/mi
10K· 6.21 mi
38:57
Rank: #1443 (+81)
5K → 10K
19:18 | 6:13/mi
15K· 9.32 mi
58:26
Rank: #1448 (-5)
10K → 15K
19:29 | 6:16/mi
20K· 12.43 mi
1:18:13
Rank: #1490 (-42)
15K → 20K
19:47 | 6:22/mi
Half· 13.11 mi
1:22:27
Rank: #1476 (+14)
20K → Half
4:14 | 6:12/mi
25K· 15.53 mi
1:37:43
Rank: #1433 (+43)
Half → 25K
15:16 | 6:18/mi
30K· 18.64 mi
1:57:57
Rank: #1451 (-18)
25K → 30K
20:14 | 6:31/mi
20M
2:06:57
Rank: #1471 (-20)
30K → 20M
9:00 | 6:37/mi
21M
2:13:55
Rank: #1482 (-11)
20M → 21M
6:58 | 6:58/mi
35K· 21.75 mi
2:18:29
Rank: #1455 (+27)
21M → 35K
4:34 | 6:06/mi
23M
2:26:31
Rank: #1413 (+42)
35K → 23M
8:02 | 6:25/mi
24M
2:32:53
Rank: #1397 (+16)
23M → 24M
6:22 | 6:22/mi
40K· 24.85 mi
2:38:22
Rank: #1370 (+27)
24M → 40K
5:29 | 6:25/mi
25.2M
2:40:44
Rank: #1364 (+6)
40K → 25.2M
2:22 | 6:52/mi
Finish· 26.22 mi
2:47:10
Rank: #1359 (+5)
25.2M → Finish
6:26 | 6:19/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:22:27
Pace6:17 /mi
2nd Half
Distance13.11 mi
Time1:24:43
Pace6:28 /mi
📊Positive Split: 2.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:3919:396:1919:39
6:19
-
10K
6.21 mi10:39:5738:576:1619:18
6:13
-0:06
15K
9.32 mi10:59:2658:266:1619:29
6:16
+0:03
20K
12.43 mi11:19:131:18:136:1819:47
6:22
+0:06
Half
13.11 mi11:23:271:22:276:174:14
6:12
-0:10
25K
15.53 mi11:38:431:37:436:1715:16
6:18
+0:06
30K
18.64 mi11:58:571:57:576:2020:14
6:31
+0:13
20M
20.00 mi12:07:572:06:576:219:00
6:37
+0:06
21M
21.00 mi12:14:552:13:556:236:58
6:58
+0:21
35K
21.75 mi12:19:292:18:296:224:34
6:06
-0:52
23M
23.00 mi12:27:312:26:316:228:02
6:25
+0:19
24M
24.00 mi12:33:532:32:536:226:22
6:22
-0:03
40K
24.85 mi12:39:222:38:226:225:29
6:25
+0:03
25.2M
25.20 mi12:41:442:40:446:232:22
6:52
+0:27
Finish
26.22 mi12:48:102:47:106:236:26
6:19
-0:33

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

6:06 /mi

Average Pace

6:23 /mi

Slowest Pace

6:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:50

94% of race

Time at Steady Pace

9:20

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:23 /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 mi10:20:3919:396:1919:39
6:19
#1524
10K
6.21 mi10:39:5738:576:1619:18
6:13
#1443
15K
9.32 mi10:59:2658:266:1619:29
6:16
#1448
20K
12.43 mi11:19:131:18:136:1819:47
6:22
#1490
Half
13.11 mi11:23:271:22:276:174:14
6:12
#1476
25K
15.53 mi11:38:431:37:436:1715:16
6:18
#1433
30K
18.64 mi11:58:571:57:576:2020:14
6:31
#1451
20M
20.00 mi12:07:572:06:576:219:00
6:37
#1471
21M
21.00 mi12:14:552:13:556:236:58
6:58
#1482
35K
21.75 mi12:19:292:18:296:224:34
6:06
#1455
23M
23.00 mi12:27:312:26:316:228:02
6:25
#1413
24M
24.00 mi12:33:532:32:536:226:22
6:22
#1397
40K
24.85 mi12:39:222:38:226:225:29
6:25
#1370
25.2M
25.20 mi12:41:442:40:446:232:22
6:52
#1364
Finish
26.22 mi12:48:102:47:106:236:26
6:19
#1359
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1524145114511522(Top 6%)1452(Top 10%)1452(Top 27%)
10K6.21 mi3.10 mi1443+811376+751376+751400(Top 5%)1335(Top 9%)1335(Top 25%)
15K9.32 mi3.11 mi1448-51383-71383-71522(Top 6%)1452(Top 10%)1452(Top 27%)
20K12.43 mi3.11 mi1490-421423-401423-401664(Top 6%)1593(Top 10%)1593(Top 30%)
Half13.11 mi0.68 mi1476+141409+141409+141382(Top 5%)1322(Top 9%)1322(Top 25%)
25K15.53 mi2.42 mi1433+431370+391370+391327(Top 5%)1267(Top 8%)1267(Top 24%)
30K18.64 mi3.11 mi1451-181387-171387-171597(Top 6%)1527(Top 10%)1527(Top 29%)
20M20.00 mi1.36 mi1471-201406-191406-191938(Top 7%)1848(Top 12%)1848(Top 35%)
21M21.00 mi1.00 mi1482-111417-111417-111966(Top 7%)1861(Top 12%)1861(Top 35%)
35K21.75 mi0.75 mi1455+271390+271390+27954(Top 4%)906(Top 6%)906(Top 17%)
23M23.00 mi1.25 mi1413+421348+421348+421153(Top 4%)1089(Top 7%)1089(Top 21%)
24M24.00 mi1.00 mi1397+161333+151333+151559(Top 6%)1475(Top 10%)1475(Top 28%)
40K24.85 mi0.85 mi1370+271306+271306+271238(Top 5%)1166(Top 8%)1166(Top 22%)
25.2M25.20 mi0.35 mi1364+61300+61300+61315(Top 5%)1245(Top 8%)1245(Top 24%)
Finish26.22 mi1.02 mi1359+51295+51295+51665(Top 6%)1565(Top 10%)1565(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 6%
×21stories
+97ft-345ft

Overall

1522

Males

1452

M18-39

1452

5K→10K

3.1 - 6.2 mi

Top 5%
×5stories
+79ft-138ft

Overall

1400

Males

1335

M18-39

1335

10K→15K

6.2 - 9.3 mi

Top 6%
×3stories
+67ft-78ft

Overall

1522

Males

1452

M18-39

1452

15K→20K

9.3 - 12.4 mi

Top 6%
×5stories
+106ft-86ft

Overall

1664

Males

1593

M18-39

1593

20K→Half

12.4 - 13.1 mi

Top 5%
×2stories
+19ft-37ft

Overall

1382

Males

1322

M18-39

1322

Half→25K

13.1 - 15.5 mi

Top 5%
×4stories
+66ft-88ft

Overall

1327

Males

1267

M18-39

1267

25K→30K

15.5 - 18.6 mi

Top 6%
×9stories
+181ft-148ft

Overall

1597

Males

1527

M18-39

1527

30K→20M

18.6 - 20.0 mi

Top 7%
×5stories
+64ft-50ft

Overall

1938

Males

1848

M18-39

1848

20M→21M

20.0 - 21.0 mi

Top 7%
×8stories
+106ft-24ft

Overall

1966

Males

1861

M18-39

1861

21M→35K

21.0 - 21.8 mi

Top 4%
×7stories
+17ft-86ft

Overall

954

Males

906

M18-39

906

35K→23M

21.8 - 23.0 mi

Top 4%
×5stories
+23ft-63ft

Overall

1153

Males

1089

M18-39

1089

23M→24M

23.0 - 24.0 mi

Top 6%
×6stories
+12ft-82ft

Overall

1559

Males

1475

M18-39

1475

24M→40K

24.0 - 24.9 mi

Top 5%
×1story
+6ft-20ft

Overall

1238

Males

1166

M18-39

1166

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1315

Males

1245

M18-39

1245

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1665

Males

1565

M18-39

1565

Passing Analysis

Category:
Athletes Passed
533
Passed By
368
Net Change
+165
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1524
5K → 10K12241+81#1524#1443
10K → 15K4550-5#1443#1448
15K → 20K3274-42#1448#1490
20K → Half173+14#1490#1476
Half → 25K5815+43#1476#1433
25K → 30K4260-18#1433#1451
30K → 20M1535-20#1451#1471
20M → 21M2334-11#1471#1482
21M → 35K292+27#1482#1455
35K → 23M5210+42#1455#1413
23M → 24M2610+16#1413#1397
24M → 40K336+27#1397#1370
40K → 25.2M137+6#1370#1364
25.2M → Finish2621+5#1364#1359
TOTALS533368+165
📊

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