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BOSTON MARATHON 2023

Adrian Johnson

Bib: 4562•M

IL

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 13%
Gender (Male)
#0 / 15176
Top 22%
Division (M18-39)
#0 / 5285
Top 45%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #5354
Start → 5K
21:22 | 6:53/mi
10K· 6.21 mi
42:19
Rank: #5044 (+310)
5K → 10K
20:57 | 6:45/mi
15K· 9.32 mi
1:03:16
Rank: #4879 (+165)
10K → 15K
20:57 | 6:45/mi
20K· 12.43 mi
1:24:10
Rank: #4574 (+305)
15K → 20K
20:54 | 6:44/mi
Half· 13.11 mi
1:28:43
Rank: #4528 (+46)
20K → Half
4:33 | 6:40/mi
25K· 15.53 mi
1:45:23
Rank: #4534 (-6)
Half → 25K
16:40 | 6:52/mi
30K· 18.64 mi
2:06:58
Rank: #4397 (+137)
25K → 30K
21:35 | 6:57/mi
20M
2:16:29
Rank: #4363 (+34)
30K → 20M
9:31 | 7:00/mi
21M
2:23:49
Rank: #4283 (+80)
20M → 21M
7:20 | 7:20/mi
35K· 21.75 mi
2:28:41
Rank: #4193 (+90)
21M → 35K
4:52 | 6:30/mi
23M
2:37:11
Rank: #4059 (+134)
35K → 23M
8:30 | 6:47/mi
24M
2:43:41
Rank: #3914 (+145)
23M → 24M
6:30 | 6:30/mi
40K· 24.85 mi
2:49:14
Rank: #3731 (+183)
24M → 40K
5:33 | 6:29/mi
25.2M
2:51:41
Rank: #3679 (+52)
40K → 25.2M
2:27 | 7:06/mi
Finish· 26.22 mi
2:58:06
Rank: #3524 (+155)
25.2M → Finish
6:25 | 6:18/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:28:43
Pace6:46 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:29:23
Pace6:49 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:3021:226:5321:22
6:53
-
10K
6.21 mi10:44:2742:196:4920:57
6:45
-0:08
15K
9.32 mi11:05:241:03:166:4720:57
6:45
0:00
20K
12.43 mi11:26:181:24:106:4620:54
6:44
-0:01
Half
13.11 mi11:30:511:28:436:464:33
6:40
-0:04
25K
15.53 mi11:47:311:45:236:4716:40
6:52
+0:12
30K
18.64 mi12:09:062:06:586:4921:35
6:57
+0:05
20M
20.00 mi12:18:372:16:296:499:31
7:00
+0:03
21M
21.00 mi12:25:572:23:496:517:20
7:20
+0:20
35K
21.75 mi12:30:492:28:416:504:52
6:30
-0:50
23M
23.00 mi12:39:192:37:116:508:30
6:47
+0:17
24M
24.00 mi12:45:492:43:416:496:30
6:30
-0:17
40K
24.85 mi12:51:222:49:146:495:33
6:29
-0:01
25.2M
25.20 mi12:53:492:51:416:492:27
7:06
+0:37
Finish
26.22 mi13:00:142:58:066:486:25
6:18
-0:48

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

6:18 /mi

Average Pace

6:48 /mi

Slowest Pace

7:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17:13

77% of race

Time at Steady Pace

40:53

23% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:48 /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 mi10:23:3021:226:5321:22
6:53
#5354
10K
6.21 mi10:44:2742:196:4920:57
6:45
#5044
15K
9.32 mi11:05:241:03:166:4720:57
6:45
#4879
20K
12.43 mi11:26:181:24:106:4620:54
6:44
#4574
Half
13.11 mi11:30:511:28:436:464:33
6:40
#4528
25K
15.53 mi11:47:311:45:236:4716:40
6:52
#4534
30K
18.64 mi12:09:062:06:586:4921:35
6:57
#4397
20M
20.00 mi12:18:372:16:296:499:31
7:00
#4363
21M
21.00 mi12:25:572:23:496:517:20
7:20
#4283
35K
21.75 mi12:30:492:28:416:504:52
6:30
#4193
23M
23.00 mi12:39:192:37:116:508:30
6:47
#4059
24M
24.00 mi12:45:492:43:416:496:30
6:30
#3914
40K
24.85 mi12:51:222:49:146:495:33
6:29
#3731
25.2M
25.20 mi12:53:492:51:416:492:27
7:06
#3679
Finish
26.22 mi13:00:142:58:066:486:25
6:18
#3524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi5354494549454526(Top 17%)4225(Top 28%)4225(Top 80%)
10K6.21 mi3.10 mi5044+3104673+2724673+2724745(Top 18%)4409(Top 29%)4409(Top 83%)
15K9.32 mi3.11 mi4879+1654538+1354538+1354526(Top 17%)4225(Top 28%)4225(Top 80%)
20K12.43 mi3.11 mi4574+3054269+2694269+2693773(Top 14%)3561(Top 23%)3561(Top 67%)
Half13.11 mi0.68 mi4528+464227+424227+424009(Top 15%)3761(Top 25%)3761(Top 71%)
25K15.53 mi2.42 mi4534-64234-74234-74745(Top 18%)4402(Top 29%)4402(Top 83%)
30K18.64 mi3.11 mi4397+1374109+1254109+1253975(Top 15%)3714(Top 24%)3714(Top 70%)
20M20.00 mi1.36 mi4363+344074+354074+354030(Top 15%)3730(Top 25%)3730(Top 71%)
21M21.00 mi1.00 mi4283+804005+694005+693769(Top 14%)3492(Top 23%)3492(Top 66%)
35K21.75 mi0.75 mi4193+903925+803925+802467(Top 9%)2339(Top 15%)2339(Top 44%)
23M23.00 mi1.25 mi4059+1343804+1213804+1212609(Top 10%)2450(Top 16%)2450(Top 46%)
24M24.00 mi1.00 mi3914+1453672+1323672+1322114(Top 8%)1984(Top 13%)1984(Top 38%)
40K24.85 mi0.85 mi3731+1833507+1653507+1651528(Top 6%)1442(Top 10%)1442(Top 27%)
25.2M25.20 mi0.35 mi3679+523461+463461+462155(Top 8%)2011(Top 13%)2011(Top 38%)
Finish26.22 mi1.02 mi3524+1553319+1423319+1421640(Top 6%)1545(Top 10%)1545(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21stories
+97ft-345ft

Overall

4526

Males

4225

M18-39

4225

5K→10K

3.1 - 6.2 mi

Top 18%
×5stories
+79ft-138ft

Overall

4745

Males

4409

M18-39

4409

10K→15K

6.2 - 9.3 mi

Top 17%
×3stories
+67ft-78ft

Overall

4526

Males

4225

M18-39

4225

15K→20K

9.3 - 12.4 mi

Top 14%
×5stories
+106ft-86ft

Overall

3773

Males

3561

M18-39

3561

20K→Half

12.4 - 13.1 mi

Top 15%
×2stories
+19ft-37ft

Overall

4009

Males

3761

M18-39

3761

Half→25K

13.1 - 15.5 mi

Top 18%
×4stories
+66ft-88ft

Overall

4745

Males

4402

M18-39

4402

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3975

Males

3714

M18-39

3714

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

4030

Males

3730

M18-39

3730

20M→21M

20.0 - 21.0 mi

Top 14%
×8stories
+106ft-24ft

Overall

3769

Males

3492

M18-39

3492

21M→35K

21.0 - 21.8 mi

Top 9%
×7stories
+17ft-86ft

Overall

2467

Males

2339

M18-39

2339

35K→23M

21.8 - 23.0 mi

Top 10%
×5stories
+23ft-63ft

Overall

2609

Males

2450

M18-39

2450

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2114

Males

1984

M18-39

1984

24M→40K

24.0 - 24.9 mi

Top 6%
×1story
+6ft-20ft

Overall

1528

Males

1442

M18-39

1442

40K→25.2M

24.9 - 25.2 mi

Top 8%
×1story
+13ft-16ft

Overall

2155

Males

2011

M18-39

2011

25.2M→Finish

25.2 - 26.2 mi

Top 6%
×2stories
+22ft-21ft

Overall

1640

Males

1545

M18-39

1545

Passing Analysis

Category:
Athletes Passed
2222
Passed By
392
Net Change
+1830
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5354
5K → 10K38979+310#5354#5044
10K → 15K21146+165#5044#4879
15K → 20K31611+305#4879#4574
20K → Half548+46#4574#4528
Half → 25K8591-6#4528#4534
25K → 30K18851+137#4534#4397
30K → 20M8147+34#4397#4363
20M → 21M11131+80#4363#4283
21M → 35K922+90#4283#4193
35K → 23M14410+134#4193#4059
23M → 24M1494+145#4059#3914
24M → 40K1841+183#3914#3731
40K → 25.2M564+52#3731#3679
25.2M → Finish1627+155#3679#3524
TOTALS2222392+1830
📊

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