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BOSTON MARATHON 2023

Steven Leman

Bib: 8309•M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 15%
Gender (Male)
#0 / 15176
Top 25%
Masters (Masters Men)
#0 / 9891
Top 11%
Division (M45-49)
#0 / 2252
Top 14%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:42
Rank: #3342
Start → 5K
20:42 | 6:40/mi
10K· 6.21 mi
41:34
Rank: #3868 (-526)
5K → 10K
20:52 | 6:43/mi
15K· 9.32 mi
1:02:28
Rank: #4035 (-167)
10K → 15K
20:54 | 6:44/mi
20K· 12.43 mi
1:23:43
Rank: #4219 (-184)
15K → 20K
21:15 | 6:50/mi
Half· 13.11 mi
1:28:18
Rank: #4225 (-6)
20K → Half
4:35 | 6:43/mi
25K· 15.53 mi
1:44:55
Rank: #4260 (-35)
Half → 25K
16:37 | 6:51/mi
30K· 18.64 mi
2:06:37
Rank: #4246 (+14)
25K → 30K
21:42 | 6:59/mi
20M
2:16:15
Rank: #4264 (-18)
30K → 20M
9:38 | 7:05/mi
21M
2:23:50
Rank: #4300 (-36)
20M → 21M
7:35 | 7:35/mi
35K· 21.75 mi
2:28:49
Rank: #4239 (+61)
21M → 35K
4:59 | 6:40/mi
23M
2:37:25
Rank: #4150 (+89)
35K → 23M
8:36 | 6:52/mi
24M
2:44:06
Rank: #4068 (+82)
23M → 24M
6:41 | 6:41/mi
40K· 24.85 mi
2:50:04
Rank: #4046 (+22)
24M → 40K
5:58 | 6:59/mi
25.2M
2:52:36
Rank: #4024 (+22)
40K → 25.2M
2:32 | 7:21/mi
Finish· 26.22 mi
2:59:23
Rank: #3992 (+32)
25.2M → Finish
6:47 | 6:39/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:18
Pace6:44 /mi
2nd Half
Distance13.11 mi
Time1:31:05
Pace6:57 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:4820:426:4020:42
6:40
-
10K
6.21 mi11:06:4041:346:4120:52
6:43
+0:03
15K
9.32 mi11:27:341:02:286:4220:54
6:44
+0:01
20K
12.43 mi11:48:491:23:436:4421:15
6:50
+0:06
Half
13.11 mi11:53:241:28:186:444:35
6:43
-0:07
25K
15.53 mi12:10:011:44:556:4516:37
6:51
+0:08
30K
18.64 mi12:31:432:06:376:4821:42
6:59
+0:08
20M
20.00 mi12:41:212:16:156:499:38
7:05
+0:06
21M
21.00 mi12:48:562:23:506:517:35
7:35
+0:30
35K
21.75 mi12:53:552:28:496:514:59
6:40
-0:55
23M
23.00 mi13:02:312:37:256:518:36
6:52
+0:12
24M
24.00 mi13:09:122:44:066:506:41
6:41
-0:11
40K
24.85 mi13:15:102:50:046:515:58
6:59
+0:18
25.2M
25.20 mi13:17:422:52:366:512:32
7:21
+0:22
Finish
26.22 mi13:24:292:59:236:516:47
6:39
-0:42

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

6:39 /mi

Average Pace

6:51 /mi

Slowest Pace

7:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:16

94% of race

Time at Steady Pace

10:07

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:50 /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 mi10:45:4820:426:4020:42
6:40
#3342
10K
6.21 mi11:06:4041:346:4120:52
6:43
#3868
15K
9.32 mi11:27:341:02:286:4220:54
6:44
#4035
20K
12.43 mi11:48:491:23:436:4421:15
6:50
#4219
Half
13.11 mi11:53:241:28:186:444:35
6:43
#4225
25K
15.53 mi12:10:011:44:556:4516:37
6:51
#4260
30K
18.64 mi12:31:432:06:376:4821:42
6:59
#4246
20M
20.00 mi12:41:212:16:156:499:38
7:05
#4264
21M
21.00 mi12:48:562:23:506:517:35
7:35
#4300
35K
21.75 mi12:53:552:28:496:514:59
6:40
#4239
23M
23.00 mi13:02:312:37:256:518:36
6:52
#4150
24M
24.00 mi13:09:122:44:066:506:41
6:41
#4068
40K
24.85 mi13:15:102:50:046:515:58
6:59
#4046
25.2M
25.20 mi13:17:422:52:366:512:32
7:21
#4024
Finish
26.22 mi13:24:292:59:236:516:47
6:39
#3992
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3342315431544384(Top 16%)4103(Top 27%)4103(Top 182%)
10K6.21 mi3.10 mi3868-5263642-4883642-4884495(Top 17%)4200(Top 28%)4200(Top 187%)
15K9.32 mi3.11 mi4035-1673795-1533795-1534384(Top 16%)4103(Top 27%)4103(Top 182%)
20K12.43 mi3.11 mi4219-1843955-1603955-1604793(Top 18%)4451(Top 29%)4451(Top 198%)
Half13.11 mi0.68 mi4225-63960-53960-54486(Top 17%)4178(Top 28%)4178(Top 186%)
25K15.53 mi2.42 mi4260-353994-343994-344598(Top 17%)4277(Top 28%)4277(Top 190%)
30K18.64 mi3.11 mi4246+143982+123982+124242(Top 16%)3952(Top 26%)3952(Top 175%)
20M20.00 mi1.36 mi4264-183996-143996-144528(Top 17%)4153(Top 27%)4153(Top 184%)
21M21.00 mi1.00 mi4300-364020-244020-244971(Top 19%)4449(Top 29%)4449(Top 198%)
35K21.75 mi0.75 mi4239+613966+543966+543361(Top 13%)3131(Top 21%)3131(Top 139%)
23M23.00 mi1.25 mi4150+893885+813885+813059(Top 11%)2854(Top 19%)2854(Top 127%)
24M24.00 mi1.00 mi4068+823809+763809+763033(Top 11%)2817(Top 19%)2817(Top 125%)
40K24.85 mi0.85 mi4046+223788+213788+213722(Top 14%)3363(Top 22%)3363(Top 149%)
25.2M25.20 mi0.35 mi4024+223765+233765+233173(Top 12%)2896(Top 19%)2896(Top 129%)
Finish26.22 mi1.02 mi3992+323736+293736+293277(Top 12%)2949(Top 19%)2949(Top 131%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 16%
×21stories
+97ft-345ft

Overall

4384

Males

4103

M45-49

4103

5K→10K

3.1 - 6.2 mi

Top 17%
×5stories
+79ft-138ft

Overall

4495

Males

4200

M45-49

4200

10K→15K

6.2 - 9.3 mi

Top 16%
×3stories
+67ft-78ft

Overall

4384

Males

4103

M45-49

4103

15K→20K

9.3 - 12.4 mi

Top 18%
×5stories
+106ft-86ft

Overall

4793

Males

4451

M45-49

4451

20K→Half

12.4 - 13.1 mi

Top 17%
×2stories
+19ft-37ft

Overall

4486

Males

4178

M45-49

4178

Half→25K

13.1 - 15.5 mi

Top 17%
×4stories
+66ft-88ft

Overall

4598

Males

4277

M45-49

4277

25K→30K

15.5 - 18.6 mi

Top 16%
×9stories
+181ft-148ft

Overall

4242

Males

3952

M45-49

3952

30K→20M

18.6 - 20.0 mi

Top 17%
×5stories
+64ft-50ft

Overall

4528

Males

4153

M45-49

4153

20M→21M

20.0 - 21.0 mi

Top 19%
×8stories
+106ft-24ft

Overall

4971

Males

4449

M45-49

4449

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3361

Males

3131

M45-49

3131

35K→23M

21.8 - 23.0 mi

Top 11%
×5stories
+23ft-63ft

Overall

3059

Males

2854

M45-49

2854

23M→24M

23.0 - 24.0 mi

Top 11%
×6stories
+12ft-82ft

Overall

3033

Males

2817

M45-49

2817

24M→40K

24.0 - 24.9 mi

Top 14%
×1story
+6ft-20ft

Overall

3722

Males

3363

M45-49

3363

40K→25.2M

24.9 - 25.2 mi

Top 12%
×1story
+13ft-16ft

Overall

3173

Males

2896

M45-49

2896

25.2M→Finish

25.2 - 26.2 mi

Top 12%
×2stories
+22ft-21ft

Overall

3277

Males

2949

M45-49

2949

Passing Analysis

Category:
Athletes Passed
938
Passed By
1588
Net Change
-650
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3342
5K → 10K51577-526#3342#3868
10K → 15K61228-167#3868#4035
15K → 20K48232-184#4035#4219
20K → Half1824-6#4219#4225
Half → 25K80115-35#4225#4260
25K → 30K123109+14#4260#4246
30K → 20M6179-18#4246#4264
20M → 21M5591-36#4264#4300
21M → 35K7110+61#4300#4239
35K → 23M10617+89#4239#4150
23M → 24M10018+82#4150#4068
24M → 40K6139+22#4068#4046
40K → 25.2M3715+22#4046#4024
25.2M → Finish6634+32#4024#3992
TOTALS9381588-650
📊

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