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BOSTON MARATHON 2023

Richard Lennon

Bib: 21789•M

RI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M60-64)
#0 / 1110
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:27
Rank: #19654
Start → 5K
27:27 | 8:50/mi
10K· 6.21 mi
55:40
Rank: #20452 (-798)
5K → 10K
28:13 | 9:05/mi
15K· 9.32 mi
1:24:22
Rank: #20800 (-348)
10K → 15K
28:42 | 9:14/mi
20K· 12.43 mi
1:53:43
Rank: #20993 (-193)
15K → 20K
29:21 | 9:27/mi
Half· 13.11 mi
2:00:11
Rank: #21068 (-75)
20K → Half
6:28 | 9:29/mi
25K· 15.53 mi
2:24:02
Rank: #21192 (-124)
Half → 25K
23:51 | 9:50/mi
30K· 18.64 mi
2:55:53
Rank: #21278 (-86)
25K → 30K
31:51 | 10:15/mi
20M
3:10:01
Rank: #21283 (-5)
30K → 20M
14:08 | 10:24/mi
21M
3:20:54
Rank: #21244 (+39)
20M → 21M
10:53 | 10:53/mi
35K· 21.75 mi
3:28:09
Rank: #21199 (+45)
21M → 35K
7:15 | 9:41/mi
23M
3:40:43
Rank: #21111 (+88)
35K → 23M
12:34 | 10:02/mi
24M
3:50:55
Rank: #21116 (-5)
23M → 24M
10:12 | 10:12/mi
40K· 24.85 mi
4:00:02
Rank: #21140 (-24)
24M → 40K
9:07 | 10:40/mi
25.2M
4:04:07
Rank: #21168 (-28)
40K → 25.2M
4:05 | 11:50/mi
Finish· 26.22 mi
4:15:28
Rank: #21315 (-147)
25.2M → Finish
11:21 | 11:08/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:11
Pace9:10 /mi
2nd Half
Distance13.11 mi
Time2:15:17
Pace10:19 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4227:278:5027:27
8:50
-
10K
6.21 mi11:48:5555:408:5828:13
9:05
+0:15
15K
9.32 mi12:17:371:24:229:0328:42
9:14
+0:09
20K
12.43 mi12:46:581:53:439:0929:21
9:27
+0:13
Half
13.11 mi12:53:262:00:119:106:28
9:29
+0:02
25K
15.53 mi13:17:172:24:029:1623:51
9:50
+0:21
30K
18.64 mi13:49:082:55:539:2631:51
10:15
+0:25
20M
20.00 mi14:03:163:10:019:3014:08
10:24
+0:09
21M
21.00 mi14:14:093:20:549:3410:53
10:53
+0:29
35K
21.75 mi14:21:243:28:099:347:15
9:41
-1:12
23M
23.00 mi14:33:583:40:439:3612:34
10:02
+0:21
24M
24.00 mi14:44:103:50:559:3710:12
10:12
+0:10
40K
24.85 mi14:53:174:00:029:399:07
10:40
+0:28
25.2M
25.20 mi14:57:224:04:079:414:05
11:50
+1:10
Finish
26.22 mi15:08:434:15:289:4511:21
11:08
-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

8:50 /mi

Average Pace

9:45 /mi

Slowest Pace

11:50 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:11

47% of race

Time at Steady Pace

1:39:51

39% of race

Time at Slower Pace

35:26

14% of race

Average Pace: 9:45 /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 mi11:20:4227:278:5027:27
8:50
#19654
10K
6.21 mi11:48:5555:408:5828:13
9:05
#20452
15K
9.32 mi12:17:371:24:229:0328:42
9:14
#20800
20K
12.43 mi12:46:581:53:439:0929:21
9:27
#20993
Half
13.11 mi12:53:262:00:119:106:28
9:29
#21068
25K
15.53 mi13:17:172:24:029:1623:51
9:50
#21192
30K
18.64 mi13:49:082:55:539:2631:51
10:15
#21278
20M
20.00 mi14:03:163:10:019:3014:08
10:24
#21283
21M
21.00 mi14:14:093:20:549:3410:53
10:53
#21244
35K
21.75 mi14:21:243:28:099:347:15
9:41
#21199
23M
23.00 mi14:33:583:40:439:3612:34
10:02
#21111
24M
24.00 mi14:44:103:50:559:3710:12
10:12
#21116
40K
24.85 mi14:53:174:00:029:399:07
10:40
#21140
25.2M
25.20 mi14:57:224:04:079:414:05
11:50
#21168
Finish
26.22 mi15:08:434:15:289:4511:21
11:08
#21315
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi19654120251202521426(Top 80%)12943(Top 85%)12943(Top 1166%)
10K6.21 mi3.10 mi20452-79812429-40412429-40421198(Top 80%)12794(Top 84%)12794(Top 1153%)
15K9.32 mi3.11 mi20800-34812603-17412603-17421426(Top 80%)12943(Top 85%)12943(Top 1166%)
20K12.43 mi3.11 mi20993-19312702-9912702-9921370(Top 80%)12902(Top 85%)12902(Top 1162%)
Half13.11 mi0.68 mi21068-7512740-3812740-3822033(Top 83%)13203(Top 87%)13203(Top 1189%)
25K15.53 mi2.42 mi21192-12412797-5712797-5721828(Top 82%)13067(Top 86%)13067(Top 1177%)
30K18.64 mi3.11 mi21278-8612819-2212819-2221650(Top 81%)12918(Top 85%)12918(Top 1164%)
20M20.00 mi1.36 mi21283-512804+1512804+1521519(Top 81%)12790(Top 84%)12790(Top 1152%)
21M21.00 mi1.00 mi21244+3912776+2812776+2820556(Top 77%)12318(Top 81%)12318(Top 1110%)
35K21.75 mi0.75 mi21199+4512742+3412742+3420440(Top 77%)12231(Top 81%)12231(Top 1102%)
23M23.00 mi1.25 mi21111+8812694+4812694+4820089(Top 75%)12062(Top 79%)12062(Top 1087%)
24M24.00 mi1.00 mi21116-512685+912685+921325(Top 80%)12565(Top 83%)12565(Top 1132%)
40K24.85 mi0.85 mi21140-2412687-212687-221616(Top 81%)12646(Top 83%)12646(Top 1139%)
25.2M25.20 mi0.35 mi21168-2812697-1012697-1022203(Top 83%)12944(Top 85%)12944(Top 1166%)
Finish26.22 mi1.02 mi21315-14712760-6312760-6324194(Top 91%)13927(Top 92%)13927(Top 1255%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

21426

Males

12943

M60-64

12943

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

21198

Males

12794

M60-64

12794

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

21426

Males

12943

M60-64

12943

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21370

Males

12902

M60-64

12902

20K→Half

12.4 - 13.1 mi

Top 83%
×2stories
+19ft-37ft

Overall

22033

Males

13203

M60-64

13203

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21828

Males

13067

M60-64

13067

25K→30K

15.5 - 18.6 mi

Top 81%
×9stories
+181ft-148ft

Overall

21650

Males

12918

M60-64

12918

30K→20M

18.6 - 20.0 mi

Top 81%
×5stories
+64ft-50ft

Overall

21519

Males

12790

M60-64

12790

20M→21M

20.0 - 21.0 mi

Top 77%
×8stories
+106ft-24ft

Overall

20556

Males

12318

M60-64

12318

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

20440

Males

12231

M60-64

12231

35K→23M

21.8 - 23.0 mi

Top 75%
×5stories
+23ft-63ft

Overall

20089

Males

12062

M60-64

12062

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

21325

Males

12565

M60-64

12565

24M→40K

24.0 - 24.9 mi

Top 81%
×1story
+6ft-20ft

Overall

21616

Males

12646

M60-64

12646

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

22203

Males

12944

M60-64

12944

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

24194

Males

13927

M60-64

13927

Passing Analysis

Category:
Athletes Passed
827
Passed By
2488
Net Change
-1661
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19654
5K → 10K64862-798#19654#20452
10K → 15K76424-348#20452#20800
15K → 20K100293-193#20800#20993
20K → Half1287-75#20993#21068
Half → 25K62186-124#21068#21192
25K → 30K98184-86#21192#21278
30K → 20M7378-5#21278#21283
20M → 21M8445+39#21283#21244
21M → 35K5712+45#21244#21199
35K → 23M10820+88#21199#21111
23M → 24M4348-5#21111#21116
24M → 40K3660-24#21116#21140
40K → 25.2M937-28#21140#21168
25.2M → Finish5152-147#21168#21315
TOTALS8272488-1661
📊

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