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BOSTON MARATHON 2023

David Lund

Bib: 20562•M

MA

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
Top 35%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:11
Rank: #17059
Start → 5K
26:11 | 8:26/mi
10K· 6.21 mi
52:25
Rank: #17437 (-378)
5K → 10K
26:14 | 8:27/mi
15K· 9.32 mi
1:18:36
Rank: #17408 (+29)
10K → 15K
26:11 | 8:26/mi
20K· 12.43 mi
1:44:55
Rank: #17205 (+203)
15K → 20K
26:19 | 8:28/mi
Half· 13.11 mi
1:50:36
Rank: #17174 (+31)
20K → Half
5:41 | 8:20/mi
25K· 15.53 mi
2:11:02
Rank: #16953 (+221)
Half → 25K
20:26 | 8:26/mi
30K· 18.64 mi
2:38:03
Rank: #16641 (+312)
25K → 30K
27:01 | 8:42/mi
20M
2:49:54
Rank: #16495 (+146)
30K → 20M
11:51 | 8:43/mi
21M
2:58:59
Rank: #16332 (+163)
20M → 21M
9:05 | 9:05/mi
35K· 21.75 mi
3:05:18
Rank: #16280 (+52)
21M → 35K
6:19 | 8:27/mi
23M
3:15:58
Rank: #16089 (+191)
35K → 23M
10:40 | 8:31/mi
24M
3:24:12
Rank: #15936 (+153)
23M → 24M
8:14 | 8:14/mi
40K· 24.85 mi
3:31:21
Rank: #15794 (+142)
24M → 40K
7:09 | 8:22/mi
25.2M
3:34:23
Rank: #15723 (+71)
40K → 25.2M
3:02 | 8:48/mi
Finish· 26.22 mi
3:42:38
Rank: #15606 (+117)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:36
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:52:02
Pace8:33 /mi
📊Positive Split: 1.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:2826:118:2626:11
8:26
-
10K
6.21 mi11:44:4252:258:2626:14
8:27
+0:01
15K
9.32 mi12:10:531:18:368:2626:11
8:26
-0:01
20K
12.43 mi12:37:121:44:558:2726:19
8:28
+0:02
Half
13.11 mi12:42:531:50:368:265:41
8:20
-0:08
25K
15.53 mi13:03:192:11:028:2620:26
8:26
+0:06
30K
18.64 mi13:30:202:38:038:2927:01
8:42
+0:16
20M
20.00 mi13:42:112:49:548:3011:51
8:43
+0:01
21M
21.00 mi13:51:162:58:598:319:05
9:05
+0:22
35K
21.75 mi13:57:353:05:188:316:19
8:27
-0:38
23M
23.00 mi14:08:153:15:588:3110:40
8:31
+0:04
24M
24.00 mi14:16:293:24:128:318:14
8:14
-0:17
40K
24.85 mi14:23:383:31:218:307:09
8:22
+0:08
25.2M
25.20 mi14:26:403:34:238:303:02
8:48
+0:26
Finish
26.22 mi14:34:553:42:388:308:15
8:06
-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

8:06 /mi

Average Pace

8:30 /mi

Slowest Pace

9:05 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:33:33

96% of race

Time at Steady Pace

9:05

4% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi11:18:2826:118:2626:11
8:26
#17059
10K
6.21 mi11:44:4252:258:2626:14
8:27
#17437
15K
9.32 mi12:10:531:18:368:2626:11
8:26
#17408
20K
12.43 mi12:37:121:44:558:2726:19
8:28
#17205
Half
13.11 mi12:42:531:50:368:265:41
8:20
#17174
25K
15.53 mi13:03:192:11:028:2620:26
8:26
#16953
30K
18.64 mi13:30:202:38:038:2927:01
8:42
#16641
20M
20.00 mi13:42:112:49:548:3011:51
8:43
#16495
21M
21.00 mi13:51:162:58:598:319:05
9:05
#16332
35K
21.75 mi13:57:353:05:188:316:19
8:27
#16280
23M
23.00 mi14:08:153:15:588:3110:40
8:31
#16089
24M
24.00 mi14:16:293:24:128:318:14
8:14
#15936
40K
24.85 mi14:23:383:31:218:307:09
8:22
#15794
25.2M
25.20 mi14:26:403:34:238:303:02
8:48
#15723
Finish
26.22 mi14:34:553:42:388:308:15
8:06
#15606
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi17059110691106917304(Top 65%)11173(Top 74%)11173(Top 1007%)
10K6.21 mi3.10 mi17437-37811228-15911228-15917870(Top 67%)11436(Top 75%)11436(Top 1030%)
15K9.32 mi3.11 mi17408+2911224+411224+417304(Top 65%)11173(Top 74%)11173(Top 1007%)
20K12.43 mi3.11 mi17205+20311134+9011134+9016650(Top 63%)10898(Top 72%)10898(Top 982%)
Half13.11 mi0.68 mi17174+3111123+1111123+1116605(Top 62%)10907(Top 72%)10907(Top 983%)
25K15.53 mi2.42 mi16953+22111014+10911014+10915742(Top 59%)10440(Top 69%)10440(Top 941%)
30K18.64 mi3.11 mi16641+31210848+16610848+16615481(Top 58%)10250(Top 68%)10250(Top 923%)
20M20.00 mi1.36 mi16495+14610779+6910779+6914969(Top 56%)9979(Top 66%)9979(Top 899%)
21M21.00 mi1.00 mi16332+16310695+8410695+8413874(Top 52%)9437(Top 62%)9437(Top 850%)
35K21.75 mi0.75 mi16280+5210667+2810667+2814958(Top 56%)9863(Top 65%)9863(Top 889%)
23M23.00 mi1.25 mi16089+19110563+10410563+10413352(Top 50%)9075(Top 60%)9075(Top 818%)
24M24.00 mi1.00 mi15936+15310480+8310480+8312816(Top 48%)8774(Top 58%)8774(Top 790%)
40K24.85 mi0.85 mi15794+14210413+6710413+6712455(Top 47%)8536(Top 56%)8536(Top 769%)
25.2M25.20 mi0.35 mi15723+7110385+2810385+2811296(Top 42%)7959(Top 52%)7959(Top 717%)
Finish26.22 mi1.02 mi15606+11710322+6310322+6312736(Top 48%)8651(Top 57%)8651(Top 779%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17304

Males

11173

M60-64

11173

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17870

Males

11436

M60-64

11436

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17304

Males

11173

M60-64

11173

15K→20K

9.3 - 12.4 mi

Top 63%
×5stories
+106ft-86ft

Overall

16650

Males

10898

M60-64

10898

20K→Half

12.4 - 13.1 mi

Top 62%
×2stories
+19ft-37ft

Overall

16605

Males

10907

M60-64

10907

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

15742

Males

10440

M60-64

10440

25K→30K

15.5 - 18.6 mi

Top 58%
×9stories
+181ft-148ft

Overall

15481

Males

10250

M60-64

10250

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

14969

Males

9979

M60-64

9979

20M→21M

20.0 - 21.0 mi

Top 52%
×8stories
+106ft-24ft

Overall

13874

Males

9437

M60-64

9437

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

14958

Males

9863

M60-64

9863

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

13352

Males

9075

M60-64

9075

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

12816

Males

8774

M60-64

8774

24M→40K

24.0 - 24.9 mi

Top 47%
×1story
+6ft-20ft

Overall

12455

Males

8536

M60-64

8536

40K→25.2M

24.9 - 25.2 mi

Top 42%
×1story
+13ft-16ft

Overall

11296

Males

7959

M60-64

7959

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

12736

Males

8651

M60-64

8651

Passing Analysis

Category:
Athletes Passed
2430
Passed By
977
Net Change
+1453
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17059
5K → 10K172550-378#17059#17437
10K → 15K213184+29#17437#17408
15K → 20K27370+203#17408#17205
20K → Half4514+31#17205#17174
Half → 25K24625+221#17174#16953
25K → 30K34432+312#16953#16641
30K → 20M17226+146#16641#16495
20M → 21M1729+163#16495#16332
21M → 35K7422+52#16332#16280
35K → 23M20211+191#16280#16089
23M → 24M16815+153#16089#15936
24M → 40K1475+142#15936#15794
40K → 25.2M732+71#15794#15723
25.2M → Finish12912+117#15723#15606
TOTALS2430977+1453
📊

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