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BOSTON MARATHON 2023

Gregory Van Duyne

Bib: 20528•M

PA

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 31%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:56
Rank: #16464
Start → 5K
25:56 | 8:21/mi
10K· 6.21 mi
51:10
Rank: #16065 (+399)
5K → 10K
25:14 | 8:07/mi
15K· 9.32 mi
1:16:24
Rank: #15804 (+261)
10K → 15K
25:14 | 8:07/mi
20K· 12.43 mi
1:41:40
Rank: #15441 (+363)
15K → 20K
25:16 | 8:08/mi
Half· 13.11 mi
1:47:09
Rank: #15402 (+39)
20K → Half
5:29 | 8:02/mi
25K· 15.53 mi
2:07:13
Rank: #15278 (+124)
Half → 25K
20:04 | 8:17/mi
30K· 18.64 mi
2:33:40
Rank: #15089 (+189)
25K → 30K
26:27 | 8:31/mi
20M
2:45:38
Rank: #15108 (-19)
30K → 20M
11:58 | 8:48/mi
21M
2:54:36
Rank: #14980 (+128)
20M → 21M
8:58 | 8:58/mi
35K· 21.75 mi
3:01:09
Rank: #15042 (-62)
21M → 35K
6:33 | 8:45/mi
23M
3:12:00
Rank: #14971 (+71)
35K → 23M
10:51 | 8:40/mi
24M
3:20:45
Rank: #14990 (-19)
23M → 24M
8:45 | 8:45/mi
40K· 24.85 mi
3:28:22
Rank: #14992 (-2)
24M → 40K
7:37 | 8:54/mi
25.2M
3:31:38
Rank: #14996 (-4)
40K → 25.2M
3:16 | 9:28/mi
Finish· 26.22 mi
3:40:41
Rank: #15103 (-107)
25.2M → Finish
9:03 | 8:53/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:09
Pace8:10 /mi
2nd Half
Distance13.11 mi
Time1:53:32
Pace8:40 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:1325:568:2125:56
8:21
-
10K
6.21 mi11:43:2751:108:1425:14
8:07
-0:14
15K
9.32 mi12:08:411:16:248:1225:14
8:07
0:00
20K
12.43 mi12:33:571:41:408:1125:16
8:08
+0:01
Half
13.11 mi12:39:261:47:098:105:29
8:02
-0:06
25K
15.53 mi12:59:302:07:138:1120:04
8:17
+0:15
30K
18.64 mi13:25:572:33:408:1526:27
8:31
+0:14
20M
20.00 mi13:37:552:45:388:1711:58
8:48
+0:17
21M
21.00 mi13:46:532:54:368:198:58
8:58
+0:10
35K
21.75 mi13:53:263:01:098:206:33
8:45
-0:13
23M
23.00 mi14:04:173:12:008:2110:51
8:40
-0:05
24M
24.00 mi14:13:023:20:458:228:45
8:45
+0:05
40K
24.85 mi14:20:393:28:228:237:37
8:54
+0:09
25.2M
25.20 mi14:23:553:31:388:243:16
9:28
+0:34
Finish
26.22 mi14:32:583:40:418:259:03
8:53
-0:35

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

8:02 /mi

Average Pace

8:25 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11:47

87% of race

Time at Steady Pace

28:54

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:25 /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 mi11:18:1325:568:2125:56
8:21
#16464
10K
6.21 mi11:43:2751:108:1425:14
8:07
#16065
15K
9.32 mi12:08:411:16:248:1225:14
8:07
#15804
20K
12.43 mi12:33:571:41:408:1125:16
8:08
#15441
Half
13.11 mi12:39:261:47:098:105:29
8:02
#15402
25K
15.53 mi12:59:302:07:138:1120:04
8:17
#15278
30K
18.64 mi13:25:572:33:408:1526:27
8:31
#15089
20M
20.00 mi13:37:552:45:388:1711:58
8:48
#15108
21M
21.00 mi13:46:532:54:368:198:58
8:58
#14980
35K
21.75 mi13:53:263:01:098:206:33
8:45
#15042
23M
23.00 mi14:04:173:12:008:2110:51
8:40
#14971
24M
24.00 mi14:13:023:20:458:228:45
8:45
#14990
40K
24.85 mi14:20:393:28:228:237:37
8:54
#14992
25.2M
25.20 mi14:23:553:31:388:243:16
9:28
#14996
Finish
26.22 mi14:32:583:40:418:259:03
8:53
#15103
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi16464108641086415298(Top 57%)10430(Top 69%)10430(Top 940%)
10K6.21 mi3.10 mi16065+39910723+14110723+14115664(Top 59%)10584(Top 70%)10584(Top 954%)
15K9.32 mi3.11 mi15804+26110626+9710626+9715298(Top 57%)10430(Top 69%)10430(Top 940%)
20K12.43 mi3.11 mi15441+36310465+16110465+16114444(Top 54%)10060(Top 66%)10060(Top 906%)
Half13.11 mi0.68 mi15402+3910449+1610449+1614638(Top 55%)10158(Top 67%)10158(Top 915%)
25K15.53 mi2.42 mi15278+12410373+7610373+7614777(Top 56%)10072(Top 66%)10072(Top 907%)
30K18.64 mi3.11 mi15089+18910258+11510258+11514402(Top 54%)9822(Top 65%)9822(Top 885%)
20M20.00 mi1.36 mi15108-1910250+810250+815444(Top 58%)10185(Top 67%)10185(Top 918%)
21M21.00 mi1.00 mi14980+12810181+6910181+6913204(Top 50%)9138(Top 60%)9138(Top 823%)
35K21.75 mi0.75 mi15042-6210183-210183-216668(Top 63%)10554(Top 70%)10554(Top 951%)
23M23.00 mi1.25 mi14971+7110138+4510138+4514156(Top 53%)9436(Top 62%)9436(Top 850%)
24M24.00 mi1.00 mi14990-1910122+1610122+1615911(Top 60%)10129(Top 67%)10129(Top 913%)
40K24.85 mi0.85 mi14992-210104+1810104+1815646(Top 59%)9972(Top 66%)9972(Top 898%)
25.2M25.20 mi0.35 mi14996-410090+1410090+1415008(Top 56%)9684(Top 64%)9684(Top 872%)
Finish26.22 mi1.02 mi15103-10710116-2610116-2617395(Top 65%)10787(Top 71%)10787(Top 972%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 57%
×21stories
+97ft-345ft

Overall

15298

Males

10430

M60-64

10430

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

15664

Males

10584

M60-64

10584

10K→15K

6.2 - 9.3 mi

Top 57%
×3stories
+67ft-78ft

Overall

15298

Males

10430

M60-64

10430

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

14444

Males

10060

M60-64

10060

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14638

Males

10158

M60-64

10158

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

14777

Males

10072

M60-64

10072

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14402

Males

9822

M60-64

9822

30K→20M

18.6 - 20.0 mi

Top 58%
×5stories
+64ft-50ft

Overall

15444

Males

10185

M60-64

10185

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

13204

Males

9138

M60-64

9138

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16668

Males

10554

M60-64

10554

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

14156

Males

9436

M60-64

9436

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15911

Males

10129

M60-64

10129

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

15646

Males

9972

M60-64

9972

40K→25.2M

24.9 - 25.2 mi

Top 56%
×1story
+13ft-16ft

Overall

15008

Males

9684

M60-64

9684

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

17395

Males

10787

M60-64

10787

Passing Analysis

Category:
Athletes Passed
2376
Passed By
1015
Net Change
+1361
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16464
5K → 10K543144+399#16464#16065
10K → 15K35695+261#16065#15804
15K → 20K39835+363#15804#15441
20K → Half5819+39#15441#15402
Half → 25K19369+124#15402#15278
25K → 30K27788+189#15278#15089
30K → 20M7594-19#15089#15108
20M → 21M15325+128#15108#14980
21M → 35K3496-62#14980#15042
35K → 23M10635+71#15042#14971
23M → 24M6180-19#14971#14990
24M → 40K6668-2#14990#14992
40K → 25.2M3034-4#14992#14996
25.2M → Finish26133-107#14996#15103
TOTALS23761015+1361
📊

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