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BOSTON MARATHON 2023

Dean Sykes

Bib: 22429•M

MI

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:14/mi
28:41
↑ 97↓ 3451.5%
10K· 6.21 mi
9:13/mi
57:18
↑ 79↓ 1380.4%
15K· 9.32 mi
9:21/mi
1:26:21
↑ 67↓ 78
20K· 12.43 mi
9:12/mi
1:54:56
↑ 106↓ 860.1%
Half· 13.11 mi
9:24/mi
2:01:21
↑ 19↓ 370.5%
25K· 15.53 mi
9:30/mi
2:24:22
↑ 66↓ 880.2%
30K· 18.64 mi
9:47/mi
2:54:45
↑ 181↓ 1480.2%
20M
9:56/mi
3:08:15
↑ 64↓ 500.2%
21M
10:24/mi
3:18:39
↑ 106↓ 241.6%
35K· 21.75 mi
9:11/mi
3:25:31
↑ 17↓ 861.7%
23M
9:35/mi
3:37:31
↑ 23↓ 630.6%
24M
9:07/mi
3:46:38
↓ 821.3%
40K· 24.85 mi
9:14/mi
3:54:32
↓ 200.3%
25.2M
9:37/mi
3:57:51
↑ 13↓ 160.2%
Finish· 26.22 mi
8:53/mi
4:06:54
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:01:21
Pace9:15 /mi
2nd Half
Distance13.11 mi
Time2:05:33
Pace9:35 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:4028:419:1428:41
9:14
-
10K
6.21 mi11:51:1757:189:1328:37
9:13
-0:01
15K
9.32 mi12:20:201:26:219:1629:03
9:21
+0:08
20K
12.43 mi12:48:551:54:569:1528:35
9:12
-0:09
Half
13.11 mi12:55:202:01:219:156:25
9:24
+0:12
25K
15.53 mi13:18:212:24:229:1823:01
9:30
+0:06
30K
18.64 mi13:48:442:54:459:2230:23
9:47
+0:17
20M
20.00 mi14:02:143:08:159:2513:30
9:56
+0:09
21M
21.00 mi14:12:383:18:399:2810:24
10:24
+0:28
35K
21.75 mi14:19:303:25:319:276:52
9:11
-1:13
23M
23.00 mi14:31:303:37:319:2712:00
9:35
+0:24
24M
24.00 mi14:40:373:46:389:279:07
9:07
-0:28
40K
24.85 mi14:48:313:54:329:267:54
9:14
+0:07
25.2M
25.20 mi14:51:503:57:519:263:19
9:37
+0:23
Finish
26.22 mi15:00:534:06:549:259:03
8:53
-0:44

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

8:53 /mi

Average Pace

9:25 /mi

Slowest Pace

10:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:12:37

78% of race

Time at Steady Pace

54:17

22% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:25 /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 mi11:22:4028:419:1428:41
9:14
#21300
10K
6.21 mi11:51:1757:189:1328:37
9:13
#21474
15K
9.32 mi12:20:201:26:219:1629:03
9:21
#21582
20K
12.43 mi12:48:551:54:569:1528:35
9:12
#21343
Half
13.11 mi12:55:202:01:219:156:25
9:24
#21365
25K
15.53 mi13:18:212:24:229:1823:01
9:30
#21262
30K
18.64 mi13:48:442:54:459:2230:23
9:47
#21089
20M
20.00 mi14:02:143:08:159:2513:30
9:56
#21004
21M
21.00 mi14:12:383:18:399:2810:24
10:24
#20883
35K
21.75 mi14:19:303:25:319:276:52
9:11
#20801
23M
23.00 mi14:31:303:37:319:2712:00
9:35
#20655
24M
24.00 mi14:40:373:46:389:279:07
9:07
#20527
40K
24.85 mi14:48:313:54:329:267:54
9:14
#20411
25.2M
25.20 mi14:51:503:57:519:263:19
9:37
#20349
Finish
26.22 mi15:00:534:06:549:259:03
8:53
#20256
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi21300127531275321803(Top 82%)13107(Top 86%)13107(Top 1181%)
10K6.21 mi3.10 mi21474-17412882-12912882-12921646(Top 81%)12997(Top 86%)12997(Top 1171%)
15K9.32 mi3.11 mi21582-10812955-7312955-7321803(Top 82%)13107(Top 86%)13107(Top 1181%)
20K12.43 mi3.11 mi21343+23912863+9212863+9220562(Top 77%)12551(Top 83%)12551(Top 1131%)
Half13.11 mi0.68 mi21365-2212876-1312876-1321803(Top 82%)13085(Top 86%)13085(Top 1179%)
25K15.53 mi2.42 mi21262+10312825+5112825+5120804(Top 78%)12615(Top 83%)12615(Top 1136%)
30K18.64 mi3.11 mi21089+17312732+9312732+9320388(Top 77%)12373(Top 82%)12373(Top 1115%)
20M20.00 mi1.36 mi21004+8512685+4712685+4720276(Top 76%)12243(Top 81%)12243(Top 1103%)
21M21.00 mi1.00 mi20883+12112619+6612619+6619264(Top 72%)11747(Top 77%)11747(Top 1058%)
35K21.75 mi0.75 mi20801+8212570+4912570+4918650(Top 70%)11443(Top 75%)11443(Top 1031%)
23M23.00 mi1.25 mi20655+14612495+7512495+7518661(Top 70%)11424(Top 75%)11424(Top 1029%)
24M24.00 mi1.00 mi20527+12812430+6512430+6517730(Top 67%)10953(Top 72%)10953(Top 987%)
40K24.85 mi0.85 mi20411+11612374+5612374+5617267(Top 65%)10705(Top 71%)10705(Top 964%)
25.2M25.20 mi0.35 mi20349+6212335+3912335+3915734(Top 59%)10022(Top 66%)10022(Top 903%)
Finish26.22 mi1.02 mi20256+9312289+4612289+4617409(Top 65%)10801(Top 71%)10801(Top 973%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

21803

Males

13107

M60-64

13107

5K→10K

3.1 - 6.2 mi

Top 81%
×5story building
+79ft-138ft

Overall

21646

Males

12997

M60-64

12997

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

21803

Males

13107

M60-64

13107

15K→20K

9.3 - 12.4 mi

Top 77%
×5story building
+106ft-86ft

Overall

20562

Males

12551

M60-64

12551

20K→Half

12.4 - 13.1 mi

Top 82%
×2story building
+19ft-37ft

Overall

21803

Males

13085

M60-64

13085

Half→25K

13.1 - 15.5 mi

Top 78%
×4story building
+66ft-88ft

Overall

20804

Males

12615

M60-64

12615

25K→30K

15.5 - 18.6 mi

Top 77%
×9story building
+181ft-148ft

Overall

20388

Males

12373

M60-64

12373

30K→20M

18.6 - 20.0 mi

Top 76%
×5story building
+64ft-50ft

Overall

20276

Males

12243

M60-64

12243

20M→21M

20.0 - 21.0 mi

Top 72%
×8story building
+106ft-24ft

Overall

19264

Males

11747

M60-64

11747

21M→35K

21.0 - 21.8 mi

Top 70%
×7story building
+17ft-86ft

Overall

18650

Males

11443

M60-64

11443

35K→23M

21.8 - 23.0 mi

Top 70%
×5story building
+23ft-63ft

Overall

18661

Males

11424

M60-64

11424

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17730

Males

10953

M60-64

10953

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

17267

Males

10705

M60-64

10705

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15734

Males

10022

M60-64

10022

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2story building
+22ft-21ft

Overall

17409

Males

10801

M60-64

10801

Passing Analysis

Category:
Athletes Passed
1912
Passed By
868
Net Change
+1044
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21300
5K → 10K191365-174#21300#21474
10K → 15K123231-108#21474#21582
15K → 20K28849+239#21582#21343
20K → Half1941-22#21343#21365
Half → 25K15451+103#21365#21262
25K → 30K22754+173#21262#21089
30K → 20M11732+85#21089#21004
20M → 21M13312+121#21004#20883
21M → 35K897+82#20883#20801
35K → 23M15711+146#20801#20655
23M → 24M1335+128#20655#20527
24M → 40K1204+116#20527#20411
40K → 25.2M620+62#20411#20349
25.2M → Finish996+93#20349#20256
TOTALS1912868+1044
📊

Passing Visuals

Category:
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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