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BOSTON MARATHON 2023

Chester Blanton

Bib: 19202•M

HI

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
27:01
Rank: #18840
Start → 5K
27:01 | 8:42/mi
10K· 6.21 mi
54:22
Rank: #19397 (-557)
5K → 10K
27:21 | 8:48/mi
15K· 9.32 mi
1:22:05
Rank: #19627 (-230)
10K → 15K
27:43 | 8:55/mi
20K· 12.43 mi
1:50:04
Rank: #19617 (+10)
15K → 20K
27:59 | 9:00/mi
Half· 13.11 mi
1:56:10
Rank: #19663 (-46)
20K → Half
6:06 | 8:56/mi
25K· 15.53 mi
2:18:02
Rank: #19544 (+119)
Half → 25K
21:52 | 9:01/mi
30K· 18.64 mi
2:47:16
Rank: #19461 (+83)
25K → 30K
29:14 | 9:25/mi
20M
3:00:20
Rank: #19447 (+14)
30K → 20M
13:04 | 9:37/mi
21M
3:10:29
Rank: #19379 (+68)
20M → 21M
10:09 | 10:09/mi
35K· 21.75 mi
3:17:49
Rank: #19443 (-64)
21M → 35K
7:20 | 9:48/mi
23M
3:29:50
Rank: #19414 (+29)
35K → 23M
12:01 | 9:36/mi
24M
3:39:12
Rank: #19383 (+31)
23M → 24M
9:22 | 9:22/mi
40K· 24.85 mi
3:47:27
Rank: #19382 (+1)
24M → 40K
8:15 | 9:39/mi
25.2M
3:50:57
Rank: #19364 (+18)
40K → 25.2M
3:30 | 10:09/mi
Finish· 26.22 mi
4:01:15
Rank: #19507 (-143)
25.2M → Finish
10:18 | 10:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:10
Pace8:52 /mi
2nd Half
Distance13.11 mi
Time2:05:05
Pace9:33 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:4727:018:4227:01
8:42
-
10K
6.21 mi11:46:0854:228:4527:21
8:48
+0:06
15K
9.32 mi12:13:511:22:058:4827:43
8:55
+0:07
20K
12.43 mi12:41:501:50:048:5127:59
9:00
+0:05
Half
13.11 mi12:47:561:56:108:526:06
8:56
-0:04
25K
15.53 mi13:09:482:18:028:5321:52
9:01
+0:05
30K
18.64 mi13:39:022:47:168:5829:14
9:25
+0:24
20M
20.00 mi13:52:063:00:209:0113:04
9:37
+0:12
21M
21.00 mi14:02:153:10:299:0410:09
10:09
+0:32
35K
21.75 mi14:09:353:17:499:067:20
9:48
-0:21
23M
23.00 mi14:21:363:29:509:0712:01
9:36
-0:12
24M
24.00 mi14:30:583:39:129:089:22
9:22
-0:14
40K
24.85 mi14:39:133:47:279:098:15
9:39
+0:17
25.2M
25.20 mi14:42:433:50:579:103:30
10:09
+0:30
Finish
26.22 mi14:53:014:01:159:1210:18
10:06
-0:03

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

8:42 /mi

Average Pace

9:12 /mi

Slowest Pace

10:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:56:38

73% of race

Time at Steady Pace

1:04:37

27% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:12 /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 mi11:18:4727:018:4227:01
8:42
#18840
10K
6.21 mi11:46:0854:228:4527:21
8:48
#19397
15K
9.32 mi12:13:511:22:058:4827:43
8:55
#19627
20K
12.43 mi12:41:501:50:048:5127:59
9:00
#19617
Half
13.11 mi12:47:561:56:108:526:06
8:56
#19663
25K
15.53 mi13:09:482:18:028:5321:52
9:01
#19544
30K
18.64 mi13:39:022:47:168:5829:14
9:25
#19461
20M
20.00 mi13:52:063:00:209:0113:04
9:37
#19447
21M
21.00 mi14:02:153:10:299:0410:09
10:09
#19379
35K
21.75 mi14:09:353:17:499:067:20
9:48
#19443
23M
23.00 mi14:21:363:29:509:0712:01
9:36
#19414
24M
24.00 mi14:30:583:39:129:089:22
9:22
#19383
40K
24.85 mi14:39:133:47:279:098:15
9:39
#19382
25.2M
25.20 mi14:42:433:50:579:103:30
10:09
#19364
Finish
26.22 mi14:53:014:01:159:1210:18
10:06
#19507
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi18840117171171720138(Top 76%)12367(Top 81%)12367(Top 1114%)
10K6.21 mi3.10 mi19397-55711979-26211979-26219934(Top 75%)12256(Top 81%)12256(Top 1104%)
15K9.32 mi3.11 mi19627-23012079-10012079-10020138(Top 76%)12367(Top 81%)12367(Top 1114%)
20K12.43 mi3.11 mi19617+1012102-2312102-2319729(Top 74%)12198(Top 80%)12198(Top 1099%)
Half13.11 mi0.68 mi19663-4612124-2212124-2220138(Top 76%)12365(Top 81%)12365(Top 1114%)
25K15.53 mi2.42 mi19544+11912074+5012074+5019046(Top 72%)11869(Top 78%)11869(Top 1069%)
30K18.64 mi3.11 mi19461+8312036+3812036+3819078(Top 72%)11822(Top 78%)11822(Top 1065%)
20M20.00 mi1.36 mi19447+1412007+2912007+2919275(Top 72%)11810(Top 78%)11810(Top 1064%)
21M21.00 mi1.00 mi19379+6811968+3911968+3918539(Top 70%)11447(Top 75%)11447(Top 1031%)
35K21.75 mi0.75 mi19443-6411993-2511993-2520746(Top 78%)12361(Top 81%)12361(Top 1114%)
23M23.00 mi1.25 mi19414+2911982+1111982+1118714(Top 70%)11449(Top 75%)11449(Top 1031%)
24M24.00 mi1.00 mi19383+3111959+2311959+2318708(Top 70%)11407(Top 75%)11407(Top 1028%)
40K24.85 mi0.85 mi19382+111942+1711942+1718852(Top 71%)11425(Top 75%)11425(Top 1029%)
25.2M25.20 mi0.35 mi19364+1811937+511937+517927(Top 67%)10986(Top 72%)10986(Top 990%)
Finish26.22 mi1.02 mi19507-14311980-4311980-4322036(Top 83%)12879(Top 85%)12879(Top 1160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 76%
×21stories
+97ft-345ft

Overall

20138

Males

12367

M60-64

12367

5K→10K

3.1 - 6.2 mi

Top 75%
×5stories
+79ft-138ft

Overall

19934

Males

12256

M60-64

12256

10K→15K

6.2 - 9.3 mi

Top 76%
×3stories
+67ft-78ft

Overall

20138

Males

12367

M60-64

12367

15K→20K

9.3 - 12.4 mi

Top 74%
×5stories
+106ft-86ft

Overall

19729

Males

12198

M60-64

12198

20K→Half

12.4 - 13.1 mi

Top 76%
×2stories
+19ft-37ft

Overall

20138

Males

12365

M60-64

12365

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

19046

Males

11869

M60-64

11869

25K→30K

15.5 - 18.6 mi

Top 72%
×9stories
+181ft-148ft

Overall

19078

Males

11822

M60-64

11822

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

19275

Males

11810

M60-64

11810

20M→21M

20.0 - 21.0 mi

Top 70%
×8stories
+106ft-24ft

Overall

18539

Males

11447

M60-64

11447

21M→35K

21.0 - 21.8 mi

Top 78%
×7stories
+17ft-86ft

Overall

20746

Males

12361

M60-64

12361

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

18714

Males

11449

M60-64

11449

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

18708

Males

11407

M60-64

11407

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

18852

Males

11425

M60-64

11425

40K→25.2M

24.9 - 25.2 mi

Top 67%
×1story
+13ft-16ft

Overall

17927

Males

10986

M60-64

10986

25.2M→Finish

25.2 - 26.2 mi

Top 83%
×2stories
+22ft-21ft

Overall

22036

Males

12879

M60-64

12879

Passing Analysis

Category:
Athletes Passed
1287
Passed By
1954
Net Change
-667
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18840
5K → 10K137694-557#18840#19397
10K → 15K102332-230#19397#19627
15K → 20K164154+10#19627#19617
20K → Half1561-46#19617#19663
Half → 25K17354+119#19663#19544
25K → 30K204121+83#19544#19461
30K → 20M9076+14#19461#19447
20M → 21M11648+68#19447#19379
21M → 35K2387-64#19379#19443
35K → 23M9162+29#19443#19414
23M → 24M6635+31#19414#19383
24M → 40K5756+1#19383#19382
40K → 25.2M3315+18#19382#19364
25.2M → Finish16159-143#19364#19507
TOTALS12871954-667
📊

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