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BOSTON MARATHON 2023

Vladislav Kopbossunov

Bib: 2405•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 3%
Gender (Male)
#0 / 15176
Top 5%
Masters (Masters Men)
#0 / 9891
Top 1%
Division (M45-49)
#0 / 2252
Top 1%
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
6:17/mi
19:30
↑ 97↓ 3451.5%
10K· 6.21 mi
6:05/mi
38:24
↑ 79↓ 1380.4%
15K· 9.32 mi
6:06/mi
57:22
↑ 67↓ 78
20K· 12.43 mi
6:10/mi
1:16:32
↑ 106↓ 860.1%
Half· 13.11 mi
6:06/mi
1:20:42
↑ 19↓ 370.5%
25K· 15.53 mi
6:12/mi
1:35:44
↑ 66↓ 880.2%
30K· 18.64 mi
6:20/mi
1:55:25
↑ 181↓ 1480.2%
20M
6:18/mi
2:03:58
↑ 64↓ 500.2%
21M
6:45/mi
2:10:43
↑ 106↓ 241.6%
35K· 21.75 mi
6:08/mi
2:15:18
↑ 17↓ 861.7%
23M
6:22/mi
2:23:16
↑ 23↓ 630.6%
24M
6:06/mi
2:29:22
↓ 821.3%
40K· 24.85 mi
6:17/mi
2:34:44
↓ 200.3%
25.2M
6:37/mi
2:37:01
↑ 13↓ 160.2%
Finish· 26.22 mi
5:57/mi
2:43:05
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:20:42
Pace6:09 /mi
2nd Half
Distance13.11 mi
Time1:22:23
Pace6:17 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:1819:306:1719:30
6:17
-
10K
6.21 mi10:39:1238:246:1118:54
6:05
-0:12
15K
9.32 mi10:58:1057:226:0918:58
6:06
+0:01
20K
12.43 mi11:17:201:16:326:1019:10
6:10
+0:04
Half
13.11 mi11:21:301:20:426:094:10
6:06
-0:04
25K
15.53 mi11:36:321:35:446:1015:02
6:12
+0:06
30K
18.64 mi11:56:131:55:256:1119:41
6:20
+0:08
20M
20.00 mi12:04:462:03:586:128:33
6:18
-0:02
21M
21.00 mi12:11:312:10:436:136:45
6:45
+0:27
35K
21.75 mi12:16:062:15:186:134:35
6:08
-0:37
23M
23.00 mi12:24:042:23:166:147:58
6:22
+0:14
24M
24.00 mi12:30:102:29:226:136:06
6:06
-0:16
40K
24.85 mi12:35:322:34:446:145:22
6:17
+0:11
25.2M
25.20 mi12:37:492:37:016:142:17
6:37
+0:20
Finish
26.22 mi12:43:532:43:056:136:04
5:57
-0:40

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

5:57 /mi

Average Pace

6:13 /mi

Slowest Pace

6:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:34:03

94% of race

Time at Steady Pace

9:02

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:13 /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 mi10:20:1819:306:1719:30
6:17
#1351
10K
6.21 mi10:39:1238:246:1118:54
6:05
#1154
15K
9.32 mi10:58:1057:226:0918:58
6:06
#1090
20K
12.43 mi11:17:201:16:326:1019:10
6:10
#1051
Half
13.11 mi11:21:301:20:426:094:10
6:06
#1048
25K
15.53 mi11:36:321:35:446:1015:02
6:12
#1025
30K
18.64 mi11:56:131:55:256:1119:41
6:20
#994
20M
20.00 mi12:04:462:03:586:128:33
6:18
#973
21M
21.00 mi12:11:312:10:436:136:45
6:45
#967
35K
21.75 mi12:16:062:15:186:134:35
6:08
#958
23M
23.00 mi12:24:042:23:166:147:58
6:22
#947
24M
24.00 mi12:30:102:29:226:136:06
6:06
#918
40K
24.85 mi12:35:322:34:446:145:22
6:17
#912
25.2M
25.20 mi12:37:492:37:016:142:17
6:37
#898
Finish
26.22 mi12:43:532:43:056:136:04
5:57
#861
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi135112831283979(Top 4%)930(Top 6%)930(Top 41%)
10K6.21 mi3.10 mi1154+1971091+1921091+1921011(Top 4%)961(Top 6%)961(Top 43%)
15K9.32 mi3.11 mi1090+641033+581033+58979(Top 4%)930(Top 6%)930(Top 41%)
20K12.43 mi3.11 mi1051+39998+35998+35966(Top 4%)918(Top 6%)918(Top 41%)
Half13.11 mi0.68 mi1048+3995+3995+31019(Top 4%)971(Top 6%)971(Top 43%)
25K15.53 mi2.42 mi1025+23974+21974+21992(Top 4%)943(Top 6%)943(Top 42%)
30K18.64 mi3.11 mi994+31944+30944+301009(Top 4%)958(Top 6%)958(Top 43%)
20M20.00 mi1.36 mi973+21923+21923+21851(Top 3%)810(Top 5%)810(Top 36%)
21M21.00 mi1.00 mi967+6920+3920+31240(Top 5%)1182(Top 8%)1182(Top 52%)
35K21.75 mi0.75 mi958+9911+9911+91000(Top 4%)950(Top 6%)950(Top 42%)
23M23.00 mi1.25 mi947+11900+11900+11986(Top 4%)936(Top 6%)936(Top 42%)
24M24.00 mi1.00 mi918+29871+29871+29763(Top 3%)723(Top 5%)723(Top 32%)
40K24.85 mi0.85 mi912+6865+6865+6825(Top 3%)781(Top 5%)781(Top 35%)
25.2M25.20 mi0.35 mi898+14851+14851+14696(Top 3%)661(Top 4%)661(Top 29%)
Finish26.22 mi1.02 mi861+37815+36815+36620(Top 2%)589(Top 4%)589(Top 26%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 4%
×21story building
+97ft-345ft

Overall

979

Males

930

M45-49

930

5K→10K

3.1 - 6.2 mi

Top 4%
×5story building
+79ft-138ft

Overall

1011

Males

961

M45-49

961

10K→15K

6.2 - 9.3 mi

Top 4%
×3story building
+67ft-78ft

Overall

979

Males

930

M45-49

930

15K→20K

9.3 - 12.4 mi

Top 4%
×5story building
+106ft-86ft

Overall

966

Males

918

M45-49

918

20K→Half

12.4 - 13.1 mi

Top 4%
×2story building
+19ft-37ft

Overall

1019

Males

971

M45-49

971

Half→25K

13.1 - 15.5 mi

Top 4%
×4story building
+66ft-88ft

Overall

992

Males

943

M45-49

943

25K→30K

15.5 - 18.6 mi

Top 4%
×9story building
+181ft-148ft

Overall

1009

Males

958

M45-49

958

30K→20M

18.6 - 20.0 mi

Top 3%
×5story building
+64ft-50ft

Overall

851

Males

810

M45-49

810

20M→21M

20.0 - 21.0 mi

Top 5%
×8story building
+106ft-24ft

Overall

1240

Males

1182

M45-49

1182

21M→35K

21.0 - 21.8 mi

Top 4%
×7story building
+17ft-86ft

Overall

1000

Males

950

M45-49

950

35K→23M

21.8 - 23.0 mi

Top 4%
×5story building
+23ft-63ft

Overall

986

Males

936

M45-49

936

23M→24M

23.0 - 24.0 mi

Top 3%
×6story building
+12ft-82ft

Overall

763

Males

723

M45-49

723

24M→40K

24.0 - 24.9 mi

Top 3%
×1story
+6ft-20ft

Overall

825

Males

781

M45-49

781

40K→25.2M

24.9 - 25.2 mi

Top 3%
×1story
+13ft-16ft

Overall

696

Males

661

M45-49

661

25.2M→Finish

25.2 - 26.2 mi

Top 2%
×2story building
+22ft-21ft

Overall

620

Males

589

M45-49

589

Passing Analysis

Category:
Athletes Passed
608
Passed By
118
Net Change
+490
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1351
5K → 10K21215+197#1351#1154
10K → 15K717+64#1154#1090
15K → 20K5415+39#1090#1051
20K → Half52+3#1051#1048
Half → 25K3512+23#1048#1025
25K → 30K5322+31#1025#994
30K → 20M309+21#994#973
20M → 21M1913+6#973#967
21M → 35K145+9#967#958
35K → 23M176+11#958#947
23M → 24M312+29#947#918
24M → 40K126+6#918#912
40K → 25.2M151+14#912#898
25.2M → Finish403+37#898#861
TOTALS608118+490
📊

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