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BOSTON MARATHON 2023

Igor Korolyuk

Bib: 8270•M

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 11%
Gender (Male)
#0 / 15176
Top 18%
Masters (Masters Men)
#0 / 9891
Top 7%
Division (M40-44)
#0 / 2241
Top 18%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:19
Rank: #2494
Start → 5K
20:19 | 6:32/mi
10K· 6.21 mi
40:46
Rank: #2867 (-373)
5K → 10K
20:27 | 6:35/mi
15K· 9.32 mi
1:01:04
Rank: #2829 (+38)
10K → 15K
20:18 | 6:32/mi
20K· 12.43 mi
1:21:31
Rank: #2799 (+30)
15K → 20K
20:27 | 6:35/mi
Half· 13.11 mi
1:26:00
Rank: #2809 (-10)
20K → Half
4:29 | 6:34/mi
25K· 15.53 mi
1:42:30
Rank: #2981 (-172)
Half → 25K
16:30 | 6:48/mi
30K· 18.64 mi
2:04:02
Rank: #3065 (-84)
25K → 30K
21:32 | 6:56/mi
20M
2:13:23
Rank: #3059 (+6)
30K → 20M
9:21 | 6:53/mi
21M
2:20:30
Rank: #3017 (+42)
20M → 21M
7:07 | 7:07/mi
35K· 21.75 mi
2:25:34
Rank: #3051 (-34)
21M → 35K
5:04 | 6:46/mi
23M
2:33:59
Rank: #2958 (+93)
35K → 23M
8:25 | 6:43/mi
24M
2:40:31
Rank: #2898 (+60)
23M → 24M
6:32 | 6:32/mi
40K· 24.85 mi
2:46:17
Rank: #2857 (+41)
24M → 40K
5:46 | 6:45/mi
25.2M
2:48:48
Rank: #2839 (+18)
40K → 25.2M
2:31 | 7:18/mi
Finish· 26.22 mi
2:55:32
Rank: #2831 (+8)
25.2M → Finish
6:44 | 6:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:26:00
Pace6:34 /mi
2nd Half
Distance13.11 mi
Time1:29:32
Pace6:50 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2120:196:3220:19
6:32
-
10K
6.21 mi11:05:4840:466:3420:27
6:35
+0:03
15K
9.32 mi11:26:061:01:046:3320:18
6:32
-0:03
20K
12.43 mi11:46:331:21:316:3420:27
6:35
+0:03
Half
13.11 mi11:51:021:26:006:344:29
6:34
-0:01
25K
15.53 mi12:07:321:42:306:3616:30
6:48
+0:14
30K
18.64 mi12:29:042:04:026:3921:32
6:56
+0:08
20M
20.00 mi12:38:252:13:236:409:21
6:53
-0:03
21M
21.00 mi12:45:322:20:306:417:07
7:07
+0:14
35K
21.75 mi12:50:362:25:346:425:04
6:46
-0:21
23M
23.00 mi12:59:012:33:596:428:25
6:43
-0:03
24M
24.00 mi13:05:332:40:316:416:32
6:32
-0:11
40K
24.85 mi13:11:192:46:176:415:46
6:45
+0:13
25.2M
25.20 mi13:13:502:48:486:422:31
7:18
+0:33
Finish
26.22 mi13:20:342:55:326:426:44
6:36
-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

6:32 /mi

Average Pace

6:42 /mi

Slowest Pace

7:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:53:01

99% of race

Time at Steady Pace

2:31

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:42 /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 mi10:45:2120:196:3220:19
6:32
#2494
10K
6.21 mi11:05:4840:466:3420:27
6:35
#2867
15K
9.32 mi11:26:061:01:046:3320:18
6:32
#2829
20K
12.43 mi11:46:331:21:316:3420:27
6:35
#2799
Half
13.11 mi11:51:021:26:006:344:29
6:34
#2809
25K
15.53 mi12:07:321:42:306:3616:30
6:48
#2981
30K
18.64 mi12:29:042:04:026:3921:32
6:56
#3065
20M
20.00 mi12:38:252:13:236:409:21
6:53
#3059
21M
21.00 mi12:45:322:20:306:417:07
7:07
#3017
35K
21.75 mi12:50:362:25:346:425:04
6:46
#3051
23M
23.00 mi12:59:012:33:596:428:25
6:43
#2958
24M
24.00 mi13:05:332:40:316:416:32
6:32
#2898
40K
24.85 mi13:11:192:46:176:415:46
6:45
#2857
25.2M
25.20 mi13:13:502:48:486:422:31
7:18
#2839
Finish
26.22 mi13:20:342:55:326:426:44
6:36
#2831
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2494238023802848(Top 11%)2722(Top 18%)2722(Top 121%)
10K6.21 mi3.10 mi2867-3732733-3532733-3533349(Top 13%)3186(Top 21%)3186(Top 142%)
15K9.32 mi3.11 mi2829+382701+322701+322848(Top 11%)2722(Top 18%)2722(Top 121%)
20K12.43 mi3.11 mi2799+302675+262675+262736(Top 10%)2616(Top 17%)2616(Top 117%)
Half13.11 mi0.68 mi2809-102687-122687-123201(Top 12%)3051(Top 20%)3051(Top 136%)
25K15.53 mi2.42 mi2981-1722848-1612848-1614169(Top 16%)3900(Top 26%)3900(Top 174%)
30K18.64 mi3.11 mi3065-842920-722920-723859(Top 14%)3614(Top 24%)3614(Top 161%)
20M20.00 mi1.36 mi3059+62913+72913+73271(Top 12%)3060(Top 20%)3060(Top 137%)
21M21.00 mi1.00 mi3017+422872+412872+412683(Top 10%)2519(Top 17%)2519(Top 112%)
35K21.75 mi0.75 mi3051-342897-252897-253961(Top 15%)3636(Top 24%)3636(Top 162%)
23M23.00 mi1.25 mi2958+932814+832814+832271(Top 9%)2142(Top 14%)2142(Top 96%)
24M24.00 mi1.00 mi2898+602754+602754+602240(Top 8%)2098(Top 14%)2098(Top 94%)
40K24.85 mi0.85 mi2857+412716+382716+382545(Top 10%)2359(Top 16%)2359(Top 105%)
25.2M25.20 mi0.35 mi2839+182698+182698+182902(Top 11%)2657(Top 18%)2657(Top 119%)
Finish26.22 mi1.02 mi2831+82687+112687+113007(Top 11%)2716(Top 18%)2716(Top 121%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21stories
+97ft-345ft

Overall

2848

Males

2722

M40-44

2722

5K→10K

3.1 - 6.2 mi

Top 13%
×5stories
+79ft-138ft

Overall

3349

Males

3186

M40-44

3186

10K→15K

6.2 - 9.3 mi

Top 11%
×3stories
+67ft-78ft

Overall

2848

Males

2722

M40-44

2722

15K→20K

9.3 - 12.4 mi

Top 10%
×5stories
+106ft-86ft

Overall

2736

Males

2616

M40-44

2616

20K→Half

12.4 - 13.1 mi

Top 12%
×2stories
+19ft-37ft

Overall

3201

Males

3051

M40-44

3051

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4169

Males

3900

M40-44

3900

25K→30K

15.5 - 18.6 mi

Top 14%
×9stories
+181ft-148ft

Overall

3859

Males

3614

M40-44

3614

30K→20M

18.6 - 20.0 mi

Top 12%
×5stories
+64ft-50ft

Overall

3271

Males

3060

M40-44

3060

20M→21M

20.0 - 21.0 mi

Top 10%
×8stories
+106ft-24ft

Overall

2683

Males

2519

M40-44

2519

21M→35K

21.0 - 21.8 mi

Top 15%
×7stories
+17ft-86ft

Overall

3961

Males

3636

M40-44

3636

35K→23M

21.8 - 23.0 mi

Top 9%
×5stories
+23ft-63ft

Overall

2271

Males

2142

M40-44

2142

23M→24M

23.0 - 24.0 mi

Top 8%
×6stories
+12ft-82ft

Overall

2240

Males

2098

M40-44

2098

24M→40K

24.0 - 24.9 mi

Top 10%
×1story
+6ft-20ft

Overall

2545

Males

2359

M40-44

2359

40K→25.2M

24.9 - 25.2 mi

Top 11%
×1story
+13ft-16ft

Overall

2902

Males

2657

M40-44

2657

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2stories
+22ft-21ft

Overall

3007

Males

2716

M40-44

2716

Passing Analysis

Category:
Athletes Passed
762
Passed By
1099
Net Change
-337
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2494
5K → 10K31404-373#2494#2867
10K → 15K10668+38#2867#2829
15K → 20K8353+30#2829#2799
20K → Half1020-10#2799#2809
Half → 25K21193-172#2809#2981
25K → 30K62146-84#2981#3065
30K → 20M4640+6#3065#3059
20M → 21M7129+42#3059#3017
21M → 35K2155-34#3017#3051
35K → 23M10916+93#3051#2958
23M → 24M7313+60#2958#2898
24M → 40K5817+41#2898#2857
40K → 25.2M279+18#2857#2839
25.2M → Finish4436+8#2839#2831
TOTALS7621099-337
📊

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