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BOSTON MARATHON 2023

Igor Velichko

Bib: 10208•M

WA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 36%
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Top 40%
Division (M55-59)
#0 / 1422
Top 21%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
21:22
Rank: #5393
Start → 5K
6:53/mi
21:22 split
10K· 6.21 mi
43:37
Rank: #6615 (-1222)
5K → 10K
7:10/mi
22:15 split
15K· 9.32 mi
1:06:32
Rank: #7344 (-729)
10K → 15K
7:23/mi
22:55 split
20K· 12.43 mi
1:30:26
Rank: #8086 (-742)
15K → 20K
7:42/mi
23:54 split
Half· 13.11 mi
1:35:32
Rank: #8170 (-84)
20K → Half
7:29/mi
5:06 split
25K· 15.53 mi
1:54:16
Rank: #8485 (-315)
Half → 25K
7:44/mi
18:44 split
30K· 18.64 mi
2:19:18
Rank: #8949 (-464)
25K → 30K
8:03/mi
25:02 split
20M
2:30:25
Rank: #9106 (-157)
30K → 20M
8:11/mi
11:07 split
21M
2:39:09
Rank: #9257 (-151)
20M → 21M
8:44/mi
8:44 split
35K· 21.75 mi
2:45:04
Rank: #9316 (-59)
21M → 35K
7:55/mi
5:55 split
23M
2:55:19
Rank: #9393 (-77)
35K → 23M
8:11/mi
10:15 split
24M
3:03:21
Rank: #9476 (-83)
23M → 24M
8:02/mi
8:02 split
40K· 24.85 mi
3:10:23
Rank: #9514 (-38)
24M → 40K
8:14/mi
7:02 split
25.2M
3:13:28
Rank: #9531 (-17)
40K → 25.2M
8:56/mi
3:05 split
Finish· 26.22 mi
3:21:47
Rank: #9660 (-129)
25.2M → Finish
8:10/mi
8:19 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:32
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:46:15
Pace8:06 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4321:226:5321:22
6:53
-
10K
6.21 mi11:09:5843:377:0122:15
7:10
+0:17
15K
9.32 mi11:32:531:06:327:0822:55
7:23
+0:13
20K
12.43 mi11:56:471:30:267:1723:54
7:42
+0:19
Half
13.11 mi12:01:531:35:327:175:06
7:29
-0:13
25K
15.53 mi12:20:371:54:167:2118:44
7:44
+0:15
30K
18.64 mi12:45:392:19:187:2825:02
8:03
+0:19
20M
20.00 mi12:56:462:30:257:3111:07
8:11
+0:08
21M
21.00 mi13:05:302:39:097:358:44
8:44
+0:33
35K
21.75 mi13:11:252:45:047:355:55
7:55
-0:49
23M
23.00 mi13:21:402:55:197:3710:15
8:11
+0:16
24M
24.00 mi13:29:423:03:217:388:02
8:02
-0:09
40K
24.85 mi13:36:443:10:237:407:02
8:14
+0:12
25.2M
25.20 mi13:39:493:13:287:413:05
8:56
+0:42
Finish
26.22 mi13:48:083:21:477:428:19
8:10
-0:46

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

6:53 /mi

Average Pace

7:42 /mi

Slowest Pace

8:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:16

57% of race

Time at Steady Pace

1:15:42

38% of race

Time at Slower Pace

11:49

6% of race

Average Pace: 7:42 /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 mi10:47:4321:226:5321:22
6:53
#5393
10K
6.21 mi11:09:5843:377:0122:15
7:10
#6615
15K
9.32 mi11:32:531:06:327:0822:55
7:23
#7344
20K
12.43 mi11:56:471:30:267:1723:54
7:42
#8086
Half
13.11 mi12:01:531:35:327:175:06
7:29
#8170
25K
15.53 mi12:20:371:54:167:2118:44
7:44
#8485
30K
18.64 mi12:45:392:19:187:2825:02
8:03
#8949
20M
20.00 mi12:56:462:30:257:3111:07
8:11
#9106
21M
21.00 mi13:05:302:39:097:358:44
8:44
#9257
35K
21.75 mi13:11:252:45:047:355:55
7:55
#9316
23M
23.00 mi13:21:402:55:197:3710:15
8:11
#9393
24M
24.00 mi13:29:423:03:217:388:02
8:02
#9476
40K
24.85 mi13:36:443:10:237:407:02
8:14
#9514
25.2M
25.20 mi13:39:493:13:287:413:05
8:56
#9531
Finish
26.22 mi13:48:083:21:477:428:19
8:10
#9660
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi5393498449849141(Top 34%)7631(Top 50%)7631(Top 537%)
10K6.21 mi3.10 mi6615-12225967-9835967-9837850(Top 29%)6838(Top 45%)6838(Top 481%)
15K9.32 mi3.11 mi7344-7296510-5436510-5439141(Top 34%)7631(Top 50%)7631(Top 537%)
20K12.43 mi3.11 mi8086-7426998-4886998-48810840(Top 41%)8491(Top 56%)8491(Top 597%)
Half13.11 mi0.68 mi8170-847050-527050-529973(Top 37%)8083(Top 53%)8083(Top 568%)
25K15.53 mi2.42 mi8485-3157223-1737223-17310480(Top 39%)8243(Top 54%)8243(Top 580%)
30K18.64 mi3.11 mi8949-4647473-2507473-25011343(Top 43%)8514(Top 56%)8514(Top 599%)
20M20.00 mi1.36 mi9106-1577543-707543-7011522(Top 43%)8485(Top 56%)8485(Top 597%)
21M21.00 mi1.00 mi9257-1517609-667609-6611833(Top 44%)8494(Top 56%)8494(Top 597%)
35K21.75 mi0.75 mi9316-597623-147623-1411409(Top 43%)8299(Top 55%)8299(Top 584%)
23M23.00 mi1.25 mi9393-777655-327655-3211071(Top 42%)8002(Top 53%)8002(Top 563%)
24M24.00 mi1.00 mi9476-837677-227677-2211440(Top 43%)8116(Top 53%)8116(Top 571%)
40K24.85 mi0.85 mi9514-387668+97668+911497(Top 43%)8063(Top 53%)8063(Top 567%)
25.2M25.20 mi0.35 mi9531-177668766812093(Top 45%)8287(Top 55%)8287(Top 583%)
Finish26.22 mi1.02 mi9660-1297703-357703-3513136(Top 49%)8832(Top 58%)8832(Top 621%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 34%
×21story building
+97ft-345ft

Overall

9141

Males

7631

M55-59

7631

5K→10K

3.1 - 6.2 mi

Top 29%
×5story building
+79ft-138ft

Overall

7850

Males

6838

M55-59

6838

10K→15K

6.2 - 9.3 mi

Top 34%
×3story building
+67ft-78ft

Overall

9141

Males

7631

M55-59

7631

15K→20K

9.3 - 12.4 mi

Top 41%
×5story building
+106ft-86ft

Overall

10840

Males

8491

M55-59

8491

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9973

Males

8083

M55-59

8083

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10480

Males

8243

M55-59

8243

25K→30K

15.5 - 18.6 mi

Top 43%
×9story building
+181ft-148ft

Overall

11343

Males

8514

M55-59

8514

30K→20M

18.6 - 20.0 mi

Top 43%
×5story building
+64ft-50ft

Overall

11522

Males

8485

M55-59

8485

20M→21M

20.0 - 21.0 mi

Top 44%
×8story building
+106ft-24ft

Overall

11833

Males

8494

M55-59

8494

21M→35K

21.0 - 21.8 mi

Top 43%
×7story building
+17ft-86ft

Overall

11409

Males

8299

M55-59

8299

35K→23M

21.8 - 23.0 mi

Top 42%
×5story building
+23ft-63ft

Overall

11071

Males

8002

M55-59

8002

23M→24M

23.0 - 24.0 mi

Top 43%
×6story building
+12ft-82ft

Overall

11440

Males

8116

M55-59

8116

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11497

Males

8063

M55-59

8063

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12093

Males

8287

M55-59

8287

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2story building
+22ft-21ft

Overall

13136

Males

8832

M55-59

8832

Passing Analysis

Category:
Athletes Passed
463*
Passed By
4730
Net Change
-4267
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5393
5K → 10K71229-1222#5393#6615
10K → 15K12741-729#6615#7344
15K → 20K15757-742#7344#8086
20K → Half488-84#8086#8170
Half → 25K40355-315#8170#8485
25K → 30K65529-464#8485#8949
30K → 20M44201-157#8949#9106
20M → 21M37188-151#9106#9257
21M → 35K3291-59#9257#9316
35K → 23M58135-77#9316#9393
23M → 24M43126-83#9393#9476
24M → 40K45*83-38#9476#9514
40K → 25.2M2643-17#9514#9531
25.2M → Finish35164-129#9531#9660
TOTALS463*4730-4267

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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