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BOSTON MARATHON 2023

Igor Tsalenchuk

Bib: 14167•M

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:42
Rank: #23955
Start → 5K
31:42 | 10:12/mi
10K· 6.21 mi
1:04:07
Rank: #24313 (-358)
5K → 10K
32:25 | 10:26/mi
15K· 9.32 mi
1:36:06
Rank: #24238 (+75)
10K → 15K
31:59 | 10:18/mi
20K· 12.43 mi
2:13:18
Rank: #24813 (-575)
15K → 20K
37:12 | 11:58/mi
Half· 13.11 mi
2:21:15
Rank: #24883 (-70)
20K → Half
7:57 | 11:39/mi
25K· 15.53 mi
2:50:52
Rank: #25018 (-135)
Half → 25K
29:37 | 12:13/mi
30K· 18.64 mi
3:34:32
Rank: #25325 (-307)
25K → 30K
43:40 | 14:03/mi
20M
3:51:11
Rank: #25289 (+36)
30K → 20M
16:39 | 12:15/mi
21M
4:04:48
Rank: #25270 (+19)
20M → 21M
13:37 | 13:37/mi
35K· 21.75 mi
4:13:33
Rank: #25245 (+25)
21M → 35K
8:45 | 11:42/mi
23M
4:29:56
Rank: #25249 (-4)
35K → 23M
16:23 | 13:05/mi
24M
4:41:07
Rank: #25195 (+54)
23M → 24M
11:11 | 11:11/mi
40K· 24.85 mi
4:52:13
Rank: #25195
24M → 40K
11:06 | 12:59/mi
25.2M
4:56:46
Rank: #25187 (+8)
40K → 25.2M
4:33 | 13:12/mi
Finish· 26.22 mi
5:08:01
Rank: #25162 (+25)
25.2M → Finish
11:15 | 11:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:21:15
Pace10:46 /mi
2nd Half
Distance13.11 mi
Time2:46:46
Pace12:43 /mi
📊Positive Split: 18.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:02:1631:4210:1231:42
10:12
-
10K
6.21 mi11:34:411:04:0710:1932:25
10:26
+0:14
15K
9.32 mi12:06:401:36:0610:1931:59
10:18
-0:08
20K
12.43 mi12:43:522:13:1810:4437:12
11:58
+1:40
Half
13.11 mi12:51:492:21:1510:467:57
11:39
-0:19
25K
15.53 mi13:21:262:50:5211:0029:37
12:13
+0:34
30K
18.64 mi14:05:063:34:3211:3143:40
14:03
+1:50
20M
20.00 mi14:21:453:51:1111:3416:39
12:15
-1:48
21M
21.00 mi14:35:224:04:4811:3913:37
13:37
+1:22
35K
21.75 mi14:44:074:13:3311:408:45
11:42
-1:55
23M
23.00 mi15:00:304:29:5611:4416:23
13:05
+1:23
24M
24.00 mi15:11:414:41:0711:4311:11
11:11
-1:54
40K
24.85 mi15:22:474:52:1311:4511:06
12:59
+1:48
25.2M
25.20 mi15:27:204:56:4611:474:33
13:12
+0:13
Finish
26.22 mi15:38:355:08:0111:4511:15
11:02
-2:10

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

10:12 /mi

Average Pace

11:45 /mi

Slowest Pace

14:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:58:32

38% of race

Time at Steady Pace

1:40:10

33% of race

Time at Slower Pace

1:29:19

29% of race

Average Pace: 11:45 /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 mi11:02:1631:4210:1231:42
10:12
#23955
10K
6.21 mi11:34:411:04:0710:1932:25
10:26
#24313
15K
9.32 mi12:06:401:36:0610:1931:59
10:18
#24238
20K
12.43 mi12:43:522:13:1810:4437:12
11:58
#24813
Half
13.11 mi12:51:492:21:1510:467:57
11:39
#24883
25K
15.53 mi13:21:262:50:5211:0029:37
12:13
#25018
30K
18.64 mi14:05:063:34:3211:3143:40
14:03
#25325
20M
20.00 mi14:21:453:51:1111:3416:39
12:15
#25289
21M
21.00 mi14:35:224:04:4811:3913:37
13:37
#25270
35K
21.75 mi14:44:074:13:3311:408:45
11:42
#25245
23M
23.00 mi15:00:304:29:5611:4416:23
13:05
#25249
24M
24.00 mi15:11:414:41:0711:4311:11
11:11
#25195
40K
24.85 mi15:22:474:52:1311:4511:06
12:59
#25195
25.2M
25.20 mi15:27:204:56:4611:474:33
13:12
#25187
Finish
26.22 mi15:38:355:08:0111:4511:15
11:02
#25162
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi23955140671406724084(Top 90%)14125(Top 93%)14125(Top 993%)
10K6.21 mi3.10 mi24313-35814235-16814235-16824562(Top 92%)14339(Top 94%)14339(Top 1008%)
15K9.32 mi3.11 mi24238+7514195+4014195+4024084(Top 90%)14125(Top 93%)14125(Top 993%)
20K12.43 mi3.11 mi24813-57514443-24814443-24825640(Top 96%)14768(Top 97%)14768(Top 1039%)
Half13.11 mi0.68 mi24883-7014469-2614469-2625601(Top 96%)14732(Top 97%)14732(Top 1036%)
25K15.53 mi2.42 mi25018-13514522-5314522-5325326(Top 95%)14606(Top 96%)14606(Top 1027%)
30K18.64 mi3.11 mi25325-30714625-10314625-10326056(Top 98%)14904(Top 98%)14904(Top 1048%)
20M20.00 mi1.36 mi25289+3614611+1414611+1424495(Top 92%)14141(Top 93%)14141(Top 994%)
21M21.00 mi1.00 mi25270+1914595+1614595+1624695(Top 93%)14223(Top 94%)14223(Top 1000%)
35K21.75 mi0.75 mi25245+2514577+1814577+1824351(Top 91%)14021(Top 92%)14021(Top 986%)
23M23.00 mi1.25 mi25249-414566+1114566+1125173(Top 95%)14426(Top 95%)14426(Top 1014%)
24M24.00 mi1.00 mi25195+5414541+2514541+2523380(Top 88%)13522(Top 89%)13522(Top 951%)
40K24.85 mi0.85 mi2519514537+414537+424926(Top 94%)14267(Top 94%)14267(Top 1003%)
25.2M25.20 mi0.35 mi25187+814532+514532+524188(Top 91%)13891(Top 92%)13891(Top 977%)
Finish26.22 mi1.02 mi25162+2514519+1314519+1324046(Top 90%)13845(Top 91%)13845(Top 974%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24084

Males

14125

M55-59

14125

5K→10K

3.1 - 6.2 mi

Top 92%
×5stories
+79ft-138ft

Overall

24562

Males

14339

M55-59

14339

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24084

Males

14125

M55-59

14125

15K→20K

9.3 - 12.4 mi

Top 96%
×5stories
+106ft-86ft

Overall

25640

Males

14768

M55-59

14768

20K→Half

12.4 - 13.1 mi

Top 96%
×2stories
+19ft-37ft

Overall

25601

Males

14732

M55-59

14732

Half→25K

13.1 - 15.5 mi

Top 95%
×4stories
+66ft-88ft

Overall

25326

Males

14606

M55-59

14606

25K→30K

15.5 - 18.6 mi

Top 98%
×9stories
+181ft-148ft

Overall

26056

Males

14904

M55-59

14904

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24495

Males

14141

M55-59

14141

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24695

Males

14223

M55-59

14223

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

24351

Males

14021

M55-59

14021

35K→23M

21.8 - 23.0 mi

Top 95%
×5stories
+23ft-63ft

Overall

25173

Males

14426

M55-59

14426

23M→24M

23.0 - 24.0 mi

Top 88%
×6stories
+12ft-82ft

Overall

23380

Males

13522

M55-59

13522

24M→40K

24.0 - 24.9 mi

Top 94%
×1story
+6ft-20ft

Overall

24926

Males

14267

M55-59

14267

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

24188

Males

13891

M55-59

13891

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

24046

Males

13845

M55-59

13845

Passing Analysis

Category:
Athletes Passed
575
Passed By
1782
Net Change
-1207
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#23955
5K → 10K69427-358#23955#24313
10K → 15K16893+75#24313#24238
15K → 20K7582-575#24238#24813
20K → Half979-70#24813#24883
Half → 25K30165-135#24883#25018
25K → 30K12319-307#25018#25325
30K → 20M5317+36#25325#25289
20M → 21M3920+19#25289#25270
21M → 35K3712+25#25270#25245
35K → 23M2832-4#25245#25249
23M → 24M551+54#25249#25195
24M → 40K22220#25195#25195
40K → 25.2M113+8#25195#25187
25.2M → Finish3510+25#25187#25162
TOTALS5751782-1207
📊

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