Jaroslaw Jurczak

Bib: 29400M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 50%
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M45-49)
#0 / 2386
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:54
Rank: #16687
Start5K
24:54 | 8:01/mi
10K· 6.21 mi
48:51
Rank: #15342 (+1345)
5K10K
23:57 | 7:43/mi
15K· 9.32 mi
1:12:49
Rank: #14734 (+608)
10K15K
23:58 | 7:43/mi
20K· 12.43 mi
1:37:01
Rank: #14296 (+438)
15K20K
24:12 | 7:47/mi
Half· 13.11 mi
1:42:21
Rank: #14296
20KHalf
5:20 | 7:49/mi
25K· 15.53 mi
2:01:42
Rank: #14167 (+129)
Half25K
19:21 | 7:59/mi
30K· 18.64 mi
2:26:48
Rank: #13674 (+493)
25K30K
25:06 | 8:05/mi
20M
2:37:50
Rank: #13462 (+212)
30K20M
11:02 | 8:07/mi
21M
2:46:49
Rank: #13423 (+39)
20M21M
8:59 | 8:59/mi
35K· 21.75 mi
2:53:06
Rank: #13471 (-48)
21M35K
6:17 | 8:24/mi
23M
3:03:45
Rank: #13429 (+42)
35K23M
10:39 | 8:30/mi
24M
3:12:54
Rank: #13700 (-271)
23M24M
9:09 | 9:09/mi
40K· 24.85 mi
3:20:41
Rank: #13835 (-135)
24M40K
7:47 | 9:06/mi
25.2M
3:24:14
Rank: #13922 (-87)
40K25.2M
3:33 | 10:18/mi
Finish· 26.22 mi
3:33:14
Rank: #14102 (-180)
25.2MFinish
9:00 | 8:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:21
Pace7:48 /mi
2nd Half
Distance13.11 mi
Time1:50:53
Pace8:28 /mi
📊Positive Split: 8.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:49:4424:548:0124:54
8:01
-
10K
6.21 mi12:13:4148:517:5223:57
7:43
-0:18
15K
9.32 mi12:37:391:12:497:4923:58
7:43
0:00
20K
12.43 mi13:01:511:37:017:4824:12
7:47
+0:04
Half
13.11 mi13:07:111:42:217:485:20
7:49
+0:02
25K
15.53 mi13:26:322:01:427:5019:21
7:59
+0:10
30K
18.64 mi13:51:382:26:487:5325:06
8:05
+0:06
20M
20.00 mi14:02:402:37:507:5311:02
8:07
+0:02
21M
21.00 mi14:11:392:46:497:578:59
8:59
+0:52
35K
21.75 mi14:17:562:53:067:586:17
8:24
-0:35
23M
23.00 mi14:28:353:03:457:5910:39
8:30
+0:06
24M
24.00 mi14:37:443:12:548:029:09
9:09
+0:39
40K
24.85 mi14:45:313:20:418:047:47
9:06
-0:03
25.2M
25.20 mi14:49:043:24:148:063:33
10:18
+1:12
Finish
26.22 mi14:58:043:33:148:089:00
8:50
-1:28

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

7:43 /mi

Average Pace

8:08 /mi

Slowest Pace

10:18 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

47:55

22% of race

Time at Steady Pace

1:56:12

54% of race

Time at Slower Pace

49:07

23% of race

Average Pace: 8:08 /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 mi11:49:4424:548:0124:54
8:01
#16687
10K
6.21 mi12:13:4148:517:5223:57
7:43
#15342
15K
9.32 mi12:37:391:12:497:4923:58
7:43
#14734
20K
12.43 mi13:01:511:37:017:4824:12
7:47
#14296
Half
13.11 mi13:07:111:42:217:485:20
7:49
#14296
25K
15.53 mi13:26:322:01:427:5019:21
7:59
#14167
30K
18.64 mi13:51:382:26:487:5325:06
8:05
#13674
20M
20.00 mi14:02:402:37:507:5311:02
8:07
#13462
21M
21.00 mi14:11:392:46:497:578:59
8:59
#13423
35K
21.75 mi14:17:562:53:067:586:17
8:24
#13471
23M
23.00 mi14:28:353:03:457:5910:39
8:30
#13429
24M
24.00 mi14:37:443:12:548:029:09
9:09
#13700
40K
24.85 mi14:45:313:20:418:047:47
9:06
#13835
25.2M
25.20 mi14:49:043:24:148:063:33
10:18
#13922
Finish
26.22 mi14:58:043:33:148:089:00
8:50
#14102
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi16687110661106613629(Top 48%)9787(Top 61%)9787(Top 410%)
10K6.21 mi3.10 mi15342+134510554+51210554+51213962(Top 49%)9983(Top 62%)9983(Top 418%)
15K9.32 mi3.11 mi14734+60810297+25710297+25713629(Top 48%)9787(Top 61%)9787(Top 410%)
20K12.43 mi3.11 mi14296+43810083+21410083+21413183(Top 46%)9505(Top 59%)9505(Top 398%)
Half13.11 mi0.68 mi1429610078+510078+514349(Top 51%)10042(Top 62%)10042(Top 421%)
25K15.53 mi2.42 mi14167+1299987+919987+9113727(Top 48%)9620(Top 60%)9620(Top 403%)
30K18.64 mi3.11 mi13674+4939714+2739714+27311946(Top 42%)8652(Top 54%)8652(Top 363%)
20M20.00 mi1.36 mi13462+2129592+1229592+12211245(Top 40%)8164(Top 51%)8164(Top 342%)
21M21.00 mi1.00 mi13423+399537+559537+5513382(Top 47%)9041(Top 56%)9041(Top 379%)
35K21.75 mi0.75 mi13471-489531+69531+614821(Top 52%)9638(Top 60%)9638(Top 404%)
23M23.00 mi1.25 mi13429+429477+549477+5413332(Top 47%)8849(Top 55%)8849(Top 371%)
24M24.00 mi1.00 mi13700-2719573-969573-9618086(Top 64%)10954(Top 68%)10954(Top 459%)
40K24.85 mi0.85 mi13835-1359593-209593-2016852(Top 59%)10298(Top 64%)10298(Top 432%)
25.2M25.20 mi0.35 mi13922-879630-379630-3718206(Top 64%)10899(Top 68%)10899(Top 457%)
Finish26.22 mi1.02 mi14102-1809691-619691-6118182(Top 64%)10955(Top 68%)10955(Top 459%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

13629

Males

9787

M45-49

9787

5K→10K

3.1 - 6.2 mi

Top 49%
×5stories
+79ft-138ft

Overall

13962

Males

9983

M45-49

9983

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

13629

Males

9787

M45-49

9787

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

13183

Males

9505

M45-49

9505

20K→Half

12.4 - 13.1 mi

Top 51%
×2stories
+19ft-37ft

Overall

14349

Males

10042

M45-49

10042

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

13727

Males

9620

M45-49

9620

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

11946

Males

8652

M45-49

8652

30K→20M

18.6 - 20.0 mi

Top 40%
×5stories
+64ft-50ft

Overall

11245

Males

8164

M45-49

8164

20M→21M

20.0 - 21.0 mi

Top 47%
×8stories
+106ft-24ft

Overall

13382

Males

9041

M45-49

9041

21M→35K

21.0 - 21.8 mi

Top 52%
×7stories
+17ft-86ft

Overall

14821

Males

9638

M45-49

9638

35K→23M

21.8 - 23.0 mi

Top 47%
×5stories
+23ft-63ft

Overall

13332

Males

8849

M45-49

8849

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18086

Males

10954

M45-49

10954

24M→40K

24.0 - 24.9 mi

Top 59%
×1story
+6ft-20ft

Overall

16852

Males

10298

M45-49

10298

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

18206

Males

10899

M45-49

10899

25.2M→Finish

25.2 - 26.2 mi

Top 64%
×2stories
+22ft-21ft

Overall

18182

Males

10955

M45-49

10955

Passing Analysis

Category:
Athletes Passed
3906
Passed By
1321
Net Change
+2585
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16687
5K10K137227+1345#16687#15342
10K15K62820+608#15342#14734
15K20K47335+438#14734#14296
20KHalf33330#14296#14296
Half25K21586+129#14296#14167
25K30K53441+493#14167#13674
30K20M23321+212#13674#13462
20M21M12687+39#13462#13423
21M35K4492-48#13423#13471
35K23M12280+42#13471#13429
23M24M29300-271#13429#13700
24M40K55190-135#13700#13835
40K25.2M1299-87#13835#13922
25.2MFinish30210-180#13922#14102
TOTALS39061321+2585
📊

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