Ed Mazur

Bib: 18927M

TX

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 39%
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Top 41%
Division (M55-59)
#0 / 1529
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:54
Rank: #14740
Start5K
8:01/mi
24:54 split
10K· 6.21 mi
49:21
Rank: #13980 (+760)
5K10K
7:52/mi
24:27 split
15K· 9.32 mi
1:13:43
Rank: #13362 (+618)
10K15K
7:51/mi
24:22 split
20K· 12.43 mi
1:38:31
Rank: #12839 (+523)
15K20K
7:59/mi
24:48 split
Half· 13.11 mi
1:43:51
Rank: #12756 (+83)
20KHalf
7:49/mi
5:20 split
25K· 15.53 mi
2:03:11
Rank: #12203 (+553)
Half25K
7:58/mi
19:20 split
30K· 18.64 mi
2:28:33
Rank: #11442 (+761)
25K30K
8:10/mi
25:22 split
20M
2:39:51
Rank: #11117 (+325)
30K20M
8:19/mi
11:18 split
21M
2:48:31
Rank: #10757 (+360)
20M21M
8:40/mi
8:40 split
35K· 21.75 mi
2:54:31
Rank: #10629 (+128)
21M35K
8:01/mi
6:00 split
23M
3:04:52
Rank: #10341 (+288)
35K23M
8:16/mi
10:21 split
24M
3:13:04
Rank: #10191 (+150)
23M24M
8:12/mi
8:12 split
40K· 24.85 mi
3:20:13
Rank: #10085 (+106)
24M40K
8:22/mi
7:09 split
25.2M
3:23:30
Rank: #10044 (+41)
40K25.2M
9:31/mi
3:17 split
Finish· 26.22 mi
3:31:47
Rank: #9994 (+50)
25.2MFinish
8:08/mi
8:17 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:51
Pace7:55 /mi
2nd Half
Distance13.11 mi
Time1:47:56
Pace8:14 /mi
📊Positive Split: 3.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1324:548:0124:54
8:01
-
10K
6.21 mi11:40:4049:217:5724:27
7:52
-0:09
15K
9.32 mi12:05:021:13:437:5524:22
7:51
-0:01
20K
12.43 mi12:29:501:38:317:5624:48
7:59
+0:08
Half
13.11 mi12:35:101:43:517:555:20
7:49
-0:10
25K
15.53 mi12:54:302:03:117:5619:20
7:58
+0:09
30K
18.64 mi13:19:522:28:337:5825:22
8:10
+0:12
20M
20.00 mi13:31:102:39:518:0011:18
8:19
+0:09
21M
21.00 mi13:39:502:48:318:018:40
8:40
+0:21
35K
21.75 mi13:45:502:54:318:016:00
8:01
-0:39
23M
23.00 mi13:56:113:04:528:0210:21
8:16
+0:15
24M
24.00 mi14:04:233:13:048:038:12
8:12
-0:04
40K
24.85 mi14:11:323:20:138:037:09
8:22
+0:10
25.2M
25.20 mi14:14:493:23:308:053:17
9:31
+1:09
Finish
26.22 mi14:23:063:31:478:058:17
8:08
-1:23

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

7:49 /mi

Average Pace

8:05 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

54:09

26% of race

Time at Steady Pace

2:18:32

65% of race

Time at Slower Pace

19:06

9% of race

Average Pace: 8:05 /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 mi11:16:1324:548:0124:54
8:01
#14740
10K
6.21 mi11:40:4049:217:5724:27
7:52
#13980
15K
9.32 mi12:05:021:13:437:5524:22
7:51
#13362
20K
12.43 mi12:29:501:38:317:5624:48
7:59
#12839
Half
13.11 mi12:35:101:43:517:555:20
7:49
#12756
25K
15.53 mi12:54:302:03:117:5619:20
7:58
#12203
30K
18.64 mi13:19:522:28:337:5825:22
8:10
#11442
20M
20.00 mi13:31:102:39:518:0011:18
8:19
#11117
21M
21.00 mi13:39:502:48:318:018:40
8:40
#10757
35K
21.75 mi13:45:502:54:318:016:00
8:01
#10629
23M
23.00 mi13:56:113:04:528:0210:21
8:16
#10341
24M
24.00 mi14:04:233:13:048:038:12
8:12
#10191
40K
24.85 mi14:11:323:20:138:037:09
8:22
#10085
25.2M
25.20 mi14:14:493:23:308:053:17
9:31
#10044
Finish
26.22 mi14:23:063:31:478:058:17
8:08
#9994
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi147409918991812267(Top 48%)8841(Top 61%)8841(Top 578%)
10K6.21 mi3.10 mi13980+7609619+2999619+29913189(Top 52%)9286(Top 64%)9286(Top 607%)
15K9.32 mi3.11 mi13362+6189368+2519368+25112267(Top 48%)8841(Top 61%)8841(Top 578%)
20K12.43 mi3.11 mi12839+5239129+2399129+23911686(Top 46%)8498(Top 58%)8498(Top 556%)
Half13.11 mi0.68 mi12756+839082+479082+4711409(Top 45%)8348(Top 57%)8348(Top 546%)
25K15.53 mi2.42 mi12203+5538797+2858797+28510016(Top 39%)7502(Top 51%)7502(Top 491%)
30K18.64 mi3.11 mi11442+7618352+4458352+4458807(Top 34%)6667(Top 46%)6667(Top 436%)
20M20.00 mi1.36 mi11117+3258146+2068146+2068460(Top 33%)6231(Top 43%)6231(Top 408%)
21M21.00 mi1.00 mi10757+3607917+2297917+2296988(Top 27%)5266(Top 36%)5266(Top 344%)
35K21.75 mi0.75 mi10629+1287826+917826+917907(Top 31%)5712(Top 39%)5712(Top 374%)
23M23.00 mi1.25 mi10341+2887617+2097617+2097142(Top 28%)5158(Top 35%)5158(Top 337%)
24M24.00 mi1.00 mi10191+1507503+1147503+1147760(Top 30%)5384(Top 37%)5384(Top 352%)
40K24.85 mi0.85 mi10085+1067401+1027401+1027653(Top 30%)5198(Top 36%)5198(Top 340%)
25.2M25.20 mi0.35 mi10044+417366+357366+358797(Top 34%)5724(Top 39%)5724(Top 374%)
Finish26.22 mi1.02 mi9994+507295+717295+719343(Top 37%)6115(Top 42%)6115(Top 400%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12267

Males

8841

M55-59

8841

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13189

Males

9286

M55-59

9286

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12267

Males

8841

M55-59

8841

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

11686

Males

8498

M55-59

8498

20K→Half

12.4 - 13.1 mi

Top 45%
×2stories
+19ft-37ft

Overall

11409

Males

8348

M55-59

8348

Half→25K

13.1 - 15.5 mi

Top 39%
×4stories
+66ft-88ft

Overall

10016

Males

7502

M55-59

7502

25K→30K

15.5 - 18.6 mi

Top 34%
×9stories
+181ft-148ft

Overall

8807

Males

6667

M55-59

6667

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

8460

Males

6231

M55-59

6231

20M→21M

20.0 - 21.0 mi

Top 27%
×8stories
+106ft-24ft

Overall

6988

Males

5266

M55-59

5266

21M→35K

21.0 - 21.8 mi

Top 31%
×7stories
+17ft-86ft

Overall

7907

Males

5712

M55-59

5712

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7142

Males

5158

M55-59

5158

23M→24M

23.0 - 24.0 mi

Top 30%
×6stories
+12ft-82ft

Overall

7760

Males

5384

M55-59

5384

24M→40K

24.0 - 24.9 mi

Top 30%
×1story
+6ft-20ft

Overall

7653

Males

5198

M55-59

5198

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1story
+13ft-16ft

Overall

8797

Males

5724

M55-59

5724

25.2M→Finish

25.2 - 26.2 mi

Top 37%
×2stories
+22ft-21ft

Overall

9343

Males

6115

M55-59

6115

Passing Analysis

Category:
Athletes Passed
5097*
Passed By
351
Net Change
+4746
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14740
5K10K82262+760#14740#13980
10K15K64022+618#13980#13362
15K20K56643+523#13362#12839
20KHalf885+83#12839#12756
Half25K56916+553#12756#12203
25K30K78019+761#12203#11442
30K20M33914+325#11442#11117
20M21M37414+360#11117#10757
21M35K14012+128#10757#10629
35K23M30517+288#10629#10341
23M24M16818+150#10341#10191
24M40K130*24+106#10191#10085
40K25.2M6322+41#10085#10044
25.2MFinish113*63+50#10044#9994
TOTALS5097*351+4746

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

📊

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