Zachary Cook

Bib: 26175M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M40-44)
#0 / 2009
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:28
Rank: #15995
Start5K
8:12/mi
25:28 split
10K· 6.21 mi
49:56
Rank: #14676 (+1319)
5K10K
7:53/mi
24:28 split
15K· 9.32 mi
1:14:42
Rank: #14144 (+532)
10K15K
7:58/mi
24:46 split
20K· 12.43 mi
1:39:57
Rank: #13713 (+431)
15K20K
8:08/mi
25:15 split
Half· 13.11 mi
1:45:26
Rank: #13666 (+47)
20KHalf
8:02/mi
5:29 split
25K· 15.53 mi
2:07:10
Rank: #13939 (-273)
Half25K
8:58/mi
21:44 split
30K· 18.64 mi
2:34:38
Rank: #13579 (+360)
25K30K
8:50/mi
27:28 split
20M
2:46:49
Rank: #13397 (+182)
30K20M
8:58/mi
12:11 split
21M
2:56:38
Rank: #13276 (+121)
20M21M
9:49/mi
9:49 split
35K· 21.75 mi
3:03:30
Rank: #13305 (-29)
21M35K
9:11/mi
6:52 split
23M
3:15:59
Rank: #13482 (-177)
35K23M
9:58/mi
12:29 split
24M
3:25:33
Rank: #13521 (-39)
23M24M
9:34/mi
9:34 split
40K· 24.85 mi
3:33:54
Rank: #13553 (-32)
24M40K
9:46/mi
8:21 split
25.2M
3:38:08
Rank: #13665 (-112)
40K25.2M
12:17/mi
4:14 split
Finish· 26.22 mi
3:47:24
Rank: #13686 (-21)
25.2MFinish
9:06/mi
9:16 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:26
Pace8:03 /mi
2nd Half
Distance13.11 mi
Time2:01:58
Pace9:18 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:5925:288:1225:28
8:12
-
10K
6.21 mi12:06:2749:568:0224:28
7:53
-0:19
15K
9.32 mi12:31:131:14:428:0124:46
7:58
+0:05
20K
12.43 mi12:56:281:39:578:0325:15
8:08
+0:10
Half
13.11 mi13:01:571:45:268:035:29
8:02
-0:06
25K
15.53 mi13:23:412:07:108:1121:44
8:58
+0:56
30K
18.64 mi13:51:092:34:388:1827:28
8:50
-0:08
20M
20.00 mi14:03:202:46:498:2012:11
8:58
+0:08
21M
21.00 mi14:13:092:56:388:259:49
9:49
+0:51
35K
21.75 mi14:20:013:03:308:266:52
9:11
-0:38
23M
23.00 mi14:32:303:15:598:3112:29
9:58
+0:47
24M
24.00 mi14:42:043:25:338:349:34
9:34
-0:24
40K
24.85 mi14:50:253:33:548:368:21
9:46
+0:12
25.2M
25.20 mi14:54:393:38:088:394:14
12:17
+2:31
Finish
26.22 mi15:03:553:47:248:419:16
9:06
-3:11

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

7:53 /mi

Average Pace

8:41 /mi

Slowest Pace

12:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:26

46% of race

Time at Steady Pace

1:17:31

34% of race

Time at Slower Pace

44:27

20% of race

Average Pace: 8:40 /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 mi11:41:5925:288:1225:28
8:12
#15995
10K
6.21 mi12:06:2749:568:0224:28
7:53
#14676
15K
9.32 mi12:31:131:14:428:0124:46
7:58
#14144
20K
12.43 mi12:56:281:39:578:0325:15
8:08
#13713
Half
13.11 mi13:01:571:45:268:035:29
8:02
#13666
25K
15.53 mi13:23:412:07:108:1121:44
8:58
#13939
30K
18.64 mi13:51:092:34:388:1827:28
8:50
#13579
20M
20.00 mi14:03:202:46:498:2012:11
8:58
#13397
21M
21.00 mi14:13:092:56:388:259:49
9:49
#13276
35K
21.75 mi14:20:013:03:308:266:52
9:11
#13305
23M
23.00 mi14:32:303:15:598:3112:29
9:58
#13482
24M
24.00 mi14:42:043:25:338:349:34
9:34
#13521
40K
24.85 mi14:50:253:33:548:368:21
9:46
#13553
25.2M
25.20 mi14:54:393:38:088:394:14
12:17
#13665
Finish
26.22 mi15:03:553:47:248:419:16
9:06
#13686
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi15995103971039713240(Top 52%)9273(Top 64%)9273(Top 462%)
10K6.21 mi3.10 mi14676+13199904+4939904+49313233(Top 52%)9307(Top 64%)9307(Top 463%)
15K9.32 mi3.11 mi14144+5329681+2239681+22313240(Top 52%)9273(Top 64%)9273(Top 462%)
20K12.43 mi3.11 mi13713+4319490+1919490+19112696(Top 50%)8991(Top 62%)8991(Top 448%)
Half13.11 mi0.68 mi13666+479470+209470+2012980(Top 51%)9079(Top 62%)9079(Top 452%)
25K15.53 mi2.42 mi13939-2739542-729542-7215347(Top 60%)9950(Top 68%)9950(Top 495%)
30K18.64 mi3.11 mi13579+3609310+2329310+23212397(Top 49%)8431(Top 58%)8431(Top 420%)
20M20.00 mi1.36 mi13397+1829156+1549156+15411933(Top 47%)7923(Top 54%)7923(Top 394%)
21M21.00 mi1.00 mi13276+1219054+1029054+10212193(Top 48%)7808(Top 54%)7808(Top 389%)
35K21.75 mi0.75 mi13305-299036+189036+1814139(Top 55%)8703(Top 60%)8703(Top 433%)
23M23.00 mi1.25 mi13482-1779053-179053-1715354(Top 60%)9225(Top 63%)9225(Top 459%)
24M24.00 mi1.00 mi13521-399020+339020+3314723(Top 58%)8882(Top 61%)8882(Top 442%)
40K24.85 mi0.85 mi13553-328999+218999+2114119(Top 55%)8498(Top 58%)8498(Top 423%)
25.2M25.20 mi0.35 mi13665-1129029-309029-3017944(Top 70%)10383(Top 71%)10383(Top 517%)
Finish26.22 mi1.02 mi13686-219009+209009+2014663(Top 57%)8826(Top 61%)8826(Top 439%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 52%
×21story building
+97ft-345ft

Overall

13240

Males

9273

M40-44

9273

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13233

Males

9307

M40-44

9307

10K→15K

6.2 - 9.3 mi

Top 52%
×3story building
+67ft-78ft

Overall

13240

Males

9273

M40-44

9273

15K→20K

9.3 - 12.4 mi

Top 50%
×5story building
+106ft-86ft

Overall

12696

Males

8991

M40-44

8991

20K→Half

12.4 - 13.1 mi

Top 51%
×2story building
+19ft-37ft

Overall

12980

Males

9079

M40-44

9079

Half→25K

13.1 - 15.5 mi

Top 60%
×4story building
+66ft-88ft

Overall

15347

Males

9950

M40-44

9950

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12397

Males

8431

M40-44

8431

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

11933

Males

7923

M40-44

7923

20M→21M

20.0 - 21.0 mi

Top 48%
×8story building
+106ft-24ft

Overall

12193

Males

7808

M40-44

7808

21M→35K

21.0 - 21.8 mi

Top 55%
×7story building
+17ft-86ft

Overall

14139

Males

8703

M40-44

8703

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15354

Males

9225

M40-44

9225

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

14723

Males

8882

M40-44

8882

24M→40K

24.0 - 24.9 mi

Top 55%
×1story
+6ft-20ft

Overall

14119

Males

8498

M40-44

8498

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

17944

Males

10383

M40-44

10383

25.2M→Finish

25.2 - 26.2 mi

Top 57%
×2story building
+22ft-21ft

Overall

14663

Males

8826

M40-44

8826

Passing Analysis

Category:
Athletes Passed
3887
Passed By
1578
Net Change
+2309
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15995
5K10K133920+1319#15995#14676
10K15K57644+532#14676#14144
15K20K48352+431#14144#13713
20KHalf6114+47#13713#13666
Half25K131404-273#13666#13939
25K30K468108+360#13939#13579
30K20M23856+182#13579#13397
20M21M18261+121#13397#13276
21M35K73102-29#13276#13305
35K23M71248-177#13305#13482
23M24M88127-39#13482#13521
24M40K80112-32#13521#13553
40K25.2M22134-112#13553#13665
25.2MFinish7596-21#13665#13686
TOTALS38871578+2309
📊

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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing