Zachary Harrison

Bib: 8302M

OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 14%
Gender (Male)
#0 / 14578
Top 22%
Masters (Masters Men)
#0 / 9729
Top 11%
Division (M45-49)
#0 / 2218
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
20:14
Rank: #3401
Start5K
20:14 | 6:31/mi
10K· 6.21 mi
40:45
Rank: #3482 (-81)
5K10K
20:31 | 6:36/mi
15K· 9.32 mi
1:02:19
Rank: #4192 (-710)
10K15K
21:34 | 6:56/mi
20K· 12.43 mi
1:23:29
Rank: #4085 (+107)
15K20K
21:10 | 6:49/mi
Half· 13.11 mi
1:28:01
Rank: #4043 (+42)
20KHalf
4:32 | 6:39/mi
25K· 15.53 mi
1:44:53
Rank: #4001 (+42)
Half25K
16:52 | 6:57/mi
30K· 18.64 mi
2:07:16
Rank: #3912 (+89)
25K30K
22:23 | 7:12/mi
20M
2:17:19
Rank: #3856 (+56)
30K20M
10:03 | 7:24/mi
21M
2:25:06
Rank: #3763 (+93)
20M21M
7:47 | 7:47/mi
35K· 21.75 mi
2:30:24
Rank: #3720 (+43)
21M35K
5:18 | 7:05/mi
23M
2:39:57
Rank: #3694 (+26)
35K23M
9:33 | 7:38/mi
24M
2:47:28
Rank: #3658 (+36)
23M24M
7:31 | 7:31/mi
40K· 24.85 mi
2:53:50
Rank: #3600 (+58)
24M40K
6:22 | 7:27/mi
25.2M
2:56:45
Rank: #3583 (+17)
40K25.2M
2:55 | 8:27/mi
Finish· 26.22 mi
3:04:06
Rank: #3537 (+46)
25.2MFinish
7:21 | 7:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:28:01
Pace6:43 /mi
2nd Half
Distance13.11 mi
Time1:36:05
Pace7:20 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:2120:146:3120:14
6:31
-
10K
6.21 mi11:05:5240:456:3320:31
6:36
+0:05
15K
9.32 mi11:27:261:02:196:4121:34
6:56
+0:20
20K
12.43 mi11:48:361:23:296:4321:10
6:49
-0:07
Half
13.11 mi11:53:081:28:016:434:32
6:39
-0:10
25K
15.53 mi12:10:001:44:536:4516:52
6:57
+0:18
30K
18.64 mi12:32:232:07:166:5022:23
7:12
+0:15
20M
20.00 mi12:42:262:17:196:5210:03
7:24
+0:12
21M
21.00 mi12:50:132:25:066:557:47
7:47
+0:23
35K
21.75 mi12:55:312:30:246:555:18
7:05
-0:42
23M
23.00 mi13:05:042:39:576:579:33
7:38
+0:33
24M
24.00 mi13:12:352:47:286:597:31
7:31
-0:07
40K
24.85 mi13:18:572:53:507:006:22
7:27
-0:04
25.2M
25.20 mi13:21:522:56:457:012:55
8:27
+1:00
Finish
26.22 mi13:29:133:04:067:027:21
7:13
-1:14

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

6:31 /mi

Average Pace

7:02 /mi

Slowest Pace

8:27 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:53

57% of race

Time at Steady Pace

45:05

24% of race

Time at Slower Pace

34:08

19% of race

Average Pace: 7:01 /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 mi10:45:2120:146:3120:14
6:31
#3401
10K
6.21 mi11:05:5240:456:3320:31
6:36
#3482
15K
9.32 mi11:27:261:02:196:4121:34
6:56
#4192
20K
12.43 mi11:48:361:23:296:4321:10
6:49
#4085
Half
13.11 mi11:53:081:28:016:434:32
6:39
#4043
25K
15.53 mi12:10:001:44:536:4516:52
6:57
#4001
30K
18.64 mi12:32:232:07:166:5022:23
7:12
#3912
20M
20.00 mi12:42:262:17:196:5210:03
7:24
#3856
21M
21.00 mi12:50:132:25:066:557:47
7:47
#3763
35K
21.75 mi12:55:312:30:246:555:18
7:05
#3720
23M
23.00 mi13:05:042:39:576:579:33
7:38
#3694
24M
24.00 mi13:12:352:47:286:597:31
7:31
#3658
40K
24.85 mi13:18:572:53:507:006:22
7:27
#3600
25.2M
25.20 mi13:21:522:56:457:012:55
8:27
#3583
Finish
26.22 mi13:29:133:04:067:027:21
7:13
#3537
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi3401324332435850(Top 23%)5273(Top 36%)5273(Top 238%)
10K6.21 mi3.10 mi3482-813305-623305-623637(Top 14%)3441(Top 24%)3441(Top 155%)
15K9.32 mi3.11 mi4192-7103933-6283933-6285850(Top 23%)5273(Top 36%)5273(Top 238%)
20K12.43 mi3.11 mi4085+1073841+923841+923946(Top 15%)3694(Top 25%)3694(Top 167%)
Half13.11 mi0.68 mi4043+423806+353806+353430(Top 13%)3248(Top 22%)3248(Top 146%)
25K15.53 mi2.42 mi4001+423757+493757+494115(Top 16%)3789(Top 26%)3789(Top 171%)
30K18.64 mi3.11 mi3912+893665+923665+923787(Top 15%)3444(Top 24%)3444(Top 155%)
20M20.00 mi1.36 mi3856+563599+663599+663902(Top 15%)3475(Top 24%)3475(Top 157%)
21M21.00 mi1.00 mi3763+933508+913508+913402(Top 13%)3020(Top 21%)3020(Top 136%)
35K21.75 mi0.75 mi3720+433459+493459+493364(Top 13%)2988(Top 20%)2988(Top 135%)
23M23.00 mi1.25 mi3694+263423+363423+364088(Top 16%)3429(Top 24%)3429(Top 155%)
24M24.00 mi1.00 mi3658+363381+423381+424189(Top 16%)3416(Top 23%)3416(Top 154%)
40K24.85 mi0.85 mi3600+583319+623319+623292(Top 13%)2749(Top 19%)2749(Top 124%)
25.2M25.20 mi0.35 mi3583+173299+203299+204230(Top 17%)3294(Top 23%)3294(Top 149%)
Finish26.22 mi1.02 mi3537+463248+513248+514060(Top 16%)3235(Top 22%)3235(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21stories
+97ft-345ft

Overall

5850

Males

5273

M45-49

5273

5K→10K

3.1 - 6.2 mi

Top 14%
×5stories
+79ft-138ft

Overall

3637

Males

3441

M45-49

3441

10K→15K

6.2 - 9.3 mi

Top 23%
×3stories
+67ft-78ft

Overall

5850

Males

5273

M45-49

5273

15K→20K

9.3 - 12.4 mi

Top 15%
×5stories
+106ft-86ft

Overall

3946

Males

3694

M45-49

3694

20K→Half

12.4 - 13.1 mi

Top 13%
×2stories
+19ft-37ft

Overall

3430

Males

3248

M45-49

3248

Half→25K

13.1 - 15.5 mi

Top 16%
×4stories
+66ft-88ft

Overall

4115

Males

3789

M45-49

3789

25K→30K

15.5 - 18.6 mi

Top 15%
×9stories
+181ft-148ft

Overall

3787

Males

3444

M45-49

3444

30K→20M

18.6 - 20.0 mi

Top 15%
×5stories
+64ft-50ft

Overall

3902

Males

3475

M45-49

3475

20M→21M

20.0 - 21.0 mi

Top 13%
×8stories
+106ft-24ft

Overall

3402

Males

3020

M45-49

3020

21M→35K

21.0 - 21.8 mi

Top 13%
×7stories
+17ft-86ft

Overall

3364

Males

2988

M45-49

2988

35K→23M

21.8 - 23.0 mi

Top 16%
×5stories
+23ft-63ft

Overall

4088

Males

3429

M45-49

3429

23M→24M

23.0 - 24.0 mi

Top 16%
×6stories
+12ft-82ft

Overall

4189

Males

3416

M45-49

3416

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3292

Males

2749

M45-49

2749

40K→25.2M

24.9 - 25.2 mi

Top 17%
×1story
+13ft-16ft

Overall

4230

Males

3294

M45-49

3294

25.2M→Finish

25.2 - 26.2 mi

Top 16%
×2stories
+22ft-21ft

Overall

4060

Males

3235

M45-49

3235

Passing Analysis

Category:
Athletes Passed
1426
Passed By
1562
Net Change
-136
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3401
5K10K98179-81#3401#3482
10K15K16726-710#3482#4192
15K20K19891+107#4192#4085
20KHalf497+42#4085#4043
Half25K147105+42#4043#4001
25K30K224135+89#4001#3912
30K20M14084+56#3912#3856
20M21M13138+93#3856#3763
21M35K7128+43#3763#3720
35K23M9670+26#3720#3694
23M24M7438+36#3694#3658
24M40K7517+58#3658#3600
40K25.2M3417+17#3600#3583
25.2MFinish7327+46#3583#3537
TOTALS14261562-136
📊

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