Mick Herfkens

Bib: 657M

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 30%
Gender (Male)
#0 / 14578
Top 41%
Division (M18-39)
#0 / 4849
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:09
Rank: #1464
Start5K
19:09 | 6:10/mi
10K· 6.21 mi
40:19
Rank: #3088 (-1624)
5K10K
21:10 | 6:49/mi
15K· 9.32 mi
1:02:41
Rank: #4528 (-1440)
10K15K
22:22 | 7:12/mi
20K· 12.43 mi
1:25:47
Rank: #5545 (-1017)
15K20K
23:06 | 7:26/mi
Half· 13.11 mi
1:30:43
Rank: #5639 (-94)
20KHalf
4:56 | 7:14/mi
25K· 15.53 mi
1:49:12
Rank: #5886 (-247)
Half25K
18:29 | 7:37/mi
30K· 18.64 mi
2:16:34
Rank: #6993 (-1107)
25K30K
27:22 | 8:49/mi
20M
2:29:44
Rank: #7639 (-646)
30K20M
13:10 | 9:41/mi
21M
2:38:43
Rank: #7623 (+16)
20M21M
8:59 | 8:59/mi
35K· 21.75 mi
2:45:00
Rank: #7666 (-43)
21M35K
6:17 | 8:24/mi
23M
2:55:51
Rank: #7682 (-16)
35K23M
10:51 | 8:40/mi
24M
3:04:37
Rank: #7773 (-91)
23M24M
8:46 | 8:46/mi
40K· 24.85 mi
3:11:56
Rank: #7760 (+13)
24M40K
7:19 | 8:33/mi
25.2M
3:15:09
Rank: #7741 (+19)
40K25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:22:39
Rank: #7552 (+189)
25.2MFinish
7:30 | 7:22/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:30:43
Pace6:55 /mi
2nd Half
Distance13.11 mi
Time1:51:56
Pace8:32 /mi
📊Positive Split: 23.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:19:1119:096:1019:09
6:10
-
10K
6.21 mi10:40:2140:196:2921:10
6:49
+0:39
15K
9.32 mi11:02:431:02:416:4422:22
7:12
+0:23
20K
12.43 mi11:25:491:25:476:5423:06
7:26
+0:14
Half
13.11 mi11:30:451:30:436:554:56
7:14
-0:12
25K
15.53 mi11:49:141:49:127:0218:29
7:37
+0:23
30K
18.64 mi12:16:362:16:347:2027:22
8:49
+1:12
20M
20.00 mi12:29:462:29:447:2913:10
9:41
+0:52
21M
21.00 mi12:38:452:38:437:338:59
8:59
-0:42
35K
21.75 mi12:45:022:45:007:356:17
8:24
-0:35
23M
23.00 mi12:55:532:55:517:3910:51
8:40
+0:16
24M
24.00 mi13:04:393:04:377:428:46
8:46
+0:06
40K
24.85 mi13:11:583:11:567:437:19
8:33
-0:13
25.2M
25.20 mi13:15:113:15:097:453:13
9:20
+0:47
Finish
26.22 mi13:22:413:22:397:447:30
7:22
-1:58

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

6:10 /mi

Average Pace

7:44 /mi

Slowest Pace

9:41 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:42

58% of race

Time at Steady Pace

1:00:35

30% of race

Time at Slower Pace

25:22

13% of race

Average Pace: 7:44 /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 mi10:19:1119:096:1019:09
6:10
#1464
10K
6.21 mi10:40:2140:196:2921:10
6:49
#3088
15K
9.32 mi11:02:431:02:416:4422:22
7:12
#4528
20K
12.43 mi11:25:491:25:476:5423:06
7:26
#5545
Half
13.11 mi11:30:451:30:436:554:56
7:14
#5639
25K
15.53 mi11:49:141:49:127:0218:29
7:37
#5886
30K
18.64 mi12:16:362:16:347:2027:22
8:49
#6993
20M
20.00 mi12:29:462:29:447:2913:10
9:41
#7639
21M
21.00 mi12:38:452:38:437:338:59
8:59
#7623
35K
21.75 mi12:45:022:45:007:356:17
8:24
#7666
23M
23.00 mi12:55:532:55:517:3910:51
8:40
#7682
24M
24.00 mi13:04:393:04:377:428:46
8:46
#7773
40K
24.85 mi13:11:583:11:567:437:19
8:33
#7760
25.2M
25.20 mi13:15:113:15:097:453:13
9:20
#7741
Finish
26.22 mi13:22:413:22:397:447:30
7:22
#7552
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM18-39Seg. OverallSeg. MalesSeg. M18-39
5K3.11 mi3.11 mi1464141214127463(Top 29%)6378(Top 44%)6378(Top 132%)
10K6.21 mi3.10 mi3088-16242947-15352947-15355305(Top 21%)4887(Top 34%)4887(Top 101%)
15K9.32 mi3.11 mi4528-14404227-12804227-12807463(Top 29%)6378(Top 44%)6378(Top 132%)
20K12.43 mi3.11 mi5545-10175051-8245051-8247883(Top 31%)6531(Top 45%)6531(Top 135%)
Half13.11 mi0.68 mi5639-945125-745125-747153(Top 28%)6095(Top 42%)6095(Top 126%)
25K15.53 mi2.42 mi5886-2475282-1575282-1577770(Top 30%)6285(Top 43%)6285(Top 130%)
30K18.64 mi3.11 mi6993-11075991-7095991-70912220(Top 48%)8345(Top 57%)8345(Top 172%)
20M20.00 mi1.36 mi7639-6466344-3536344-35315290(Top 60%)9417(Top 65%)9417(Top 194%)
21M21.00 mi1.00 mi7623+166275+696275+698493(Top 33%)6036(Top 41%)6036(Top 124%)
35K21.75 mi0.75 mi7666-436270+56270+510097(Top 40%)6782(Top 47%)6782(Top 140%)
23M23.00 mi1.25 mi7682-166217+536217+539359(Top 37%)6275(Top 43%)6275(Top 129%)
24M24.00 mi1.00 mi7773-916233-166233-1610915(Top 43%)6996(Top 48%)6996(Top 144%)
40K24.85 mi0.85 mi7760+136179+546179+548637(Top 34%)5723(Top 39%)5723(Top 118%)
25.2M25.20 mi0.35 mi7741+196141+386141+387963(Top 31%)5295(Top 36%)5295(Top 109%)
Finish26.22 mi1.02 mi7552+1895991+1505991+1504825(Top 19%)3707(Top 25%)3707(Top 76%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21stories
+97ft-345ft

Overall

7463

Males

6378

M18-39

6378

5K→10K

3.1 - 6.2 mi

Top 21%
×5stories
+79ft-138ft

Overall

5305

Males

4887

M18-39

4887

10K→15K

6.2 - 9.3 mi

Top 29%
×3stories
+67ft-78ft

Overall

7463

Males

6378

M18-39

6378

15K→20K

9.3 - 12.4 mi

Top 31%
×5stories
+106ft-86ft

Overall

7883

Males

6531

M18-39

6531

20K→Half

12.4 - 13.1 mi

Top 28%
×2stories
+19ft-37ft

Overall

7153

Males

6095

M18-39

6095

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7770

Males

6285

M18-39

6285

25K→30K

15.5 - 18.6 mi

Top 48%
×9stories
+181ft-148ft

Overall

12220

Males

8345

M18-39

8345

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

15290

Males

9417

M18-39

9417

20M→21M

20.0 - 21.0 mi

Top 33%
×8stories
+106ft-24ft

Overall

8493

Males

6036

M18-39

6036

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

10097

Males

6782

M18-39

6782

35K→23M

21.8 - 23.0 mi

Top 37%
×5stories
+23ft-63ft

Overall

9359

Males

6275

M18-39

6275

23M→24M

23.0 - 24.0 mi

Top 43%
×6stories
+12ft-82ft

Overall

10915

Males

6996

M18-39

6996

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8637

Males

5723

M18-39

5723

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

7963

Males

5295

M18-39

5295

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

4825

Males

3707

M18-39

3707

Passing Analysis

Category:
Athletes Passed
924
Passed By
7012
Net Change
-6088
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1464
5K10K11625-1624#1464#3088
10K15K21442-1440#3088#4528
15K20K321049-1017#4528#5545
20KHalf296-94#5545#5639
Half25K90337-247#5639#5886
25K30K381145-1107#5886#6993
30K20M25671-646#6993#7639
20M21M130114+16#7639#7623
21M35K63106-43#7623#7666
35K23M131147-16#7666#7682
23M24M64155-91#7682#7773
24M40K9279+13#7773#7760
40K25.2M5435+19#7760#7741
25.2MFinish20011+189#7741#7552
TOTALS9247012-6088
📊

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