John Simpson

Bib: 30149M

MA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
34:59
Rank: #25063
Start5K
34:59 | 11:16/mi
10K· 6.21 mi
1:09:56
Rank: #24825 (+238)
5K10K
34:57 | 11:15/mi
15K· 9.32 mi
1:44:41
Rank: #24549 (+276)
10K15K
34:45 | 11:11/mi
20K· 12.43 mi
2:20:53
Rank: #24306 (+243)
15K20K
36:12 | 11:39/mi
Half· 13.11 mi
2:29:41
Rank: #24397 (-91)
20KHalf
8:48 | 12:54/mi
25K· 15.53 mi
3:00:11
Rank: #24296 (+101)
Half25K
30:30 | 12:35/mi
30K· 18.64 mi
3:45:30
Rank: #24404 (-108)
25K30K
45:19 | 14:35/mi
20M
4:04:10
Rank: #24363 (+41)
30K20M
18:40 | 13:44/mi
21M
4:22:41
Rank: #24510 (-147)
20M21M
18:31 | 18:31/mi
35K· 21.75 mi
4:31:49
Rank: #24459 (+51)
21M35K
9:08 | 12:12/mi
23M
4:52:48
Rank: #24614 (-155)
35K23M
20:59 | 16:46/mi
24M
5:05:20
Rank: #24550 (+64)
23M24M
12:32 | 12:32/mi
40K· 24.85 mi
5:17:56
Rank: #24582 (-32)
24M40K
12:36 | 14:44/mi
25.2M
5:23:49
Rank: #24596 (-14)
40K25.2M
5:53 | 17:04/mi
Finish· 26.22 mi
5:35:50
Rank: #24543 (+53)
25.2MFinish
12:01 | 11:48/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:29:41
Pace11:25 /mi
2nd Half
Distance13.11 mi
Time3:06:09
Pace14:12 /mi
📊Positive Split: 24.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:59:5734:5911:1634:59
11:16
-
10K
6.21 mi12:34:541:09:5611:1534:57
11:15
-0:01
15K
9.32 mi13:09:391:44:4111:1434:45
11:11
-0:04
20K
12.43 mi13:45:512:20:5311:2036:12
11:39
+0:28
Half
13.11 mi13:54:392:29:4111:258:48
12:54
+1:15
25K
15.53 mi14:25:093:00:1111:3630:30
12:35
-0:19
30K
18.64 mi15:10:283:45:3012:0645:19
14:35
+2:00
20M
20.00 mi15:29:084:04:1012:1218:40
13:44
-0:51
21M
21.00 mi15:47:394:22:4112:3118:31
18:31
+4:47
35K
21.75 mi15:56:474:31:4912:309:08
12:12
-6:19
23M
23.00 mi16:17:464:52:4812:4420:59
16:46
+4:34
24M
24.00 mi16:30:185:05:2012:4312:32
12:32
-4:14
40K
24.85 mi16:42:545:17:5612:4712:36
14:44
+2:12
25.2M
25.20 mi16:48:475:23:4912:515:53
17:04
+2:20
Finish
26.22 mi17:00:485:35:5012:4912:01
11:48
-5:16

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

11:11 /mi

Average Pace

12:49 /mi

Slowest Pace

18:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:44:41

31% of race

Time at Steady Pace

1:49:11

33% of race

Time at Slower Pace

2:01:58

36% of race

Average Pace: 12:48 /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 mi11:59:5734:5911:1634:59
11:16
#25063
10K
6.21 mi12:34:541:09:5611:1534:57
11:15
#24825
15K
9.32 mi13:09:391:44:4111:1434:45
11:11
#24549
20K
12.43 mi13:45:512:20:5311:2036:12
11:39
#24306
Half
13.11 mi13:54:392:29:4111:258:48
12:54
#24397
25K
15.53 mi14:25:093:00:1111:3630:30
12:35
#24296
30K
18.64 mi15:10:283:45:3012:0645:19
14:35
#24404
20M
20.00 mi15:29:084:04:1012:1218:40
13:44
#24363
21M
21.00 mi15:47:394:22:4112:3118:31
18:31
#24510
35K
21.75 mi15:56:474:31:4912:309:08
12:12
#24459
23M
23.00 mi16:17:464:52:4812:4420:59
16:46
#24614
24M
24.00 mi16:30:185:05:2012:4312:32
12:32
#24550
40K
24.85 mi16:42:545:17:5612:4712:36
14:44
#24582
25.2M
25.20 mi16:48:475:23:4912:515:53
17:04
#24596
Finish
26.22 mi17:00:485:35:5012:4912:01
11:48
#24543
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi25063144061440623954(Top 94%)13965(Top 96%)13965(Top 630%)
10K6.21 mi3.10 mi24825+23814321+8514321+8524550(Top 96%)14214(Top 98%)14214(Top 641%)
15K9.32 mi3.11 mi24549+27614223+9814223+9823954(Top 94%)13965(Top 96%)13965(Top 630%)
20K12.43 mi3.11 mi24306+24314110+11314110+11323564(Top 92%)13762(Top 94%)13762(Top 620%)
Half13.11 mi0.68 mi24397-9114141-3114141-3125134(Top 98%)14378(Top 99%)14378(Top 648%)
25K15.53 mi2.42 mi24296+10114095+4614095+4623810(Top 93%)13793(Top 95%)13793(Top 622%)
30K18.64 mi3.11 mi24404-10814123-2814123-2824653(Top 96%)14114(Top 97%)14114(Top 636%)
20M20.00 mi1.36 mi24363+4114090+3314090+3323714(Top 93%)13564(Top 93%)13564(Top 612%)
21M21.00 mi1.00 mi24510-14714140-5014140-5025348(Top 99%)14444(Top 99%)14444(Top 651%)
35K21.75 mi0.75 mi24459+5114116+2414116+2422145(Top 87%)12681(Top 87%)12681(Top 572%)
23M23.00 mi1.25 mi24614-15514170-5414170-5425268(Top 99%)14388(Top 99%)14388(Top 649%)
24M24.00 mi1.00 mi24550+6414136+3414136+3422339(Top 87%)12700(Top 87%)12700(Top 573%)
40K24.85 mi0.85 mi24582-3214138-214138-224335(Top 95%)13781(Top 95%)13781(Top 621%)
25.2M25.20 mi0.35 mi24596-14141381413824673(Top 97%)13986(Top 96%)13986(Top 631%)
Finish26.22 mi1.02 mi24543+5314110+2814110+2822941(Top 90%)12985(Top 89%)12985(Top 585%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

23954

Males

13965

M45-49

13965

5K→10K

3.1 - 6.2 mi

Top 96%
×5stories
+79ft-138ft

Overall

24550

Males

14214

M45-49

14214

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

23954

Males

13965

M45-49

13965

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

23564

Males

13762

M45-49

13762

20K→Half

12.4 - 13.1 mi

Top 98%
×2stories
+19ft-37ft

Overall

25134

Males

14378

M45-49

14378

Half→25K

13.1 - 15.5 mi

Top 93%
×4stories
+66ft-88ft

Overall

23810

Males

13793

M45-49

13793

25K→30K

15.5 - 18.6 mi

Top 96%
×9stories
+181ft-148ft

Overall

24653

Males

14114

M45-49

14114

30K→20M

18.6 - 20.0 mi

Top 93%
×5stories
+64ft-50ft

Overall

23714

Males

13564

M45-49

13564

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

25348

Males

14444

M45-49

14444

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

22145

Males

12681

M45-49

12681

35K→23M

21.8 - 23.0 mi

Top 99%
×5stories
+23ft-63ft

Overall

25268

Males

14388

M45-49

14388

23M→24M

23.0 - 24.0 mi

Top 87%
×6stories
+12ft-82ft

Overall

22339

Males

12700

M45-49

12700

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

24335

Males

13781

M45-49

13781

40K→25.2M

24.9 - 25.2 mi

Top 97%
×1story
+13ft-16ft

Overall

24673

Males

13986

M45-49

13986

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

22941

Males

12985

M45-49

12985

Passing Analysis

Category:
Athletes Passed
1287
Passed By
767
Net Change
+520
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25063
5K10K26224+238#25063#24825
10K15K2815+276#24825#24549
15K20K25310+243#24549#24306
20KHalf394-91#24306#24397
Half25K12928+101#24397#24296
25K30K63171-108#24296#24404
30K20M6726+41#24404#24363
20M21M20167-147#24363#24510
21M35K565+51#24510#24459
35K23M5160-155#24459#24614
23M24M728+64#24614#24550
24M40K1143-32#24550#24582
40K25.2M317-14#24582#24596
25.2MFinish629+53#24596#24543
TOTALS1287767+520
📊

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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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing