Justin Johns

Bib: 32205M

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:18
Rank: #21444
Start5K
27:18 | 8:47/mi
10K· 6.21 mi
56:08
Rank: #22555 (-1111)
5K10K
28:50 | 9:17/mi
15K· 9.32 mi
1:24:31
Rank: #22568 (-13)
10K15K
28:23 | 9:08/mi
20K· 12.43 mi
1:54:22
Rank: #22797 (-229)
15K20K
29:51 | 9:36/mi
Half· 13.11 mi
2:00:46
Rank: #22826 (-29)
20KHalf
6:24 | 9:23/mi
25K· 15.53 mi
2:25:26
Rank: #22993 (-167)
Half25K
24:40 | 10:10/mi
30K· 18.64 mi
3:00:20
Rank: #23321 (-328)
25K30K
34:54 | 11:14/mi
20M
3:16:41
Rank: #23530 (-209)
30K20M
16:21 | 12:02/mi
21M
3:30:22
Rank: #23781 (-251)
20M21M
13:41 | 13:41/mi
35K· 21.75 mi
3:39:13
Rank: #23863 (-82)
21M35K
8:51 | 11:50/mi
23M
3:55:25
Rank: #24090 (-227)
35K23M
16:12 | 12:56/mi
24M
4:07:38
Rank: #24211 (-121)
23M24M
12:13 | 12:13/mi
40K· 24.85 mi
4:18:24
Rank: #24313 (-102)
24M40K
10:46 | 12:36/mi
25.2M
4:23:28
Rank: #24386 (-73)
40K25.2M
5:04 | 14:42/mi
Finish· 26.22 mi
4:35:47
Rank: #24513 (-127)
25.2MFinish
12:19 | 12:05/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:00:46
Pace9:13 /mi
2nd Half
Distance13.11 mi
Time2:35:01
Pace11:50 /mi
📊Positive Split: 28.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:1727:188:4727:18
8:47
-
10K
6.21 mi12:16:0756:089:0228:50
9:17
+0:30
15K
9.32 mi12:44:301:24:319:0428:23
9:08
-0:09
20K
12.43 mi13:14:211:54:229:1229:51
9:36
+0:28
Half
13.11 mi13:20:452:00:469:136:24
9:23
-0:13
25K
15.53 mi13:45:252:25:269:2224:40
10:10
+0:47
30K
18.64 mi14:20:193:00:209:4034:54
11:14
+1:04
20M
20.00 mi14:36:403:16:419:5016:21
12:02
+0:48
21M
21.00 mi14:50:213:30:2210:0113:41
13:41
+1:39
35K
21.75 mi14:59:123:39:1310:058:51
11:50
-1:51
23M
23.00 mi15:15:243:55:2510:1416:12
12:56
+1:06
24M
24.00 mi15:27:374:07:3810:1912:13
12:13
-0:43
40K
24.85 mi15:38:234:18:2410:2410:46
12:36
+0:23
25.2M
25.20 mi15:43:274:23:2810:275:04
14:42
+2:06
Finish
26.22 mi15:55:464:35:4710:3212:19
12:05
-2:37

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

8:47 /mi

Average Pace

10:32 /mi

Slowest Pace

14:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:26

53% of race

Time at Steady Pace

1:35:24

35% of race

Time at Slower Pace

34:57

13% of race

Average Pace: 10:31 /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 mi11:47:1727:188:4727:18
8:47
#21444
10K
6.21 mi12:16:0756:089:0228:50
9:17
#22555
15K
9.32 mi12:44:301:24:319:0428:23
9:08
#22568
20K
12.43 mi13:14:211:54:229:1229:51
9:36
#22797
Half
13.11 mi13:20:452:00:469:136:24
9:23
#22826
25K
15.53 mi13:45:252:25:269:2224:40
10:10
#22993
30K
18.64 mi14:20:193:00:209:4034:54
11:14
#23321
20M
20.00 mi14:36:403:16:419:5016:21
12:02
#23530
21M
21.00 mi14:50:213:30:2210:0113:41
13:41
#23781
35K
21.75 mi14:59:123:39:1310:058:51
11:50
#23863
23M
23.00 mi15:15:243:55:2510:1416:12
12:56
#24090
24M
24.00 mi15:27:374:07:3810:1912:13
12:13
#24211
40K
24.85 mi15:38:234:18:2410:2410:46
12:36
#24313
25.2M
25.20 mi15:43:274:23:2810:275:04
14:42
#24386
Finish
26.22 mi15:55:464:35:4710:3212:19
12:05
#24513
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi21444130571305722609(Top 80%)13652(Top 85%)13652(Top 608%)
10K6.21 mi3.10 mi22555-111113576-51913576-51923459(Top 83%)14009(Top 87%)14009(Top 623%)
15K9.32 mi3.11 mi22568-1313617-4113617-4122609(Top 80%)13652(Top 85%)13652(Top 608%)
20K12.43 mi3.11 mi22797-22913731-11413731-11423230(Top 82%)13908(Top 86%)13908(Top 619%)
Half13.11 mi0.68 mi22826-2913739-813739-823196(Top 82%)13887(Top 86%)13887(Top 618%)
25K15.53 mi2.42 mi22993-16713790-5113790-5123668(Top 83%)14037(Top 87%)14037(Top 625%)
30K18.64 mi3.11 mi23321-32813900-11013900-11024439(Top 86%)14279(Top 89%)14279(Top 635%)
20M20.00 mi1.36 mi23530-20913975-7513975-7525315(Top 89%)14603(Top 91%)14603(Top 650%)
21M21.00 mi1.00 mi23781-25114072-9714072-9725856(Top 91%)14818(Top 92%)14818(Top 659%)
35K21.75 mi0.75 mi23863-8214096-2414096-2425612(Top 90%)14639(Top 91%)14639(Top 651%)
23M23.00 mi1.25 mi24090-22714187-9114187-9126304(Top 93%)14986(Top 93%)14986(Top 667%)
24M24.00 mi1.00 mi24211-12114228-4114228-4125943(Top 91%)14772(Top 92%)14772(Top 657%)
40K24.85 mi0.85 mi24313-10214275-4714275-4725782(Top 91%)14682(Top 91%)14682(Top 653%)
25.2M25.20 mi0.35 mi24386-7314302-2714302-2726895(Top 95%)15215(Top 94%)15215(Top 677%)
Finish26.22 mi1.02 mi24513-12714346-4414346-4426894(Top 95%)15243(Top 95%)15243(Top 678%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 80%
×21stories
+97ft-345ft

Overall

22609

Males

13652

M40-44

13652

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

23459

Males

14009

M40-44

14009

10K→15K

6.2 - 9.3 mi

Top 80%
×3stories
+67ft-78ft

Overall

22609

Males

13652

M40-44

13652

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23230

Males

13908

M40-44

13908

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

23196

Males

13887

M40-44

13887

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23668

Males

14037

M40-44

14037

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

24439

Males

14279

M40-44

14279

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

25315

Males

14603

M40-44

14603

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25856

Males

14818

M40-44

14818

21M→35K

21.0 - 21.8 mi

Top 90%
×7stories
+17ft-86ft

Overall

25612

Males

14639

M40-44

14639

35K→23M

21.8 - 23.0 mi

Top 93%
×5stories
+23ft-63ft

Overall

26304

Males

14986

M40-44

14986

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

25943

Males

14772

M40-44

14772

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

25782

Males

14682

M40-44

14682

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

26895

Males

15215

M40-44

15215

25.2M→Finish

25.2 - 26.2 mi

Top 95%
×2stories
+22ft-21ft

Overall

26894

Males

15243

M40-44

15243

Passing Analysis

Category:
Athletes Passed
641
Passed By
3710
Net Change
-3069
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21444
5K10K361147-1111#21444#22555
10K15K174187-13#22555#22568
15K20K112341-229#22568#22797
20KHalf2554-29#22797#22826
Half25K87254-167#22826#22993
25K30K77405-328#22993#23321
30K20M29238-209#23321#23530
20M21M18269-251#23530#23781
21M35K19101-82#23781#23863
35K23M19246-227#23863#24090
23M24M17138-121#24090#24211
24M40K14116-102#24211#24313
40K25.2M376-73#24313#24386
25.2MFinish11138-127#24386#24513
TOTALS6413710-3069
📊

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