Justin Amos

Bib: 8313M

NC

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
20:32
Rank: #4099
Start5K
20:32 | 6:37/mi
10K· 6.21 mi
42:02
Rank: #5122 (-1023)
5K10K
21:30 | 6:55/mi
15K· 9.32 mi
1:04:10
Rank: #5839 (-717)
10K15K
22:08 | 7:07/mi
20K· 12.43 mi
1:27:25
Rank: #6394 (-555)
15K20K
23:15 | 7:29/mi
Half· 13.11 mi
1:32:38
Rank: #6541 (-147)
20KHalf
5:13 | 7:39/mi
25K· 15.53 mi
1:54:50
Rank: #8273 (-1732)
Half25K
22:12 | 9:09/mi
30K· 18.64 mi
2:28:23
Rank: #11381 (-3108)
25K30K
33:33 | 10:48/mi
20M
2:43:32
Rank: #12377 (-996)
30K20M
15:09 | 11:09/mi
21M
2:55:51
Rank: #13044 (-667)
20M21M
12:19 | 12:19/mi
35K· 21.75 mi
3:04:04
Rank: #13480 (-436)
21M35K
8:13 | 10:59/mi
23M
3:17:39
Rank: #13902 (-422)
35K23M
13:35 | 10:51/mi
24M
3:28:19
Rank: #14218 (-316)
23M24M
10:40 | 10:40/mi
40K· 24.85 mi
3:37:48
Rank: #14448 (-230)
24M40K
9:29 | 11:05/mi
25.2M
3:42:16
Rank: #14586 (-138)
40K25.2M
4:28 | 12:57/mi
Finish· 26.22 mi
3:52:23
Rank: #14753 (-167)
25.2MFinish
10:07 | 9:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:38
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time2:19:45
Pace10:40 /mi
📊Positive Split: 50.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:45:3720:326:3720:32
6:37
-
10K
6.21 mi11:07:0742:026:4621:30
6:55
+0:18
15K
9.32 mi11:29:151:04:106:5322:08
7:07
+0:12
20K
12.43 mi11:52:301:27:257:0223:15
7:29
+0:22
Half
13.11 mi11:57:431:32:387:045:13
7:39
+0:10
25K
15.53 mi12:19:551:54:507:2422:12
9:09
+1:30
30K
18.64 mi12:53:282:28:237:5833:33
10:48
+1:39
20M
20.00 mi13:08:372:43:328:1115:09
11:09
+0:21
21M
21.00 mi13:20:562:55:518:2212:19
12:19
+1:10
35K
21.75 mi13:29:093:04:048:288:13
10:59
-1:20
23M
23.00 mi13:42:443:17:398:3613:35
10:51
-0:08
24M
24.00 mi13:53:243:28:198:4110:40
10:40
-0:11
40K
24.85 mi14:02:533:37:488:469:29
11:05
+0:25
25.2M
25.20 mi14:07:213:42:168:494:28
12:57
+1:52
Finish
26.22 mi14:17:283:52:238:5210:07
9:56
-3:01

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

6:37 /mi

Average Pace

8:52 /mi

Slowest Pace

12:57 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:50

49% of race

Time at Steady Pace

1:40:46

43% of race

Time at Slower Pace

16:47

7% of race

Average Pace: 8:52 /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 mi10:45:3720:326:3720:32
6:37
#4099
10K
6.21 mi11:07:0742:026:4621:30
6:55
#5122
15K
9.32 mi11:29:151:04:106:5322:08
7:07
#5839
20K
12.43 mi11:52:301:27:257:0223:15
7:29
#6394
Half
13.11 mi11:57:431:32:387:045:13
7:39
#6541
25K
15.53 mi12:19:551:54:507:2422:12
9:09
#8273
30K
18.64 mi12:53:282:28:237:5833:33
10:48
#11381
20M
20.00 mi13:08:372:43:328:1115:09
11:09
#12377
21M
21.00 mi13:20:562:55:518:2212:19
12:19
#13044
35K
21.75 mi13:29:093:04:048:288:13
10:59
#13480
23M
23.00 mi13:42:443:17:398:3613:35
10:51
#13902
24M
24.00 mi13:53:243:28:198:4110:40
10:40
#14218
40K
24.85 mi14:02:533:37:488:469:29
11:05
#14448
25.2M
25.20 mi14:07:213:42:168:494:28
12:57
#14586
Finish
26.22 mi14:17:283:52:238:5210:07
9:56
#14753
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi4099387338736957(Top 27%)6045(Top 41%)6045(Top 301%)
10K6.21 mi3.10 mi5122-10234740-8674740-8676149(Top 24%)5527(Top 38%)5527(Top 275%)
15K9.32 mi3.11 mi5839-7175302-5625302-5626957(Top 27%)6045(Top 41%)6045(Top 301%)
20K12.43 mi3.11 mi6394-5555675-3735675-3738263(Top 32%)6755(Top 46%)6755(Top 336%)
Half13.11 mi0.68 mi6541-1475780-1055780-10510192(Top 40%)7792(Top 53%)7792(Top 388%)
25K15.53 mi2.42 mi8273-17326851-10716851-107116224(Top 63%)10341(Top 71%)10341(Top 515%)
30K18.64 mi3.11 mi11381-31088323-14728323-147219507(Top 76%)11614(Top 80%)11614(Top 578%)
20M20.00 mi1.36 mi12377-9968742-4198742-41919596(Top 77%)11541(Top 79%)11541(Top 574%)
21M21.00 mi1.00 mi13044-6678955-2138955-21319484(Top 76%)11378(Top 78%)11378(Top 566%)
35K21.75 mi0.75 mi13480-4369105-1509105-15019757(Top 77%)11493(Top 79%)11493(Top 572%)
23M23.00 mi1.25 mi13902-4229243-1389243-13817976(Top 70%)10536(Top 72%)10536(Top 524%)
24M24.00 mi1.00 mi14218-3169333-909333-9018320(Top 72%)10655(Top 73%)10655(Top 530%)
40K24.85 mi0.85 mi14448-2309387-549387-5418314(Top 72%)10618(Top 73%)10618(Top 529%)
25.2M25.20 mi0.35 mi14586-1389440-539440-5319542(Top 76%)11198(Top 77%)11198(Top 557%)
Finish26.22 mi1.02 mi14753-1679485-459485-4518136(Top 71%)10519(Top 72%)10519(Top 524%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 27%
×21stories
+97ft-345ft

Overall

6957

Males

6045

M40-44

6045

5K→10K

3.1 - 6.2 mi

Top 24%
×5stories
+79ft-138ft

Overall

6149

Males

5527

M40-44

5527

10K→15K

6.2 - 9.3 mi

Top 27%
×3stories
+67ft-78ft

Overall

6957

Males

6045

M40-44

6045

15K→20K

9.3 - 12.4 mi

Top 32%
×5stories
+106ft-86ft

Overall

8263

Males

6755

M40-44

6755

20K→Half

12.4 - 13.1 mi

Top 40%
×2stories
+19ft-37ft

Overall

10192

Males

7792

M40-44

7792

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

16224

Males

10341

M40-44

10341

25K→30K

15.5 - 18.6 mi

Top 76%
×9stories
+181ft-148ft

Overall

19507

Males

11614

M40-44

11614

30K→20M

18.6 - 20.0 mi

Top 77%
×5stories
+64ft-50ft

Overall

19596

Males

11541

M40-44

11541

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

19484

Males

11378

M40-44

11378

21M→35K

21.0 - 21.8 mi

Top 77%
×7stories
+17ft-86ft

Overall

19757

Males

11493

M40-44

11493

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

17976

Males

10536

M40-44

10536

23M→24M

23.0 - 24.0 mi

Top 72%
×6stories
+12ft-82ft

Overall

18320

Males

10655

M40-44

10655

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18314

Males

10618

M40-44

10618

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19542

Males

11198

M40-44

11198

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

18136

Males

10519

M40-44

10519

Passing Analysis

Category:
Athletes Passed
335
Passed By
10987
Net Change
-10654
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#4099
5K10K211044-1023#4099#5122
10K15K26743-717#5122#5839
15K20K45600-555#5839#6394
20KHalf10157-147#6394#6541
Half25K131745-1732#6541#8273
25K30K83114-3108#8273#11381
30K20M171013-996#11381#12377
20M21M17684-667#12377#13044
21M35K22458-436#13044#13480
35K23M33455-422#13480#13902
23M24M47363-316#13902#14218
24M40K29259-230#14218#14448
40K25.2M13151-138#14448#14586
25.2MFinish34201-167#14586#14753
TOTALS33510987-10654
📊

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