Justin Briggs

Bib: 6383M

FL

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
22:28
Rank: #9748
Start5K
7:14/mi
22:28 split
10K· 6.21 mi
45:49
Rank: #10989 (-1241)
5K10K
7:31/mi
23:21 split
15K· 9.32 mi
1:09:31
Rank: #11604 (-615)
10K15K
7:38/mi
23:42 split
20K· 12.43 mi
1:34:24
Rank: #12460 (-856)
15K20K
8:01/mi
24:53 split
Half· 13.11 mi
1:39:46
Rank: #12577 (-117)
20KHalf
7:52/mi
5:22 split
25K· 15.53 mi
2:00:22
Rank: #13419 (-842)
Half25K
8:30/mi
20:36 split
30K· 18.64 mi
2:31:43
Rank: #15802 (-2383)
25K30K
10:05/mi
31:21 split
20M
2:46:04
Rank: #16530 (-728)
30K20M
10:34/mi
14:21 split
21M
2:57:43
Rank: #17112 (-582)
20M21M
11:39/mi
11:39 split
35K· 21.75 mi
3:04:20
Rank: #17116 (-4)
21M35K
8:51/mi
6:37 split
23M
3:19:24
Rank: #18099 (-983)
35K23M
12:02/mi
15:04 split
24M
3:29:24
Rank: #18285 (-186)
23M24M
10:00/mi
10:00 split
40K· 24.85 mi
3:39:11
Rank: #18735 (-450)
24M40K
11:27/mi
9:47 split
25.2M
3:43:46
Rank: #18931 (-196)
40K25.2M
13:17/mi
4:35 split
Finish· 26.22 mi
3:53:13
Rank: #18977 (-46)
25.2MFinish
9:16/mi
9:27 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:46
Pace7:37 /mi
2nd Half
Distance13.11 mi
Time2:13:27
Pace10:11 /mi
📊Positive Split: 33.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:27:0222:287:1422:28
7:14
-
10K
6.21 mi10:50:2345:497:2223:21
7:31
+0:17
15K
9.32 mi11:14:051:09:317:2823:42
7:38
+0:07
20K
12.43 mi11:38:581:34:247:3624:53
8:01
+0:23
Half
13.11 mi11:44:201:39:467:375:22
7:52
-0:09
25K
15.53 mi12:04:562:00:227:4520:36
8:30
+0:38
30K
18.64 mi12:36:172:31:438:0831:21
10:05
+1:35
20M
20.00 mi12:50:382:46:048:1814:21
10:34
+0:29
21M
21.00 mi13:02:172:57:438:2811:39
11:39
+1:05
35K
21.75 mi13:08:543:04:208:296:37
8:51
-2:48
23M
23.00 mi13:23:583:19:248:4015:04
12:02
+3:11
24M
24.00 mi13:33:583:29:248:4410:00
10:00
-2:02
40K
24.85 mi13:43:453:39:118:499:47
11:27
+1:27
25.2M
25.20 mi13:48:203:43:468:534:35
13:17
+1:50
Finish
26.22 mi13:57:473:53:138:549:27
9:16
-4:01

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

7:14 /mi

Average Pace

8:54 /mi

Slowest Pace

13:17 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:39:46

43% of race

Time at Steady Pace

1:18:01

33% of race

Time at Slower Pace

55:26

24% of race

Average Pace: 8:54 /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 mi10:27:0222:287:1422:28
7:14
#9748
10K
6.21 mi10:50:2345:497:2223:21
7:31
#10989
15K
9.32 mi11:14:051:09:317:2823:42
7:38
#11604
20K
12.43 mi11:38:581:34:247:3624:53
8:01
#12460
Half
13.11 mi11:44:201:39:467:375:22
7:52
#12577
25K
15.53 mi12:04:562:00:227:4520:36
8:30
#13419
30K
18.64 mi12:36:172:31:438:0831:21
10:05
#15802
20M
20.00 mi12:50:382:46:048:1814:21
10:34
#16530
21M
21.00 mi13:02:172:57:438:2811:39
11:39
#17112
35K
21.75 mi13:08:543:04:208:296:37
8:51
#17116
23M
23.00 mi13:23:583:19:248:4015:04
12:02
#18099
24M
24.00 mi13:33:583:29:248:4410:00
10:00
#18285
40K
24.85 mi13:43:453:39:118:499:47
11:27
#18735
25.2M
25.20 mi13:48:203:43:468:534:35
13:17
#18931
Finish
26.22 mi13:57:473:53:138:549:27
9:16
#18977
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi97488037803712858(Top 45%)9463(Top 59%)9463(Top 421%)
10K6.21 mi3.10 mi10989-12418664-6278664-62712252(Top 43%)9267(Top 58%)9267(Top 412%)
15K9.32 mi3.11 mi11604-6158952-2888952-28812858(Top 45%)9463(Top 59%)9463(Top 421%)
20K12.43 mi3.11 mi12460-8569302-3509302-35015011(Top 53%)10324(Top 64%)10324(Top 459%)
Half13.11 mi0.68 mi12577-1179347-459347-4514796(Top 52%)10271(Top 64%)10271(Top 457%)
25K15.53 mi2.42 mi13419-8429661-3149661-31417172(Top 60%)11171(Top 69%)11171(Top 497%)
30K18.64 mi3.11 mi15802-238310648-98710648-98721857(Top 77%)13095(Top 81%)13095(Top 583%)
20M20.00 mi1.36 mi16530-72810910-26210910-26222584(Top 80%)13324(Top 83%)13324(Top 593%)
21M21.00 mi1.00 mi17112-58211119-20911119-20922911(Top 81%)13396(Top 83%)13396(Top 596%)
35K21.75 mi0.75 mi17116-411093+2611093+2617467(Top 61%)10817(Top 67%)10817(Top 481%)
23M23.00 mi1.25 mi18099-98311497-40411497-40425163(Top 89%)14414(Top 90%)14414(Top 641%)
24M24.00 mi1.00 mi18285-18611560-6311560-6321364(Top 75%)12522(Top 78%)12522(Top 557%)
40K24.85 mi0.85 mi18735-45011728-16811728-16824024(Top 85%)13784(Top 86%)13784(Top 613%)
25.2M25.20 mi0.35 mi18931-19611810-8211810-8225392(Top 89%)14436(Top 90%)14436(Top 642%)
Finish26.22 mi1.02 mi18977-4611808+211808+220254(Top 71%)11928(Top 74%)11928(Top 531%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12858

Males

9463

M40-44

9463

5K→10K

3.1 - 6.2 mi

Top 43%
×5stories
+79ft-138ft

Overall

12252

Males

9267

M40-44

9267

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12858

Males

9463

M40-44

9463

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

15011

Males

10324

M40-44

10324

20K→Half

12.4 - 13.1 mi

Top 52%
×2stories
+19ft-37ft

Overall

14796

Males

10271

M40-44

10271

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

17172

Males

11171

M40-44

11171

25K→30K

15.5 - 18.6 mi

Top 77%
×9stories
+181ft-148ft

Overall

21857

Males

13095

M40-44

13095

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22584

Males

13324

M40-44

13324

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

22911

Males

13396

M40-44

13396

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

17467

Males

10817

M40-44

10817

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

25163

Males

14414

M40-44

14414

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

21364

Males

12522

M40-44

12522

24M→40K

24.0 - 24.9 mi

Top 85%
×1story
+6ft-20ft

Overall

24024

Males

13784

M40-44

13784

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25392

Males

14436

M40-44

14436

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20254

Males

11928

M40-44

11928

Passing Analysis

Category:
Athletes Passed
428
Passed By
9655
Net Change
-9229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9748
5K10K201259-1241#9748#10989
10K15K66681-615#10989#11604
15K20K47903-856#11604#12460
20KHalf7124-117#12460#12577
Half25K46888-842#12577#13419
25K30K172400-2383#13419#15802
30K20M18746-728#15802#16530
20M21M28610-582#16530#17112
21M35K6771-4#17112#17116
35K23M13996-983#17116#18099
23M24M41227-186#18099#18285
24M40K11461-450#18285#18735
40K25.2M5201-196#18735#18931
25.2MFinish4288-46#18931#18977
TOTALS4289655-9229
📊

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