Jason Jacobs

Bib: 10977M

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0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Male)
#0 / 14578
Masters (Masters Men)
#0 / 9729
Division (M55-59)
#0 / 1529
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:12
Rank: #10477
Start5K
23:12 | 7:28/mi
10K· 6.21 mi
47:39
Rank: #11809 (-1332)
5K10K
24:27 | 7:52/mi
15K· 9.32 mi
1:12:39
Rank: #12477 (-668)
10K15K
25:00 | 8:03/mi
20K· 12.43 mi
1:40:04
Rank: #13773 (-1296)
15K20K
27:25 | 8:49/mi
Half· 13.11 mi
1:46:13
Rank: #14030 (-257)
20KHalf
6:09 | 9:01/mi
25K· 15.53 mi
2:09:47
Rank: #14949 (-919)
Half25K
23:34 | 9:43/mi
30K· 18.64 mi
2:44:37
Rank: #16550 (-1601)
25K30K
34:50 | 11:13/mi
20M
3:07:06
Rank: #18506 (-1956)
30K20M
22:29 | 16:33/mi
21M
3:24:44
Rank: #19395 (-889)
20M21M
17:38 | 17:38/mi
35K· 21.75 mi
3:34:05
Rank: #19532 (-137)
21M35K
9:21 | 12:30/mi
23M
3:47:29
Rank: #19409 (+123)
35K23M
13:24 | 10:42/mi
24M
3:58:24
Rank: #19370 (+39)
23M24M
10:55 | 10:55/mi
40K· 24.85 mi
4:08:29
Rank: #19383 (-13)
24M40K
10:05 | 11:48/mi
25.2M
4:12:30
Rank: #19324 (+59)
40K25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
4:22:46
Rank: #19293 (+31)
25.2MFinish
10:16 | 10:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:13
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time2:36:33
Pace11:57 /mi
📊Positive Split: 47.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:1623:127:2823:12
7:28
-
10K
6.21 mi11:14:4347:397:4024:27
7:52
+0:24
15K
9.32 mi11:39:431:12:397:4825:00
8:03
+0:11
20K
12.43 mi12:07:081:40:048:0327:25
8:49
+0:46
Half
13.11 mi12:13:171:46:138:066:09
9:01
+0:12
25K
15.53 mi12:36:512:09:478:2123:34
9:43
+0:42
30K
18.64 mi13:11:412:44:378:5034:50
11:13
+1:30
20M
20.00 mi13:34:103:07:069:2122:29
16:33
+5:20
21M
21.00 mi13:51:483:24:449:4517:38
17:38
+1:05
35K
21.75 mi14:01:093:34:059:519:21
12:30
-5:08
23M
23.00 mi14:14:333:47:299:5313:24
10:42
-1:48
24M
24.00 mi14:25:283:58:249:5610:55
10:55
+0:13
40K
24.85 mi14:35:334:08:2910:0010:05
11:48
+0:53
25.2M
25.20 mi14:39:344:12:3010:014:01
11:39
-0:09
Finish
26.22 mi14:49:504:22:4610:0210:16
10:04
-1:35

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

7:28 /mi

Average Pace

10:02 /mi

Slowest Pace

17:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:46:13

40% of race

Time at Steady Pace

1:47:05

41% of race

Time at Slower Pace

49:28

19% of race

Average Pace: 10:01 /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 mi10:50:1623:127:2823:12
7:28
#10477
10K
6.21 mi11:14:4347:397:4024:27
7:52
#11809
15K
9.32 mi11:39:431:12:397:4825:00
8:03
#12477
20K
12.43 mi12:07:081:40:048:0327:25
8:49
#13773
Half
13.11 mi12:13:171:46:138:066:09
9:01
#14030
25K
15.53 mi12:36:512:09:478:2123:34
9:43
#14949
30K
18.64 mi13:11:412:44:378:5034:50
11:13
#16550
20M
20.00 mi13:34:103:07:069:2122:29
16:33
#18506
21M
21.00 mi13:51:483:24:449:4517:38
17:38
#19395
35K
21.75 mi14:01:093:34:059:519:21
12:30
#19532
23M
23.00 mi14:14:333:47:299:5313:24
10:42
#19409
24M
24.00 mi14:25:283:58:249:5610:55
10:55
#19370
40K
24.85 mi14:35:334:08:2910:0010:05
11:48
#19383
25.2M
25.20 mi14:39:344:12:3010:014:01
11:39
#19324
Finish
26.22 mi14:49:504:22:4610:0210:16
10:04
#19293
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi104778189818913757(Top 54%)9517(Top 65%)9517(Top 622%)
10K6.21 mi3.10 mi11809-13328725-5368725-53613202(Top 52%)9299(Top 64%)9299(Top 608%)
15K9.32 mi3.11 mi12477-6688999-2748999-27413757(Top 54%)9517(Top 65%)9517(Top 622%)
20K12.43 mi3.11 mi13773-12969514-5159514-51516516(Top 65%)10580(Top 73%)10580(Top 692%)
Half13.11 mi0.68 mi14030-2579618-1049618-10418322(Top 72%)11332(Top 78%)11332(Top 741%)
25K15.53 mi2.42 mi14949-9199948-3309948-33018287(Top 72%)11266(Top 77%)11266(Top 737%)
30K18.64 mi3.11 mi16550-160110517-56910517-56920454(Top 80%)12070(Top 83%)12070(Top 789%)
20M20.00 mi1.36 mi18506-195611330-81311330-81325305(Top 99%)14423(Top 99%)14423(Top 943%)
21M21.00 mi1.00 mi19395-88911721-39111721-39125208(Top 99%)14348(Top 98%)14348(Top 938%)
35K21.75 mi0.75 mi19532-13711769-4811769-4822574(Top 88%)12908(Top 89%)12908(Top 844%)
23M23.00 mi1.25 mi19409+12311679+9011679+9017574(Top 69%)10338(Top 71%)10338(Top 676%)
24M24.00 mi1.00 mi19370+3911649+3011649+3019009(Top 74%)11010(Top 76%)11010(Top 720%)
40K24.85 mi0.85 mi19383-1311641+811641+820011(Top 78%)11444(Top 79%)11444(Top 748%)
25.2M25.20 mi0.35 mi19324+5911606+3511606+3516442(Top 64%)9659(Top 66%)9659(Top 632%)
Finish26.22 mi1.02 mi19293+3111584+2211584+2218657(Top 73%)10812(Top 74%)10812(Top 707%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13757

Males

9517

M55-59

9517

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13202

Males

9299

M55-59

9299

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13757

Males

9517

M55-59

9517

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

16516

Males

10580

M55-59

10580

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

18322

Males

11332

M55-59

11332

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

18287

Males

11266

M55-59

11266

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

20454

Males

12070

M55-59

12070

30K→20M

18.6 - 20.0 mi

Top 99%
×5stories
+64ft-50ft

Overall

25305

Males

14423

M55-59

14423

20M→21M

20.0 - 21.0 mi

Top 99%
×8stories
+106ft-24ft

Overall

25208

Males

14348

M55-59

14348

21M→35K

21.0 - 21.8 mi

Top 88%
×7stories
+17ft-86ft

Overall

22574

Males

12908

M55-59

12908

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

17574

Males

10338

M55-59

10338

23M→24M

23.0 - 24.0 mi

Top 74%
×6stories
+12ft-82ft

Overall

19009

Males

11010

M55-59

11010

24M→40K

24.0 - 24.9 mi

Top 78%
×1story
+6ft-20ft

Overall

20011

Males

11444

M55-59

11444

40K→25.2M

24.9 - 25.2 mi

Top 64%
×1story
+13ft-16ft

Overall

16442

Males

9659

M55-59

9659

25.2M→Finish

25.2 - 26.2 mi

Top 73%
×2stories
+22ft-21ft

Overall

18657

Males

10812

M55-59

10812

Passing Analysis

Category:
Athletes Passed
721
Passed By
9537
Net Change
-8816
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10477
5K10K371369-1332#10477#11809
10K15K80748-668#11809#12477
15K20K531349-1296#12477#13773
20KHalf9266-257#13773#14030
Half25K60979-919#14030#14949
25K30K261627-1601#14949#16550
30K20M71963-1956#16550#18506
20M21M8897-889#18506#19395
21M35K21158-137#19395#19532
35K23M15128+123#19532#19409
23M24M8243+39#19409#19370
24M40K5164-13#19370#19383
40K25.2M601+59#19383#19324
25.2MFinish7645+31#19324#19293
TOTALS7219537-8816
📊

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