Jason Costi

Bib: 30262M

NY

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
27:14
Rank: #19129
Start5K
27:14 | 8:46/mi
10K· 6.21 mi
53:37
Rank: #18222 (+907)
5K10K
26:23 | 8:30/mi
15K· 9.32 mi
1:21:08
Rank: #18190 (+32)
10K15K
27:31 | 8:51/mi
20K· 12.43 mi
1:48:54
Rank: #17839 (+351)
15K20K
27:46 | 8:56/mi
Half· 13.11 mi
1:55:11
Rank: #17909 (-70)
20KHalf
6:17 | 9:13/mi
25K· 15.53 mi
2:18:46
Rank: #17979 (-70)
Half25K
23:35 | 9:44/mi
30K· 18.64 mi
2:51:47
Rank: #18321 (-342)
25K30K
33:01 | 10:38/mi
20M
3:08:18
Rank: #18719 (-398)
30K20M
16:31 | 12:09/mi
21M
3:21:52
Rank: #18965 (-246)
20M21M
13:34 | 13:34/mi
35K· 21.75 mi
3:29:41
Rank: #18939 (+26)
21M35K
7:49 | 10:27/mi
23M
3:44:42
Rank: #19036 (-97)
35K23M
15:01 | 12:00/mi
24M
3:55:51
Rank: #19051 (-15)
23M24M
11:09 | 11:09/mi
40K· 24.85 mi
4:05:13
Rank: #18984 (+67)
24M40K
9:22 | 10:57/mi
25.2M
4:09:29
Rank: #18958 (+26)
40K25.2M
4:16 | 12:22/mi
Finish· 26.22 mi
4:19:18
Rank: #18881 (+77)
25.2MFinish
9:49 | 9:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:11
Pace8:47 /mi
2nd Half
Distance13.11 mi
Time2:24:07
Pace11:00 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:44:2027:148:4627:14
8:46
-
10K
6.21 mi12:10:4353:378:3826:23
8:30
-0:16
15K
9.32 mi12:38:141:21:088:4227:31
8:51
+0:21
20K
12.43 mi13:06:001:48:548:4627:46
8:56
+0:05
Half
13.11 mi13:12:171:55:118:476:17
9:13
+0:17
25K
15.53 mi13:35:522:18:468:5623:35
9:44
+0:31
30K
18.64 mi14:08:532:51:479:1333:01
10:38
+0:54
20M
20.00 mi14:25:243:08:189:2516:31
12:09
+1:31
21M
21.00 mi14:38:583:21:529:3713:34
13:34
+1:25
35K
21.75 mi14:46:473:29:419:387:49
10:27
-3:07
23M
23.00 mi15:01:483:44:429:4615:01
12:00
+1:33
24M
24.00 mi15:12:573:55:519:5011:09
11:09
-0:51
40K
24.85 mi15:22:194:05:139:529:22
10:57
-0:12
25.2M
25.20 mi15:26:354:09:299:544:16
12:22
+1:25
Finish
26.22 mi15:36:244:19:189:549:49
9:38
-2:44

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

8:30 /mi

Average Pace

9:54 /mi

Slowest Pace

13:34 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:05:00

48% of race

Time at Steady Pace

1:24:56

33% of race

Time at Slower Pace

49:22

19% of race

Average Pace: 9:53 /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 mi11:44:2027:148:4627:14
8:46
#19129
10K
6.21 mi12:10:4353:378:3826:23
8:30
#18222
15K
9.32 mi12:38:141:21:088:4227:31
8:51
#18190
20K
12.43 mi13:06:001:48:548:4627:46
8:56
#17839
Half
13.11 mi13:12:171:55:118:476:17
9:13
#17909
25K
15.53 mi13:35:522:18:468:5623:35
9:44
#17979
30K
18.64 mi14:08:532:51:479:1333:01
10:38
#18321
20M
20.00 mi14:25:243:08:189:2516:31
12:09
#18719
21M
21.00 mi14:38:583:21:529:3713:34
13:34
#18965
35K
21.75 mi14:46:473:29:419:387:49
10:27
#18939
23M
23.00 mi15:01:483:44:429:4615:01
12:00
#19036
24M
24.00 mi15:12:573:55:519:5011:09
11:09
#19051
40K
24.85 mi15:22:194:05:139:529:22
10:57
#18984
25.2M
25.20 mi15:26:354:09:299:544:16
12:22
#18958
Finish
26.22 mi15:36:244:19:189:549:49
9:38
#18881
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi19129116581165818232(Top 71%)11362(Top 78%)11362(Top 566%)
10K6.21 mi3.10 mi18222+90711308+35011308+35017222(Top 67%)10918(Top 75%)10918(Top 543%)
15K9.32 mi3.11 mi18190+3211302+611302+618232(Top 71%)11362(Top 78%)11362(Top 566%)
20K12.43 mi3.11 mi17839+35111143+15911143+15917064(Top 67%)10830(Top 74%)10830(Top 539%)
Half13.11 mi0.68 mi17909-7011174-3111174-3119094(Top 75%)11661(Top 80%)11661(Top 580%)
25K15.53 mi2.42 mi17979-7011180-611180-618308(Top 72%)11277(Top 77%)11277(Top 561%)
30K18.64 mi3.11 mi18321-34211273-9311273-9319086(Top 75%)11431(Top 78%)11431(Top 569%)
20M20.00 mi1.36 mi18719-39811437-16411437-16421602(Top 85%)12492(Top 86%)12492(Top 622%)
21M21.00 mi1.00 mi18965-24611513-7611513-7621671(Top 85%)12488(Top 86%)12488(Top 622%)
35K21.75 mi0.75 mi18939+2611490+2311490+2318433(Top 72%)10840(Top 74%)10840(Top 540%)
23M23.00 mi1.25 mi19036-9711514-2411514-2420705(Top 81%)11915(Top 82%)11915(Top 593%)
24M24.00 mi1.00 mi19051-1511505+911505+919616(Top 77%)11320(Top 78%)11320(Top 563%)
40K24.85 mi0.85 mi18984+6711448+5711448+5717963(Top 70%)10443(Top 72%)10443(Top 520%)
25.2M25.20 mi0.35 mi18958+2611436+1211436+1218211(Top 71%)10547(Top 72%)10547(Top 525%)
Finish26.22 mi1.02 mi18881+7711374+6211374+6217082(Top 67%)10005(Top 69%)10005(Top 498%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21stories
+97ft-345ft

Overall

18232

Males

11362

M40-44

11362

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17222

Males

10918

M40-44

10918

10K→15K

6.2 - 9.3 mi

Top 71%
×3stories
+67ft-78ft

Overall

18232

Males

11362

M40-44

11362

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

17064

Males

10830

M40-44

10830

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19094

Males

11661

M40-44

11661

Half→25K

13.1 - 15.5 mi

Top 72%
×4stories
+66ft-88ft

Overall

18308

Males

11277

M40-44

11277

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19086

Males

11431

M40-44

11431

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

21602

Males

12492

M40-44

12492

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

21671

Males

12488

M40-44

12488

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

18433

Males

10840

M40-44

10840

35K→23M

21.8 - 23.0 mi

Top 81%
×5stories
+23ft-63ft

Overall

20705

Males

11915

M40-44

11915

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

19616

Males

11320

M40-44

11320

24M→40K

24.0 - 24.9 mi

Top 70%
×1story
+6ft-20ft

Overall

17963

Males

10443

M40-44

10443

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18211

Males

10547

M40-44

10547

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17082

Males

10005

M40-44

10005

Passing Analysis

Category:
Athletes Passed
2481
Passed By
2233
Net Change
+248
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19129
5K10K95649+907#19129#18222
10K15K247215+32#18222#18190
15K20K42776+351#18190#17839
20KHalf2797-70#17839#17909
Half25K183253-70#17909#17979
25K30K151493-342#17979#18321
30K20M27425-398#18321#18719
20M21M28274-246#18719#18965
21M35K6842+26#18965#18939
35K23M62159-97#18939#19036
23M24M6479-15#19036#19051
24M40K10538+67#19051#18984
40K25.2M4014+26#18984#18958
25.2MFinish9619+77#18958#18881
TOTALS24812233+248
📊

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