Jack Kasperski

Bib: 24121M

NY

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Male)
#0 / 15176
Masters (Masters Men)
#0 / 9891
Division (M70-74)
#0 / 213
Top 38%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:22
Rank: #19504
Start5K
27:22 | 8:49/mi
10K· 6.21 mi
55:19
Rank: #20202 (-698)
5K10K
27:57 | 9:00/mi
15K· 9.32 mi
1:24:08
Rank: #20691 (-489)
10K15K
28:49 | 9:17/mi
20K· 12.43 mi
1:53:22
Rank: #20880 (-189)
15K20K
29:14 | 9:25/mi
Half· 13.11 mi
1:59:31
Rank: #20851 (+29)
20KHalf
6:09 | 9:01/mi
25K· 15.53 mi
2:23:21
Rank: #21040 (-189)
Half25K
23:50 | 9:50/mi
30K· 18.64 mi
2:54:05
Rank: #20960 (+80)
25K30K
30:44 | 9:54/mi
20M
3:07:59
Rank: #20952 (+8)
30K20M
13:54 | 10:14/mi
21M
3:19:03
Rank: #20944 (+8)
20M21M
11:04 | 11:04/mi
35K· 21.75 mi
3:26:04
Rank: #20888 (+56)
21M35K
7:01 | 9:23/mi
23M
3:38:59
Rank: #20860 (+28)
35K23M
12:55 | 10:19/mi
24M
3:48:59
Rank: #20847 (+13)
23M24M
10:00 | 10:00/mi
40K· 24.85 mi
3:58:17
Rank: #20902 (-55)
24M40K
9:18 | 10:53/mi
25.2M
4:02:42
Rank: #20974 (-72)
40K25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:12:55
Rank: #21016 (-42)
25.2MFinish
10:13 | 10:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:59:31
Pace9:07 /mi
2nd Half
Distance13.11 mi
Time2:13:24
Pace10:11 /mi
📊Positive Split: 11.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:42:3527:228:4927:22
8:49
-
10K
6.21 mi12:10:3255:198:5427:57
9:00
+0:11
15K
9.32 mi12:39:211:24:089:0228:49
9:17
+0:17
20K
12.43 mi13:08:351:53:229:0729:14
9:25
+0:08
Half
13.11 mi13:14:441:59:319:076:09
9:01
-0:24
25K
15.53 mi13:38:342:23:219:1423:50
9:50
+0:49
30K
18.64 mi14:09:182:54:059:2030:44
9:54
+0:04
20M
20.00 mi14:23:123:07:599:2413:54
10:14
+0:20
21M
21.00 mi14:34:163:19:039:2911:04
11:04
+0:50
35K
21.75 mi14:41:173:26:049:297:01
9:23
-1:41
23M
23.00 mi14:54:123:38:599:3112:55
10:19
+0:56
24M
24.00 mi15:04:123:48:599:3210:00
10:00
-0:19
40K
24.85 mi15:13:303:58:179:359:18
10:53
+0:53
25.2M
25.20 mi15:17:554:02:429:384:25
12:48
+1:55
Finish
26.22 mi15:28:084:12:559:3910:13
10:02
-2:46

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

8:49 /mi

Average Pace

9:39 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:37:18

38% of race

Time at Steady Pace

2:10:50

52% of race

Time at Slower Pace

24:47

10% of race

Average Pace: 9:39 /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 mi11:42:3527:228:4927:22
8:49
#19504
10K
6.21 mi12:10:3255:198:5427:57
9:00
#20202
15K
9.32 mi12:39:211:24:089:0228:49
9:17
#20691
20K
12.43 mi13:08:351:53:229:0729:14
9:25
#20880
Half
13.11 mi13:14:441:59:319:076:09
9:01
#20851
25K
15.53 mi13:38:342:23:219:1423:50
9:50
#21040
30K
18.64 mi14:09:182:54:059:2030:44
9:54
#20960
20M
20.00 mi14:23:123:07:599:2413:54
10:14
#20952
21M
21.00 mi14:34:163:19:039:2911:04
11:04
#20944
35K
21.75 mi14:41:173:26:049:297:01
9:23
#20888
23M
23.00 mi14:54:123:38:599:3112:55
10:19
#20860
24M
24.00 mi15:04:123:48:599:3210:00
10:00
#20847
40K
24.85 mi15:13:303:58:179:359:18
10:53
#20902
25.2M
25.20 mi15:17:554:02:429:384:25
12:48
#20974
Finish
26.22 mi15:28:084:12:559:3910:13
10:02
#21016
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM70-74Seg. OverallSeg. MalesSeg. M70-74
5K3.11 mi3.11 mi19504119701197021559(Top 81%)13004(Top 86%)13004(Top 6105%)
10K6.21 mi3.10 mi20202-69812312-34212312-34220858(Top 78%)12650(Top 83%)12650(Top 5939%)
15K9.32 mi3.11 mi20691-48912552-24012552-24021559(Top 81%)13004(Top 86%)13004(Top 6105%)
20K12.43 mi3.11 mi20880-18912651-9912651-9921259(Top 80%)12860(Top 85%)12860(Top 6038%)
Half13.11 mi0.68 mi20851+2912643+812643+820485(Top 77%)12510(Top 82%)12510(Top 5873%)
25K15.53 mi2.42 mi21040-18912732-8912732-8921805(Top 82%)13056(Top 86%)13056(Top 6130%)
30K18.64 mi3.11 mi20960+8012680+5212680+5220727(Top 78%)12523(Top 83%)12523(Top 5879%)
20M20.00 mi1.36 mi20952+812665+1512665+1521085(Top 79%)12603(Top 83%)12603(Top 5917%)
21M21.00 mi1.00 mi20944+812649+1612649+1620957(Top 79%)12500(Top 82%)12500(Top 5869%)
35K21.75 mi0.75 mi20888+5612609+4012609+4019440(Top 73%)11799(Top 78%)11799(Top 5539%)
23M23.00 mi1.25 mi20860+2812584+2512584+2520855(Top 78%)12394(Top 82%)12394(Top 5819%)
24M24.00 mi1.00 mi20847+1312568+1612568+1620774(Top 78%)12333(Top 81%)12333(Top 5790%)
40K24.85 mi0.85 mi20902-5512579-1112579-1122089(Top 83%)12875(Top 85%)12875(Top 6045%)
25.2M25.20 mi0.35 mi20974-7212606-2712606-2723700(Top 89%)13638(Top 90%)13638(Top 6403%)
Finish26.22 mi1.02 mi21016-4212611-512611-521818(Top 82%)12778(Top 84%)12778(Top 5999%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

21559

Males

13004

M70-74

13004

5K→10K

3.1 - 6.2 mi

Top 78%
×5stories
+79ft-138ft

Overall

20858

Males

12650

M70-74

12650

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

21559

Males

13004

M70-74

13004

15K→20K

9.3 - 12.4 mi

Top 80%
×5stories
+106ft-86ft

Overall

21259

Males

12860

M70-74

12860

20K→Half

12.4 - 13.1 mi

Top 77%
×2stories
+19ft-37ft

Overall

20485

Males

12510

M70-74

12510

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

21805

Males

13056

M70-74

13056

25K→30K

15.5 - 18.6 mi

Top 78%
×9stories
+181ft-148ft

Overall

20727

Males

12523

M70-74

12523

30K→20M

18.6 - 20.0 mi

Top 79%
×5stories
+64ft-50ft

Overall

21085

Males

12603

M70-74

12603

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

20957

Males

12500

M70-74

12500

21M→35K

21.0 - 21.8 mi

Top 73%
×7stories
+17ft-86ft

Overall

19440

Males

11799

M70-74

11799

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

20855

Males

12394

M70-74

12394

23M→24M

23.0 - 24.0 mi

Top 78%
×6stories
+12ft-82ft

Overall

20774

Males

12333

M70-74

12333

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

22089

Males

12875

M70-74

12875

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

23700

Males

13638

M70-74

13638

25.2M→Finish

25.2 - 26.2 mi

Top 82%
×2stories
+22ft-21ft

Overall

21818

Males

12778

M70-74

12778

Passing Analysis

Category:
Athletes Passed
932
Passed By
2444
Net Change
-1512
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19504
5K10K91789-698#19504#20202
10K15K56545-489#20202#20691
15K20K96285-189#20691#20880
20KHalf4920+29#20880#20851
Half25K49238-189#20851#21040
25K30K192112+80#21040#20960
30K20M7769+8#20960#20952
20M21M6254+8#20952#20944
21M35K6711+56#20944#20888
35K23M8557+28#20888#20860
23M24M5340+13#20860#20847
24M40K2277-55#20847#20902
40K25.2M476-72#20902#20974
25.2MFinish2971-42#20974#21016
TOTALS9322444-1512
📊

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