Jason Kerver

Bib: 13645•M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 26622

Gender (Male)

#0 / 15176

Masters (Masters Men)

#0 / 9891

Age Group (M50-54)

#0 / 2052

Race Day Weather

49°/39°F

light intensity drizzle

⏱️ Race Timeline

Watch your race unfold from start to finish

Start

0:00:00

Race begins

Start

0:00:00

Race begins

5K· 3.11 mi

25:42

Rank: #15963

Start → 5K

25:42 | 8:16/mi

5K· 3.11 mi

25:42

Rank: #15963

Start → 5K

25:42 | 8:16/mi

10K· 6.21 mi

51:31

Rank: #16436 (-473)

5K → 10K

25:49 | 8:19/mi

10K· 6.21 mi

51:31

Rank: #16436 (-473)

5K → 10K

25:49 | 8:19/mi

15K· 9.32 mi

1:19:12

Rank: #17840 (-1404)

10K → 15K

27:41 | 8:55/mi

15K· 9.32 mi

1:19:12

Rank: #17840 (-1404)

10K → 15K

27:41 | 8:55/mi

20K· 12.43 mi

1:45:57

Rank: #17728 (+112)

15K → 20K

26:45 | 8:37/mi

20K· 12.43 mi

1:45:57

Rank: #17728 (+112)

15K → 20K

26:45 | 8:37/mi

Half· 13.11 mi

1:51:38

Rank: #17660 (+68)

20K → Half

5:41 | 8:20/mi

Half· 13.11 mi

1:51:38

Rank: #17660 (+68)

20K → Half

5:41 | 8:20/mi

25K· 15.53 mi

2:13:02

Rank: #17704 (-44)

Half → 25K

21:24 | 8:50/mi

25K· 15.53 mi

2:13:02

Rank: #17704 (-44)

Half → 25K

21:24 | 8:50/mi

30K· 18.64 mi

2:41:39

Rank: #17783 (-79)

25K → 30K

28:37 | 9:13/mi

30K· 18.64 mi

2:41:39

Rank: #17783 (-79)

25K → 30K

28:37 | 9:13/mi

20M

2:54:15

Rank: #17793 (-10)

30K → 20M

12:36 | 9:16/mi

20M

2:54:15

Rank: #17793 (-10)

30K → 20M

12:36 | 9:16/mi

21M

3:04:17

Rank: #17824 (-31)

20M → 21M

10:02 | 10:02/mi

21M

3:04:17

Rank: #17824 (-31)

20M → 21M

10:02 | 10:02/mi

35K· 21.75 mi

3:10:43

Rank: #17744 (+80)

21M → 35K

6:26 | 8:36/mi

35K· 21.75 mi

3:10:43

Rank: #17744 (+80)

21M → 35K

6:26 | 8:36/mi

23M

3:22:06

Rank: #17683 (+61)

35K → 23M

11:23 | 9:05/mi

23M

3:22:06

Rank: #17683 (+61)

35K → 23M

11:23 | 9:05/mi

24M

3:31:05

Rank: #17679 (+4)

23M → 24M

8:59 | 8:59/mi

24M

3:31:05

Rank: #17679 (+4)

23M → 24M

8:59 | 8:59/mi

40K· 24.85 mi

3:38:54

Rank: #17661 (+18)

24M → 40K

7:49 | 9:09/mi

40K· 24.85 mi

3:38:54

Rank: #17661 (+18)

24M → 40K

7:49 | 9:09/mi

25.2M

3:42:33

Rank: #17708 (-47)

40K → 25.2M

3:39 | 10:35/mi

25.2M

3:42:33

Rank: #17708 (-47)

40K → 25.2M

3:39 | 10:35/mi

Finish· 26.22 mi

3:52:05

Rank: #17788 (-80)

25.2M → Finish

9:32 | 9:21/mi

Finish· 26.22 mi

3:52:05

Rank: #17788 (-80)

25.2M → Finish

9:32 | 9:21/mi

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Half Splits

1st Half· via HalfFaster

Distance13.11 mi

Time1:51:38

Pace8:31 /mi

2nd Half

Distance13.11 mi

Time2:00:27

Pace9:11 /mi

📊Positive Split: 7.9% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	10:54:15	25:42	8:16	25:42	8:16	-
10K	6.21 mi	11:20:04	51:31	8:17	25:49	8:19	+0:03
15K	9.32 mi	11:47:45	1:19:12	8:30	27:41	8:55	+0:36
20K	12.43 mi	12:14:30	1:45:57	8:32	26:45	8:37	-0:18
Half	13.11 mi	12:20:11	1:51:38	8:31	5:41	8:20	-0:17
25K	15.53 mi	12:41:35	2:13:02	8:34	21:24	8:50	+0:30
30K	18.64 mi	13:10:12	2:41:39	8:40	28:37	9:13	+0:23
20M	20.00 mi	13:22:48	2:54:15	8:43	12:36	9:16	+0:03
21M	21.00 mi	13:32:50	3:04:17	8:47	10:02	10:02	+0:46
35K	21.75 mi	13:39:16	3:10:43	8:46	6:26	8:36	-1:26
23M	23.00 mi	13:50:39	3:22:06	8:47	11:23	9:05	+0:29
24M	24.00 mi	13:59:38	3:31:05	8:48	8:59	8:59	-0:06
40K	24.85 mi	14:07:27	3:38:54	8:48	7:49	9:09	+0:10
25.2M	25.20 mi	14:11:06	3:42:33	8:50	3:39	10:35	+1:26
Finish	26.22 mi	14:20:38	3:52:05	8:51	9:32	9:21	-1:14

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

8:16 /mi

Average Pace

8:51 /mi

Slowest Pace

10:35 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:30:23

39% of race

Time at Steady Pace

1:58:29

51% of race

Time at Slower Pace

23:13

10% of race

Average Pace: 8:51 /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.

0mi6.6mi13.1mi19.7mi26.2mi

Pace:

Faster

Steady

Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	10:54:15	25:42	8:16	25:42	8:16	#15963
10K	6.21 mi	11:20:04	51:31	8:17	25:49	8:19	#16436
15K	9.32 mi	11:47:45	1:19:12	8:30	27:41	8:55	#17840
20K	12.43 mi	12:14:30	1:45:57	8:32	26:45	8:37	#17728
Half	13.11 mi	12:20:11	1:51:38	8:31	5:41	8:20	#17660
25K	15.53 mi	12:41:35	2:13:02	8:34	21:24	8:50	#17704
30K	18.64 mi	13:10:12	2:41:39	8:40	28:37	9:13	#17783
20M	20.00 mi	13:22:48	2:54:15	8:43	12:36	9:16	#17793
21M	21.00 mi	13:32:50	3:04:17	8:47	10:02	10:02	#17824
35K	21.75 mi	13:39:16	3:10:43	8:46	6:26	8:36	#17744
23M	23.00 mi	13:50:39	3:22:06	8:47	11:23	9:05	#17683
24M	24.00 mi	13:59:38	3:31:05	8:48	8:59	8:59	#17679
40K	24.85 mi	14:07:27	3:38:54	8:48	7:49	9:09	#17661
25.2M	25.20 mi	14:11:06	3:42:33	8:50	3:39	10:35	#17708
Finish	26.22 mi	14:20:38	3:52:05	8:51	9:32	9:21	#17788

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
5K	3.11 mi	3.11 mi	15963	10689	10689	20078(Top 75%)	12334(Top 81%)	12334(Top 601%)
10K	6.21 mi	3.10 mi	16436-473	10871-182	10871-182	16988(Top 64%)	11102(Top 73%)	11102(Top 541%)
15K	9.32 mi	3.11 mi	17840-1404	11392-521	11392-521	20078(Top 75%)	12334(Top 81%)	12334(Top 601%)
20K	12.43 mi	3.11 mi	17728+112	11346+46	11346+46	17546(Top 66%)	11270(Top 74%)	11270(Top 549%)
Half	13.11 mi	0.68 mi	17660+68	11319+27	11319+27	16645(Top 63%)	10947(Top 72%)	10947(Top 533%)
25K	15.53 mi	2.42 mi	17704-44	11328-9	11328-9	18086(Top 68%)	11467(Top 76%)	11467(Top 559%)
30K	18.64 mi	3.11 mi	17783-79	11336-8	11336-8	18212(Top 68%)	11419(Top 75%)	11419(Top 556%)
20M	20.00 mi	1.36 mi	17793-10	11317+19	11317+19	17883(Top 67%)	11182(Top 74%)	11182(Top 545%)
21M	21.00 mi	1.00 mi	17824-31	11321-4	11321-4	18138(Top 68%)	11278(Top 74%)	11278(Top 550%)
35K	21.75 mi	0.75 mi	17744+80	11271+50	11271+50	15842(Top 60%)	10233(Top 67%)	10233(Top 499%)
23M	23.00 mi	1.25 mi	17683+61	11231+40	11231+40	16488(Top 62%)	10454(Top 69%)	10454(Top 509%)
24M	24.00 mi	1.00 mi	17679+4	11217+14	11217+14	17136(Top 64%)	10682(Top 70%)	10682(Top 521%)
40K	24.85 mi	0.85 mi	17661+18	11202+15	11202+15	16812(Top 63%)	10500(Top 69%)	10500(Top 512%)
25.2M	25.20 mi	0.35 mi	17708-47	11222-20	11222-20	19318(Top 73%)	11609(Top 76%)	11609(Top 566%)
Finish	26.22 mi	1.02 mi	17788-80	11243-21	11243-21	19580(Top 74%)	11786(Top 78%)	11786(Top 574%)

11786

Passing Analysis

Category:

Athletes Passed

1227

Passed By

3052

Net Change

-1825

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#15963
5K → 10K	131	604	-473	#15963	#16436
10K → 15K	15	1419	-1404	#16436	#17840
15K → 20K	219	107	+112	#17840	#17728
20K → Half	73	5	+68	#17728	#17660
Half → 25K	101	145	-44	#17660	#17704
25K → 30K	152	231	-79	#17704	#17783
30K → 20M	92	102	-10	#17783	#17793
20M → 21M	73	104	-31	#17793	#17824
21M → 35K	95	15	+80	#17824	#17744
35K → 23M	110	49	+61	#17744	#17683
23M → 24M	65	61	+4	#17683	#17679
24M → 40K	63	45	+18	#17679	#17661
40K → 25.2M	10	57	-47	#17661	#17708
25.2M → Finish	28	108	-80	#17708	#17788
TOTALS	1227	3052	-1825

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 2 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

Jason Kerver

⏱️ Race Timeline

Race Animation with Course Map

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Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→Half

Half→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→Finish