Kevin Shackelford

Wakefield, MA

Bib: 25722 M 51

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 61036

Top 23%

Gender (Male)

#0 / 31978

Top 32%

Masters (Masters Men)

#0 / 14572

Top 27%

Division (M50-54)

#0 / 2905

Top 27%

Race Day Weather

50°/40°F

clear sky

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Mile 1 · 259 ft

Mile 2 · 64 ft

Start

0:00

Race begins

118 ft elev

9:05/mi

27:16

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

8:25/mi

28:10

→ flat

76 ft elev

8:30/mi

35:45

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

8:19/mi

44:04

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

8:21/mi

52:25

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

8:30/mi

54:14

→ flat0.6% grade

58 ft elev

8:10/mi

1:00:39

↓ 30 ft0.6% grade

33 ft elev

8:27/mi

1:09:06

↑ 30 ft0.4% grade

54 ft elev

8:41/mi

1:17:47

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

8:31/mi

1:20:31

↓ 13 ft0.8% grade

66 ft elev

10M

8:40/mi

1:26:24

↓ 36 ft0.9% grade

33 ft elev

11M

8:47/mi

1:35:11

↑ 43 ft0.7% grade

72 ft elev

12M

8:44/mi

1:43:55

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

8:53/mi

1:47:43

↑ 16 ft0.7% grade

54 ft elev

13M

8:55/mi

1:52:49

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

8:55/mi

1:53:48

→ flat0.5% grade

49 ft elev

14M

8:39/mi

2:01:30

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

8:54/mi

2:10:24

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

9:18/mi

2:15:22

↑ 68 ft2.4% grade

169 ft elev

16M

8:31/mi

2:19:20

↓ 45 ft1.7% grade

125 ft elev

17M

8:40/mi

2:28:00

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

8:34/mi

2:36:34

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

8:50/mi

2:42:14

→ flat

41 ft elev

19M

8:35/mi

2:45:19

→ flat0.2% grade

39 ft elev

20M

8:58/mi

2:54:17

↑ 43 ft0.7% grade

72 ft elev

21M

8:50/mi

3:03:07

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

8:57/mi

3:09:49

↑ 20 ft↓ 23 ft

52 ft elev

22M

9:31/mi

3:12:13

→ flat0.2% grade

51 ft elev

23M

9:06/mi

3:21:19

↓ 10 ft0.1% grade

46 ft elev

24M

9:10/mi

3:30:29

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

8:50/mi

3:38:02

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

9:03/mi

3:39:21

↑ 10 ft1.3% grade

111 ft elev

26M

8:54/mi

3:48:15

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

8:50/mi

3:50:11

↓ 10 ft0.9% grade

102 ft elev

Course Elevation

926ft

Total climb

232ft

Range

30 to 262 ft

943ft

Total descent

About the height of two Statues of Liberty

The Course

Half Splits

1st Half· via Half

1:53:488:41 /mi⚡ faster

2nd Half

1:56:238:53 /mi+2.3%

Positive split — 2.3% slower in the second half

AI Race Performance Report

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	27:16	9:05	3.00 mi	27:16	9:05	-
5K	28:10	9:04	0.11 mi	0:54	8:25	-0:40
4M	35:45	8:56	0.89 mi	7:35	8:30	+0:05
5M	44:04	8:49	1.00 mi	8:19	8:19	-0:11
6M	52:25	8:44	1.00 mi	8:21	8:21	+0:02
10K	54:14	8:44	0.21 mi	1:49	8:30	+0:09
7M	1:00:39	8:40	0.79 mi	6:25	8:10	-0:20
8M	1:09:06	8:38	1.00 mi	8:27	8:27	+0:17
9M	1:17:47	8:39	1.00 mi	8:41	8:41	+0:14
15K	1:20:31	8:38	0.32 mi	2:44	8:31	-0:10
10M	1:26:24	8:38	0.68 mi	5:53	8:40	+0:09
11M	1:35:11	8:39	1.00 mi	8:47	8:47	+0:07
12M	1:43:55	8:40	1.00 mi	8:44	8:44	-0:03
20K	1:47:43	8:40	0.43 mi	3:48	8:53	+0:09
13M	1:52:49	8:41	0.57 mi	5:06	8:55	+0:02
Half(13.11 mi)	1:53:48	8:41	0.11 mi	0:59	8:55	0:00
14M	2:01:30	8:41	0.89 mi	7:42	8:39	-0:16
15M	2:10:24	8:42	1.00 mi	8:54	8:54	+0:15
25K	2:15:22	8:43	0.53 mi	4:58	9:18	+0:24
16M	2:19:20	8:42	0.47 mi	3:58	8:31	-0:47
17M	2:28:00	8:42	1.00 mi	8:40	8:40	+0:09
18M	2:36:34	8:42	1.00 mi	8:34	8:34	-0:06
30K	2:42:14	8:42	0.64 mi	5:40	8:50	+0:16
19M	2:45:19	8:42	0.36 mi	3:05	8:35	-0:15
20M	2:54:17	8:43	1.00 mi	8:58	8:58	+0:23
21M	3:03:07	8:43	1.00 mi	8:50	8:50	-0:08
35K	3:09:49	8:44	0.75 mi	6:42	8:57	+0:07
22M	3:12:13	8:44	0.25 mi	2:24	9:31	+0:34
23M	3:21:19	8:45	1.00 mi	9:06	9:06	-0:25
24M	3:30:29	8:46	1.00 mi	9:10	9:10	+0:04
40K	3:38:02	8:46	0.85 mi	7:33	8:50	-0:20
25M	3:39:21	8:46	0.15 mi	1:19	9:03	+0:13
26M	3:48:15	8:47	1.00 mi	8:54	8:54	-0:09
Finish(26.22 mi)	3:50:11	8:47	0.22 mi	1:56	8:50	-0:04

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

8:10 /mi

Average Pace

8:47 /mi

Slowest Pace

9:31 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:55:58

76% of race

Time at Steady Pace

54:13

24% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:47 /mi

Loading chart...

Faster pace (< avg)

Steady pace (≈ avg)

Slower pace (> avg)

Heatmap

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

Pace:

Faster

Steady

Slower

Checkpoint and Segment Rankings

Checkpoint	Seg. Dist	Overall	Males	M50-54	Seg. Overall	Seg. Males	Seg. M50-54
3M	3.00 mi	23334	16158	1354	15291	11197	877
5K	0.11 mi	22926+408	15917+241	1335+19	15725	11496	957
4M	0.89 mi	21486+1440	15110+807	1266+69	16699	12249	990
5M	1.00 mi	20178+1308	14357+753	1206+60	15546	11541	924
6M	1.00 mi	19259+919	13819+538	1140+66	15066	11266	887
10K	0.21 mi	19094+165	13713+106	1132+8	15616	11635	908
7M	0.79 mi	18531+563	13399+314	1106+26	14458	10942	858
8M	1.00 mi	17999+532	13087+312	1079+27	14945	11224	886
9M	1.00 mi	17855+144	13002+85	1062+17	16983	12515	984
15K	0.32 mi	17831+24	12993+9	1060+2	17357	12689	1007
10M	0.68 mi	17792+39	12962+31	1056+4	18158	13107	1036
11M	1.00 mi	17706+86	12897+65	1046+10	17187	12578	993
12M	1.00 mi	17676+30	12873+24	1041+5	17458	12760	1025
20K	0.43 mi	17694-18	12877-4	1044-3	18668	13448	1070
13M	0.57 mi	17554+140	12792+85	1040+4	15291	11197	877
Half(13.11 mi)	0.11 mi	17553+1	12795-3	1036+4	17110	12228	955
14M	0.89 mi	17363+190	12658+137	1023+13	15524	11357	893
15M	1.00 mi	17009+354	12419+239	1001+22	13941	10346	795
25K	0.53 mi	16907+102	12337+82	992+9	15797	11350	881
16M	0.47 mi	16808+99	12268+69	981+11	14887	10864	863
17M	1.00 mi	16566+242	12100+168	965+16	14267	10466	807
18M	1.00 mi	16254+312	11869+231	944+21	13165	9692	752
30K	0.64 mi	16088+166	11751+118	932+12	14376	10275	793
19M	0.36 mi	15968+120	11671+80	924+8	13030	9461	729
20M	1.00 mi	15618+350	11417+254	899+25	12803	9179	691
21M	1.00 mi	15213+405	11129+288	879+20	11015	8021	618
35K	0.75 mi	15019+194	10973+156	867+12	12519	8794	688
22M	0.25 mi	14998+21	10949+24	866+1	15955	10800	861
23M	1.00 mi	14754+244	10740+209	844+22	13203	9074	716
24M	1.00 mi	14453+301	10511+229	819+25	10722	7502	564
40K	0.85 mi	14203+250	10320+191	805+14	10611	7272	541
25M	0.15 mi	14197+6	10313+7	805	13698	9187	691
26M	1.00 mi	14047+150	10182+131	795+10	12945	8564	634
Finish(26.22 mi)	0.22 mi	14059-12	10186-4	794+1	18251	11489	834

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 25%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

15291

Males

11197

No position changes recorded for this athlete.

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