Mark Williams

Arlington, VA

Bib: 21643 M 49

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 61036

Gender (Male)

#0 / 31978

Masters (Masters Men)

#0 / 14572

Division (M45-49)

#0 / 3266

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

9:31/mi

28:32

↑ 182 ft↓ 221 ft0.2% grade

79 ft elev

5K· 3.11 mi

9:59/mi

29:36

→ flat

76 ft elev

9:51/mi

38:24

↑ 23 ft↓ 16 ft0.1% grade

84 ft elev

9:47/mi

48:11

↑ 13 ft↓ 30 ft0.3% grade

70 ft elev

9:46/mi

57:57

↑ 16 ft↓ 36 ft0.4% grade

47 ft elev

10K· 6.21 mi

9:54/mi

1:00:04

→ flat0.6% grade

58 ft elev

10:11/mi

1:08:04

↓ 30 ft0.6% grade

33 ft elev

10:00/mi

1:18:04

↑ 30 ft0.4% grade

54 ft elev

10:01/mi

1:28:05

↑ 61 ft↓ 33 ft0.5% grade

81 ft elev

15K· 9.32 mi

9:43/mi

1:31:12

↓ 13 ft0.8% grade

66 ft elev

10M

11:36/mi

1:39:05

↓ 36 ft0.9% grade

33 ft elev

11M

9:57/mi

1:49:02

↑ 43 ft0.7% grade

72 ft elev

12M

9:59/mi

1:59:01

↓ 46 ft0.8% grade

33 ft elev

20K· 12.43 mi

10:22/mi

2:03:27

↑ 16 ft0.7% grade

54 ft elev

13M

10:21/mi

2:09:23

↓ 26 ft0.8% grade

36 ft elev

Half· 13.11 mi

10:21/mi

2:10:31

→ flat0.5% grade

49 ft elev

14M

10:04/mi

2:19:29

↑ 23 ft↓ 39 ft0.3% grade

36 ft elev

15M

11:26/mi

2:30:55

↑ 62 ft1.1% grade

93 ft elev

25K· 15.53 mi

11:40/mi

2:37:09

↑ 68 ft2.4% grade

169 ft elev

16M

12:27/mi

2:42:57

↓ 45 ft1.7% grade

125 ft elev

17M

11:48/mi

2:54:45

↑ 10 ft↓ 59 ft0.9% grade

59 ft elev

18M

15:41/mi

3:10:26

↑ 30 ft↓ 49 ft0.4% grade

39 ft elev

30K· 18.64 mi

16:13/mi

3:20:50

→ flat

41 ft elev

19M

15:55/mi

3:26:33

→ flat0.2% grade

39 ft elev

20M

13:55/mi

3:40:28

↑ 43 ft0.7% grade

72 ft elev

21M

13:39/mi

3:54:07

↑ 20 ft↓ 39 ft0.4% grade

53 ft elev

35K· 21.75 mi

21:00/mi

4:09:50

↑ 20 ft↓ 23 ft

52 ft elev

22M

20:57/mi

4:15:07

→ flat0.2% grade

51 ft elev

23M

17:10/mi

4:32:17

↓ 10 ft0.1% grade

46 ft elev

24M

12:51/mi

4:45:08

↑ 92 ft1.7% grade

138 ft elev

40K· 24.85 mi

13:26/mi

4:56:37

↑ 13 ft↓ 62 ft1.1% grade

93 ft elev

25M

12:30/mi

4:58:26

↑ 10 ft1.3% grade

111 ft elev

26M

12:34/mi

5:11:00

↑ 39 ft↓ 39 ft

112 ft elev

Finish· 26.22 mi

12:30/mi

5:13:44

↓ 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

2:10:319:57 /mi⚡ faster

2nd Half

3:03:1313:59 /mi+40.4%

Positive split — 40.4% slower in the second half

AI Race Performance Report

Mark's race, broken down like a coach

The full Race Story, performance analysis, segment & passing breakdowns, and where the race turned. Free to unlock — for anyone.

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
3M	28:32	9:31	3.00 mi	28:32	9:31	-
5K	29:36	9:32	0.11 mi	1:04	9:59	+0:28
4M	38:24	9:36	0.89 mi	8:48	9:51	-0:08
5M	48:11	9:38	1.00 mi	9:47	9:47	-0:04
6M	57:57	9:40	1.00 mi	9:46	9:46	-0:01
10K	1:00:04	9:40	0.21 mi	2:07	9:54	+0:08
7M	1:08:04	9:43	0.79 mi	8:00	10:11	+0:17
8M	1:18:04	9:45	1.00 mi	10:00	10:00	-0:11
9M	1:28:05	9:47	1.00 mi	10:01	10:01	+0:01
15K	1:31:12	9:47	0.32 mi	3:07	9:43	-0:18
10M	1:39:05	9:55	0.68 mi	7:53	11:36	+1:53
11M	1:49:02	9:55	1.00 mi	9:57	9:57	-1:39
12M	1:59:01	9:55	1.00 mi	9:59	9:59	+0:02
20K	2:03:27	9:56	0.43 mi	4:26	10:22	+0:23
13M	2:09:23	9:57	0.57 mi	5:56	10:21	-0:01
Half(13.11 mi)	2:10:31	9:57	0.11 mi	1:08	10:21	0:00
14M	2:19:29	9:58	0.89 mi	8:58	10:04	-0:17
15M	2:30:55	10:04	1.00 mi	11:26	11:26	+1:22
25K	2:37:09	10:07	0.53 mi	6:14	11:40	+0:14
16M	2:42:57	10:11	0.47 mi	5:48	12:27	+0:47
17M	2:54:45	10:17	1.00 mi	11:48	11:48	-0:39
18M	3:10:26	10:35	1.00 mi	15:41	15:41	+3:53
30K	3:20:50	10:46	0.64 mi	10:24	16:13	+0:32
19M	3:26:33	10:52	0.36 mi	5:43	15:55	-0:18
20M	3:40:28	11:01	1.00 mi	13:55	13:55	-2:00
21M	3:54:07	11:09	1.00 mi	13:39	13:39	-0:16
35K	4:09:50	11:29	0.75 mi	15:43	21:00	+7:21
22M	4:15:07	11:36	0.25 mi	5:17	20:57	-0:03
23M	4:32:17	11:50	1.00 mi	17:10	17:10	-3:47
24M	4:45:08	11:53	1.00 mi	12:51	12:51	-4:19
40K	4:56:37	11:56	0.85 mi	11:29	13:26	+0:35
25M	4:58:26	11:56	0.15 mi	1:49	12:30	-0:56
26M	5:11:00	11:58	1.00 mi	12:34	12:34	+0:04
Finish(26.22 mi)	5:13:44	11:58	0.22 mi	2:44	12:30	-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

9:31 /mi

Average Pace

11:58 /mi

Slowest Pace

21:00 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:52:06

36% of race

Time at Steady Pace

1:32:37

30% of race

Time at Slower Pace

1:49:01

35% of race

Average Pace: 11:58 /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	M45-49	Seg. Overall	Seg. Males	Seg. M45-49
3M	3.00 mi	29685	19627	2003	31976	20317	2026
5K	0.11 mi	29835-150	19675-48	2003	37332	22855	2324
4M	0.89 mi	31180-1345	20340-665	2061-58	35966	22652	2284
5M	1.00 mi	32068-888	20784-444	2100-39	35858	22562	2276
6M	1.00 mi	32343-275	20921-137	2105-5	34477	21896	2198
10K	0.21 mi	32409-66	20948-27	2109-4	35467	22385	2248
7M	0.79 mi	33433-1024	21481-533	2163-54	41824	25202	2549
8M	1.00 mi	33533-100	21543-62	2169-6	34867	22176	2215
9M	1.00 mi	33629-96	21592-49	2174-5	34787	22150	2219
15K	0.32 mi	33580+49	21564+28	2168+6	33542	21390	2135
10M	0.68 mi	34795-1215	22104-540	2230-62	47561	27225	2763
11M	1.00 mi	34481+314	21954+150	2206+24	32439	20818	2060
12M	1.00 mi	34243+238	21820+134	2190+16	32807	21013	2118
20K	0.43 mi	34284-41	21828-8	2187+3	37167	22872	2288
13M	0.57 mi	34095+189	21731+97	2175+12	31976	20317	2026
Half(13.11 mi)	0.11 mi	34084+11	21715+16	2169+6	33060	20826	2067
14M	0.89 mi	33840+244	21565+150	2155+14	31845	20173	2032
15M	1.00 mi	34149-309	21645-80	2158-3	38626	22974	2319
25K	0.53 mi	34263-114	21653-8	2157+1	38298	22663	2295
16M	0.47 mi	34924-661	21930-277	2189-32	51220	27965	2846
17M	1.00 mi	35549-625	22177-247	2213-24	43799	25123	2553
18M	1.00 mi	38295-2746	23354-1177	2351-138	57038	30334	3112
30K	0.64 mi	39772-1477	23910-556	2426-75	55966	29797	3067
19M	0.36 mi	40549-777	24222-312	2467-41	56520	29950	3085
20M	1.00 mi	41123-574	24394-172	2483-16	47591	26063	2654
21M	1.00 mi	41578-455	24525-131	2504-21	47249	25735	2609
35K	0.75 mi	44026-2448	25505-980	2590-86	60472	31708	3240
22M	0.25 mi	44677-651	25773-268	2617-27	60365	31695	3243
23M	1.00 mi	45940-1263	26245-472	2668-51	58338	30783	3164
24M	1.00 mi	45770+170	26140+105	2657+11	41653	22869	2303
40K	0.85 mi	45900-130	26148-8	2658-1	48420	26099	2646
25M	0.15 mi	45898+2	26145+3	2659-1	45716	24975	2525
26M	1.00 mi	45917-19	26101+44	2651+8	46740	25299	2548
Finish(26.22 mi)	0.22 mi	45985-68	26125-24	2652-1	52157	27841	2793

Segment Performance Analysis

20K→13M

0.0 - 3.0 mi

Top 52%

118 ft79 ft

↑ 182ft↓ 221ft

194 ft

Overall

31976

Males

20317

No position changes recorded for this athlete.

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