Preston Cox

Las Vegas, NV

Bib: 4985 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 30047

Top 7%

Gender (Male)

#0 / 17709

Top 10%

Masters (Masters Men)

#0 / 8330

Top 6%

Division (M40-44)

#0 / 2340

Top 8%

Race Day Weather

42°/32°F

broken clouds

⏱️ Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

7:33/mi

23:26

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

7:12/mi

45:48

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

7:39/mi

1:09:34

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

7:51/mi

1:38:51

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

7:28/mi

1:57:25

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

7:39/mi

2:21:11

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

8:13/mi

2:46:42

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

9:16/mi

3:15:29

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

9:58/mi

3:29:04

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

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Half Splits

1st Half· via 21KFaster

Distance13.05 mi

Time1:38:51

Pace7:35 /mi

2nd Half

Distance13.17 mi

Time1:50:13

Pace8:22 /mi

📊Positive Split: 11.5% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	07:44:06	23:26	7:33	23:26	7:33	-
10K	6.21 mi	08:06:28	45:48	7:22	22:22	7:12	-0:21
15K	9.32 mi	08:30:14	1:09:34	7:28	23:46	7:39	+0:27
21K	13.05 mi	08:59:31	1:38:51	7:35	29:17	7:51	+0:12
25K	15.53 mi	09:18:05	1:57:25	7:34	18:34	7:28	-0:23
30K	18.64 mi	09:41:51	2:21:11	7:34	23:46	7:39	+0:11
35K	21.75 mi	10:07:22	2:46:42	7:40	25:31	8:13	+0:34
40K	24.85 mi	10:36:09	3:15:29	7:52	28:47	9:16	+1:03
Finish	26.22 mi	10:49:44	3:29:04	7:59	13:35	9:58	+0:42

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

7:12 /mi

Average Pace

7:59 /mi

Slowest Pace

9:58 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

22:22

11% of race

Time at Steady Pace

1:58:49

57% of race

Time at Slower Pace

1:07:53

32% of race

Average Pace: 7:58 /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

Overall Pace Trend

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	07:44:06	23:26	7:33	23:26	7:33	#1013
10K	6.21 mi	08:06:28	45:48	7:22	22:22	7:12	#1155
15K	9.32 mi	08:30:14	1:09:34	7:28	23:46	7:39	#1481
21K	13.05 mi	08:59:31	1:38:51	7:35	29:17	7:51	#1657
25K	15.53 mi	09:18:05	1:57:25	7:34	18:34	7:28	#1656
30K	18.64 mi	09:41:51	2:21:11	7:34	23:46	7:39	#1585
35K	21.75 mi	10:07:22	2:46:42	7:40	25:31	8:13	#1632
40K	24.85 mi	10:36:09	3:15:29	7:52	28:47	9:16	#1898
Finish	26.22 mi	10:49:44	3:29:04	7:59	13:35	9:58	#2105

Faster pace

Steady pace

Slower pace

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	3.11 mi	1013	896	105	2308(Top 8%)	1897(Top 11%)	226(Top 10%)
10K	6.21 mi	3.10 mi	1155-142	1018-122	120-15	1388(Top 5%)	1204(Top 7%)	140(Top 6%)
15K	9.32 mi	3.11 mi	1481-326	1269-251	153-33	2308(Top 8%)	1897(Top 11%)	226(Top 10%)
21K	13.05 mi	3.73 mi	1657-176	1410-141	170-17	2352(Top 8%)	1949(Top 11%)	236(Top 10%)
25K	15.53 mi	2.48 mi	1656+1	1404+6	167+3	1818(Top 6%)	1526(Top 9%)	181(Top 8%)
30K	18.64 mi	3.11 mi	1585+71	1341+63	161+6	1510(Top 5%)	1268(Top 7%)	140(Top 6%)
35K	21.75 mi	3.11 mi	1632-47	1373-32	156+5	2407(Top 8%)	1911(Top 11%)	216(Top 9%)
40K	24.85 mi	3.10 mi	1898-266	1543-170	175-19	5108(Top 17%)	3591(Top 20%)	445(Top 19%)
Finish	26.22 mi	1.37 mi	2105-207	1705-162	195-20	7754(Top 26%)	5067(Top 29%)	629(Top 27%)

5067

Passing Analysis

Category:

Athletes Passed

239*

Passed By

1331

Net Change

-1092

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#1013
5K → 10K	6	148	-142	#1013	#1155
10K → 15K	6	332	-326	#1155	#1481
15K → 21K	11*	187	-176	#1481	#1657
21K → 25K	38	37	+1	#1657	#1656
25K → 30K	85*	14	+71	#1656	#1585
30K → 35K	60	107	-47	#1585	#1632
35K → 40K	27*	293	-266	#1632	#1898
40K → Finish	6*	213	-207	#1898	#2105
TOTALS	239*	1331	-1092

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

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Results processed 7 days ago

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Enhanced athlete results built from publicly available data.

Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions