Sean Cooper

Bethesda, MD

Bib: 7250 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 30047

Top 19%

Gender (Male)

#0 / 17709

Top 24%

Masters (Masters Men)

#0 / 8330

Top 16%

Division (M50-54)

#0 / 1638

Top 15%

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

8:47/mi

27:16

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

7:56/mi

51:56

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

8:09/mi

1:17:15

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

8:27/mi

1:48:45

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

8:21/mi

2:09:29

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

8:42/mi

2:36:30

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

10:17/mi

3:08:26

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

10:31/mi

3:41:05

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

9:59/mi

3:54:42

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Is this your race?

Claim it for a free AI report on this race

A one-of-a-kind AI Race Performance Report that reads your race like a coach. A plain-English story of how you raced, where you surged and faded, and what it all means. Emailed to you, free.

Half Splits

1st Half· via 21KFaster

Distance13.05 mi

Time1:48:45

Pace8:20 /mi

2nd Half

Distance13.17 mi

Time2:05:57

Pace9:34 /mi

📊Positive Split: 15.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	07:50:37	27:16	8:47	27:16	8:47	-
10K	6.21 mi	08:15:17	51:56	8:21	24:40	7:56	-0:51
15K	9.32 mi	08:40:36	1:17:15	8:17	25:19	8:09	+0:13
21K	13.05 mi	09:12:06	1:48:45	8:20	31:30	8:27	+0:18
25K	15.53 mi	09:32:50	2:09:29	8:20	20:44	8:21	-0:06
30K	18.64 mi	09:59:51	2:36:30	8:24	27:01	8:42	+0:21
35K	21.75 mi	10:31:47	3:08:26	8:40	31:56	10:17	+1:35
40K	24.85 mi	11:04:26	3:41:05	8:54	32:39	10:31	+0:14
Finish	26.22 mi	11:18:03	3:54:42	8:57	13:37	9:59	-0:32

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

7:56 /mi

Average Pace

8:57 /mi

Slowest Pace

10:31 /mi

Loading chart...

Fastest

Middle

Slowest

Average

📊Segments

Segment Time Comparison

Time at Faster Pace

49:59

21% of race

Time at Steady Pace

1:46:31

45% of race

Time at Slower Pace

1:18:12

33% of race

Average Pace: 8:57 /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	07:50:37	27:16	8:47	27:16	8:47	#4430
10K	6.21 mi	08:15:17	51:56	8:21	24:40	7:56	#3975
15K	9.32 mi	08:40:36	1:17:15	8:17	25:19	8:09	#4010
21K	13.05 mi	09:12:06	1:48:45	8:20	31:30	8:27	#4123
25K	15.53 mi	09:32:50	2:09:29	8:20	20:44	8:21	#4184
30K	18.64 mi	09:59:51	2:36:30	8:24	27:01	8:42	#4178
35K	21.75 mi	10:31:47	3:08:26	8:40	31:56	10:17	#4928
40K	24.85 mi	11:04:26	3:41:05	8:54	32:39	10:31	#5533
Finish	26.22 mi	11:18:03	3:54:42	8:57	13:37	9:59	#5634

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	4430	3532	195	4139(Top 14%)	3330(Top 19%)	176(Top 11%)
10K	6.21 mi	3.10 mi	3975+455	3202+330	173+22	3633(Top 12%)	2952(Top 17%)	152(Top 9%)
15K	9.32 mi	3.11 mi	4010-35	3227-25	169+4	4139(Top 14%)	3330(Top 19%)	176(Top 11%)
21K	13.05 mi	3.73 mi	4123-113	3313-86	174-5	4543(Top 15%)	3595(Top 20%)	195(Top 12%)
25K	15.53 mi	2.48 mi	4184-61	3340-27	178-4	4956(Top 16%)	3843(Top 22%)	218(Top 13%)
30K	18.64 mi	3.11 mi	4178+6	3304+36	179-1	4619(Top 15%)	3543(Top 20%)	206(Top 13%)
35K	21.75 mi	3.11 mi	4928-750	3783-479	221-42	10194(Top 34%)	6787(Top 38%)	493(Top 30%)
40K	24.85 mi	3.10 mi	5533-605	4142-359	246-25	9659(Top 32%)	6222(Top 35%)	449(Top 28%)
Finish	26.22 mi	1.37 mi	5634-101	4193-51	247-1	7877(Top 26%)	5141(Top 29%)	355(Top 22%)

5141

Passing Analysis

Category:

Athletes Passed

1096*

Passed By

2300

Net Change

-1204

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#4430
5K → 10K	507*	52	+455	#4430	#3975
10K → 15K	101*	136	-35	#3975	#4010
15K → 21K	68*	181	-113	#4010	#4123
21K → 25K	71	132	-61	#4123	#4184
25K → 30K	142*	136	+6	#4184	#4178
30K → 35K	57*	807	-750	#4178	#4928
35K → 40K	81*	686	-605	#4928	#5533
40K → Finish	69*	170	-101	#5533	#5634
TOTALS	1096*	2300	-1204

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

📊

Passing Visuals

Category:

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support

Quick Links

Find another athlete or browse the full results

Search for another athlete

All Results

Browse complete race results with filtering

→

Results processed 7 days ago

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

U.S. Marine Corps Community Services (MCCS)

Race timed by

Timing Productions