Jack Mrachek

Westminster, CO

Bib: 6353 M 24

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 8418

Gender (Male)

#0 / 5160

Division (M20-24)

#0 / 777

Race Day Weather

50°/40°F

clear sky

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

873 ft elev

5K· 3.11 mi

11:09/mi

34:40

↑ 158 ft↓ 138 ft0.1% grade

892 ft elev

10K· 6.21 mi

11:12/mi

1:09:27

↑ 117 ft↓ 126 ft

882 ft elev

15K· 9.32 mi

10:58/mi

1:43:31

↑ 126 ft↓ 145 ft0.1% grade

866 ft elev

20K· 12.43 mi

10:53/mi

2:17:19

↑ 78 ft↓ 100 ft0.1% grade

849 ft elev

25K· 15.53 mi

12:19/mi

2:55:36

↑ 118 ft↓ 148 ft0.2% grade

823 ft elev

30K· 18.64 mi

12:43/mi

3:35:05

↑ 118 ft↓ 98 ft0.1% grade

845 ft elev

35K· 21.75 mi

16:14/mi

4:25:30

↑ 162 ft↓ 132 ft0.2% grade

876 ft elev

40K· 24.85 mi

15:19/mi

5:13:06

↑ 125 ft↓ 75 ft0.3% grade

928 ft elev

Finish· 26.22 mi

13:01/mi

5:30:51

↑ 72 ft↓ 85 ft0.2% grade

912 ft elev

Course Elevation

1,098ft

Total climb

158ft

Range

810 to 968 ft

1,059ft

Total descent

About the height of the Statue of Liberty

The Course

Half Splits

1st Half· via 20K

2:17:1911:03 /mi⚡ faster

2nd Half

3:13:3214:02 /mi+40.9%

Positive split — 40.9% slower in the second half

AI Race Performance Report

Jack'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.

Free account · no payment

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	34:40	11:09	3.11 mi	34:40	11:09	-
10K	1:09:27	11:11	3.10 mi	34:47	11:12	+0:03
15K	1:43:31	11:06	3.11 mi	34:04	10:58	-0:14
20K	2:17:19	11:03	3.11 mi	33:48	10:53	-0:05
25K	2:55:36	11:18	3.10 mi	38:17	12:19	+1:26
30K	3:35:05	11:32	3.11 mi	39:29	12:43	+0:24
35K	4:25:30	12:12	3.11 mi	50:25	16:14	+3:31
40K	5:13:06	12:36	3.10 mi	47:36	15:19	-0:55
Finish(26.22 mi)	5:30:51	12:38	1.37 mi	17:45	13:01	-2:18

Trend:

Faster pace

Steady pace

Slower pace

More below

See the rest of Jack's race

Checkpoint splits, rankings, passing analysis and qualifying. One free sign-in reveals them here — and on every race you look up.

Checkpoints & Pacing

Pace Line

Fastest Pace

10:53 /mi

Average Pace

12:38 /mi

Slowest Pace

16:14 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:17:19

42% of race

Time at Steady Pace

1:35:31

29% of race

Time at Slower Pace

1:38:01

30% of race

Average Pace: 12:37 /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	M20-24	Seg. Overall	Seg. Males	Seg. M20-24
5K	3.11 mi	6840	4494	701	6622	4428	690
10K	3.10 mi	6962-122	4559-65	703-2	7082	4616	710
15K	3.11 mi	6838+124	4513+46	700+3	6622	4428	690
20K	3.11 mi	6724+114	4467+46	688+12	6507	4347	683
25K	3.10 mi	6846-122	4502-35	694-6	7101	4559	688
30K	3.11 mi	6864-18	4486+16	687+7	6875	4387	657
35K	3.11 mi	7205-341	4619-133	704-17	8105	4975	746
40K	3.10 mi	7338-133	4658-39	710-6	7766	4776	718
Finish(26.22 mi)	1.37 mi	7334+4	4648+10	711-1	7267	4491	696

696

Passing Analysis

No position changes recorded for this athlete.

All Results

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

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Twin Cities in Motion

Jack Mrachek

Race Timeline

The Course

Half Splits

Jack's race, broken down like a coach

Checkpoint Splits

See the rest of Jack's race

Checkpoints & Pacing

Pace Line

Segments

Heatmap

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→25K

25K→30K

30K→35K

35K→40K

40K→Finish

Passing Analysis

Age Grade

Questions or issues regarding timing data?

Public Race Data