Bryan Grigsby

Boulder, CO

Bib: 10877 M 70

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 8418

Gender (Male)

#0 / 5160

Masters (Masters Men)

#0 / 1580

Division (M70-74)

#0 / 27

Top 19%

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

9:52/mi

30:39

↑ 158 ft↓ 138 ft0.1% grade

892 ft elev

10K· 6.21 mi

9:48/mi

1:01:05

↑ 117 ft↓ 126 ft

882 ft elev

15K· 9.32 mi

10:01/mi

1:32:11

↑ 126 ft↓ 145 ft0.1% grade

866 ft elev

20K· 12.43 mi

9:37/mi

2:02:05

↑ 78 ft↓ 100 ft0.1% grade

849 ft elev

25K· 15.53 mi

9:42/mi

2:32:13

↑ 118 ft↓ 148 ft0.2% grade

823 ft elev

30K· 18.64 mi

9:55/mi

3:03:01

↑ 118 ft↓ 98 ft0.1% grade

845 ft elev

35K· 21.75 mi

10:34/mi

3:35:51

↑ 162 ft↓ 132 ft0.2% grade

876 ft elev

40K· 24.85 mi

11:38/mi

4:11:59

↑ 125 ft↓ 75 ft0.3% grade

928 ft elev

Finish· 26.22 mi

11:04/mi

4:27:05

↑ 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

2:02:059:49 /mi⚡ faster

2nd Half

2:25:0010:31 /mi+18.8%

Positive split — 18.8% 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
5K	30:39	9:52	3.11 mi	30:39	9:52	-
10K	1:01:05	9:50	3.10 mi	30:26	9:48	-0:04
15K	1:32:11	9:53	3.11 mi	31:06	10:01	+0:13
20K	2:02:05	9:49	3.11 mi	29:54	9:37	-0:24
25K	2:32:13	9:48	3.10 mi	30:08	9:42	+0:05
30K	3:03:01	9:49	3.11 mi	30:48	9:55	+0:13
35K	3:35:51	9:56	3.11 mi	32:50	10:34	+0:39
40K	4:11:59	10:08	3.10 mi	36:08	11:38	+1:04
Finish(26.22 mi)	4:27:05	10:12	1.37 mi	15:06	11:04	-0:34

Trend:

Faster pace

Steady pace

Slower pace

More below

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Checkpoints & Pacing

Pace Line

Fastest Pace

9:37 /mi

Average Pace

10:12 /mi

Slowest Pace

11:38 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

3:03:01

69% of race

Time at Slower Pace

1:24:04

31% of race

Average Pace: 10:11 /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	M70-74	Seg. Overall	Seg. Males	Seg. M70-74
5K	3.11 mi	4943	3532	10	5222	3709	8
10K	3.10 mi	5034-91	3595-63	10	5111	3640	11
15K	3.11 mi	5097-63	3627-32	10	5222	3709	8
20K	3.11 mi	4984+113	3560+67	9+1	4790	3445	9
25K	3.10 mi	4806+178	3452+108	8+1	4198	3052	6
30K	3.11 mi	4578+228	3285+167	8	3951	2829	5
35K	3.11 mi	4394+184	3134+151	6+2	3857	2674	5
40K	3.10 mi	4415-21	3108+26	5+1	4773	3048	5
Finish(26.22 mi)	1.37 mi	4460-45	3117-9	5	5516	3477	6

M70-74

Passing Analysis

No position changes recorded for this athlete.

All Results

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Public Race Data

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Race managed by

Twin Cities in Motion

Bryan Grigsby

Race Timeline

The Course

Half Splits

Bryan's race, broken down like a coach

Checkpoint Splits

See the rest of Bryan'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