Tonya Lafferty

Castle Rock

Bib: 33172 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 20%

Gender (Female)

#0 / 24561

Top 10%

Masters (Masters Women)

#0 / 9409

Top 6%

Division (F40-44)

#0 / 3124

Top 11%

Race Day Weather

54°/44°F

few clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

600 ft elev

5K· 3.11 mi

7:58/mi

24:44

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:43/mi

48:42

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:31/mi

1:12:03

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:39/mi

1:35:50

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:46/mi

1:41:08

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:42/mi

1:59:47

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:52/mi

2:24:12

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:01/mi

2:49:07

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:13/mi

3:14:40

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:24/mi

3:26:08

↑ 23 ft↓ 20 ft

606 ft elev

Course Elevation

227ft

Total climb

32ft

Range

589 to 621 ft

221ft

Total descent

About the height of a three-story building

The Course

Half Splits

1st Half· via Half

1:41:087:43 /mi⚡ faster

2nd Half

1:45:008:01 /mi+3.8%

Positive split — 3.8% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	24:44	7:58	3.11 mi	24:44	7:58	-
10K	48:42	7:50	3.10 mi	23:58	7:43	-0:15
15K	1:12:03	7:44	3.11 mi	23:21	7:31	-0:12
20K	1:35:50	7:43	3.11 mi	23:47	7:39	+0:08
Half(13.11 mi)	1:41:08	7:43	0.68 mi	5:18	7:46	+0:07
25K	1:59:47	7:43	2.42 mi	18:39	7:42	-0:04
30K	2:24:12	7:44	3.11 mi	24:25	7:52	+0:10
35K	2:49:07	7:47	3.11 mi	24:55	8:01	+0:09
40K	3:14:40	7:50	3.10 mi	25:33	8:13	+0:12
Finish(26.22 mi)	3:26:08	7:52	1.37 mi	11:28	8:24	+0:11

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:31 /mi

Average Pace

7:52 /mi

Slowest Pace

8:24 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:14:40

94% of race

Time at Steady Pace

11:28

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:52 /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	Females	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	14485	3480	507	11120	2197	280
10K	3.10 mi	13269+1216	3057+423	422+85	12143	2631	358
15K	3.11 mi	12545+724	2751+306	375+47	11120	2197	280
20K	3.11 mi	12210+335	2615+136	351+24	11412	2308	303
Half(13.11 mi)	0.68 mi	12130+80	2589+26	345+6	11520	2406	315
25K	2.42 mi	11941+189	2529+60	333+12	11210	2327	302
30K	3.11 mi	11601+340	2466+63	324+9	10975	2362	307
35K	3.11 mi	11301+300	2422+44	321+3	10586	2407	337
40K	3.10 mi	10922+379	2386+36	316+5	9822	2436	347
Finish(26.22 mi)	1.37 mi	10974-52	2448-62	334-18	13153	3944	540

3944

Passing Analysis

No position changes recorded for this athlete.

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All Results

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing