Rebecca Frost

Chicago, IL

Bib: 3659 F

0:00

0:00

/ mi

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Overall

#0 / 15907

Top 21%

Gender (Female)

#0 / 5973

Top 13%

Division (F25-29)

#0 / 1282

Top 19%

Race Day Weather

43°/33°F

overcast clouds

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

27 ft elev

5K· 3.11 mi

8:42/mi

27:03

↑ 279 ft↓ 164 ft0.7% grade

140 ft elev

10K· 6.21 mi

8:17/mi

52:47

↑ 103 ft↓ 217 ft0.7% grade

25 ft elev

15K· 9.32 mi

8:31/mi

1:19:15

↑ 51 ft↓ 55 ft

21 ft elev

21K· 13.05 mi

8:42/mi

1:51:41

↑ 20 ft↓ 37 ft

4 ft elev

25K· 15.53 mi

8:47/mi

2:13:32

↑ 35 ft0.2% grade

30 ft elev

30K· 18.64 mi

9:26/mi

2:42:50

↑ 58 ft↓ 57 ft

30 ft elev

35K· 21.75 mi

8:52/mi

3:10:24

↑ 98 ft↓ 92 ft

36 ft elev

40K· 24.85 mi

9:04/mi

3:38:33

↑ 36 ft↓ 53 ft0.1% grade

18 ft elev

Finish· 26.22 mi

9:19/mi

3:51:15

↑ 80 ft↓ 24 ft0.8% grade

74 ft elev

Course Elevation

3–237 ft

≈

×20story building

•▲ 764 ft climb · ▼ 717 ft descent

The Course

Half Splits

1st Half· via 21K

1:51:418:34 /mi⚡ faster

2nd Half

1:59:339:05 /mi+7.0%

Positive split — 7.0% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	27:03	8:42	3.11 mi	27:03	8:42	-
10K	52:47	8:30	3.10 mi	25:44	8:17	-0:25
15K	1:19:15	8:30	3.11 mi	26:28	8:31	+0:14
21K	1:51:41	8:34	3.73 mi	32:26	8:42	+0:11
25K	2:13:32	8:36	2.48 mi	21:51	8:47	+0:05
30K	2:42:50	8:44	3.11 mi	29:18	9:26	+0:39
35K	3:10:24	8:45	3.11 mi	27:34	8:52	-0:34
40K	3:38:33	8:48	3.10 mi	28:09	9:04	+0:12
Finish(26.22 mi)	3:51:15	8:50	1.37 mi	12:42	9:19	+0:15

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:17 /mi

Average Pace

8:50 /mi

Slowest Pace

9:26 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:09:15

82% of race

Time at Steady Pace

42:00

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:49 /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	F25-29	Seg. Overall	Seg. Females	Seg. F25-29
5K	3.11 mi	3174	655	197	3293	669	195
10K	3.10 mi	3154+20	644+11	195+2	3146	616	178
15K	3.11 mi	3149+5	638+6	188+7	3293	669	195
21K	3.73 mi	3259-110	664-26	197-9	3602	749	227
25K	2.48 mi	3433-174	714-50	218-21	4770	1154	361
30K	3.11 mi	3624-191	777-63	240-22	4949	1277	381
35K	3.11 mi	3446+178	768+9	239+1	3119	773	235
40K	3.10 mi	3229+217	748+20	235+4	2814	768	236
Finish(26.22 mi)	1.37 mi	3226+3	764-16	238-3	3547	1055	329

1055

Passing Analysis

Category:

▼Net Change

0 passed by0* passed

Segment	Movement	Rank
Start → 5K	-	#3174
5K → 10K	134154*+20	#3174 → #3154
10K → 15K	119124*+5	#3154 → #3149
15K → 21K	16252*-110	#3149 → #3259
21K → 25K	22652*-174	#3259 → #3433
25K → 30K	26372*-191	#3433 → #3624
30K → 35K	63241*+178	#3624 → #3446
35K → 40K	44261*+217	#3446 → #3229
40K → Finish	5154*+3	#3229 → #3226
TOTALS	10621010*-52	#3174 → #3226

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

Passing Visualized

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed 18 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