Natalia Petrenko

Koltsovo

Bib: 8921 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 17%

Gender (Female)

#0 / 24561

Top 8%

Division (F25-29)

#0 / 5362

Top 10%

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

7:37/mi

23:41

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:36/mi

47:17

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:32/mi

1:10:40

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:38/mi

1:34:24

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:39/mi

1:39:37

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:36/mi

1:58:03

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:41/mi

2:21:54

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

7:44/mi

2:45:57

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

7:56/mi

3:10:35

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

7:51/mi

3:21:18

↑ 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

1:39:377:36 /mi⚡ faster

2nd Half

1:41:417:45 /mi+2.1%

Positive split — 2.1% slower in the second half

AI Race Performance Report

Natalia'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	23:41	7:37	3.11 mi	23:41	7:37	-
10K	47:17	7:37	3.10 mi	23:36	7:36	-0:01
15K	1:10:40	7:35	3.11 mi	23:23	7:32	-0:04
20K	1:34:24	7:36	3.11 mi	23:44	7:38	+0:06
Half(13.11 mi)	1:39:37	7:36	0.68 mi	5:13	7:39	+0:01
25K	1:58:03	7:36	2.42 mi	18:26	7:36	-0:03
30K	2:21:54	7:37	3.11 mi	23:51	7:41	+0:05
35K	2:45:57	7:38	3.11 mi	24:03	7:44	+0:03
40K	3:10:35	7:40	3.10 mi	24:38	7:56	+0:12
Finish(26.22 mi)	3:21:18	7:41	1.37 mi	10:43	7:51	-0:05

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:32 /mi

Average Pace

7:41 /mi

Slowest Pace

7:56 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:56:40

88% of race

Time at Steady Pace

24:38

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:41 /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	11356	2325	661	11229	2239	654
10K	3.10 mi	11160+196	2257+68	646+15	11046	2221	645
15K	3.11 mi	11151+9	2226+31	636+10	11229	2239	654
20K	3.11 mi	11129+22	2218+8	636	11222	2232	650
Half(13.11 mi)	0.68 mi	11073+56	2209+9	636	10438	2005	582
25K	2.42 mi	10891+182	2167+42	621+15	10363	2024	587
30K	3.11 mi	10544+347	2081+86	604+17	9463	1838	539
35K	3.11 mi	10043+501	1955+126	563+41	8444	1687	485
40K	3.10 mi	9475+568	1867+88	537+26	7912	1759	490
Finish(26.22 mi)	1.37 mi	9366+109	1886-19	541-4	8991	2246	636

2246

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Natalia's race

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

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

Chicago Event Management

Race timed by

Mika Timing