Libby Czarniak

Kingston

Bib: 35223 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 45%

Gender (Female)

#0 / 24561

Top 32%

Division (F25-29)

#0 / 5362

Top 34%

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

9:35/mi

29:45

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

9:16/mi

58:33

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

9:07/mi

1:26:54

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

9:05/mi

1:55:06

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

9:02/mi

2:01:16

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

8:57/mi

2:22:59

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

9:12/mi

2:51:34

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:25/mi

3:20:50

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:51/mi

3:51:25

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:50/mi

4:03:28

↑ 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

2:01:169:15 /mi⚖️ balanced

2nd Half

2:02:129:19 /mi⚖️ balanced

Even split — consistent pacing between halves

AI Race Performance Report

Libby'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	29:45	9:35	3.11 mi	29:45	9:35	-
10K	58:33	9:25	3.10 mi	28:48	9:16	-0:19
15K	1:26:54	9:19	3.11 mi	28:21	9:07	-0:09
20K	1:55:06	9:16	3.11 mi	28:12	9:05	-0:02
Half(13.11 mi)	2:01:16	9:15	0.68 mi	6:10	9:02	-0:03
25K	2:22:59	9:12	2.42 mi	21:43	8:57	-0:05
30K	2:51:34	9:12	3.11 mi	28:35	9:12	+0:15
35K	3:20:50	9:14	3.11 mi	29:16	9:25	+0:13
40K	3:51:25	9:19	3.10 mi	30:35	9:51	+0:26
Finish(26.22 mi)	4:03:28	9:18	1.37 mi	12:03	8:50	-1:01

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:50 /mi

Average Pace

9:18 /mi

Slowest Pace

9:51 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:32:53

87% of race

Time at Steady Pace

30:35

13% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:17 /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	31837	10933	2447	29043	9463	2175
10K	3.10 mi	30149+1688	10118+815	2281+166	28696	9419	2117
15K	3.11 mi	29766+383	9874+244	2250+31	29043	9463	2175
20K	3.11 mi	28878+888	9439+435	2155+95	26354	8226	1885
Half(13.11 mi)	0.68 mi	28591+287	9309+130	2121+34	23963	7296	1717
25K	2.42 mi	27609+982	8883+426	2020+101	23535	7179	1679
30K	3.11 mi	26540+1069	8516+367	1943+77	23017	7221	1717
35K	3.11 mi	25593+947	8231+285	1898+45	22175	7272	1735
40K	3.10 mi	24758+835	8055+176	1864+34	21444	7539	1780
Finish(26.22 mi)	1.37 mi	24263+495	7892+163	1831+33	16826	5585	1402

5585

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Libby'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