Laura Zavrl

Boston

Bib: 42706 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 27%

Gender (Female)

#0 / 24561

Top 16%

Division (F25-29)

#0 / 5362

Top 18%

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

7:33/mi

23:28

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:39/mi

47:15

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:37/mi

1:10:56

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:35/mi

1:34:31

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:42/mi

1:39:46

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:39/mi

1:58:19

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

8:31/mi

2:24:47

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

9:32/mi

2:54:24

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

9:58/mi

3:25:21

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

9:02/mi

3:37:40

↑ 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

1:39:467:37 /mi⚡ faster

2nd Half

1:57:549:00 /mi+18.2%

Positive split — 18.2% slower in the second half

AI Race Performance Report

Laura'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	23:28	7:33	3.11 mi	23:28	7:33	-
10K	47:15	7:36	3.10 mi	23:47	7:39	+0:06
15K	1:10:56	7:37	3.11 mi	23:41	7:37	-0:02
20K	1:34:31	7:36	3.11 mi	23:35	7:35	-0:02
Half(13.11 mi)	1:39:46	7:37	0.68 mi	5:15	7:42	+0:07
25K	1:58:19	7:37	2.42 mi	18:33	7:39	-0:03
30K	2:24:47	7:46	3.11 mi	26:28	8:31	+0:52
35K	2:54:24	8:01	3.11 mi	29:37	9:32	+1:01
40K	3:25:21	8:16	3.10 mi	30:57	9:58	+0:26
Finish(26.22 mi)	3:37:40	8:18	1.37 mi	12:19	9:02	-0:56

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:33 /mi

Average Pace

8:18 /mi

Slowest Pace

9:58 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:58:19

54% of race

Time at Slower Pace

1:39:21

46% of race

Average Pace: 8:18 /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	10709	2092	602	12204	2584	732
10K	3.10 mi	11126-417	2248-156	643-41	11571	2419	687
15K	3.11 mi	11432-306	2340-92	668-25	12204	2584	732
20K	3.11 mi	11234+198	2267+73	651+17	10677	2059	602
Half(13.11 mi)	0.68 mi	11196+38	2254+13	649+2	10914	2200	635
25K	2.42 mi	11108+88	2240+14	643+6	10842	2205	626
30K	3.11 mi	11902-794	2575-335	718-75	16625	4460	1098
35K	3.11 mi	13621-1719	3217-642	847-129	22998	7657	1822
40K	3.10 mi	14700-1079	3748-531	930-83	22113	7865	1859
Finish(26.22 mi)	1.37 mi	14799-99	3843-95	955-25	18494	6350	1570

6350

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Laura'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