Sandra Ubaldo

Waukegan

Bib: 51902 F

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Gender (Female)

#0 / 24561

Division (F25-29)

#0 / 5362

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

10:56/mi

33:57

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

10:55/mi

1:07:52

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

11:40/mi

1:44:06

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

11:58/mi

2:21:15

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

11:58/mi

2:29:25

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

13:36/mi

3:02:23

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:36/mi

3:44:39

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:09/mi

4:25:29

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

14:18/mi

5:09:55

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:23/mi

5:28:10

↑ 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

2:29:2511:24 /mi⚡ faster

2nd Half

2:58:4513:38 /mi+19.6%

Positive split — 19.6% slower in the second half

AI Race Performance Report

Sandra'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	33:57	10:56	3.11 mi	33:57	10:56	-
10K	1:07:52	10:55	3.10 mi	33:55	10:55	-0:01
15K	1:44:06	11:10	3.11 mi	36:14	11:40	+0:45
20K	2:21:15	11:22	3.11 mi	37:09	11:58	+0:18
Half(13.11 mi)	2:29:25	11:24	0.68 mi	8:10	11:58	0:00
25K	3:02:23	11:44	2.42 mi	32:58	13:36	+1:38
30K	3:44:39	12:03	3.11 mi	42:16	13:36	0:00
35K	4:25:29	12:12	3.11 mi	40:50	13:09	-0:27
40K	5:09:55	12:28	3.10 mi	44:26	14:18	+1:09
Finish(26.22 mi)	5:28:10	12:32	1.37 mi	18:15	13:23	-0:55

Trend:

Faster pace

Steady pace

Slower pace

Est.Checkpoint not recorded (estimated)

~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

10:55 /mi

Average Pace

12:32 /mi

Slowest Pace

14:18 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:29:25

46% of race

Time at Steady Pace

2:14:19

41% of race

Time at Slower Pace

44:26

14% of race

Average Pace: 12:31 /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	43443	17460	3897	47059	19747	4473
10K	3.10 mi	42367+1076	16805+655	3788+109	41601	16385	3718
15K	3.11 mi	44320-1953	18006-1201	4086-298	47059	19747	4473
20K	3.11 mi	44921-601	18409-403	4183-97	46176	19329	4431
Half(13.11 mi)	0.68 mi	44873+48	18401+8	4177+6	43815	18071	4167
25K	2.42 mi	45744-871	18998-597	4323-146	48556	21077	4748
30K	3.11 mi	45903-159	19183-185	4375-52	46325	19953	4554
35K	3.11 mi	45489+414	19040+143	4345+30	42799	18242	4200
40K	3.10 mi	45436+53	19165-125	4368-23	44724	19636	4466
Finish(26.22 mi)	1.37 mi	45512-76	19256-91	4398-30	46563	20663	4775

20663

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Sandra'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