Charles Masonberg

Chicago

Bib: 52049 M

Masters

0:00

0:00

/ mi

Masters

Be the first to cheer!

Overall

#0 / 54109

Gender (Male)

#0 / 29548

Masters (Masters Men)

#0 / 14666

Division (M55-59)

#0 / 1888

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

13:16/mi

41:14

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

14:07/mi

1:25:05

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

13:10/mi

2:05:58

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

13:25/mi

2:47:39

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

14:03/mi

2:57:14

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

14:01/mi

3:31:12

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

14:53/mi

4:17:27

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

16:39/mi

5:09:12

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

16:19/mi

5:59:55

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

15:54/mi

6:21:36

↑ 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

2:57:1413:31 /mi⚡ faster

2nd Half

3:24:2215:35 /mi+15.3%

Positive split — 15.3% slower in the second half

AI Race Performance Report

Charles'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	41:14	13:16	3.11 mi	41:14	13:16	-
10K	1:25:05	13:42	3.10 mi	43:51	14:07	+0:51
15K	2:05:58	13:31	3.11 mi	40:53	13:10	-0:57
20K	2:47:39	13:29	3.11 mi	41:41	13:25	+0:15
Half(13.11 mi)	2:57:14	13:31	0.68 mi	9:35	14:03	+0:38
25K	3:31:12	13:36	2.42 mi	33:58	14:01	-0:02
30K	4:17:27	13:49	3.11 mi	46:15	14:53	+0:52
35K	5:09:12	14:13	3.11 mi	51:45	16:39	+1:46
40K	5:59:55	14:29	3.10 mi	50:43	16:19	-0:20
Finish(26.22 mi)	6:21:36	14:34	1.37 mi	21:41	15:54	-0:25

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

13:10 /mi

Average Pace

14:34 /mi

Slowest Pace

16:39 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:03:48

32% of race

Time at Steady Pace

1:27:24

23% of race

Time at Slower Pace

2:50:24

45% of race

Average Pace: 14:33 /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	Males	M55-59	Seg. Overall	Seg. Males	Seg. M55-59
5K	3.11 mi	52677	29171	1853	51390	28745	1791
10K	3.10 mi	52603+74	29173-2	1848+5	52311	29100	1842
15K	3.11 mi	52324+279	29092+81	1835+13	51390	28745	1791
20K	3.11 mi	51894+430	28949+143	1824+11	50279	28328	1768
Half(13.11 mi)	0.68 mi	51795+99	28906+43	1817+7	49872	28064	1739
25K	2.42 mi	51512+283	28784+122	1808+9	49512	27884	1740
30K	3.11 mi	51347+165	28698+86	1799+9	49751	27816	1730
35K	3.11 mi	51617-270	28766-68	1803-4	52218	28759	1816
40K	3.10 mi	51639-22	28748+18	1802+1	50727	27928	1749
Finish(26.22 mi)	1.37 mi	51724-85	28766-18	1806-4	52086	28598	1794

28598

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Charles'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