Donald Mackenzie

London

Bib: 10413 M

0:00

0:00

/ mi

Be the first to cheer!

Overall

#0 / 54109

Top 22%

Gender (Male)

#0 / 29548

Top 31%

Division (M35-39)

#0 / 4653

Top 37%

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

7:58/mi

24:44

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

7:50/mi

49:05

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

7:42/mi

1:12:59

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

7:51/mi

1:37:21

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

7:45/mi

1:42:38

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

7:37/mi

2:01:05

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

7:41/mi

2:24:58

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

8:06/mi

2:50:09

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

8:32/mi

3:16:40

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

8:42/mi

3:28:32

↑ 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

1:42:387:50 /mi⚡ faster

2nd Half

1:45:548:05 /mi+3.2%

Positive split — 3.2% slower in the second half

AI Race Performance Report

Donald'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	24:44	7:58	3.11 mi	24:44	7:58	-
10K	49:05	7:54	3.10 mi	24:21	7:50	-0:08
15K	1:12:59	7:50	3.11 mi	23:54	7:42	-0:08
20K	1:37:21	7:50	3.11 mi	24:22	7:51	+0:09
Half(13.11 mi)	1:42:38	7:50	0.68 mi	5:17	7:45	-0:06
25K	2:01:05	7:48	2.42 mi	18:27	7:37	-0:08
30K	2:24:58	7:47	3.11 mi	23:53	7:41	+0:04
35K	2:50:09	7:49	3.11 mi	25:11	8:06	+0:25
40K	3:16:40	7:55	3.10 mi	26:31	8:32	+0:26
Finish(26.22 mi)	3:28:32	7:58	1.37 mi	11:52	8:42	+0:10

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:37 /mi

Average Pace

7:58 /mi

Slowest Pace

8:42 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:50:09

82% of race

Time at Steady Pace

38:23

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:57 /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	M35-39	Seg. Overall	Seg. Males	Seg. M35-39
5K	3.11 mi	14458	10984	2073	12841	10039	1886
10K	3.10 mi	13827+631	10568+416	1994+79	13277	10241	1928
15K	3.11 mi	13488+339	10378+190	1966+28	12841	10039	1886
20K	3.11 mi	13357+131	10305+73	1947+19	13134	10216	1925
Half(13.11 mi)	0.68 mi	13234+123	10231+74	1931+16	11205	8931	1713
25K	2.42 mi	12735+499	9913+318	1879+52	10401	8362	1607
30K	3.11 mi	11982+753	9384+529	1794+85	9538	7685	1496
35K	3.11 mi	11760+222	9173+211	1757+37	11234	8590	1652
40K	3.10 mi	11585+175	8959+214	1726+31	11878	8589	1633
Finish(26.22 mi)	1.37 mi	11749-164	9034-75	1737-11	15541	10547	1943

10547

Passing Analysis

No position changes recorded for this athlete.

More below

See the rest of Donald'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