Mary Nystedt

Boston

Bib: 65167 F

0:00

0:00

/ mi

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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

13:11/mi

40:57

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

12:35/mi

1:20:04

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

12:30/mi

1:58:55

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

12:31/mi

2:37:47

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

13:33/mi

2:47:02

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

13:12/mi

3:19:03

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

13:29/mi

4:00:57

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

13:57/mi

4:44:17

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

15:59/mi

5:33:58

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

13:57/mi

5:53:00

↑ 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

2:47:0212:44 /mi⚡ faster

2nd Half

3:05:5814:11 /mi+11.3%

Positive split — 11.3% slower in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	40:57	13:11	3.11 mi	40:57	13:11	-
10K	1:20:04	12:53	3.10 mi	39:07	12:35	-0:36
15K	1:58:55	12:46	3.11 mi	38:51	12:30	-0:05
20K	2:37:47	12:42	3.11 mi	38:52	12:31	+0:01
Half(13.11 mi)	2:47:02	12:44	0.68 mi	9:15	13:33	+1:02
25K	3:19:03	12:49	2.42 mi	32:01	13:12	-0:21
30K	4:00:57	12:56	3.11 mi	41:54	13:29	+0:17
35K	4:44:17	13:04	3.11 mi	43:20	13:57	+0:28
40K	5:33:58	13:26	3.10 mi	49:41	15:59	+2:02
Finish(26.22 mi)	5:53:00	13:28	1.37 mi	19:02	13:57	-2:02

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

12:30 /mi

Average Pace

13:28 /mi

Slowest Pace

15:59 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

1:56:50

33% of race

Time at Steady Pace

3:06:29

53% of race

Time at Slower Pace

49:41

14% of race

Average Pace: 13:28 /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	52527	23405	5188	49922	21638	4883
10K	3.10 mi	51088+1439	22370+1035	4983+205	49167	21107	4736
15K	3.11 mi	50762+326	22172+198	4973+10	49922	21638	4883
20K	3.11 mi	50071+691	21727+445	4892+81	48098	20532	4659
Half(13.11 mi)	0.68 mi	50030+41	21701+26	4894-2	48830	21140	4785
25K	2.42 mi	49622+408	21468+233	4841+53	47526	20451	4618
30K	3.11 mi	49067+555	21181+287	4783+58	45964	19753	4520
35K	3.11 mi	48698+369	21031+150	4753+30	45693	19876	4551
40K	3.10 mi	48998-300	21261-230	4794-41	49975	22424	4980
Finish(26.22 mi)	1.37 mi	49009-11	21305-44	4809-15	48405	21626	4934

21626

Passing Analysis

No position changes recorded for this athlete.

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Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Chicago Event Management

Race timed by

Mika Timing