Thomas Byrne

West Roxbury

Bib: 21198 M

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 54109

Top 5%

Gender (Male)

#0 / 29548

Top 9%

Masters (Masters Men)

#0 / 14666

Top 4%

Division (M40-44)

#0 / 4329

Top 8%

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

6:38/mi

20:38

↑ 52 ft↓ 48 ft

601 ft elev

10K· 6.21 mi

6:51/mi

41:55

↑ 25 ft↓ 31 ft

593 ft elev

15K· 9.32 mi

6:45/mi

1:02:54

↑ 12 ft↓ 13 ft

593 ft elev

20K· 12.43 mi

6:41/mi

1:23:41

↑ 18 ft↓ 17 ft

596 ft elev

Half· 13.11 mi

6:45/mi

1:28:17

↑ 13 ft0.2% grade

603 ft elev

25K· 15.53 mi

6:33/mi

1:44:11

↑ 22 ft↓ 30 ft

597 ft elev

30K· 18.64 mi

6:38/mi

2:04:49

↑ 13 ft↓ 12 ft

597 ft elev

35K· 21.75 mi

6:37/mi

2:25:23

↑ 27 ft↓ 27 ft

597 ft elev

40K· 24.85 mi

6:41/mi

2:46:08

↑ 16 ft↓ 11 ft

602 ft elev

Finish· 26.22 mi

6:27/mi

2:54:56

↑ 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

1:28:176:44 /mi+1.9%

2nd Half

1:26:396:37 /mi✓ faster

Negative split — 1.9% faster in the second half

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Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	20:38	6:38	3.11 mi	20:38	6:38	-
10K	41:55	6:45	3.10 mi	21:17	6:51	+0:13
15K	1:02:54	6:45	3.11 mi	20:59	6:45	-0:06
20K	1:23:41	6:44	3.11 mi	20:47	6:41	-0:04
Half(13.11 mi)	1:28:17	6:44	0.68 mi	4:36	6:45	+0:04
25K	1:44:11	6:42	2.42 mi	15:54	6:33	-0:12
30K	2:04:49	6:42	3.11 mi	20:38	6:38	+0:05
35K	2:25:23	6:41	3.11 mi	20:34	6:37	-0:01
40K	2:46:08	6:41	3.10 mi	20:45	6:41	+0:04
Finish(26.22 mi)	2:54:56	6:41	1.37 mi	8:48	6:27	-0:14

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:27 /mi

Average Pace

6:41 /mi

Slowest Pace

6:51 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

2:33:39

88% of race

Time at Steady Pace

21:17

12% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:40 /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	M40-44	Seg. Overall	Seg. Males	Seg. M40-44
5K	3.11 mi	3632	3354	481	4905	4449	715
10K	3.10 mi	4253-621	3889-535	602-121	4949	4462	724
15K	3.11 mi	4411-158	4027-138	632-30	4905	4449	715
20K	3.11 mi	4216+195	3865+162	598+34	3707	3424	508
Half(13.11 mi)	0.68 mi	4173+43	3832+33	589+9	3639	3351	472
25K	2.42 mi	3898+275	3593+239	544+45	2805	2624	337
30K	3.11 mi	3625+273	3353+240	501+43	2708	2524	334
35K	3.11 mi	3269+356	3037+316	434+67	2126	1983	252
40K	3.10 mi	2910+359	2703+334	368+66	1785	1648	223
Finish(26.22 mi)	1.37 mi	2783+127	2591+112	347+21	1536	1397	176

1397

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