Allison Byrne

Bib: 26502 F

Masters

0:00

0:00

/ mi

Masters

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Overall

#0 / 26622

Gender (Female)

#0 / 11423

Masters (Masters Women)

#0 / 6539

Division (F40-44)

#0 / 1878

Race Day Weather

49°/39°F

light intensity drizzle

Race Timeline

Ribbon color based on

FasterSteadySlower· vs. your average pace

Start

0:00

Race begins

469 ft elev

5K· 3.11 mi

9:23/mi

29:08

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

8:54/mi

56:46

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

8:58/mi

1:24:39

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

9:05/mi

1:52:53

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

8:51/mi

1:58:55

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

9:11/mi

2:21:11

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

9:28/mi

2:50:36

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

9:19/mi

3:03:15

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

9:15/mi

3:12:30

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

8:59/mi

3:19:13

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

9:22/mi

3:30:57

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

9:12/mi

3:40:09

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

9:11/mi

3:48:00

↓ 20 ft0.3% grade

20 ft elev

25.2M

9:46/mi

3:51:22

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

8:41/mi

4:00:13

↑ 22 ft↓ 21 ft

17 ft elev

Course Elevation

7–469 ft

≈

×2stacked redwood trees

•▲ 890 ft climb · ▼ 1342 ft descent

The Course

Half Splits

1st Half· via Half

1:58:559:04 /mi⚡ faster

2nd Half

2:01:189:15 /mi+2.0%

Positive split — 2.0% slower in the second half

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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

Checkpoint	Time	Avg Pace	Segment Length	Segment Time	Segment Pace	Diff
5K	29:08	9:23	3.11 mi	29:08	9:23	-
10K	56:46	9:08	3.10 mi	27:38	8:54	-0:29
15K	1:24:39	9:05	3.11 mi	27:53	8:58	+0:04
20K	1:52:53	9:05	3.11 mi	28:14	9:05	+0:07
Half(13.11 mi)	1:58:55	9:04	0.68 mi	6:02	8:51	-0:14
25K	2:21:11	9:05	2.42 mi	22:16	9:11	+0:20
30K	2:50:36	9:09	3.11 mi	29:25	9:28	+0:17
20M	3:03:15	9:10	1.36 mi	12:39	9:19	-0:09
21M	3:12:30	9:10	1.00 mi	9:15	9:15	-0:04
35K	3:19:13	9:10	0.75 mi	6:43	8:59	-0:16
23M	3:30:57	9:10	1.25 mi	11:44	9:22	+0:23
24M	3:40:09	9:10	1.00 mi	9:12	9:12	-0:10
40K	3:48:00	9:10	0.85 mi	7:51	9:11	-0:01
25.2M	3:51:22	9:11	0.35 mi	3:22	9:46	+0:35
Finish(26.22 mi)	4:00:13	9:10	1.02 mi	8:51	8:41	-1:05

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:41 /mi

Average Pace

9:10 /mi

Slowest Pace

9:46 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

3:56:51

99% of race

Time at Steady Pace

3:22

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:10 /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	F40-44	Seg. Overall	Seg. Females	Seg. F40-44
5K	3.11 mi	21748	8762	8762	20392	7894	7894
10K	3.10 mi	21194+554	8416+346	8416+346	20406	7927	7927
15K	3.11 mi	20952+242	8264+152	8264+152	20392	7894	7894
20K	3.11 mi	20701+251	8106+158	8106+158	20089	7718	7718
Half(13.11 mi)	0.68 mi	20647+54	8070+36	8070+36	19763	7534	7534
25K	2.42 mi	20507+140	7988+82	7988+82	19772	7570	7570
30K	3.11 mi	20284+223	7889+99	7889+99	19317	7369	7369
20M	1.36 mi	20101+183	7803+86	7803+86	18086	6792	6792
21M	1.00 mi	19792+309	7617+186	7617+186	14762	4920	4920
35K	0.75 mi	19725+67	7589+28	7589+28	17857	6759	6759
23M	1.25 mi	19615+110	7533+56	7533+56	17832	6771	6771
24M	1.00 mi	19557+58	7514+19	7514+19	18077	6947	6947
40K	0.85 mi	19475+82	7476+38	7476+38	17059	6444	6444
25.2M	0.35 mi	19436+39	7455+21	7455+21	16454	6148	6148
Finish(26.22 mi)	1.02 mi	19350+86	7406+49	7406+49	16433	6070	6070

6070

Passing Analysis

Category:

Passed

2807

Passed By

409

Net Change

+2398

Segment	Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#21748
5K → 10K	640	86	+554	#21748	#21194
10K → 15K	321	79	+242	#21194	#20952
15K → 20K	301	50	+251	#20952	#20701
20K → Half	62	8	+54	#20701	#20647
Half → 25K	175	35	+140	#20647	#20507
25K → 30K	271	48	+223	#20507	#20284
30K → 20M	194	11	+183	#20284	#20101
20M → 21M	311	2	+309	#20101	#19792
21M → 35K	82	15	+67	#19792	#19725
35K → 23M	129	19	+110	#19725	#19615
23M → 24M	81	23	+58	#19615	#19557
24M → 40K	94	12	+82	#19557	#19475
40K → 25.2M	43	4	+39	#19475	#19436
25.2M → Finish	103	17	+86	#19436	#19350
TOTALS	2807	409	+2398

Passing Charts

Category:

Passing Circle

Position Flow

Race Lanes

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Results processed about 1 month ago

Public Race Data

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Race managed by

Boston Athletic Association

Race timed by

Mika Timing