Erika Sampson

Bib: 17220 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 (F45-49)

#0 / 1817

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

8:21/mi

25:57

↑ 97 ft↓ 345 ft1.5% grade

220 ft elev

10K· 6.21 mi

8:02/mi

50:55

↑ 79 ft↓ 138 ft0.4% grade

157 ft elev

15K· 9.32 mi

8:03/mi

1:15:56

↑ 67 ft↓ 78 ft

146 ft elev

20K· 12.43 mi

8:15/mi

1:41:35

↑ 106 ft↓ 86 ft0.1% grade

165 ft elev

Half· 13.11 mi

7:59/mi

1:47:02

↑ 19 ft↓ 37 ft0.5% grade

148 ft elev

25K· 15.53 mi

8:29/mi

2:07:36

↑ 66 ft↓ 88 ft0.2% grade

127 ft elev

30K· 18.64 mi

9:35/mi

2:37:23

↑ 181 ft↓ 148 ft0.2% grade

138 ft elev

20M

9:26/mi

2:50:12

↑ 64 ft↓ 50 ft0.2% grade

148 ft elev

21M

9:47/mi

2:59:59

↑ 106 ft↓ 24 ft1.6% grade

227 ft elev

35K· 21.75 mi

8:15/mi

3:06:09

↑ 17 ft↓ 86 ft1.7% grade

156 ft elev

23M

9:13/mi

3:17:41

↑ 23 ft↓ 63 ft0.6% grade

116 ft elev

24M

11:50/mi

3:29:31

↓ 82 ft1.3% grade

34 ft elev

40K· 24.85 mi

12:17/mi

3:40:01

↓ 20 ft0.3% grade

20 ft elev

25.2M

15:34/mi

3:45:23

↑ 13 ft↓ 16 ft0.2% grade

18 ft elev

Finish· 26.22 mi

11:10/mi

3:56:46

↑ 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

1:47:028:10 /mi⚡ faster

2nd Half

2:09:449:54 /mi+21.2%

Positive split — 21.2% 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	25:57	8:21	3.11 mi	25:57	8:21	-
10K	50:55	8:12	3.10 mi	24:58	8:02	-0:19
15K	1:15:56	8:09	3.11 mi	25:01	8:03	+0:01
20K	1:41:35	8:10	3.11 mi	25:39	8:15	+0:12
Half(13.11 mi)	1:47:02	8:10	0.68 mi	5:27	7:59	-0:16
25K	2:07:36	8:13	2.42 mi	20:34	8:29	+0:30
30K	2:37:23	8:27	3.11 mi	29:47	9:35	+1:06
20M	2:50:12	8:31	1.36 mi	12:49	9:26	-0:09
21M	2:59:59	8:34	1.00 mi	9:47	9:47	+0:21
35K	3:06:09	8:34	0.75 mi	6:10	8:15	-1:32
23M	3:17:41	8:36	1.25 mi	11:32	9:13	+0:58
24M	3:29:31	8:44	1.00 mi	11:50	11:50	+2:37
40K	3:40:01	8:51	0.85 mi	10:30	12:17	+0:27
25.2M	3:45:23	8:57	0.35 mi	5:22	15:34	+3:17
Finish(26.22 mi)	3:56:46	9:02	1.02 mi	11:23	11:10	-4:24

Trend:

Faster pace

Steady pace

Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

7:59 /mi

Average Pace

9:02 /mi

Slowest Pace

15:34 /mi

Loading chart...

Fastest

Middle

Slowest

Average

Segments

Time at Faster Pace

55:26

23% of race

Time at Steady Pace

2:22:15

60% of race

Time at Slower Pace

39:05

17% of race

Average Pace: 9:02 /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	F45-49	Seg. Overall	Seg. Females	Seg. F45-49
5K	3.11 mi	16539	5632	5632	14842	4599	4599
10K	3.10 mi	15791+748	5154+478	5154+478	15084	4721	4721
15K	3.11 mi	15475+316	4964+190	4964+190	14842	4599	4599
20K	3.11 mi	15410+65	4933+31	4933+31	15340	4931	4931
Half(13.11 mi)	0.68 mi	15337+73	4901+32	4901+32	14395	4339	4339
25K	2.42 mi	15455-118	5003-102	5003-102	16103	5510	5510
30K	3.11 mi	16429-974	5648-645	5648-645	19747	7617	7617
20M	1.36 mi	16600-171	5757-109	5757-109	18605	7084	7084
21M	1.00 mi	16623-23	5774-17	5774-17	17224	6324	6324
35K	0.75 mi	16512+111	5726+48	5726+48	13825	4488	4488
23M	1.25 mi	16563-51	5766-40	5766-40	17142	6371	6371
24M	1.00 mi	17274-711	6189-423	6189-423	24317	10334	10334
40K	0.85 mi	17907-633	6580-391	6580-391	24205	10282	10282
25.2M	0.35 mi	18286-379	6812-232	6812-232	25966	11155	11155
Finish(26.22 mi)	1.02 mi	18724-438	7062-250	7062-250	24254	10280	10280

10280

Passing Analysis

Category:

▼Net Change

0 passed by0 passed

Segment	Movement	Rank
Start → 5K	-	#16539
5K → 10K	91839+748	#16539 → #15791
10K → 15K	66382+316	#15791 → #15475
15K → 20K	134199+65	#15475 → #15410
20K → Half	982+73	#15410 → #15337
Half → 25K	21496-118	#15337 → #15455
25K → 30K	100834-974	#15455 → #16429
30K → 20M	20635-171	#16429 → #16600
20M → 21M	10683-23	#16600 → #16623
21M → 35K	9120+111	#16623 → #16512
35K → 23M	11665-51	#16512 → #16563
23M → 24M	7154-711	#16563 → #17274
24M → 40K	6374-633	#17274 → #17907
40K → 25.2M	3790-379	#17907 → #18286
25.2M → Finish	4424-438	#18286 → #18724
TOTALS	41321947-2185	#16539 → #18724

Passing Visualized

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