Erin Brewster

Bib: 18032F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 42%
Gender (Female)
#0 / 12228
Top 27%
Masters (Masters Women)
#0 / 6759
Top 12%
Division (F40-44)
#0 / 1718
Top 26%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:05
Rank: #11635
Start5K
7:26/mi
23:05 split
10K· 6.21 mi
46:08
Rank: #11468 (+167)
5K10K
7:25/mi
23:03 split
15K· 9.32 mi
1:09:42
Rank: #11806 (-338)
10K15K
7:35/mi
23:34 split
20K· 12.43 mi
1:33:59
Rank: #12192 (-386)
15K20K
7:49/mi
24:17 split
Half· 13.11 mi
1:39:09
Rank: #12194 (-2)
20KHalf
7:34/mi
5:10 split
25K· 15.53 mi
1:58:02
Rank: #12168 (+26)
Half25K
7:47/mi
18:53 split
30K· 18.64 mi
2:23:03
Rank: #12029 (+139)
25K30K
8:03/mi
25:01 split
20M
2:34:20
Rank: #12057 (-28)
30K20M
8:18/mi
11:17 split
21M
2:43:02
Rank: #11994 (+63)
20M21M
8:42/mi
8:42 split
35K· 21.75 mi
2:49:02
Rank: #12010 (-16)
21M35K
8:01/mi
6:00 split
23M
2:59:39
Rank: #12050 (-40)
35K23M
8:29/mi
10:37 split
24M
3:08:03
Rank: #12124 (-74)
23M24M
8:24/mi
8:24 split
40K· 24.85 mi
3:15:16
Rank: #12151 (-27)
24M40K
8:26/mi
7:13 split
25.2M
3:18:20
Rank: #12126 (+25)
40K25.2M
8:54/mi
3:04 split
Finish· 26.22 mi
3:26:11
Rank: #12051 (+75)
25.2MFinish
7:42/mi
7:51 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:09
Pace7:34 /mi
2nd Half
Distance13.11 mi
Time1:47:02
Pace8:10 /mi
📊Positive Split: 8.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:2023:057:2623:05
7:26
-
10K
6.21 mi11:36:2346:087:2523:03
7:25
-0:01
15K
9.32 mi11:59:571:09:427:2923:34
7:35
+0:10
20K
12.43 mi12:24:141:33:597:3424:17
7:49
+0:14
Half
13.11 mi12:29:241:39:097:345:10
7:34
-0:15
25K
15.53 mi12:48:171:58:027:3618:53
7:47
+0:13
30K
18.64 mi13:13:182:23:037:4025:01
8:03
+0:16
20M
20.00 mi13:24:352:34:207:4311:17
8:18
+0:15
21M
21.00 mi13:33:172:43:027:468:42
8:42
+0:24
35K
21.75 mi13:39:172:49:027:466:00
8:01
-0:41
23M
23.00 mi13:49:542:59:397:4910:37
8:29
+0:28
24M
24.00 mi13:58:183:08:037:508:24
8:24
-0:05
40K
24.85 mi14:05:313:15:167:517:13
8:26
+0:02
25.2M
25.20 mi14:08:353:18:207:523:04
8:54
+0:28
Finish
26.22 mi14:16:263:26:117:527:51
7:42
-1:12

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:25 /mi

Average Pace

7:52 /mi

Slowest Pace

8:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36:54

76% of race

Time at Steady Pace

46:13

22% of race

Time at Slower Pace

3:04

1% of race

Average Pace: 7:52 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:13:2023:057:2623:05
7:26
#11635
10K
6.21 mi11:36:2346:087:2523:03
7:25
#11468
15K
9.32 mi11:59:571:09:427:2923:34
7:35
#11806
20K
12.43 mi12:24:141:33:597:3424:17
7:49
#12192
Half
13.11 mi12:29:241:39:097:345:10
7:34
#12194
25K
15.53 mi12:48:171:58:027:3618:53
7:47
#12168
30K
18.64 mi13:13:182:23:037:4025:01
8:03
#12029
20M
20.00 mi13:24:352:34:207:4311:17
8:18
#12057
21M
21.00 mi13:33:172:43:027:468:42
8:42
#11994
35K
21.75 mi13:39:172:49:027:466:00
8:01
#12010
23M
23.00 mi13:49:542:59:397:4910:37
8:29
#12050
24M
24.00 mi13:58:183:08:037:508:24
8:24
#12124
40K
24.85 mi14:05:313:15:167:517:13
8:26
#12151
25.2M
25.20 mi14:08:353:18:207:523:04
8:54
#12126
Finish
26.22 mi14:16:263:26:117:527:51
7:42
#12051
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi116352599259912483(Top 44%)3157(Top 26%)3157(Top 184%)
10K6.21 mi3.10 mi11468+1672538+612538+6111370(Top 40%)2501(Top 20%)2501(Top 146%)
15K9.32 mi3.11 mi11806-3382719-1812719-18112483(Top 44%)3157(Top 26%)3157(Top 184%)
20K12.43 mi3.11 mi12192-3862975-2562975-25613412(Top 47%)3764(Top 31%)3764(Top 219%)
Half13.11 mi0.68 mi12194-22986-112986-1112416(Top 44%)3183(Top 26%)3183(Top 185%)
25K15.53 mi2.42 mi12168+263009-233009-2312256(Top 43%)3254(Top 27%)3254(Top 189%)
30K18.64 mi3.11 mi12029+1393012-33012-311773(Top 41%)3175(Top 26%)3175(Top 185%)
20M20.00 mi1.36 mi12057-283064-523064-5212514(Top 44%)3697(Top 30%)3697(Top 215%)
21M21.00 mi1.00 mi11994+633067-33067-311688(Top 41%)3438(Top 28%)3438(Top 200%)
35K21.75 mi0.75 mi12010-163101-343101-3412414(Top 44%)3849(Top 31%)3849(Top 224%)
23M23.00 mi1.25 mi12050-403159-583159-5813187(Top 46%)4364(Top 36%)4364(Top 254%)
24M24.00 mi1.00 mi12124-743235-763235-7613878(Top 49%)4745(Top 39%)4745(Top 276%)
40K24.85 mi0.85 mi12151-273283-483283-4813052(Top 46%)4463(Top 36%)4463(Top 260%)
25.2M25.20 mi0.35 mi12126+253285-23285-211246(Top 40%)3620(Top 30%)3620(Top 211%)
Finish26.22 mi1.02 mi12051+753271+143271+1410755(Top 38%)3349(Top 27%)3349(Top 195%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

12483

Females

3157

F40-44

3157

5K→10K

3.1 - 6.2 mi

Top 40%
×5story building
+79ft-138ft

Overall

11370

Females

2501

F40-44

2501

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

12483

Females

3157

F40-44

3157

15K→20K

9.3 - 12.4 mi

Top 47%
×5story building
+106ft-86ft

Overall

13412

Females

3764

F40-44

3764

20K→Half

12.4 - 13.1 mi

Top 44%
×2story building
+19ft-37ft

Overall

12416

Females

3183

F40-44

3183

Half→25K

13.1 - 15.5 mi

Top 43%
×4story building
+66ft-88ft

Overall

12256

Females

3254

F40-44

3254

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11773

Females

3175

F40-44

3175

30K→20M

18.6 - 20.0 mi

Top 44%
×5story building
+64ft-50ft

Overall

12514

Females

3697

F40-44

3697

20M→21M

20.0 - 21.0 mi

Top 41%
×8story building
+106ft-24ft

Overall

11688

Females

3438

F40-44

3438

21M→35K

21.0 - 21.8 mi

Top 44%
×7story building
+17ft-86ft

Overall

12414

Females

3849

F40-44

3849

35K→23M

21.8 - 23.0 mi

Top 46%
×5story building
+23ft-63ft

Overall

13187

Females

4364

F40-44

4364

23M→24M

23.0 - 24.0 mi

Top 49%
×6story building
+12ft-82ft

Overall

13878

Females

4745

F40-44

4745

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

13052

Females

4463

F40-44

4463

40K→25.2M

24.9 - 25.2 mi

Top 40%
×1story
+13ft-16ft

Overall

11246

Females

3620

F40-44

3620

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

10755

Females

3349

F40-44

3349

Passing Analysis

Category:
Athletes Passed
1698
Passed By
2114
Net Change
-416
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11635
5K10K344177+167#11635#11468
10K15K88426-338#11468#11806
15K20K100486-386#11806#12192
20KHalf3133-2#12192#12194
Half25K167141+26#12194#12168
25K30K311172+139#12168#12029
30K20M106134-28#12029#12057
20M21M12764+63#12057#11994
21M35K5773-16#11994#12010
35K23M89129-40#12010#12050
23M24M57131-74#12050#12124
24M40K6491-27#12124#12151
40K25.2M5025+25#12151#12126
25.2MFinish10732+75#12126#12051
TOTALS16982114-416
📊

Passing Visuals

Category:
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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing