Ayako Matsumaru

Bib: 20773F

AB

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 45%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:27
Rank: #19960
Start5K
8:31/mi
26:27 split
10K· 6.21 mi
51:50
Rank: #18869 (+1091)
5K10K
8:10/mi
25:23 split
15K· 9.32 mi
1:17:28
Rank: #18474 (+395)
10K15K
8:15/mi
25:38 split
20K· 12.43 mi
1:45:10
Rank: #19035 (-561)
15K20K
8:55/mi
27:42 split
Half· 13.11 mi
1:51:03
Rank: #19067 (-32)
20KHalf
8:37/mi
5:53 split
25K· 15.53 mi
2:12:53
Rank: #19226 (-159)
Half25K
9:00/mi
21:50 split
30K· 18.64 mi
2:41:33
Rank: #19149 (+77)
25K30K
9:14/mi
28:40 split
20M
2:53:59
Rank: #19025 (+124)
30K20M
9:09/mi
12:26 split
21M
3:03:16
Rank: #18769 (+256)
20M21M
9:17/mi
9:17 split
35K· 21.75 mi
3:09:23
Rank: #18598 (+171)
21M35K
8:11/mi
6:07 split
23M
3:20:35
Rank: #18406 (+192)
35K23M
8:57/mi
11:12 split
24M
3:29:24
Rank: #18288 (+118)
23M24M
8:49/mi
8:49 split
40K· 24.85 mi
3:37:03
Rank: #18203 (+85)
24M40K
8:57/mi
7:39 split
25.2M
3:40:30
Rank: #18198 (+5)
40K25.2M
10:00/mi
3:27 split
Finish· 26.22 mi
3:49:06
Rank: #18107 (+91)
25.2MFinish
8:26/mi
8:36 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:03
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time1:58:03
Pace9:00 /mi
📊Positive Split: 6.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:2426:278:3126:27
8:31
-
10K
6.21 mi11:45:4751:508:2125:23
8:10
-0:21
15K
9.32 mi12:11:251:17:288:1925:38
8:15
+0:05
20K
12.43 mi12:39:071:45:108:2827:42
8:55
+0:40
Half
13.11 mi12:45:001:51:038:285:53
8:37
-0:18
25K
15.53 mi13:06:502:12:538:3321:50
9:00
+0:23
30K
18.64 mi13:35:302:41:338:4028:40
9:14
+0:14
20M
20.00 mi13:47:562:53:598:4212:26
9:09
-0:05
21M
21.00 mi13:57:133:03:168:449:17
9:17
+0:08
35K
21.75 mi14:03:203:09:238:426:07
8:11
-1:06
23M
23.00 mi14:14:323:20:358:4311:12
8:57
+0:46
24M
24.00 mi14:23:213:29:248:448:49
8:49
-0:08
40K
24.85 mi14:31:003:37:038:447:39
8:57
+0:08
25.2M
25.20 mi14:34:273:40:308:453:27
10:00
+1:03
Finish
26.22 mi14:43:033:49:068:458:36
8:26
-1:34

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

8:10 /mi

Average Pace

8:45 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:38:04

43% of race

Time at Steady Pace

1:29:38

39% of race

Time at Slower Pace

41:24

18% of race

Average Pace: 8:44 /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 mi11:20:2426:278:3126:27
8:31
#19960
10K
6.21 mi11:45:4751:508:2125:23
8:10
#18869
15K
9.32 mi12:11:251:17:288:1925:38
8:15
#18474
20K
12.43 mi12:39:071:45:108:2827:42
8:55
#19035
Half
13.11 mi12:45:001:51:038:285:53
8:37
#19067
25K
15.53 mi13:06:502:12:538:3321:50
9:00
#19226
30K
18.64 mi13:35:302:41:338:4028:40
9:14
#19149
20M
20.00 mi13:47:562:53:598:4212:26
9:09
#19025
21M
21.00 mi13:57:133:03:168:449:17
9:17
#18769
35K
21.75 mi14:03:203:09:238:426:07
8:11
#18598
23M
23.00 mi14:14:323:20:358:4311:12
8:57
#18406
24M
24.00 mi14:23:213:29:248:448:49
8:49
#18288
40K
24.85 mi14:31:003:37:038:447:39
8:57
#18203
25.2M
25.20 mi14:34:273:40:308:453:27
10:00
#18198
Finish
26.22 mi14:43:033:49:068:458:36
8:26
#18107
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi199607476747617754(Top 63%)6172(Top 50%)6172(Top 359%)
10K6.21 mi3.10 mi18869+10916830+6466830+64617708(Top 62%)6124(Top 50%)6124(Top 356%)
15K9.32 mi3.11 mi18474+3956609+2216609+22117754(Top 63%)6172(Top 50%)6172(Top 359%)
20K12.43 mi3.11 mi19035-5616925-3166925-31620556(Top 72%)7803(Top 64%)7803(Top 454%)
Half13.11 mi0.68 mi19067-326944-196944-1919938(Top 70%)7426(Top 61%)7426(Top 432%)
25K15.53 mi2.42 mi19226-1597041-977041-9719923(Top 70%)7488(Top 61%)7488(Top 436%)
30K18.64 mi3.11 mi19149+777044-37044-318765(Top 66%)6990(Top 57%)6990(Top 407%)
20M20.00 mi1.36 mi19025+1246993+516993+5117549(Top 62%)6446(Top 53%)6446(Top 375%)
21M21.00 mi1.00 mi18769+2566873+1206873+12015107(Top 53%)5240(Top 43%)5240(Top 305%)
35K21.75 mi0.75 mi18598+1716791+826791+8213536(Top 48%)4467(Top 37%)4467(Top 260%)
23M23.00 mi1.25 mi18406+1926709+826709+8215983(Top 56%)5883(Top 48%)5883(Top 342%)
24M24.00 mi1.00 mi18288+1186675+346675+3416445(Top 58%)6181(Top 51%)6181(Top 360%)
40K24.85 mi0.85 mi18203+856657+186657+1816035(Top 56%)6062(Top 50%)6062(Top 353%)
25.2M25.20 mi0.35 mi18198+56667-106667-1017111(Top 60%)6649(Top 54%)6649(Top 387%)
Finish26.22 mi1.02 mi18107+916627+406627+4015868(Top 56%)5957(Top 49%)5957(Top 347%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21story building
+97ft-345ft

Overall

17754

Females

6172

F40-44

6172

5K→10K

3.1 - 6.2 mi

Top 62%
×5story building
+79ft-138ft

Overall

17708

Females

6124

F40-44

6124

10K→15K

6.2 - 9.3 mi

Top 63%
×3story building
+67ft-78ft

Overall

17754

Females

6172

F40-44

6172

15K→20K

9.3 - 12.4 mi

Top 72%
×5story building
+106ft-86ft

Overall

20556

Females

7803

F40-44

7803

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

19938

Females

7426

F40-44

7426

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

19923

Females

7488

F40-44

7488

25K→30K

15.5 - 18.6 mi

Top 66%
×9story building
+181ft-148ft

Overall

18765

Females

6990

F40-44

6990

30K→20M

18.6 - 20.0 mi

Top 62%
×5story building
+64ft-50ft

Overall

17549

Females

6446

F40-44

6446

20M→21M

20.0 - 21.0 mi

Top 53%
×8story building
+106ft-24ft

Overall

15107

Females

5240

F40-44

5240

21M→35K

21.0 - 21.8 mi

Top 48%
×7story building
+17ft-86ft

Overall

13536

Females

4467

F40-44

4467

35K→23M

21.8 - 23.0 mi

Top 56%
×5story building
+23ft-63ft

Overall

15983

Females

5883

F40-44

5883

23M→24M

23.0 - 24.0 mi

Top 58%
×6story building
+12ft-82ft

Overall

16445

Females

6181

F40-44

6181

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

16035

Females

6062

F40-44

6062

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17111

Females

6649

F40-44

6649

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

15868

Females

5957

F40-44

5957

Passing Analysis

Category:
Athletes Passed
3261
Passed By
1408
Net Change
+1853
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19960
5K10K112332+1091#19960#18869
10K15K44853+395#18869#18474
15K20K78639-561#18474#19035
20KHalf2153-32#19035#19067
Half25K124283-159#19067#19226
25K30K264187+77#19226#19149
30K20M16541+124#19149#19025
20M21M26711+256#19025#18769
21M35K1721+171#18769#18598
35K23M21220+192#18598#18406
23M24M13719+118#18406#18288
24M40K10621+85#18288#18203
40K25.2M2924+5#18203#18198
25.2MFinish11524+91#18198#18107
TOTALS32611408+1853
📊

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