Kazuko Yatsushiro

Bib: 22796F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 48%
Division (F55-59)
#0 / 876
Top 27%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
29:04
Rank: #21295
Start5K
29:04 | 9:21/mi
10K· 6.21 mi
56:15
Rank: #20088 (+1207)
5K10K
27:11 | 8:45/mi
15K· 9.32 mi
1:23:24
Rank: #19360 (+728)
10K15K
27:09 | 8:44/mi
20K· 12.43 mi
1:50:50
Rank: #18590 (+770)
15K20K
27:26 | 8:50/mi
Half· 13.11 mi
1:56:43
Rank: #18473 (+117)
20KHalf
5:53 | 8:37/mi
25K· 15.53 mi
2:18:43
Rank: #17974 (+499)
Half25K
22:00 | 9:04/mi
30K· 18.64 mi
2:47:25
Rank: #17280 (+694)
25K30K
28:42 | 9:14/mi
20M
3:00:01
Rank: #17001 (+279)
30K20M
12:36 | 9:16/mi
21M
3:09:56
Rank: #16754 (+247)
20M21M
9:55 | 9:55/mi
35K· 21.75 mi
3:16:59
Rank: #16682 (+72)
21M35K
7:03 | 9:25/mi
23M
3:28:52
Rank: #16495 (+187)
35K23M
11:53 | 9:29/mi
24M
3:38:19
Rank: #16366 (+129)
23M24M
9:27 | 9:27/mi
40K· 24.85 mi
3:46:25
Rank: #16219 (+147)
24M40K
8:06 | 9:28/mi
25.2M
3:50:04
Rank: #16159 (+60)
40K25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
3:59:44
Rank: #16185 (-26)
25.2MFinish
9:40 | 9:29/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:43
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:03:01
Pace9:23 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1329:049:2129:04
9:21
-
10K
6.21 mi11:55:2456:159:0327:11
8:45
-0:36
15K
9.32 mi12:22:331:23:248:5727:09
8:44
-0:01
20K
12.43 mi12:49:591:50:508:5527:26
8:50
+0:06
Half
13.11 mi12:55:521:56:438:545:53
8:37
-0:13
25K
15.53 mi13:17:522:18:438:5622:00
9:04
+0:27
30K
18.64 mi13:46:342:47:258:5928:42
9:14
+0:10
20M
20.00 mi13:59:103:00:019:0012:36
9:16
+0:02
21M
21.00 mi14:09:053:09:569:039:55
9:55
+0:39
35K
21.75 mi14:16:083:16:599:037:03
9:25
-0:30
23M
23.00 mi14:28:013:28:529:0511:53
9:29
+0:04
24M
24.00 mi14:37:283:38:199:069:27
9:27
-0:02
40K
24.85 mi14:45:343:46:259:078:06
9:28
+0:01
25.2M
25.20 mi14:49:133:50:049:083:39
10:35
+1:07
Finish
26.22 mi14:58:533:59:449:099:40
9:29
-1:06

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

8:37 /mi

Average Pace

9:09 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49:39

46% of race

Time at Steady Pace

1:56:31

49% of race

Time at Slower Pace

13:34

6% of race

Average Pace: 9:09 /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 mi11:28:1329:049:2129:04
9:21
#21295
10K
6.21 mi11:55:2456:159:0327:11
8:45
#20088
15K
9.32 mi12:22:331:23:248:5727:09
8:44
#19360
20K
12.43 mi12:49:591:50:508:5527:26
8:50
#18590
Half
13.11 mi12:55:521:56:438:545:53
8:37
#18473
25K
15.53 mi13:17:522:18:438:5622:00
9:04
#17974
30K
18.64 mi13:46:342:47:258:5928:42
9:14
#17280
20M
20.00 mi13:59:103:00:019:0012:36
9:16
#17001
21M
21.00 mi14:09:053:09:569:039:55
9:55
#16754
35K
21.75 mi14:16:083:16:599:037:03
9:25
#16682
23M
23.00 mi14:28:013:28:529:0511:53
9:29
#16495
24M
24.00 mi14:37:283:38:199:069:27
9:27
#16366
40K
24.85 mi14:45:343:46:259:078:06
9:28
#16219
25.2M
25.20 mi14:49:133:50:049:083:39
10:35
#16159
Finish
26.22 mi14:58:533:59:449:099:40
9:29
#16185
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi212958563856317684(Top 69%)6532(Top 60%)6532(Top 746%)
10K6.21 mi3.10 mi20088+12077907+6567907+65618624(Top 73%)7094(Top 65%)7094(Top 810%)
15K9.32 mi3.11 mi19360+7287488+4197488+41917684(Top 69%)6532(Top 60%)6532(Top 746%)
20K12.43 mi3.11 mi18590+7707067+4217067+42116568(Top 65%)5938(Top 54%)5938(Top 678%)
Half13.11 mi0.68 mi18473+1177002+657002+6516447(Top 64%)5906(Top 54%)5906(Top 674%)
25K15.53 mi2.42 mi17974+4996755+2476755+24715858(Top 62%)5637(Top 52%)5637(Top 643%)
30K18.64 mi3.11 mi17280+6946417+3386417+33814365(Top 56%)5078(Top 46%)5078(Top 580%)
20M20.00 mi1.36 mi17001+2796298+1196298+11913527(Top 53%)4875(Top 45%)4875(Top 557%)
21M21.00 mi1.00 mi16754+2476186+1126186+11212677(Top 50%)4625(Top 42%)4625(Top 528%)
35K21.75 mi0.75 mi16682+726162+246162+2415227(Top 60%)5951(Top 54%)5951(Top 679%)
23M23.00 mi1.25 mi16495+1876082+806082+8013498(Top 53%)5159(Top 47%)5159(Top 589%)
24M24.00 mi1.00 mi16366+1296045+376045+3714300(Top 56%)5594(Top 51%)5594(Top 639%)
40K24.85 mi0.85 mi16219+1475990+555990+5513040(Top 51%)5069(Top 46%)5069(Top 579%)
25.2M25.20 mi0.35 mi16159+605974+165974+1613159(Top 52%)5180(Top 47%)5180(Top 591%)
Finish26.22 mi1.02 mi16185-266013-396013-3916482(Top 65%)6746(Top 62%)6746(Top 770%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

17684

Females

6532

F55-59

6532

5K→10K

3.1 - 6.2 mi

Top 73%
×5stories
+79ft-138ft

Overall

18624

Females

7094

F55-59

7094

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

17684

Females

6532

F55-59

6532

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

16568

Females

5938

F55-59

5938

20K→Half

12.4 - 13.1 mi

Top 64%
×2stories
+19ft-37ft

Overall

16447

Females

5906

F55-59

5906

Half→25K

13.1 - 15.5 mi

Top 62%
×4stories
+66ft-88ft

Overall

15858

Females

5637

F55-59

5637

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

14365

Females

5078

F55-59

5078

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

13527

Females

4875

F55-59

4875

20M→21M

20.0 - 21.0 mi

Top 50%
×8stories
+106ft-24ft

Overall

12677

Females

4625

F55-59

4625

21M→35K

21.0 - 21.8 mi

Top 60%
×7stories
+17ft-86ft

Overall

15227

Females

5951

F55-59

5951

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

13498

Females

5159

F55-59

5159

23M→24M

23.0 - 24.0 mi

Top 56%
×6stories
+12ft-82ft

Overall

14300

Females

5594

F55-59

5594

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13040

Females

5069

F55-59

5069

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13159

Females

5180

F55-59

5180

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

16482

Females

6746

F55-59

6746

Passing Analysis

Category:
Athletes Passed
5383
Passed By
273
Net Change
+5110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21295
5K10K121912+1207#21295#20088
10K15K73810+728#20088#19360
15K20K7766+770#19360#18590
20KHalf1203+117#18590#18473
Half25K51718+499#18473#17974
25K30K71622+694#17974#17280
30K20M2867+279#17280#17001
20M21M26114+247#17001#16754
21M35K9624+72#16754#16682
35K23M20619+187#16682#16495
23M24M14819+129#16495#16366
24M40K16215+147#16366#16219
40K25.2M7010+60#16219#16159
25.2MFinish6894-26#16159#16185
TOTALS5383273+5110
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing