Yuta Kobayashi

Bib: 937M

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Male)
#0 / 16105
Masters (Masters Men)
#0 / 10463
Division (M40-44)
#0 / 2247
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
19:43
Rank: #2747
Start5K
19:43 | 6:21/mi
10K· 6.21 mi
39:35
Rank: #2850 (-103)
5K10K
19:52 | 6:24/mi
15K· 9.32 mi
59:53
Rank: #3169 (-319)
10K15K
20:18 | 6:32/mi
20K· 12.43 mi
1:20:47
Rank: #3517 (-348)
15K20K
20:54 | 6:44/mi
Half· 13.11 mi
1:25:22
Rank: #3606 (-89)
20KHalf
4:35 | 6:43/mi
25K· 15.53 mi
1:43:04
Rank: #4258 (-652)
Half25K
17:42 | 7:18/mi
30K· 18.64 mi
2:18:18
Rank: #9866 (-5608)
25K30K
35:14 | 11:20/mi
20M
2:34:01
Rank: #11922 (-2056)
30K20M
15:43 | 11:34/mi
21M
2:47:44
Rank: #13764 (-1842)
20M21M
13:43 | 13:43/mi
35K· 21.75 mi
2:54:54
Rank: #14116 (-352)
21M35K
7:10 | 9:35/mi
23M
3:07:10
Rank: #14581 (-465)
35K23M
12:16 | 9:48/mi
24M
3:16:28
Rank: #14788 (-207)
23M24M
9:18 | 9:18/mi
40K· 24.85 mi
3:24:21
Rank: #14892 (-104)
24M40K
7:53 | 9:13/mi
25.2M
3:27:48
Rank: #14929 (-37)
40K25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:36:50
Rank: #15053 (-124)
25.2MFinish
9:02 | 8:52/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:25:22
Pace6:31 /mi
2nd Half
Distance13.11 mi
Time2:11:28
Pace10:02 /mi
📊Positive Split: 54.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:20:0219:436:2119:43
6:21
-
10K
6.21 mi10:39:5439:356:2219:52
6:24
+0:03
15K
9.32 mi11:00:1259:536:2520:18
6:32
+0:08
20K
12.43 mi11:21:061:20:476:3020:54
6:44
+0:12
Half
13.11 mi11:25:411:25:226:314:35
6:43
-0:01
25K
15.53 mi11:43:231:43:046:3817:42
7:18
+0:35
30K
18.64 mi12:18:372:18:187:2535:14
11:20
+4:02
20M
20.00 mi12:34:202:34:017:4215:43
11:34
+0:14
21M
21.00 mi12:48:032:47:447:5913:43
13:43
+2:09
35K
21.75 mi12:55:132:54:548:037:10
9:35
-4:08
23M
23.00 mi13:07:293:07:108:0812:16
9:48
+0:13
24M
24.00 mi13:16:473:16:288:119:18
9:18
-0:30
40K
24.85 mi13:24:403:24:218:137:53
9:13
-0:05
25.2M
25.20 mi13:28:073:27:488:153:27
10:00
+0:47
Finish
26.22 mi13:37:093:36:508:179:02
8:52
-1:08

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

6:21 /mi

Average Pace

8:17 /mi

Slowest Pace

13:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:43:04

48% of race

Time at Steady Pace

49:06

23% of race

Time at Slower Pace

1:04:40

30% of race

Average Pace: 8:16 /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 mi10:20:0219:436:2119:43
6:21
#2747
10K
6.21 mi10:39:5439:356:2219:52
6:24
#2850
15K
9.32 mi11:00:1259:536:2520:18
6:32
#3169
20K
12.43 mi11:21:061:20:476:3020:54
6:44
#3517
Half
13.11 mi11:25:411:25:226:314:35
6:43
#3606
25K
15.53 mi11:43:231:43:046:3817:42
7:18
#4258
30K
18.64 mi12:18:372:18:187:2535:14
11:20
#9866
20M
20.00 mi12:34:202:34:017:4215:43
11:34
#11922
21M
21.00 mi12:48:032:47:447:5913:43
13:43
#13764
35K
21.75 mi12:55:132:54:548:037:10
9:35
#14116
23M
23.00 mi13:07:293:07:108:0812:16
9:48
#14581
24M
24.00 mi13:16:473:16:288:119:18
9:18
#14788
40K
24.85 mi13:24:403:24:218:137:53
9:13
#14892
25.2M
25.20 mi13:28:073:27:488:153:27
10:00
#14929
Finish
26.22 mi13:37:093:36:508:179:02
8:52
#15053
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi2747262026203791(Top 13%)3577(Top 22%)3577(Top 159%)
10K6.21 mi3.10 mi2850-1032716-962716-963026(Top 11%)2882(Top 18%)2882(Top 128%)
15K9.32 mi3.11 mi3169-3193016-3003016-3003791(Top 13%)3577(Top 22%)3577(Top 159%)
20K12.43 mi3.11 mi3517-3483334-3183334-3184695(Top 17%)4357(Top 27%)4357(Top 194%)
Half13.11 mi0.68 mi3606-893414-803414-805504(Top 19%)5059(Top 31%)5059(Top 225%)
25K15.53 mi2.42 mi4258-6523994-5803994-5808369(Top 29%)6984(Top 43%)6984(Top 311%)
30K18.64 mi3.11 mi9866-56087942-39487942-394824606(Top 87%)14361(Top 89%)14361(Top 639%)
20M20.00 mi1.36 mi11922-20568907-9658907-96524649(Top 87%)14292(Top 89%)14292(Top 636%)
21M21.00 mi1.00 mi13764-18429687-7809687-78025904(Top 91%)14840(Top 92%)14840(Top 660%)
35K21.75 mi0.75 mi14116-3529825-1389825-13820577(Top 72%)12236(Top 76%)12236(Top 545%)
23M23.00 mi1.25 mi14581-46510005-18010005-18019775(Top 70%)11793(Top 73%)11793(Top 525%)
24M24.00 mi1.00 mi14788-20710064-5910064-5918796(Top 66%)11310(Top 70%)11310(Top 503%)
40K24.85 mi0.85 mi14892-10410082-1810082-1817420(Top 61%)10558(Top 66%)10558(Top 470%)
25.2M25.20 mi0.35 mi14929-3710079+310079+316985(Top 60%)10350(Top 64%)10350(Top 461%)
Finish26.22 mi1.02 mi15053-12410106-2710106-2718341(Top 65%)11031(Top 68%)11031(Top 491%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 13%
×21stories
+97ft-345ft

Overall

3791

Males

3577

M40-44

3577

5K→10K

3.1 - 6.2 mi

Top 11%
×5stories
+79ft-138ft

Overall

3026

Males

2882

M40-44

2882

10K→15K

6.2 - 9.3 mi

Top 13%
×3stories
+67ft-78ft

Overall

3791

Males

3577

M40-44

3577

15K→20K

9.3 - 12.4 mi

Top 17%
×5stories
+106ft-86ft

Overall

4695

Males

4357

M40-44

4357

20K→Half

12.4 - 13.1 mi

Top 19%
×2stories
+19ft-37ft

Overall

5504

Males

5059

M40-44

5059

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8369

Males

6984

M40-44

6984

25K→30K

15.5 - 18.6 mi

Top 87%
×9stories
+181ft-148ft

Overall

24606

Males

14361

M40-44

14361

30K→20M

18.6 - 20.0 mi

Top 87%
×5stories
+64ft-50ft

Overall

24649

Males

14292

M40-44

14292

20M→21M

20.0 - 21.0 mi

Top 91%
×8stories
+106ft-24ft

Overall

25904

Males

14840

M40-44

14840

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20577

Males

12236

M40-44

12236

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

19775

Males

11793

M40-44

11793

23M→24M

23.0 - 24.0 mi

Top 66%
×6stories
+12ft-82ft

Overall

18796

Males

11310

M40-44

11310

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

17420

Males

10558

M40-44

10558

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

16985

Males

10350

M40-44

10350

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18341

Males

11031

M40-44

11031

Passing Analysis

Category:
Athletes Passed
340
Passed By
12644
Net Change
-12306
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#2747
5K10K89192-103#2747#2850
10K15K19338-319#2850#3169
15K20K32380-348#3169#3517
20KHalf190-89#3517#3606
Half25K12664-652#3606#4258
25K30K25610-5608#4258#9866
30K20M42058-2056#9866#11922
20M21M11843-1842#11922#13764
21M35K12364-352#13764#14116
35K23M31496-465#14116#14581
23M24M28235-207#14581#14788
24M40K42146-104#14788#14892
40K25.2M2865-37#14892#14929
25.2MFinish39163-124#14929#15053
TOTALS34012644-12306
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing