Reiko Kobayashi

Bib: 22609F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F60-64)
#0 / 549
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:32
Rank: #19542
Start5K
27:32 | 8:52/mi
10K· 6.21 mi
55:57
Rank: #19932 (-390)
5K10K
28:25 | 9:09/mi
15K· 9.32 mi
1:25:27
Rank: #20214 (-282)
10K15K
29:30 | 9:30/mi
20K· 12.43 mi
1:57:20
Rank: #20514 (-300)
15K20K
31:53 | 10:16/mi
Half· 13.11 mi
2:04:09
Rank: #20558 (-44)
20KHalf
6:49 | 9:59/mi
25K· 15.53 mi
2:31:20
Rank: #20803 (-245)
Half25K
27:11 | 11:13/mi
30K· 18.64 mi
3:06:51
Rank: #20823 (-20)
25K30K
35:31 | 11:26/mi
20M
3:22:13
Rank: #20743 (+80)
30K20M
15:22 | 11:18/mi
21M
3:35:11
Rank: #20745 (-2)
20M21M
12:58 | 12:58/mi
35K· 21.75 mi
3:43:58
Rank: #20777 (-32)
21M35K
8:47 | 11:44/mi
23M
3:58:25
Rank: #20707 (+70)
35K23M
14:27 | 11:32/mi
24M
4:09:27
Rank: #20653 (+54)
23M24M
11:02 | 11:02/mi
40K· 24.85 mi
4:19:13
Rank: #20582 (+71)
24M40K
9:46 | 11:25/mi
25.2M
4:24:13
Rank: #20617 (-35)
40K25.2M
5:00 | 14:30/mi
Finish· 26.22 mi
4:36:27
Rank: #20722 (-105)
25.2MFinish
12:14 | 12:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:09
Pace9:28 /mi
2nd Half
Distance13.11 mi
Time2:32:18
Pace11:37 /mi
📊Positive Split: 22.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2927:328:5227:32
8:52
-
10K
6.21 mi11:53:5455:579:0028:25
9:09
+0:17
15K
9.32 mi12:23:241:25:279:1029:30
9:30
+0:21
20K
12.43 mi12:55:171:57:209:2631:53
10:16
+0:46
Half
13.11 mi13:02:062:04:099:286:49
9:59
-0:17
25K
15.53 mi13:29:172:31:209:4527:11
11:13
+1:14
30K
18.64 mi14:04:483:06:5110:0135:31
11:26
+0:13
20M
20.00 mi14:20:103:22:1310:0715:22
11:18
-0:08
21M
21.00 mi14:33:083:35:1110:1512:58
12:58
+1:40
35K
21.75 mi14:41:553:43:5810:188:47
11:44
-1:14
23M
23.00 mi14:56:223:58:2510:2214:27
11:32
-0:12
24M
24.00 mi15:07:244:09:2710:2411:02
11:02
-0:30
40K
24.85 mi15:17:104:19:1310:269:46
11:25
+0:23
25.2M
25.20 mi15:22:104:24:1310:295:00
14:30
+3:05
Finish
26.22 mi15:34:244:36:2710:3312:14
12:00
-2:30

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

8:52 /mi

Average Pace

10:33 /mi

Slowest Pace

14:30 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:04:09

45% of race

Time at Steady Pace

2:14:20

49% of race

Time at Slower Pace

17:58

6% of race

Average Pace: 10:33 /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 mi11:25:2927:328:5227:32
8:52
#19542
10K
6.21 mi11:53:5455:579:0028:25
9:09
#19932
15K
9.32 mi12:23:241:25:279:1029:30
9:30
#20214
20K
12.43 mi12:55:171:57:209:2631:53
10:16
#20514
Half
13.11 mi13:02:062:04:099:286:49
9:59
#20558
25K
15.53 mi13:29:172:31:209:4527:11
11:13
#20803
30K
18.64 mi14:04:483:06:5110:0135:31
11:26
#20823
20M
20.00 mi14:20:103:22:1310:0715:22
11:18
#20743
21M
21.00 mi14:33:083:35:1110:1512:58
12:58
#20745
35K
21.75 mi14:41:553:43:5810:188:47
11:44
#20777
23M
23.00 mi14:56:223:58:2510:2214:27
11:32
#20707
24M
24.00 mi15:07:244:09:2710:2411:02
11:02
#20653
40K
24.85 mi15:17:104:19:1310:269:46
11:25
#20582
25.2M
25.20 mi15:22:104:24:1310:295:00
14:30
#20617
Finish
26.22 mi15:34:244:36:2710:3312:14
12:00
#20722
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi195427649764920654(Top 81%)8130(Top 74%)8130(Top 1481%)
10K6.21 mi3.10 mi19932-3907829-1807829-18020335(Top 80%)8006(Top 73%)8006(Top 1458%)
15K9.32 mi3.11 mi20214-2827948-1197948-11920654(Top 81%)8130(Top 74%)8130(Top 1481%)
20K12.43 mi3.11 mi20514-3008102-1548102-15421152(Top 83%)8440(Top 77%)8440(Top 1537%)
Half13.11 mi0.68 mi20558-448134-328134-3221464(Top 84%)8656(Top 79%)8656(Top 1577%)
25K15.53 mi2.42 mi20803-2458278-1448278-14421894(Top 86%)8937(Top 82%)8937(Top 1628%)
30K18.64 mi3.11 mi20823-208341-638341-6320882(Top 82%)8574(Top 78%)8574(Top 1562%)
20M20.00 mi1.36 mi20743+808323+188323+1820010(Top 78%)8228(Top 75%)8228(Top 1499%)
21M21.00 mi1.00 mi20745-28353-308353-3020684(Top 81%)8658(Top 79%)8658(Top 1577%)
35K21.75 mi0.75 mi20777-328385-328385-3221340(Top 84%)9015(Top 83%)9015(Top 1642%)
23M23.00 mi1.25 mi20707+708375+108375+1019749(Top 77%)8273(Top 76%)8273(Top 1507%)
24M24.00 mi1.00 mi20653+548370+58370+519326(Top 76%)8118(Top 74%)8118(Top 1479%)
40K24.85 mi0.85 mi20582+718342+288342+2819162(Top 75%)8099(Top 74%)8099(Top 1475%)
25.2M25.20 mi0.35 mi20617-358375-338375-3322371(Top 88%)9634(Top 88%)9634(Top 1755%)
Finish26.22 mi1.02 mi20722-1058448-738448-7323240(Top 91%)10054(Top 92%)10054(Top 1831%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 81%
×21stories
+97ft-345ft

Overall

20654

Females

8130

F60-64

8130

5K→10K

3.1 - 6.2 mi

Top 80%
×5stories
+79ft-138ft

Overall

20335

Females

8006

F60-64

8006

10K→15K

6.2 - 9.3 mi

Top 81%
×3stories
+67ft-78ft

Overall

20654

Females

8130

F60-64

8130

15K→20K

9.3 - 12.4 mi

Top 83%
×5stories
+106ft-86ft

Overall

21152

Females

8440

F60-64

8440

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

21464

Females

8656

F60-64

8656

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

21894

Females

8937

F60-64

8937

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

20882

Females

8574

F60-64

8574

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20010

Females

8228

F60-64

8228

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

20684

Females

8658

F60-64

8658

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

21340

Females

9015

F60-64

9015

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

19749

Females

8273

F60-64

8273

23M→24M

23.0 - 24.0 mi

Top 76%
×6stories
+12ft-82ft

Overall

19326

Females

8118

F60-64

8118

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19162

Females

8099

F60-64

8099

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

22371

Females

9634

F60-64

9634

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23240

Females

10054

F60-64

10054

Passing Analysis

Category:
Athletes Passed
1193
Passed By
2373
Net Change
-1180
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19542
5K10K137527-390#19542#19932
10K15K121403-282#19932#20214
15K20K103403-300#20214#20514
20KHalf1963-44#20514#20558
Half25K89334-245#20558#20803
25K30K164184-20#20803#20823
30K20M12141+80#20823#20743
20M21M7577-2#20743#20745
21M35K4981-32#20745#20777
35K23M10636+70#20777#20707
23M24M8430+54#20707#20653
24M40K8312+71#20653#20582
40K25.2M1651-35#20582#20617
25.2MFinish26131-105#20617#20722
TOTALS11932373-1180
📊

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