Cheryl Kos

Bib: 22738F

VA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F55-59)
#0 / 815
Top 37%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:57
Rank: #18726
Start5K
8:40/mi
26:57 split
10K· 6.21 mi
53:31
Rank: #18597 (+129)
5K10K
8:33/mi
26:34 split
15K· 9.32 mi
1:20:10
Rank: #18488 (+109)
10K15K
8:35/mi
26:39 split
20K· 12.43 mi
1:47:17
Rank: #18401 (+87)
15K20K
8:44/mi
27:07 split
Half· 13.11 mi
1:53:11
Rank: #18411 (-10)
20KHalf
8:39/mi
5:54 split
25K· 15.53 mi
2:14:51
Rank: #18468 (-57)
Half25K
8:56/mi
21:40 split
30K· 18.64 mi
2:42:50
Rank: #18192 (+276)
25K30K
9:00/mi
27:59 split
20M
2:57:38
Rank: #18794 (-602)
30K20M
10:53/mi
14:48 split
21M
3:07:30
Rank: #18693 (+101)
20M21M
9:52/mi
9:52 split
35K· 21.75 mi
3:14:19
Rank: #18671 (+22)
21M35K
9:07/mi
6:49 split
23M
3:26:24
Rank: #18698 (-27)
35K23M
9:39/mi
12:05 split
24M
3:35:19
Rank: #18610 (+88)
23M24M
8:55/mi
8:55 split
40K· 24.85 mi
3:43:21
Rank: #18586 (+24)
24M40K
9:24/mi
8:02 split
25.2M
3:47:07
Rank: #18639 (-53)
40K25.2M
10:55/mi
3:46 split
Finish· 26.22 mi
3:56:33
Rank: #18670 (-31)
25.2MFinish
9:15/mi
9:26 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:11
Pace8:38 /mi
2nd Half
Distance13.11 mi
Time2:03:22
Pace9:25 /mi
📊Positive Split: 9.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:20:4426:578:4026:57
8:40
-
10K
6.21 mi11:47:1853:318:3726:34
8:33
-0:07
15K
9.32 mi12:13:571:20:108:3626:39
8:35
+0:02
20K
12.43 mi12:41:041:47:178:3827:07
8:44
+0:09
Half
13.11 mi12:46:581:53:118:385:54
8:39
-0:05
25K
15.53 mi13:08:382:14:518:4121:40
8:56
+0:17
30K
18.64 mi13:36:372:42:508:4427:59
9:00
+0:04
20M
20.00 mi13:51:252:57:388:5314:48
10:53
+1:53
21M
21.00 mi14:01:173:07:308:569:52
9:52
-1:01
35K
21.75 mi14:08:063:14:198:566:49
9:07
-0:45
23M
23.00 mi14:20:113:26:248:5812:05
9:39
+0:32
24M
24.00 mi14:29:063:35:198:588:55
8:55
-0:44
40K
24.85 mi14:37:083:43:218:598:02
9:24
+0:29
25.2M
25.20 mi14:40:543:47:079:013:46
10:55
+1:31
Finish
26.22 mi14:50:203:56:339:029:26
9:15
-1:40

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

8:33 /mi

Average Pace

9:02 /mi

Slowest Pace

10:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

53:13

22% of race

Time at Steady Pace

2:14:47

57% of race

Time at Slower Pace

48:33

21% of race

Average Pace: 9:01 /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 mi11:20:4426:578:4026:57
8:40
#18726
10K
6.21 mi11:47:1853:318:3726:34
8:33
#18597
15K
9.32 mi12:13:571:20:108:3626:39
8:35
#18488
20K
12.43 mi12:41:041:47:178:3827:07
8:44
#18401
Half
13.11 mi12:46:581:53:118:385:54
8:39
#18411
25K
15.53 mi13:08:382:14:518:4121:40
8:56
#18468
30K
18.64 mi13:36:372:42:508:4427:59
9:00
#18192
20M
20.00 mi13:51:252:57:388:5314:48
10:53
#18794
21M
21.00 mi14:01:173:07:308:569:52
9:52
#18693
35K
21.75 mi14:08:063:14:198:566:49
9:07
#18671
23M
23.00 mi14:20:113:26:248:5812:05
9:39
#18698
24M
24.00 mi14:29:063:35:198:588:55
8:55
#18610
40K
24.85 mi14:37:083:43:218:598:02
9:24
#18586
25.2M
25.20 mi14:40:543:47:079:013:46
10:55
#18639
Finish
26.22 mi14:50:203:56:339:029:26
9:15
#18670
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi187267022702218313(Top 69%)6684(Top 59%)6684(Top 820%)
10K6.21 mi3.10 mi18597+1296882+1406882+14018580(Top 70%)6820(Top 60%)6820(Top 837%)
15K9.32 mi3.11 mi18488+1096810+726810+7218313(Top 69%)6684(Top 59%)6684(Top 820%)
20K12.43 mi3.11 mi18401+876753+576753+5718303(Top 69%)6676(Top 58%)6676(Top 819%)
Half13.11 mi0.68 mi18411-106751+26751+218670(Top 70%)6884(Top 60%)6884(Top 845%)
25K15.53 mi2.42 mi18468-576813-626813-6218657(Top 70%)6938(Top 61%)6938(Top 851%)
30K18.64 mi3.11 mi18192+2766684+1296684+12917219(Top 65%)6202(Top 54%)6202(Top 761%)
20M20.00 mi1.36 mi18794-6027031-3477031-34722508(Top 85%)9251(Top 81%)9251(Top 1135%)
21M21.00 mi1.00 mi18693+1016984+476984+4717532(Top 66%)6500(Top 57%)6500(Top 798%)
35K21.75 mi0.75 mi18671+226975+96975+918411(Top 69%)7061(Top 62%)7061(Top 866%)
23M23.00 mi1.25 mi18698-277014-397014-3918915(Top 71%)7359(Top 64%)7359(Top 903%)
24M24.00 mi1.00 mi18610+886970+446970+4416878(Top 63%)6293(Top 55%)6293(Top 772%)
40K24.85 mi0.85 mi18586+246973-36973-317959(Top 67%)6931(Top 61%)6931(Top 850%)
25.2M25.20 mi0.35 mi18639-537010-377010-3720290(Top 76%)8203(Top 72%)8203(Top 1007%)
Finish26.22 mi1.02 mi18670-317034-247034-2419190(Top 72%)7544(Top 66%)7544(Top 926%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21story building
+97ft-345ft

Overall

18313

Females

6684

F55-59

6684

5K→10K

3.1 - 6.2 mi

Top 70%
×5story building
+79ft-138ft

Overall

18580

Females

6820

F55-59

6820

10K→15K

6.2 - 9.3 mi

Top 69%
×3story building
+67ft-78ft

Overall

18313

Females

6684

F55-59

6684

15K→20K

9.3 - 12.4 mi

Top 69%
×5story building
+106ft-86ft

Overall

18303

Females

6676

F55-59

6676

20K→Half

12.4 - 13.1 mi

Top 70%
×2story building
+19ft-37ft

Overall

18670

Females

6884

F55-59

6884

Half→25K

13.1 - 15.5 mi

Top 70%
×4story building
+66ft-88ft

Overall

18657

Females

6938

F55-59

6938

25K→30K

15.5 - 18.6 mi

Top 65%
×9story building
+181ft-148ft

Overall

17219

Females

6202

F55-59

6202

30K→20M

18.6 - 20.0 mi

Top 85%
×5story building
+64ft-50ft

Overall

22508

Females

9251

F55-59

9251

20M→21M

20.0 - 21.0 mi

Top 66%
×8story building
+106ft-24ft

Overall

17532

Females

6500

F55-59

6500

21M→35K

21.0 - 21.8 mi

Top 69%
×7story building
+17ft-86ft

Overall

18411

Females

7061

F55-59

7061

35K→23M

21.8 - 23.0 mi

Top 71%
×5story building
+23ft-63ft

Overall

18915

Females

7359

F55-59

7359

23M→24M

23.0 - 24.0 mi

Top 63%
×6story building
+12ft-82ft

Overall

16878

Females

6293

F55-59

6293

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17959

Females

6931

F55-59

6931

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

20290

Females

8203

F55-59

8203

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

19190

Females

7544

F55-59

7544

Passing Analysis

Category:
Athletes Passed
1806
Passed By
1750
Net Change
+56
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18726
5K10K421292+129#18726#18597
10K15K233124+109#18597#18488
15K20K202115+87#18488#18401
20KHalf2939-10#18401#18411
Half25K107164-57#18411#18468
25K30K33054+276#18468#18192
30K20M12614-602#18192#18794
20M21M13433+101#18794#18693
21M35K5230+22#18693#18671
35K23M7299-27#18671#18698
23M24M10113+88#18698#18610
24M40K6137+24#18610#18586
40K25.2M1568-53#18586#18639
25.2MFinish3768-31#18639#18670
TOTALS18061750+56
📊

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