Keirsa Johnson

Bib: 25607F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F40-44)
#0 / 1613
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
27:54
Rank: #19996
Start5K
27:54 | 8:59/mi
10K· 6.21 mi
54:50
Rank: #19168 (+828)
5K10K
26:56 | 8:40/mi
15K· 9.32 mi
1:21:54
Rank: #18640 (+528)
10K15K
27:04 | 8:43/mi
20K· 12.43 mi
1:50:44
Rank: #18544 (+96)
15K20K
28:50 | 9:17/mi
Half· 13.11 mi
1:56:45
Rank: #18485 (+59)
20KHalf
6:01 | 8:49/mi
25K· 15.53 mi
2:19:26
Rank: #18188 (+297)
Half25K
22:41 | 9:21/mi
30K· 18.64 mi
2:49:50
Rank: #17863 (+325)
25K30K
30:24 | 9:47/mi
20M
3:03:43
Rank: #17826 (+37)
30K20M
13:53 | 10:13/mi
21M
3:14:22
Rank: #17678 (+148)
20M21M
10:39 | 10:39/mi
35K· 21.75 mi
3:21:43
Rank: #17632 (+46)
21M35K
7:21 | 9:49/mi
23M
3:34:01
Rank: #17455 (+177)
35K23M
12:18 | 9:49/mi
24M
3:44:14
Rank: #17438 (+17)
23M24M
10:13 | 10:13/mi
40K· 24.85 mi
3:52:27
Rank: #17268 (+170)
24M40K
8:13 | 9:37/mi
25.2M
3:56:06
Rank: #17188 (+80)
40K25.2M
3:39 | 10:35/mi
Finish· 26.22 mi
4:05:40
Rank: #17091 (+97)
25.2MFinish
9:34 | 9:23/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:56:45
Pace8:54 /mi
2nd Half
Distance13.11 mi
Time2:08:55
Pace9:50 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:3727:548:5927:54
8:59
-
10K
6.21 mi12:10:3354:508:4926:56
8:40
-0:19
15K
9.32 mi12:37:371:21:548:4727:04
8:43
+0:03
20K
12.43 mi13:06:271:50:448:5528:50
9:17
+0:34
Half
13.11 mi13:12:281:56:458:546:01
8:49
-0:28
25K
15.53 mi13:35:092:19:268:5922:41
9:21
+0:32
30K
18.64 mi14:05:332:49:509:0730:24
9:47
+0:26
20M
20.00 mi14:19:263:03:439:1113:53
10:13
+0:26
21M
21.00 mi14:30:053:14:229:1510:39
10:39
+0:26
35K
21.75 mi14:37:263:21:439:177:21
9:49
-0:50
23M
23.00 mi14:49:443:34:019:1812:18
9:49
0:00
24M
24.00 mi14:59:573:44:149:2110:13
10:13
+0:24
40K
24.85 mi15:08:103:52:279:218:13
9:37
-0:36
25.2M
25.20 mi15:11:493:56:069:223:39
10:35
+0:58
Finish
26.22 mi15:21:234:05:409:239:34
9:23
-1:12

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

8:40 /mi

Average Pace

9:23 /mi

Slowest Pace

10:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:56:45

48% of race

Time at Steady Pace

1:30:31

37% of race

Time at Slower Pace

38:24

16% of race

Average Pace: 9:22 /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 mi11:43:3727:548:5927:54
8:59
#19996
10K
6.21 mi12:10:3354:508:4926:56
8:40
#19168
15K
9.32 mi12:37:371:21:548:4727:04
8:43
#18640
20K
12.43 mi13:06:271:50:448:5528:50
9:17
#18544
Half
13.11 mi13:12:281:56:458:546:01
8:49
#18485
25K
15.53 mi13:35:092:19:268:5922:41
9:21
#18188
30K
18.64 mi14:05:332:49:509:0730:24
9:47
#17863
20M
20.00 mi14:19:263:03:439:1113:53
10:13
#17826
21M
21.00 mi14:30:053:14:229:1510:39
10:39
#17678
35K
21.75 mi14:37:263:21:439:177:21
9:49
#17632
23M
23.00 mi14:49:443:34:019:1812:18
9:49
#17455
24M
24.00 mi14:59:573:44:149:2110:13
10:13
#17438
40K
24.85 mi15:08:103:52:279:218:13
9:37
#17268
25.2M
25.20 mi15:11:493:56:069:223:39
10:35
#17188
Finish
26.22 mi15:21:234:05:409:239:34
9:23
#17091
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi199967880788017561(Top 69%)6462(Top 59%)6462(Top 401%)
10K6.21 mi3.10 mi19168+8287417+4637417+46318198(Top 71%)6837(Top 63%)6837(Top 424%)
15K9.32 mi3.11 mi18640+5287099+3187099+31817561(Top 69%)6462(Top 59%)6462(Top 401%)
20K12.43 mi3.11 mi18544+967035+647035+6418488(Top 72%)6983(Top 64%)6983(Top 433%)
Half13.11 mi0.68 mi18485+597009+267009+2617468(Top 68%)6501(Top 60%)6501(Top 403%)
25K15.53 mi2.42 mi18188+2976873+1366873+13617016(Top 67%)6282(Top 58%)6282(Top 389%)
30K18.64 mi3.11 mi17863+3256759+1146759+11416580(Top 65%)6287(Top 58%)6287(Top 390%)
20M20.00 mi1.36 mi17826+376766-76766-717179(Top 67%)6804(Top 62%)6804(Top 422%)
21M21.00 mi1.00 mi17678+1486711+556711+5515315(Top 60%)5984(Top 55%)5984(Top 371%)
35K21.75 mi0.75 mi17632+466700+116700+1116631(Top 65%)6671(Top 61%)6671(Top 414%)
23M23.00 mi1.25 mi17455+1776625+756625+7514842(Top 58%)5848(Top 54%)5848(Top 363%)
24M24.00 mi1.00 mi17438+176638-136638-1317029(Top 67%)6960(Top 64%)6960(Top 431%)
40K24.85 mi0.85 mi17268+1706572+666572+6613575(Top 53%)5339(Top 49%)5339(Top 331%)
25.2M25.20 mi0.35 mi17188+806543+296543+2913169(Top 52%)5190(Top 48%)5190(Top 322%)
Finish26.22 mi1.02 mi17091+976527+166527+1616046(Top 63%)6536(Top 60%)6536(Top 405%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 69%
×21stories
+97ft-345ft

Overall

17561

Females

6462

F40-44

6462

5K→10K

3.1 - 6.2 mi

Top 71%
×5stories
+79ft-138ft

Overall

18198

Females

6837

F40-44

6837

10K→15K

6.2 - 9.3 mi

Top 69%
×3stories
+67ft-78ft

Overall

17561

Females

6462

F40-44

6462

15K→20K

9.3 - 12.4 mi

Top 72%
×5stories
+106ft-86ft

Overall

18488

Females

6983

F40-44

6983

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

17468

Females

6501

F40-44

6501

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

17016

Females

6282

F40-44

6282

25K→30K

15.5 - 18.6 mi

Top 65%
×9stories
+181ft-148ft

Overall

16580

Females

6287

F40-44

6287

30K→20M

18.6 - 20.0 mi

Top 67%
×5stories
+64ft-50ft

Overall

17179

Females

6804

F40-44

6804

20M→21M

20.0 - 21.0 mi

Top 60%
×8stories
+106ft-24ft

Overall

15315

Females

5984

F40-44

5984

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

16631

Females

6671

F40-44

6671

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

14842

Females

5848

F40-44

5848

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

17029

Females

6960

F40-44

6960

24M→40K

24.0 - 24.9 mi

Top 53%
×1story
+6ft-20ft

Overall

13575

Females

5339

F40-44

5339

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1story
+13ft-16ft

Overall

13169

Females

5190

F40-44

5190

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2stories
+22ft-21ft

Overall

16046

Females

6536

F40-44

6536

Passing Analysis

Category:
Athletes Passed
3629
Passed By
724
Net Change
+2905
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19996
5K10K87143+828#19996#19168
10K15K55830+528#19168#18640
15K20K295199+96#18640#18544
20KHalf689+59#18544#18485
Half25K36770+297#18485#18188
25K30K42095+325#18188#17863
30K20M13093+37#17863#17826
20M21M17931+148#17826#17678
21M35K9044+46#17678#17632
35K23M20225+177#17632#17455
23M24M6851+17#17455#17438
24M40K1755+170#17438#17268
40K25.2M844+80#17268#17188
25.2MFinish12225+97#17188#17091
TOTALS3629724+2905
📊

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