Karen Nelson

Bib: 22181F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Top 50%
Division (F55-59)
#0 / 876
Top 32%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:12
Rank: #20376
Start5K
28:12 | 9:05/mi
10K· 6.21 mi
57:30
Rank: #20838 (-462)
5K10K
29:18 | 9:26/mi
15K· 9.32 mi
1:26:05
Rank: #20441 (+397)
10K15K
28:35 | 9:12/mi
20K· 12.43 mi
1:55:11
Rank: #20003 (+438)
15K20K
29:06 | 9:22/mi
Half· 13.11 mi
2:01:24
Rank: #19937 (+66)
20KHalf
6:13 | 9:07/mi
25K· 15.53 mi
2:24:45
Rank: #19579 (+358)
Half25K
23:21 | 9:38/mi
30K· 18.64 mi
2:54:12
Rank: #18820 (+759)
25K30K
29:27 | 9:29/mi
20M
3:06:34
Rank: #18404 (+416)
30K20M
12:22 | 9:06/mi
21M
3:16:16
Rank: #18042 (+362)
20M21M
9:42 | 9:42/mi
35K· 21.75 mi
3:22:53
Rank: #17840 (+202)
21M35K
6:37 | 8:51/mi
23M
3:34:11
Rank: #17478 (+362)
35K23M
11:18 | 9:02/mi
24M
3:42:54
Rank: #17220 (+258)
23M24M
8:43 | 8:43/mi
40K· 24.85 mi
3:50:12
Rank: #16906 (+314)
24M40K
7:18 | 8:32/mi
25.2M
3:53:30
Rank: #16751 (+155)
40K25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
4:02:11
Rank: #16541 (+210)
25.2MFinish
8:41 | 8:31/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:01:24
Pace9:16 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:00:47
Pace9:13 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:26:3628:129:0528:12
9:05
-
10K
6.21 mi11:55:5457:309:1529:18
9:26
+0:21
15K
9.32 mi12:24:291:26:059:1428:35
9:12
-0:14
20K
12.43 mi12:53:351:55:119:1629:06
9:22
+0:10
Half
13.11 mi12:59:482:01:249:166:13
9:07
-0:15
25K
15.53 mi13:23:092:24:459:1923:21
9:38
+0:31
30K
18.64 mi13:52:362:54:129:2129:27
9:29
-0:09
20M
20.00 mi14:04:583:06:349:2012:22
9:06
-0:23
21M
21.00 mi14:14:403:16:169:219:42
9:42
+0:36
35K
21.75 mi14:21:173:22:539:206:37
8:51
-0:51
23M
23.00 mi14:32:353:34:119:1911:18
9:02
+0:11
24M
24.00 mi14:41:183:42:549:178:43
8:43
-0:19
40K
24.85 mi14:48:363:50:129:167:18
8:32
-0:11
25.2M
25.20 mi14:51:543:53:309:163:18
9:34
+1:02
Finish
26.22 mi15:00:354:02:119:158:41
8:31
-1:03

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

8:31 /mi

Average Pace

9:15 /mi

Slowest Pace

9:42 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:27:05

61% of race

Time at Steady Pace

1:35:06

39% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:14 /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 mi11:26:3628:129:0528:12
9:05
#20376
10K
6.21 mi11:55:5457:309:1529:18
9:26
#20838
15K
9.32 mi12:24:291:26:059:1428:35
9:12
#20441
20K
12.43 mi12:53:351:55:119:1629:06
9:22
#20003
Half
13.11 mi12:59:482:01:249:166:13
9:07
#19937
25K
15.53 mi13:23:092:24:459:1923:21
9:38
#19579
30K
18.64 mi13:52:362:54:129:2129:27
9:29
#18820
20M
20.00 mi14:04:583:06:349:2012:22
9:06
#18404
21M
21.00 mi14:14:403:16:169:219:42
9:42
#18042
35K
21.75 mi14:21:173:22:539:206:37
8:51
#17840
23M
23.00 mi14:32:353:34:119:1911:18
9:02
#17478
24M
24.00 mi14:41:183:42:549:178:43
8:43
#17220
40K
24.85 mi14:48:363:50:129:167:18
8:32
#16906
25.2M
25.20 mi14:51:543:53:309:163:18
9:34
#16751
Finish
26.22 mi15:00:354:02:119:158:41
8:31
#16541
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi203768078807819719(Top 77%)7635(Top 70%)7635(Top 872%)
10K6.21 mi3.10 mi20838-4628303-2258303-22521172(Top 83%)8463(Top 77%)8463(Top 966%)
15K9.32 mi3.11 mi20441+3978060+2438060+24319719(Top 77%)7635(Top 70%)7635(Top 872%)
20K12.43 mi3.11 mi20003+4387828+2327828+23218771(Top 73%)7151(Top 65%)7151(Top 816%)
Half13.11 mi0.68 mi19937+667796+327796+3218752(Top 73%)7186(Top 66%)7186(Top 820%)
25K15.53 mi2.42 mi19579+3587618+1787618+17817979(Top 70%)6812(Top 62%)6812(Top 778%)
30K18.64 mi3.11 mi18820+7597278+3407278+34015388(Top 60%)5637(Top 52%)5637(Top 643%)
20M20.00 mi1.36 mi18404+4167090+1887090+18812667(Top 50%)4390(Top 40%)4390(Top 501%)
21M21.00 mi1.00 mi18042+3626907+1836907+18311730(Top 46%)4131(Top 38%)4131(Top 472%)
35K21.75 mi0.75 mi17840+2026824+836824+8312619(Top 49%)4613(Top 42%)4613(Top 527%)
23M23.00 mi1.25 mi17478+3626634+1906634+19011338(Top 44%)4081(Top 37%)4081(Top 466%)
24M24.00 mi1.00 mi17220+2586517+1176517+11710725(Top 42%)3807(Top 35%)3807(Top 435%)
40K24.85 mi0.85 mi16906+3146386+1316386+1318609(Top 34%)2890(Top 26%)2890(Top 330%)
25.2M25.20 mi0.35 mi16751+1556301+856301+859118(Top 36%)3236(Top 30%)3236(Top 369%)
Finish26.22 mi1.02 mi16541+2106214+876214+8711666(Top 46%)4317(Top 40%)4317(Top 493%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

19719

Females

7635

F55-59

7635

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

21172

Females

8463

F55-59

8463

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

19719

Females

7635

F55-59

7635

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

18771

Females

7151

F55-59

7151

20K→Half

12.4 - 13.1 mi

Top 73%
×2stories
+19ft-37ft

Overall

18752

Females

7186

F55-59

7186

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

17979

Females

6812

F55-59

6812

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

15388

Females

5637

F55-59

5637

30K→20M

18.6 - 20.0 mi

Top 50%
×5stories
+64ft-50ft

Overall

12667

Females

4390

F55-59

4390

20M→21M

20.0 - 21.0 mi

Top 46%
×8stories
+106ft-24ft

Overall

11730

Females

4131

F55-59

4131

21M→35K

21.0 - 21.8 mi

Top 49%
×7stories
+17ft-86ft

Overall

12619

Females

4613

F55-59

4613

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11338

Females

4081

F55-59

4081

23M→24M

23.0 - 24.0 mi

Top 42%
×6stories
+12ft-82ft

Overall

10725

Females

3807

F55-59

3807

24M→40K

24.0 - 24.9 mi

Top 34%
×1story
+6ft-20ft

Overall

8609

Females

2890

F55-59

2890

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1story
+13ft-16ft

Overall

9118

Females

3236

F55-59

3236

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

11666

Females

4317

F55-59

4317

Passing Analysis

Category:
Athletes Passed
4546
Passed By
711
Net Change
+3835
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20376
5K10K108570-462#20376#20838
10K15K45255+397#20838#20441
15K20K47234+438#20441#20003
20KHalf748+66#20003#19937
Half25K38325+358#19937#19579
25K30K7634+759#19579#18820
30K20M4182+416#18820#18404
20M21M3664+362#18404#18042
21M35K2053+202#18042#17840
35K23M3620+362#17840#17478
23M24M2591+258#17478#17220
24M40K3140+314#17220#16906
40K25.2M1561+155#16906#16751
25.2MFinish2144+210#16751#16541
TOTALS4546711+3835
📊

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