Sarah Nelson

Bib: 16168F

IL

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 35%
Gender (Female)
#0 / 10924
Top 20%
Division (F18-39)
#0 / 4660
Top 34%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:15
Rank: #8140
Start5K
7:10/mi
22:15 split
10K· 6.21 mi
45:02
Rank: #8499 (-359)
5K10K
7:20/mi
22:47 split
15K· 9.32 mi
1:08:19
Rank: #8840 (-341)
10K15K
7:30/mi
23:17 split
20K· 12.43 mi
1:32:49
Rank: #9380 (-540)
15K20K
7:53/mi
24:30 split
Half· 13.11 mi
1:38:04
Rank: #9443 (-63)
20KHalf
7:42/mi
5:15 split
25K· 15.53 mi
1:57:29
Rank: #9536 (-93)
Half25K
8:00/mi
19:25 split
30K· 18.64 mi
2:24:08
Rank: #9774 (-238)
25K30K
8:35/mi
26:39 split
20M
2:35:42
Rank: #9673 (+101)
30K20M
8:31/mi
11:34 split
21M
2:44:49
Rank: #9564 (+109)
20M21M
9:07/mi
9:07 split
35K· 21.75 mi
2:50:47
Rank: #9442 (+122)
21M35K
7:59/mi
5:58 split
23M
3:01:15
Rank: #9253 (+189)
35K23M
8:22/mi
10:28 split
24M
3:09:16
Rank: #9102 (+151)
23M24M
8:01/mi
8:01 split
40K· 24.85 mi
3:16:29
Rank: #9033 (+69)
24M40K
8:26/mi
7:13 split
25.2M
3:19:39
Rank: #8984 (+49)
40K25.2M
9:11/mi
3:10 split
Finish· 26.22 mi
3:27:52
Rank: #8950 (+34)
25.2MFinish
8:04/mi
8:13 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:04
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:49:48
Pace8:23 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:3322:157:1022:15
7:10
-
10K
6.21 mi11:35:2045:027:1522:47
7:20
+0:10
15K
9.32 mi11:58:371:08:197:2023:17
7:30
+0:10
20K
12.43 mi12:23:071:32:497:2824:30
7:53
+0:23
Half
13.11 mi12:28:221:38:047:295:15
7:42
-0:11
25K
15.53 mi12:47:471:57:297:3419:25
8:00
+0:18
30K
18.64 mi13:14:262:24:087:4426:39
8:35
+0:35
20M
20.00 mi13:26:002:35:427:4711:34
8:31
-0:04
21M
21.00 mi13:35:072:44:497:519:07
9:07
+0:36
35K
21.75 mi13:41:052:50:477:515:58
7:59
-1:08
23M
23.00 mi13:51:333:01:157:5310:28
8:22
+0:23
24M
24.00 mi13:59:343:09:167:538:01
8:01
-0:21
40K
24.85 mi14:06:473:16:297:547:13
8:26
+0:25
25.2M
25.20 mi14:09:573:19:397:553:10
9:11
+0:45
Finish
26.22 mi14:18:103:27:527:568:13
8:04
-1:07

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

7:10 /mi

Average Pace

7:56 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:34

35% of race

Time at Steady Pace

1:06:07

32% of race

Time at Slower Pace

1:08:11

33% of race

Average Pace: 7:56 /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 mi11:12:3322:157:1022:15
7:10
#8140
10K
6.21 mi11:35:2045:027:1522:47
7:20
#8499
15K
9.32 mi11:58:371:08:197:2023:17
7:30
#8840
20K
12.43 mi12:23:071:32:497:2824:30
7:53
#9380
Half
13.11 mi12:28:221:38:047:295:15
7:42
#9443
25K
15.53 mi12:47:471:57:297:3419:25
8:00
#9536
30K
18.64 mi13:14:262:24:087:4426:39
8:35
#9774
20M
20.00 mi13:26:002:35:427:4711:34
8:31
#9673
21M
21.00 mi13:35:072:44:497:519:07
9:07
#9564
35K
21.75 mi13:41:052:50:477:515:58
7:59
#9442
23M
23.00 mi13:51:333:01:157:5310:28
8:22
#9253
24M
24.00 mi13:59:343:09:167:538:01
8:01
#9102
40K
24.85 mi14:06:473:16:297:547:13
8:26
#9033
25.2M
25.20 mi14:09:573:19:397:553:10
9:11
#8984
Finish
26.22 mi14:18:103:27:527:568:13
8:04
#8950
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8140122712279658(Top 38%)2003(Top 18%)2003(Top 43%)
10K6.21 mi3.10 mi8499-3591414-1871414-1878944(Top 35%)1618(Top 15%)1618(Top 35%)
15K9.32 mi3.11 mi8840-3411575-1611575-1619658(Top 38%)2003(Top 18%)2003(Top 43%)
20K12.43 mi3.11 mi9380-5401835-2601835-26011037(Top 43%)2825(Top 26%)2825(Top 61%)
Half13.11 mi0.68 mi9443-631872-371872-3710598(Top 41%)2590(Top 24%)2590(Top 56%)
25K15.53 mi2.42 mi9536-931973-1011973-10110250(Top 40%)2605(Top 24%)2605(Top 56%)
30K18.64 mi3.11 mi9774-2382198-2252198-22511052(Top 43%)3211(Top 29%)3211(Top 69%)
20M20.00 mi1.36 mi9673+1012216-182216-189524(Top 37%)2702(Top 25%)2702(Top 58%)
21M21.00 mi1.00 mi9564+1092207+92207+99117(Top 36%)2750(Top 25%)2750(Top 59%)
35K21.75 mi0.75 mi9442+1222187+202187+207678(Top 30%)2077(Top 19%)2077(Top 45%)
23M23.00 mi1.25 mi9253+1892163+242163+247698(Top 30%)2242(Top 21%)2242(Top 48%)
24M24.00 mi1.00 mi9102+1512132+312132+316754(Top 26%)1889(Top 17%)1889(Top 41%)
40K24.85 mi0.85 mi9033+692145-132145-138059(Top 32%)2614(Top 24%)2614(Top 56%)
25.2M25.20 mi0.35 mi8984+492143+22143+27440(Top 29%)2389(Top 22%)2389(Top 51%)
Finish26.22 mi1.02 mi8950+342168-252168-258933(Top 35%)3021(Top 28%)3021(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9658

Females

2003

F18-39

2003

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

8944

Females

1618

F18-39

1618

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9658

Females

2003

F18-39

2003

15K→20K

9.3 - 12.4 mi

Top 43%
×5stories
+106ft-86ft

Overall

11037

Females

2825

F18-39

2825

20K→Half

12.4 - 13.1 mi

Top 41%
×2stories
+19ft-37ft

Overall

10598

Females

2590

F18-39

2590

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10250

Females

2605

F18-39

2605

25K→30K

15.5 - 18.6 mi

Top 43%
×9stories
+181ft-148ft

Overall

11052

Females

3211

F18-39

3211

30K→20M

18.6 - 20.0 mi

Top 37%
×5stories
+64ft-50ft

Overall

9524

Females

2702

F18-39

2702

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

9117

Females

2750

F18-39

2750

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7678

Females

2077

F18-39

2077

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7698

Females

2242

F18-39

2242

23M→24M

23.0 - 24.0 mi

Top 26%
×6stories
+12ft-82ft

Overall

6754

Females

1889

F18-39

1889

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

8059

Females

2614

F18-39

2614

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7440

Females

2389

F18-39

2389

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

8933

Females

3021

F18-39

3021

Passing Analysis

Category:
Athletes Passed
1898
Passed By
2706
Net Change
-810
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8140
5K10K128487-359#8140#8499
10K15K92433-341#8499#8840
15K20K84624-540#8840#9380
20KHalf1679-63#9380#9443
Half25K180272-93#9443#9536
25K30K185422-238#9536#9774
30K20M19796+101#9774#9673
20M21M17364+109#9673#9564
21M35K14321+122#9564#9442
35K23M23243+189#9442#9253
23M24M17423+151#9253#9102
24M40K12859+69#9102#9033
40K25.2M6617+49#9033#8984
25.2MFinish10066+34#8984#8950
TOTALS18982706-810
📊

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