Lydia Samuelson

Bib: 18145F

CA

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 38%
Division (F18-39)
#0 / 4884
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:04
Rank: #14487
Start5K
25:04 | 8:04/mi
10K· 6.21 mi
49:05
Rank: #13591 (+896)
5K10K
24:01 | 7:44/mi
15K· 9.32 mi
1:12:52
Rank: #12863 (+728)
10K15K
23:47 | 7:39/mi
20K· 12.43 mi
1:37:23
Rank: #12735 (+128)
15K20K
24:31 | 7:53/mi
Half· 13.11 mi
1:42:37
Rank: #12658 (+77)
20KHalf
5:14 | 7:40/mi
25K· 15.53 mi
2:02:11
Rank: #12744 (-86)
Half25K
19:34 | 8:04/mi
30K· 18.64 mi
2:28:12
Rank: #12899 (-155)
25K30K
26:01 | 8:22/mi
20M
2:40:51
Rank: #13367 (-468)
30K20M
12:39 | 9:19/mi
21M
2:50:10
Rank: #13482 (-115)
20M21M
9:19 | 9:19/mi
35K· 21.75 mi
2:56:44
Rank: #13625 (-143)
21M35K
6:34 | 8:47/mi
23M
3:08:35
Rank: #13963 (-338)
35K23M
11:51 | 9:28/mi
24M
3:17:22
Rank: #14053 (-90)
23M24M
8:47 | 8:47/mi
40K· 24.85 mi
3:25:22
Rank: #14227 (-174)
24M40K
8:00 | 9:21/mi
25.2M
3:28:27
Rank: #14185 (+42)
40K25.2M
3:05 | 8:56/mi
Finish· 26.22 mi
3:36:45
Rank: #14123 (+62)
25.2MFinish
8:18 | 8:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:37
Pace7:50 /mi
2nd Half
Distance13.11 mi
Time1:54:08
Pace8:42 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:1125:048:0425:04
8:04
-
10K
6.21 mi11:40:1249:057:5424:01
7:44
-0:20
15K
9.32 mi12:03:591:12:527:4923:47
7:39
-0:05
20K
12.43 mi12:28:301:37:237:5024:31
7:53
+0:14
Half
13.11 mi12:33:441:42:377:505:14
7:40
-0:13
25K
15.53 mi12:53:182:02:117:5219:34
8:04
+0:24
30K
18.64 mi13:19:192:28:127:5726:01
8:22
+0:18
20M
20.00 mi13:31:582:40:518:0312:39
9:19
+0:57
21M
21.00 mi13:41:172:50:108:069:19
9:19
0:00
35K
21.75 mi13:47:512:56:448:086:34
8:47
-0:32
23M
23.00 mi13:59:423:08:358:1211:51
9:28
+0:41
24M
24.00 mi14:08:293:17:228:138:47
8:47
-0:41
40K
24.85 mi14:16:293:25:228:168:00
9:21
+0:34
25.2M
25.20 mi14:19:343:28:278:163:05
8:56
-0:25
Finish
26.22 mi14:27:523:36:458:168:18
8:09
-0:47

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

7:39 /mi

Average Pace

8:16 /mi

Slowest Pace

9:28 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:17:33

36% of race

Time at Steady Pace

1:18:57

36% of race

Time at Slower Pace

1:00:15

28% of race

Average Pace: 8:16 /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 mi11:16:1125:048:0425:04
8:04
#14487
10K
6.21 mi11:40:1249:057:5424:01
7:44
#13591
15K
9.32 mi12:03:591:12:527:4923:47
7:39
#12863
20K
12.43 mi12:28:301:37:237:5024:31
7:53
#12735
Half
13.11 mi12:33:441:42:377:505:14
7:40
#12658
25K
15.53 mi12:53:182:02:117:5219:34
8:04
#12744
30K
18.64 mi13:19:192:28:127:5726:01
8:22
#12899
20M
20.00 mi13:31:582:40:518:0312:39
9:19
#13367
21M
21.00 mi13:41:172:50:108:069:19
9:19
#13482
35K
21.75 mi13:47:512:56:448:086:34
8:47
#13625
23M
23.00 mi13:59:423:08:358:1211:51
9:28
#13963
24M
24.00 mi14:08:293:17:228:138:47
8:47
#14053
40K
24.85 mi14:16:293:25:228:168:00
9:21
#14227
25.2M
25.20 mi14:19:343:28:278:163:05
8:56
#14185
Finish
26.22 mi14:27:523:36:458:168:18
8:09
#14123
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi144874319431911483(Top 43%)2622(Top 23%)2622(Top 54%)
10K6.21 mi3.10 mi13591+8963801+5183801+51812531(Top 47%)3170(Top 28%)3170(Top 65%)
15K9.32 mi3.11 mi12863+7283375+4263375+42611483(Top 43%)2622(Top 23%)2622(Top 54%)
20K12.43 mi3.11 mi12735+1283325+503325+5012566(Top 47%)3297(Top 29%)3297(Top 68%)
Half13.11 mi0.68 mi12658+773293+323293+3211749(Top 44%)2793(Top 24%)2793(Top 57%)
25K15.53 mi2.42 mi12744-863361-683361-6813320(Top 50%)3818(Top 33%)3818(Top 78%)
30K18.64 mi3.11 mi12899-1553486-1253486-12513536(Top 51%)4050(Top 35%)4050(Top 83%)
20M20.00 mi1.36 mi13367-4683779-2933779-29318092(Top 68%)6795(Top 59%)6795(Top 139%)
21M21.00 mi1.00 mi13482-1153866-873866-8715034(Top 56%)5086(Top 45%)5086(Top 104%)
35K21.75 mi0.75 mi13625-1433959-933959-9316832(Top 63%)6176(Top 54%)6176(Top 126%)
23M23.00 mi1.25 mi13963-3384207-2484207-24818188(Top 68%)6962(Top 61%)6962(Top 143%)
24M24.00 mi1.00 mi14053-904284-774284-7716108(Top 61%)5858(Top 51%)5858(Top 120%)
40K24.85 mi0.85 mi14227-1744408-1244408-12417782(Top 67%)6823(Top 60%)6823(Top 140%)
25.2M25.20 mi0.35 mi14185+424397+114397+1112254(Top 46%)3867(Top 34%)3867(Top 79%)
Finish26.22 mi1.02 mi14123+624374+234374+2313097(Top 49%)4266(Top 37%)4266(Top 87%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

11483

Females

2622

F18-39

2622

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

12531

Females

3170

F18-39

3170

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

11483

Females

2622

F18-39

2622

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

12566

Females

3297

F18-39

3297

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11749

Females

2793

F18-39

2793

Half→25K

13.1 - 15.5 mi

Top 50%
×4stories
+66ft-88ft

Overall

13320

Females

3818

F18-39

3818

25K→30K

15.5 - 18.6 mi

Top 51%
×9stories
+181ft-148ft

Overall

13536

Females

4050

F18-39

4050

30K→20M

18.6 - 20.0 mi

Top 68%
×5stories
+64ft-50ft

Overall

18092

Females

6795

F18-39

6795

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15034

Females

5086

F18-39

5086

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16832

Females

6176

F18-39

6176

35K→23M

21.8 - 23.0 mi

Top 68%
×5stories
+23ft-63ft

Overall

18188

Females

6962

F18-39

6962

23M→24M

23.0 - 24.0 mi

Top 61%
×6stories
+12ft-82ft

Overall

16108

Females

5858

F18-39

5858

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

17782

Females

6823

F18-39

6823

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1story
+13ft-16ft

Overall

12254

Females

3867

F18-39

3867

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

13097

Females

4266

F18-39

4266

Passing Analysis

Category:
Athletes Passed
2630
Passed By
2266
Net Change
+364
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14487
5K10K95862+896#14487#13591
10K15K75022+728#13591#12863
15K20K252124+128#12863#12735
20KHalf847+77#12735#12658
Half25K116202-86#12658#12744
25K30K131286-155#12744#12899
30K20M22490-468#12899#13367
20M21M52167-115#13367#13482
21M35K29172-143#13482#13625
35K23M22360-338#13625#13963
23M24M39129-90#13963#14053
24M40K29203-174#14053#14227
40K25.2M486+42#14227#14185
25.2MFinish9836+62#14185#14123
TOTALS26302266+364
📊

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