Jenn Sacco

Bib: 18463F

MB

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Masters (Masters Women)
#0 / 6263
Division (F45-49)
#0 / 1753
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:45
Rank: #11900
Start5K
23:45 | 7:39/mi
10K· 6.21 mi
47:31
Rank: #11640 (+260)
5K10K
23:46 | 7:39/mi
15K· 9.32 mi
1:10:51
Rank: #10982 (+658)
10K15K
23:20 | 7:31/mi
20K· 12.43 mi
1:35:05
Rank: #10810 (+172)
15K20K
24:14 | 7:48/mi
Half· 13.11 mi
1:40:47
Rank: #11045 (-235)
20KHalf
5:42 | 8:21/mi
25K· 15.53 mi
2:03:06
Rank: #12169 (-1124)
Half25K
22:19 | 9:12/mi
30K· 18.64 mi
2:39:24
Rank: #15106 (-2937)
25K30K
36:18 | 11:41/mi
20M
2:52:10
Rank: #15035 (+71)
30K20M
12:46 | 9:24/mi
21M
3:02:25
Rank: #14957 (+78)
20M21M
10:15 | 10:15/mi
35K· 21.75 mi
3:10:10
Rank: #15135 (-178)
21M35K
7:45 | 10:22/mi
23M
3:25:37
Rank: #15828 (-693)
35K23M
15:27 | 12:20/mi
24M
3:50:13
Rank: #18303 (-2475)
23M24M
24:36 | 24:36/mi
40K· 24.85 mi
4:04:25
Rank: #18887 (-584)
24M40K
14:12 | 16:36/mi
25.2M
4:09:51
Rank: #19019 (-132)
40K25.2M
5:26 | 15:45/mi
Finish· 26.22 mi
4:24:53
Rank: #19524 (-505)
25.2MFinish
15:02 | 14:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:47
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time2:44:06
Pace12:31 /mi
📊Positive Split: 62.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:5523:457:3923:45
7:39
-
10K
6.21 mi11:40:4147:317:3923:46
7:39
0:00
15K
9.32 mi12:04:011:10:517:3623:20
7:31
-0:08
20K
12.43 mi12:28:151:35:057:3924:14
7:48
+0:17
Half
13.11 mi12:33:571:40:477:415:42
8:21
+0:33
25K
15.53 mi12:56:162:03:067:5522:19
9:12
+0:51
30K
18.64 mi13:32:342:39:248:3336:18
11:41
+2:29
20M
20.00 mi13:45:202:52:108:3612:46
9:24
-2:17
21M
21.00 mi13:55:353:02:258:4110:15
10:15
+0:51
35K
21.75 mi14:03:203:10:108:457:45
10:22
+0:07
23M
23.00 mi14:18:473:25:378:5615:27
12:20
+1:58
24M
24.00 mi14:43:233:50:139:3624:36
24:36
+12:16
40K
24.85 mi14:57:354:04:259:5014:12
16:36
-8:00
25.2M
25.20 mi15:03:014:09:519:555:26
15:45
-0:51
Finish
26.22 mi15:18:034:24:5310:0715:02
14:45
-1:00

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

7:31 /mi

Average Pace

10:07 /mi

Slowest Pace

24:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:35:05

36% of race

Time at Steady Pace

1:50:32

42% of race

Time at Slower Pace

59:16

22% of race

Average Pace: 10:06 /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 mi11:16:5523:457:3923:45
7:39
#11900
10K
6.21 mi11:40:4147:317:3923:46
7:39
#11640
15K
9.32 mi12:04:011:10:517:3623:20
7:31
#10982
20K
12.43 mi12:28:151:35:057:3924:14
7:48
#10810
Half
13.11 mi12:33:571:40:477:415:42
8:21
#11045
25K
15.53 mi12:56:162:03:067:5522:19
9:12
#12169
30K
18.64 mi13:32:342:39:248:3336:18
11:41
#15106
20M
20.00 mi13:45:202:52:108:3612:46
9:24
#15035
21M
21.00 mi13:55:353:02:258:4110:15
10:15
#14957
35K
21.75 mi14:03:203:10:108:457:45
10:22
#15135
23M
23.00 mi14:18:473:25:378:5615:27
12:20
#15828
24M
24.00 mi14:43:233:50:139:3624:36
24:36
#18303
40K
24.85 mi14:57:354:04:259:5014:12
16:36
#18887
25.2M
25.20 mi15:03:014:09:519:555:26
15:45
#19019
Finish
26.22 mi15:18:034:24:5310:0715:02
14:45
#19524
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi11900307630769779(Top 38%)2072(Top 19%)2072(Top 118%)
10K6.21 mi3.10 mi11640+2602958+1182958+11811485(Top 45%)2921(Top 27%)2921(Top 167%)
15K9.32 mi3.11 mi10982+6582630+3282630+3289779(Top 38%)2072(Top 19%)2072(Top 118%)
20K12.43 mi3.11 mi10810+1722568+622568+6210454(Top 41%)2559(Top 23%)2559(Top 146%)
Half13.11 mi0.68 mi11045-2352691-1232691-12314979(Top 59%)5046(Top 46%)5046(Top 288%)
25K15.53 mi2.42 mi12169-11243360-6693360-66916439(Top 64%)5963(Top 55%)5963(Top 340%)
30K18.64 mi3.11 mi15106-29375144-17845144-178421385(Top 84%)8836(Top 81%)8836(Top 504%)
20M20.00 mi1.36 mi15035+715149-55149-514073(Top 55%)5172(Top 47%)5172(Top 295%)
21M21.00 mi1.00 mi14957+785153-45153-413960(Top 55%)5301(Top 49%)5301(Top 302%)
35K21.75 mi0.75 mi15135-1785280-1275280-12718197(Top 71%)7428(Top 68%)7428(Top 424%)
23M23.00 mi1.25 mi15828-6935718-4385718-43821399(Top 84%)9075(Top 83%)9075(Top 518%)
24M24.00 mi1.00 mi18303-24757115-13977115-139725531(Top 100%)10915(Top 100%)10915(Top 623%)
40K24.85 mi0.85 mi18887-5847441-3267441-32625146(Top 98%)10813(Top 99%)10813(Top 617%)
25.2M25.20 mi0.35 mi19019-1327517-767517-7623842(Top 93%)10297(Top 94%)10297(Top 587%)
Finish26.22 mi1.02 mi19524-5057805-2887805-28825147(Top 98%)10829(Top 99%)10829(Top 618%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21stories
+97ft-345ft

Overall

9779

Females

2072

F45-49

2072

5K→10K

3.1 - 6.2 mi

Top 45%
×5stories
+79ft-138ft

Overall

11485

Females

2921

F45-49

2921

10K→15K

6.2 - 9.3 mi

Top 38%
×3stories
+67ft-78ft

Overall

9779

Females

2072

F45-49

2072

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10454

Females

2559

F45-49

2559

20K→Half

12.4 - 13.1 mi

Top 59%
×2stories
+19ft-37ft

Overall

14979

Females

5046

F45-49

5046

Half→25K

13.1 - 15.5 mi

Top 64%
×4stories
+66ft-88ft

Overall

16439

Females

5963

F45-49

5963

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

21385

Females

8836

F45-49

8836

30K→20M

18.6 - 20.0 mi

Top 55%
×5stories
+64ft-50ft

Overall

14073

Females

5172

F45-49

5172

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

13960

Females

5301

F45-49

5301

21M→35K

21.0 - 21.8 mi

Top 71%
×7stories
+17ft-86ft

Overall

18197

Females

7428

F45-49

7428

35K→23M

21.8 - 23.0 mi

Top 84%
×5stories
+23ft-63ft

Overall

21399

Females

9075

F45-49

9075

23M→24M

23.0 - 24.0 mi

Top 100%
×6stories
+12ft-82ft

Overall

25531

Females

10915

F45-49

10915

24M→40K

24.0 - 24.9 mi

Top 98%
×1story
+6ft-20ft

Overall

25146

Females

10813

F45-49

10813

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

23842

Females

10297

F45-49

10297

25.2M→Finish

25.2 - 26.2 mi

Top 98%
×2stories
+22ft-21ft

Overall

25147

Females

10829

F45-49

10829

Passing Analysis

Category:
Athletes Passed
1883
Passed By
9507
Net Change
-7624
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11900
5K10K426166+260#11900#11640
10K15K67517+658#11640#10982
15K20K302130+172#10982#10810
20KHalf10245-235#10810#11045
Half25K481172-1124#11045#12169
25K30K132950-2937#12169#15106
30K20M15584+71#15106#15035
20M21M16688+78#15035#14957
21M35K37215-178#14957#15135
35K23M27720-693#15135#15828
23M24M12476-2475#15828#18303
24M40K5589-584#18303#18887
40K25.2M5137-132#18887#19019
25.2MFinish13518-505#19019#19524
TOTALS18839507-7624
📊

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