Kait Zonfrelli

Bib: 8929XAge: 34

Brookline, MA

0:00
0:00
/ mi
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Overall
#0 / 7639
Top 41%
Gender (Other)
#0 / 22
Division (X30-34)
#0 / 7
Race Day Weather
93°/83°F
scattered clouds

⏱️ Race Timeline

Course Elevation
69118 ft
×4story building
195 ft climb · 176 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
9:50/mi
30:31
95105
8K· 4.97 mi
9:15/mi
47:45
4943
FINISH· 6.21 mi
8:48/mi
58:40
38280.2%

The Course

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Half Splits

1st Half· via 5K
Distance3.11 mi
Time30:31
Pace9:50 /mi
2nd Half✓ Faster
Distance3.11 mi
Time28:09
Pace9:04 /mi
📊Negative Split: 7.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi08:30:3130:319:5030:31
9:50
-
8K
4.97 mi08:47:4547:459:3717:14
9:15
-0:35
FINISH
6.21 mi08:58:4058:409:2710:55
8:48
-0:27

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

8:48 /mi

Average Pace

9:26 /mi

Slowest Pace

9:50 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

28:09

48% of race

Time at Steady Pace

30:31

52% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:27 /mi

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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.

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0mi1.6mi3.1mi4.7mi6.2mi
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 mi08:30:3130:319:5030:31
9:50
#3817
8K
4.97 mi08:47:4547:459:3717:14
9:15
#3348
FINISH
6.21 mi08:58:4058:409:2710:55
8:48
#3160
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallXX30-34Seg. OverallSeg. XSeg. X30-34
5K3.11 mi3.11 mi38171573817(Top 50%)15(Top 68%)7(Top 100%)
8K4.97 mi1.86 mi3348+46912+36+12715(Top 36%)10(Top 45%)5(Top 71%)
FINISH6.21 mi1.24 mi3160+1881262506(Top 33%)11(Top 50%)5(Top 71%)

Segment Performance Analysis

Start → 5K

0.0 - 3.1 mi

Top 50%
×4story building
+95ft-105ft

Overall

3817

X

15

X30-34

7

5K→8K

3.1 - 5.0 mi

Top 36%
×1story
+49ft-43ft

Overall

2715

X

10

X30-34

5

8K→FINISH

5.0 - 6.2 mi

Top 33%
×2stacked humans
+38ft-28ft

Overall

2506

X

11

X30-34

5

Passing Analysis

Category:
Athletes Passed
682
Passed By
24
Net Change
+658
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#3817
5K8K47910+469#3817#3348
8KFINISH20314+189#3348#3159
TOTALS68224+658
📊

Passing Visuals

Category:
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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