Cynthia Ko
Shirley, MA
Bib: 35390 F 52
Masters
0:00
0:00
/ miMasters
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Overall
#0 / 3682
Gender (Female)
#0 / 1986
Masters (Masters Women)
#0 / 490
Division (F50-54)
#0 / 87
Top 43%Race Day Weather
60°/50°F
scattered clouds
Race Timeline
Ribbon color based on
FasterSteadySlower· vs. your average pace
Mile 1 · 29 ft
Mile 2 · 33 ft
Mile 4 · 25 ft
Mile 5 · 22 ft
Start
0:00
Race begins
5K· 3.11 mi
12:00/mi
37:16
↑ 27 ft↓ 30 ft
Finish· 6.21 mi
13:01/mi
1:17:43
↑ 33 ft↓ 33 ft
Course Elevation
61ft
Total climb
14ft
Range
20 to 34 ft
63ft
Total descent
About the height of a single-story building
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The Course
Half Splits
1st Half· via 5K
37:1612:00 /mi⚡ faster
2nd Half
40:2713:01 /mi+8.5%
Positive split — 8.5% slower in the second half
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
5K | 37:16 | 12:00 | 3.11 mi | 37:16 | 12:00 | - | |
Finish(6.21 mi) | 1:17:43 | 12:30 | 3.10 mi | 40:27 | 13:01 | +1:01 |
Trend:
Faster pace
Steady pace
Slower pace
Checkpoints & Pacing
Pace Line
Fastest Pace
12:00 /mi
Average Pace
12:30 /mi
Slowest Pace
13:01 /mi
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Fastest
Middle
Slowest
Average
Segments
Time at Faster Pace
37:16
48% of race
Time at Steady Pace
40:27
52% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 12:31 /mi
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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)
Heatmap
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0mi1.6mi3.1mi4.7mi6.2mi
Pace:
Faster
Steady
Slower
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F50-54 | Seg. Overall | Seg. Females | Seg. F50-54 |
|---|---|---|---|---|---|---|---|
| 5K | 3.11 mi | 2487 | 1177 | 39 | 2487 | 1177 | 39 |
| Finish(6.21 mi) | 3.10 mi | 2558-71 | 1220-43 | 37+2 | 2611 | 1266 | 37 |
Segment Performance Analysis
Start → 5K
0.0 - 3.1 mi
29 ft26 ft
↑ 27ft↓ 30ft
8 ft
Overall
2487
Females
1177
F50-54
39
5K→Finish
3.1 - 6.2 mi
26 ft26 ft
↑ 33ft↓ 33ft
9 ft
Overall
2611
Females
1266
F50-54
37
Passing Analysis
No position changes recorded for this athlete.
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Race managed by
The San Francisco Marathon
