Karen Lam
San Francisco, CA
Bib: 45270 F 65
Masters
0:00
0:00
/ miMasters
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Overall
#0 / 1903
Gender (Female)
#0 / 984
Top 40%Masters (Masters Women)
#0 / 339
Top 37%Division (F65-69)
#0 / 18
Top 17%Race Day Weather
60°/50°F
few clouds
Race Timeline
Ribbon color based on
FasterSteadySlower· vs. your average pace
Mile 0.5 · 20 ft
Mile 1.0 · 17 ft
Mile 2.0 · 13 ft
Mile 2.5 · 13 ft
Start
0:00
Race begins
2.5K· 1.55 mi
11:29/mi
17:50
↓ 12 ft0.1% grade
Finish· 3.11 mi
11:51/mi
36:15
→ flat
Course Elevation
9ft
Total climb
13ft
Range
10 to 23 ft
22ft
Total descent
About the height of a single-story building
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The Course
Half Splits
1st Half· via 2.5K
17:5011:29 /mi⚡ faster
2nd Half
18:2511:51 /mi+3.3%
Positive split — 3.3% slower in the second half
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
2.5K | 17:50 | 11:29 | 1.55 mi | 17:50 | 11:29 | - | |
Finish(3.11 mi) | 36:15 | 11:40 | 1.56 mi | 18:25 | 11:51 | +0:22 |
Trend:
Faster pace
Steady pace
Slower pace
Checkpoints & Pacing
Pace Line
Fastest Pace
11:29 /mi
Average Pace
11:40 /mi
Slowest Pace
11:51 /mi
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Fastest
Middle
Slowest
Average
Segments
Time at Faster Pace
36:15
100% of race
Time at Steady Pace
0:00
0% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 11:39 /mi
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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)
Heatmap
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0mi0.8mi1.6mi2.3mi3.1mi
Pace:
Faster
Steady
Slower
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Females | F65-69 | Seg. Overall | Seg. Females | Seg. F65-69 |
|---|---|---|---|---|---|---|---|
| 2.5K | 1.55 mi | 1018 | 403 | 3 | 1018 | 403 | 3 |
| Finish(3.11 mi) | 1.56 mi | 1007+11 | 393+10 | 3 | 1005 | 392 | 4 |
Segment Performance Analysis
Start → 2.5K
0.0 - 1.6 mi
23 ft13 ft
↑ 2ft↓ 12ft
10 ft
Overall
1018
Females
403
F65-69
3
2.5K→Finish
1.6 - 3.1 mi
16 ft13 ft
↑ 3ft↓ 7ft
3 ft
Overall
1005
Females
392
F65-69
4
Passing Analysis
No position changes recorded for this athlete.
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Race managed by
The San Francisco Marathon
