James Ko
San Carlos, CA
Bib: 46639 M 49
Masters
0:00
0:00
/ miMasters
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Overall
#0 / 1903
Top 3%Gender (Male)
#0 / 909
Top 4%Masters (Masters Men)
#0 / 327
Top 2%Division (M45-49)
#0 / 61
Top 7%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
6:55/mi
10:45
↓ 12 ft0.1% grade
Finish· 3.11 mi
6:46/mi
21:15
→ 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
10:456:55 /mi+2.3%
2nd Half
10:306:46 /mi✓ faster
Negative split — 2.3% faster in the second half
Checkpoint Splits
| Checkpoint | Time | Avg Pace | Segment Length | Segment Time | Segment Pace | Trend | Diff |
|---|---|---|---|---|---|---|---|
2.5K | 10:45 | 6:55 | 1.55 mi | 10:45 | 6:55 | - | |
Finish(3.11 mi) | 21:15 | 6:50 | 1.56 mi | 10:30 | 6:46 | -0:09 |
Trend:
Faster pace
Steady pace
Slower pace
Checkpoints & Pacing
Pace Line
Fastest Pace
6:46 /mi
Average Pace
6:50 /mi
Slowest Pace
6:55 /mi
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Fastest
Middle
Slowest
Average
Segments
Time at Faster Pace
21:15
100% of race
Time at Steady Pace
0:00
0% of race
Time at Slower Pace
0:00
0% of race
Average Pace: 6:50 /mi
Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)
Heatmap
Loading...
0mi0.8mi1.6mi2.3mi3.1mi
Pace:
Faster
Steady
Slower
Checkpoint and Segment Rankings
| Checkpoint | Seg. Dist | Overall | Males | M45-49 | Seg. Overall | Seg. Males | Seg. M45-49 |
|---|---|---|---|---|---|---|---|
| 2.5K | 1.55 mi | 61 | 51 | 6 | 61 | 51 | 6 |
| Finish(3.11 mi) | 1.56 mi | 48+13 | 40+11 | 4+2 | 40 | 36 | 3 |
Segment Performance Analysis
Start → 2.5K
0.0 - 1.6 mi
23 ft13 ft
↑ 2ft↓ 12ft
10 ft
Overall
61
Males
51
M45-49
6
2.5K→Finish
1.6 - 3.1 mi
16 ft13 ft
↑ 3ft↓ 7ft
3 ft
Overall
40
Males
36
M45-49
3
Passing Analysis
No position changes recorded for this athlete.
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Race managed by
The San Francisco Marathon
