Kaila Chen

Ladera Ranch, CA

Bib: 18409 F 23

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 24%
Gender (Female)
#0 / 3107
Top 13%
F20-29
#0 / 410
Top 19%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
8:42/mi
15:45
→ flat
12 ft elev
5.34M
8:59/mi
47:29
8074
19 ft elev
6.15M
9:29/mi
55:10
1262.8%
149 ft elev
10.54M
9:22/mi
1:36:19
2303610.6%
20 ft elev
11.05M
11:24/mi
1:42:08
1726.4%
213 ft elev
Finish· 13.11 mi
9:26/mi
2:01:33
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
55:108:58 /mi⚡ faster
2nd Half
1:06:239:32 /mi+20.3%
Positive split — 20.3% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
15:458:421.81 mi15:45
8:42
-
5.34M
47:298:543.53 mi31:44
8:59
+0:17
6.15M
55:108:580.81 mi7:41
9:29
+0:30
10.54M
1:36:199:084.39 mi41:09
9:22
-0:07
11.05M
1:42:089:150.51 mi5:49
11:24
+2:02
Finish(13.11 mi)
2:01:339:162.06 mi19:25
9:26
-1:58
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:42 /mi

Average Pace

9:16 /mi

Slowest Pace

11:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

47:29

39% of race

Time at Steady Pace

1:08:15

56% of race

Time at Slower Pace

5:49

5% of race

Average Pace: 9:16 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.81M1.81 mi144932062144932062
5.34M3.53 mi1668-219389-6972-10183044078
6.15M0.81 mi1690-22390-173-1193547093
10.54M4.39 mi1820-130432-4281-8205552390
11.05M0.51 mi1748+72408+2481119423762
Finish(13.11 mi)2.06 mi1708+40404+477+4170443591

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 20%
~flat
+4ft-3ft

Overall

1449

Females

320

F20-24

63

1.81M→5.34M

1.8 - 5.3 mi

Top 26%
×4story building
+80ft-74ft

Overall

1830

Females

440

F20-24

79

5.34M→6.15M

5.3 - 6.2 mi

Top 27%
×10story building
+126ft-4ft

Overall

1935

Females

470

F20-24

94

6.15M→10.54M

6.2 - 10.5 mi

Top 29%
×21story building
+230ft-361ft

Overall

2055

Females

523

F20-24

91

10.54M→11.05M

10.5 - 11.1 mi

Top 17%
×14story building
+172ft-0ft

Overall

1194

Females

237

F20-24

62

11.05M→Finish

11.1 - 13.1 mi

Top 24%
×7story building
+97ft-114ft

Overall

1704

Females

435

F20-24

91

Passing Analysis

Category:
Passed
330*
Passed By
589
Net Change
-259
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.81M----#1449
1.81M5.34M73292-219#1449#1668
5.34M6.15M3355-22#1668#1690
6.15M10.54M71201-130#1690#1820
10.54M11.05M808+72#1820#1748
11.05MFinish73*33+40#1748#1708
TOTALS330*589-259

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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Passing Circle

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Position Flow

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Race Lanes

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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