Vivian Kwok

Oakland, CA

Bib: 16266 F 48

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Masters (Masters Women)
#0 / 781
Top 45%
Division (F45-49)
#0 / 183
Top 47%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
10:07/mi
20:15
→ flat
12 ft elev
4M
11:01/mi
42:16
6769
10 ft elev
6M
11:33/mi
1:05:23
1231.1%
126 ft elev
8M
12:51/mi
1:31:06
166531.1%
246 ft elev
9.6M
9:07/mi
1:45:42
681931.5%
126 ft elev
10M
21:34/mi
1:54:19
241.1%
90 ft elev
10.5M
5:46/mi
1:57:12
732.7%
18 ft elev
12M
16:38/mi
2:22:09
2803.2%
272 ft elev
Finish· 13.11 mi
11:23/mi
2:34:47
14891.3%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:05:2310:54 /mi⚡ faster
2nd Half
1:29:2412:35 /mi+36.7%
Positive split — 36.7% 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
2M
20:1510:072.00 mi20:15
10:07
-
4M
42:1610:342.00 mi22:01
11:01
+0:54
6M
1:05:2310:542.00 mi23:07
11:33
+0:32
8M
1:31:0611:232.00 mi25:43
12:51
+1:18
9.6M
1:45:4211:011.60 mi14:36
9:07
-3:44
10M
1:54:1911:260.40 mi8:37
21:34
+12:27
10.5M
1:57:1211:100.50 mi2:53
5:46
-15:48
12M
2:22:0911:511.50 mi24:57
16:38
+10:52
Finish(13.11 mi)
2:34:4711:481.11 mi12:38
11:23
-5:15
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

5:46 /mi

Average Pace

11:48 /mi

Slowest Pace

21:34 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

17:29

11% of race

Time at Steady Pace

1:43:44

67% of race

Time at Slower Pace

33:34

22% of race

Average Pace: 11:48 /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
Featured Segment

Garmin Challenge

Top 67%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:30

Segment Time

12:47/mi

Pace

0.90 mi

Distance

Overall

4393

Women

1696

Division

93

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
2M2.00 mi323310605746231833107
4M2.00 mi3797-5641310-25075-184203151887
6M2.00 mi4055-2581421-11178-34572170289
8M2.00 mi4463-4081619-19886-853082105119
9.6M1.60 mi4157+3061489+13083+32913107158
10M0.40 mi4150+71496-782+14339167894
10.5M0.50 mi4179-291512-1683-149521983112
12M1.50 mi4302-1231594-8286-346231833107
Finish(13.11 mi)1.11 mi4277+251587+78644321750104

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 70%
~flat
+5ft-3ft

Overall

4623

Females

1833

F45-49

108

2M→4M

2.0 - 4.0 mi

Top 64%
×4story building
+67ft-69ft

Overall

4203

Females

1518

F45-49

88

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4572

Females

1702

F45-49

90

6M→8M

6.0 - 8.0 mi

Top 81%
×12story building
+166ft-53ft

Overall

5308

Females

2105

F45-49

120

8M→9.6M

8.0 - 9.6 mi

Top 44%
×13story building
+68ft-193ft

Overall

2913

Females

1071

F45-49

59

9.6M→10M

9.6 - 10.0 mi

Top 66%
×2story building
+0ft-24ft

Overall

4339

Females

1678

F45-49

95

10M→10.5M

10.0 - 10.5 mi

Top 75%
×6story building
+1ft-73ft

Overall

4952

Females

1983

F45-49

113

10.5M→12M

10.5 - 12.0 mi

Top 70%
×21story building
+280ft-26ft

Overall

4623

Females

1833

F45-49

108

12M→Finish

12.0 - 13.1 mi

Top 67%
×7story building
+14ft-89ft

Overall

4432

Females

1750

F45-49

104

Passing Analysis

Category:
Passed
647*
Passed By
1691
Net Change
-1044
SegmentPassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3233
2M4M43607-564#3233#3797
4M6M46*304-258#3797#4055
6M8M48*456-408#4055#4463
8M9.6M33731+306#4463#4157
9.6M10M4942+7#4157#4150
10M10.5M433-29#4150#4179
10.5M12M55*178-123#4179#4302
12MFinish65*40+25#4302#4277
TOTALS647*1691-1044

* 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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