Karen Liu

San Francisco, CA

Bib: 15123 F 34

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 34%
Gender (Female)
#0 / 3107
Top 22%
Division (F30-34)
#0 / 691
Top 21%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:54/mi
19:44
→ flat
5.34M
10:04/mi
55:17
8074
6.15M
9:59/mi
1:03:22
126
10.54M
9:02/mi
1:43:00
230361
11.05M
11:54/mi
1:49:04
172
Finish· 13.11 mi
9:05/mi
2:07:46
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:03:2210:18 /mi⚡ faster
2nd Half
1:04:249:15 /mi+1.6%
Positive split — 1.6% 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
19:4410:541.81 mi19:44
10:54
-
5.34M
55:1710:213.53 mi35:33
10:04
-0:50
6.15M
1:03:2210:180.81 mi8:05
9:59
-0:05
10.54M
1:43:009:464.39 mi39:38
9:02
-0:57
11.05M
1:49:049:520.51 mi6:04
11:54
+2:52
Finish(13.11 mi)
2:07:469:452.06 mi18:42
9:05
-2:49
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:02 /mi

Average Pace

9:45 /mi

Slowest Pace

11:54 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

58:20

46% of race

Time at Steady Pace

43:38

34% of race

Time at Slower Pace

25:48

20% of race

Average Pace: 9:45 /mi

Loading chart...
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. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.81M1.81 mi5558218848955582188489
5.34M3.53 mi4147+14111451+737325+16435441161257
6.15M0.81 mi3881+2661322+129298+272677781169
10.54M4.39 mi2803+1078849+473186+112160535872
11.05M0.51 mi2659+144778+71169+17156737471
Finish(13.11 mi)2.06 mi2387+272675+103144+25128428052

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 78%
~flat
+4ft-3ft

Overall

5558

Females

2188

F30-34

490

1.81M→5.34M

1.8 - 5.3 mi

Top 50%
×4story building
+80ft-74ft

Overall

3544

Females

1161

F30-34

258

5.34M→6.15M

5.3 - 6.2 mi

Top 38%
×10story building
+126ft-4ft

Overall

2677

Females

781

F30-34

170

6.15M→10.54M

6.2 - 10.5 mi

Top 23%
×21story building
+230ft-361ft

Overall

1605

Females

358

F30-34

73

10.54M→11.05M

10.5 - 11.1 mi

Top 22%
×14story building
+172ft-0ft

Overall

1567

Females

374

F30-34

71

11.05M→Finish

11.1 - 13.1 mi

Top 18%
×7story building
+97ft-114ft

Overall

1284

Females

280

F30-34

52

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#5558
1.81M5.34M
81419*+1411
#5558 #4147
5.34M6.15M
2268+266
#4147 #3881
6.15M10.54M
21080*+1078
#3881 #2803
10.54M11.05M
5149+144
#2803 #2659
11.05MFinish
1273*+272
#2659 #2387
TOTALS
183189*+3171
#5558 #2387

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

Passing Visualized

Category:
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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

Race Place Events

Race Place Events