Hyun Sook Ahn

Walnut, CA

Bib: 17396 F 64

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Masters (Masters Women)
#0 / 776
Division (F60-64)
#0 / 56
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
14:57/mi
27:03
→ flat
12 ft elev
5.34M
17:49/mi
1:29:57
8074
19 ft elev
6.15M
17:19/mi
1:43:58
1262.8%
149 ft elev
10.54M
17:32/mi
3:00:57
2303610.6%
20 ft elev
11.05M
24:13/mi
3:13:18
1726.4%
213 ft elev
Finish· 13.11 mi
18:08/mi
3:50:38
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
1:43:5816:54 /mi⚡ faster
2nd Half
2:06:4018:12 /mi+21.8%
Positive split — 21.8% 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
27:0314:571.81 mi27:03
14:57
-
5.34M
1:29:5716:513.53 mi1:02:54
17:49
+2:52
6.15M
1:43:5816:540.81 mi14:01
17:19
-0:30
10.54M
3:00:5717:104.39 mi1:16:59
17:32
+0:13
11.05M
3:13:1817:300.51 mi12:21
24:13
+6:41
Finish(13.11 mi)
3:50:3817:362.06 mi37:20
18:08
-6:05
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

14:57 /mi

Average Pace

17:36 /mi

Slowest Pace

24:13 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

27:03

12% of race

Time at Steady Pace

3:11:14

83% of race

Time at Slower Pace

12:21

5% of race

Average Pace: 17:36 /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. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
1.81M1.81 mi70623091557062309155
5.34M3.53 mi7098-363106-1556-17121311856
6.15M0.81 mi7101-33107-1567073309352
10.54M4.39 mi7102-13106+1567075309653
11.05M0.51 mi7104-23108-2567071310156
Finish(13.11 mi)2.06 mi7085+193099+9566975304854

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 99%
~flat
+4ft-3ft

Overall

7062

Females

3091

F60-64

58

1.81M→5.34M

1.8 - 5.3 mi

Top 100%
×4story building
+80ft-74ft

Overall

7121

Females

3118

F60-64

59

5.34M→6.15M

5.3 - 6.2 mi

Top 100%
×10story building
+126ft-4ft

Overall

7073

Females

3093

F60-64

53

6.15M→10.54M

6.2 - 10.5 mi

Top 100%
×21story building
+230ft-361ft

Overall

7075

Females

3096

F60-64

54

10.54M→11.05M

10.5 - 11.1 mi

Top 100%
×14story building
+172ft-0ft

Overall

7071

Females

3101

F60-64

59

11.05M→Finish

11.1 - 13.1 mi

Top 98%
×7story building
+97ft-114ft

Overall

6975

Females

3048

F60-64

54

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#7062
1.81M5.34M
393*-36
#7062 #7098
5.34M6.15M
41-3
#7098 #7101
6.15M10.54M
1312*-1
#7101 #7102
10.54M11.05M
20-2
#7102 #7104
11.05MFinish
120*+19
#7104 #7085
TOTALS
5936*-23
#7062 #7085

* 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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The San Francisco Marathon

The San Francisco Marathon

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