Jenny Karsner

Palo Alto, CA

Bib: 19700 F 21

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 32%
Gender (Female)
#0 / 2930
Top 20%
F20-29
#0 / 353
Top 24%
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
9:14/mi
18:29
→ flat
4M
9:40/mi
37:49
6769
6M
9:30/mi
56:50
123
8M
10:51/mi
1:18:32
16653
9.6M
7:37/mi
1:30:43
68193
10M
20:01/mi
1:38:43
24
10.5M
4:34/mi
1:41:00
73
12M
12:52/mi
2:00:18
280
Finish· 13.11 mi
9:31/mi
2:10:51
1489
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6M
56:509:28 /mi⚡ faster
2nd Half
1:14:0110:25 /mi+30.2%
Positive split — 30.2% 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
18:299:142.00 mi18:29
9:14
-
4M
37:499:272.00 mi19:20
9:40
+0:26
6M
56:509:282.00 mi19:01
9:30
-0:10
8M
1:18:329:492.00 mi21:42
10:51
+1:21
9.6M
1:30:439:271.60 mi12:11
7:37
-3:14
10M
1:38:439:520.40 mi8:00
20:01
+12:24
10.5M
1:41:009:370.50 mi2:17
4:34
-15:27
12M
2:00:1810:021.50 mi19:18
12:52
+8:18
Finish(13.11 mi)
2:10:519:591.11 mi10:33
9:31
-3:21
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

4:34 /mi

Average Pace

9:59 /mi

Slowest Pace

20:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:17

2% of race

Time at Steady Pace

1:41:16

77% of race

Time at Slower Pace

27:18

21% of race

Average Pace: 9:59 /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 47%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:17

Segment Time

11:26/mi

Pace

0.90 mi

Distance

Overall

3116

Women

1041

Division

143

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi185647059182250878
4M2.00 mi2086-230561-9170-11235266184
6M2.00 mi2063+23542+1970206855974
8M2.00 mi2375-312653-11187-1733811097147
9.6M1.60 mi2116+259574+7979+8116237157
10M0.40 mi2207-91622-4881-234761226161
10.5M0.50 mi2197+10620+281201054478
12M1.50 mi2109+88595+2586-5182250878
Finish(13.11 mi)1.11 mi2101+8590+584+2227068692

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 28%
~flat
+5ft-3ft

Overall

1822

Females

508

F20-24

78

2M→4M

2.0 - 4.0 mi

Top 36%
×4story building
+67ft-69ft

Overall

2352

Females

661

F20-24

85

4M→6M

4.0 - 6.0 mi

Top 31%
×9story building
+123ft-9ft

Overall

2068

Females

559

F20-24

75

6M→8M

6.0 - 8.0 mi

Top 51%
×12story building
+166ft-53ft

Overall

3381

Females

1097

F20-24

147

8M→9.6M

8.0 - 9.6 mi

Top 18%
×13story building
+68ft-193ft

Overall

1162

Females

371

F20-24

57

9.6M→10M

9.6 - 10.0 mi

Top 53%
×2story building
+0ft-24ft

Overall

3476

Females

1226

F20-24

161

10M→10.5M

10.0 - 10.5 mi

Top 31%
×6story building
+1ft-73ft

Overall

2010

Females

544

F20-24

78

10.5M→12M

10.5 - 12.0 mi

Top 28%
×21story building
+280ft-26ft

Overall

1822

Females

508

F20-24

78

12M→Finish

12.0 - 13.1 mi

Top 35%
×7story building
+14ft-89ft

Overall

2270

Females

686

F20-24

92

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#1856
2M4M
26838-230
#1856 #2086
4M6M
5578+23
#2086 #2063
6M8M
33422*-312
#2063 #2375
8M9.6M
24283+259
#2375 #2116
9.6M10M
10211-91
#2116 #2207
10M10.5M
313+10
#2207 #2197
10.5M12M
40128+88
#2197 #2109
12MFinish
2937*+8
#2109 #2101
TOTALS
855610*-245
#1856 #2101

* 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

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