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SF MARATHON 1ST HALF 2023

Jessica Cha

Irvine, CA

Bib: 10506 F 37

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 31%
Gender (Female)
#0 / 2732
Top 22%
Division (F35-39)
#0 / 359
Top 19%
Race Day Weather
60°/50°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.40M
9:13/mi
12:54
→ flat
11 ft elev
2.13M
18:03/mi
26:05
→ flat
13 ft elev
6.43M
11:20/mi
1:14:51
↑ 274↓ 780.9%
213 ft elev
6.62M
-33:-42/mi
1:08:38
↑ 161.6%
239 ft elev
10.65M
9:06/mi
1:45:19
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:30/mi
2:06:14
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:08:38
Pace10:22 /mi
2nd Half✓ Faster
Distance6.49 mi
Time57:36
Pace8:53 /mi
📊Negative Split: 16.1% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:07:3012:549:1312:54
9:13
-
2.13M
2.13 mi07:20:4126:0512:1513:11
18:03
+8:50
6.43M
6.43 mi08:09:271:14:5111:3848:46
11:20
-6:43
6.62M
6.62 mi08:03:141:08:3810:22
-33:-42
-45:02
10.65M
10.65 mi08:39:551:45:199:5336:41
9:06
+42:48
Finish
13.11 mi09:00:502:06:149:3820:55
8:30
-0:36

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

-34:-42 /mi

Average Pace

9:38 /mi

Slowest Pace

18:03 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:14

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:38 /mi

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

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
1.40M
1.40 mi07:07:3012:549:1312:54
9:13
#2740
2.13M
2.13 mi07:20:4126:0512:1513:11
18:03
#2379
6.43M
6.43 mi08:09:271:14:5111:3848:46
11:20
#2290
6.62M
6.62 mi08:03:141:08:3810:22
-33:-42
#2343
10.65M
10.65 mi08:39:551:45:199:5336:41
9:06
#2063
Finish
13.11 mi09:00:502:06:149:3820:55
8:30
#1912
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
1.40M1.40 mi1.40 mi27409371102740937110
2.13M2.13 mi0.73 mi2379+361776+16190+20215970980
6.43M6.43 mi4.30 mi2290+89728+4882+8235877687
6.62M6.62 mi0.19 mi2343-53750-2286-4---
10.65M10.65 mi4.03 mi2063+280649+10173+13176350656
Finish13.11 mi2.46 mi1912+151593+5670+3154544553

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 45%
~flat
+3ft-2ft

Overall

2740

Females

937

F35-39

110

1.40M→2.13M

1.4 - 2.1 mi

Top 36%
~flat
+3ft-1ft

Overall

2159

Females

709

F35-39

81

2.13M→6.43M

2.1 - 6.4 mi

Top 39%
×17story building
+274ft-78ft

Overall

2358

Females

776

F35-39

87

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F35-39

-

6.62M→10.65M

6.6 - 10.7 mi

Top 29%
×21story building
+153ft-361ft

Overall

1763

Females

506

F35-39

56

10.65M→Finish

10.7 - 13.1 mi

Top 25%
×17story building
+244ft-114ft

Overall

1545

Females

445

F35-39

53

Passing Analysis

Category:
Athletes Passed
1186*
Passed By
358
Net Change
+828
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#2740
1.40M → 2.13M40847+361#2740#2379
2.13M → 6.43M261*172+89#2379#2290
6.43M → 6.62M3790-53#2290#2343
6.62M → 10.65M304*24+280#2343#2063
10.65M → Finish176*25+151#2063#1912
TOTALS1186*358+828

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

Passing Charts

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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