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SF MARATHON 1ST HALF 2023

Alison Shutzberg

Bib: 14076•F•Age: 26

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 46%
Gender (Female)
#0 / 2732
Top 35%
Division (F25-29)
#0 / 629
Top 44%
Race Day Weather
60°/50°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
9:29/mi
13:17
→ flat
2.13M
19:12/mi
27:18
→ flat
6.43M
11:46/mi
1:17:53
↑ 274↓ 780.9%
6.62M
-34:-34/mi
1:11:30
↑ 161.6%
10.65M
9:49/mi
1:51:02
↑ 153↓ 3611.0%
Finish· 13.11 mi
9:35/mi
2:14:35
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:11:30
Pace10:48 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:03:05
Pace9:43 /mi
📊Negative Split: 11.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:50:0413:179:2913:17
9:29
-
2.13M
2.13 mi07:04:0527:1812:4914:01
19:12
+9:43
6.43M
6.43 mi07:54:401:17:5312:0750:35
11:46
-7:26
6.62M
6.62 mi07:48:171:11:3010:48
-34:-34
-46:20
10.65M
10.65 mi08:27:491:51:0210:2639:32
9:49
+44:23
Finish
13.11 mi08:51:222:14:3510:1623:33
9:35
-0:14

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

-35:-34 /mi

Average Pace

10:16 /mi

Slowest Pace

19:12 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:35

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:16 /mi

Loading chart...
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 mi06:50:0413:179:2913:17
9:29
#3224
2.13M
2.13 mi07:04:0527:1812:4914:01
19:12
#3072
6.43M
6.43 mi07:54:401:17:5312:0750:35
11:46
#2874
6.62M
6.62 mi07:48:171:11:3010:48
-34:-34
#2967
10.65M
10.65 mi08:27:491:51:0210:2639:32
9:49
#2832
Finish
13.11 mi08:51:222:14:3510:1623:33
9:35
#2802
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi1.40 mi322411673193224(Top 53%)1167(Top 43%)319(Top 51%)
2.13M2.13 mi0.73 mi3072+1521103+64299+203126(Top 51%)1122(Top 41%)307(Top 49%)
6.43M6.43 mi4.30 mi2874+198983+120276+232871(Top 47%)1000(Top 37%)279(Top 44%)
6.62M6.62 mi0.19 mi2967-931048-65293-17---
10.65M10.65 mi4.03 mi2832+135979+69280+132704(Top 45%)930(Top 34%)261(Top 41%)
Finish13.11 mi2.46 mi2802+30969+10276+42838(Top 47%)1031(Top 38%)279(Top 44%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 53%
~flat
+3ft-2ft

Overall

3224

Females

1167

F25-29

320

1.40M→2.13M

1.4 - 2.1 mi

Top 51%
~flat
+3ft-1ft

Overall

3126

Females

1122

F25-29

312

2.13M→6.43M

2.1 - 6.4 mi

Top 47%
×17story building
+274ft-78ft

Overall

2871

Females

1000

F25-29

279

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 45%
×21story building
+153ft-361ft

Overall

2704

Females

930

F25-29

261

10.65M→Finish

10.7 - 13.1 mi

Top 47%
×17story building
+244ft-114ft

Overall

2838

Females

1031

F25-29

279

Passing Analysis

Category:
Athletes Passed
999*
Passed By
577
Net Change
+422
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#3224
1.40M → 2.13M267115+152#3224#3072
2.13M → 6.43M373*175+198#3072#2874
6.43M → 6.62M35128-93#2874#2967
6.62M → 10.65M216*81+135#2967#2832
10.65M → Finish108*78+30#2832#2802
TOTALS999*577+422

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

📊

Passing Visuals

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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