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SF MARATHON 1ST HALF 2023

Imelda Guzman

Bib: 9788•F•Age: 29

San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Top 45%
Division (F25-29)
#0 / 629
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
9:16/mi
12:58
→ flat
2.13M
19:00/mi
26:50
→ flat
6.43M
12:17/mi
1:19:40
↑ 274↓ 780.9%
6.62M
-41:-40/mi
1:11:56
↑ 161.6%
10.65M
10:35/mi
1:54:36
↑ 153↓ 3611.0%
Finish· 13.11 mi
10:09/mi
2:19:34
↑ 244↓ 1141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:11:56
Pace10:52 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:07:38
Pace10:25 /mi
📊Negative Split: 6.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:50:2512:589:1612:58
9:16
-
2.13M
2.13 mi07:04:1726:5012:3613:52
19:00
+9:44
6.43M
6.43 mi07:57:071:19:4012:2352:50
12:17
-6:43
6.62M
6.62 mi07:49:231:11:5610:52
-41:-40
-53:57
10.65M
10.65 mi08:32:031:54:3610:4642:40
10:35
+52:15
Finish
13.11 mi08:57:012:19:3410:3924:58
10:09
-0:26

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

-42:-40 /mi

Average Pace

10:39 /mi

Slowest Pace

19:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:19:34

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:39 /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 mi06:50:2512:589:1612:58
9:16
#2831
2.13M
2.13 mi07:04:1726:5012:3613:52
19:00
#2811
6.43M
6.43 mi07:57:071:19:4012:2352:50
12:17
#3211
6.62M
6.62 mi07:49:231:11:5610:52
-41:-40
#3041
10.65M
10.65 mi08:32:031:54:3610:4642:40
10:35
#3276
Finish
13.11 mi08:57:012:19:3410:3924:58
10:09
#3311
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi1.40 mi28319752672831(Top 47%)975(Top 36%)267(Top 42%)
2.13M2.13 mi0.73 mi2811+20968+7265+22949(Top 49%)1050(Top 38%)294(Top 47%)
6.43M6.43 mi4.30 mi3211-4001158-190315-503430(Top 56%)1271(Top 47%)339(Top 54%)
6.62M6.62 mi0.19 mi3041+1701084+74301+14---
10.65M10.65 mi4.03 mi3276-2351188-104319-183703(Top 61%)1422(Top 52%)371(Top 59%)
Finish13.11 mi2.46 mi3311-351221-33325-63521(Top 58%)1347(Top 49%)354(Top 56%)

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 47%
~flat
+3ft-2ft

Overall

2831

Females

975

F25-29

268

1.40M→2.13M

1.4 - 2.1 mi

Top 49%
~flat
+3ft-1ft

Overall

2949

Females

1050

F25-29

299

2.13M→6.43M

2.1 - 6.4 mi

Top 56%
×17story building
+274ft-78ft

Overall

3430

Females

1271

F25-29

339

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 61%
×21story building
+153ft-361ft

Overall

3703

Females

1422

F25-29

371

10.65M→Finish

10.7 - 13.1 mi

Top 58%
×17story building
+244ft-114ft

Overall

3521

Females

1347

F25-29

354

Passing Analysis

Category:
Athletes Passed
630*
Passed By
1110
Net Change
-480
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#2831
1.40M → 2.13M187167+20#2831#2811
2.13M → 6.43M134*534-400#2811#3211
6.43M → 6.62M18212+170#3211#3041
6.62M → 10.65M57*292-235#3041#3276
10.65M → Finish70*105-35#3276#3311
TOTALS630*1110-480

* 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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