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SF MARATHON 1ST HALF 2023

Alejandra Opazo

San Francisco, CA

Bib: 11651 F 32

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 13%
Gender (Female)
#0 / 2732
Top 7%
Division (F30-34)
#0 / 557
Top 8%
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
7:29/mi
10:28
→ flat
11 ft elev
2.13M
15:53/mi
22:04
→ flat
13 ft elev
6.43M
9:57/mi
1:04:50
↑ 274↓ 780.9%
213 ft elev
6.62M
-30:-53/mi
59:09
↑ 161.6%
239 ft elev
10.65M
8:27/mi
1:33:11
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:05/mi
1:53:04
↑ 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
Time59:09
Pace8:56 /mi
2nd Half✓ Faster
Distance6.49 mi
Time53:55
Pace8:19 /mi
📊Negative Split: 8.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi06:49:3410:287:2910:28
7:29
-
2.13M
2.13 mi07:01:1022:0410:2211:36
15:53
+8:24
6.43M
6.43 mi07:43:561:04:5010:0542:46
9:57
-5:56
6.62M
6.62 mi07:38:1559:098:56
-30:-53
-40:50
10.65M
10.65 mi08:12:171:33:118:4534:02
8:27
+39:20
Finish
13.11 mi08:32:101:53:048:3819:53
8:05
-0:22

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

-31:-53 /mi

Average Pace

8:38 /mi

Slowest Pace

15:53 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:04

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:37 /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.

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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 mi06:49:3410:287:2910:28
7:29
#442
2.13M
2.13 mi07:01:1022:0410:2211:36
15:53
#534
6.43M
6.43 mi07:43:561:04:5010:0542:46
9:57
#709
6.62M
6.62 mi07:38:1559:098:56
-30:-53
#667
10.65M
10.65 mi08:12:171:33:118:4534:02
8:27
#763
Finish
13.11 mi08:32:101:53:048:3819:53
8:05
#777
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.40M1.40 mi1.40 mi44283214428321
2.13M2.13 mi0.73 mi534-92106-2326-576219342
6.43M6.43 mi4.30 mi709-175155-4932-685320342
6.62M6.62 mi0.19 mi667+42145+1030+2---
10.65M10.65 mi4.03 mi763-96173-2839-997823759
Finish13.11 mi2.46 mi777-14178-542-3110228376

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 7%
~flat
+3ft-2ft

Overall

442

Females

83

F30-34

21

1.40M→2.13M

1.4 - 2.1 mi

Top 13%
~flat
+3ft-1ft

Overall

762

Females

193

F30-34

42

2.13M→6.43M

2.1 - 6.4 mi

Top 14%
×17story building
+274ft-78ft

Overall

853

Females

203

F30-34

42

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 16%
×21story building
+153ft-361ft

Overall

978

Females

237

F30-34

59

10.65M→Finish

10.7 - 13.1 mi

Top 18%
×17story building
+244ft-114ft

Overall

1102

Females

283

F30-34

76

Passing Analysis

Category:
Athletes Passed
146*
Passed By
481
Net Change
-335
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#442
1.40M → 2.13M10102-92#442#534
2.13M → 6.43M27202-175#534#709
6.43M → 6.62M5311+42#709#667
6.62M → 10.65M20*116-96#667#763
10.65M → Finish36*50-14#763#777
TOTALS146*481-335

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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