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SF MARATHON 1ST HALF 2023

Meredith Osborn

San Francisco, CA

Bib: 16070 F 43

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Top 44%
Gender (Female)
#0 / 2732
Top 33%
Masters (Masters Women)
#0 / 746
Top 20%
Division (F40-44)
#0 / 268
Top 25%
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
13:29/mi
18:53
→ flat
2.13M
17:33/mi
31:42
→ flat
6.43M
10:57/mi
1:18:46
↑ 274↓ 78
6.62M
-33:-26/mi
1:12:36
↑ 16
10.65M
9:01/mi
1:48:56
↑ 153↓ 361
Finish· 13.11 mi
9:55/mi
2:13:20
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:12:3610:58 /mi+16.3%
2nd Half
1:00:449:22 /mi✓ faster
Negative split — 16.3% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
18:5313:291.40 mi18:53
13:29
-
2.13M
31:4214:530.73 mi12:49
17:33
+4:04
6.43M
1:18:4612:154.30 mi47:04
10:57
-6:36
6.62M
1:12:3610:580.19 mi
-33:-26
-44:23
10.65M
1:48:5610:144.03 mi36:20
9:01
+42:27
Finish(13.11 mi)
2:13:2010:102.46 mi24:24
9:55
+0:54
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-34:-26 /mi

Average Pace

10:10 /mi

Slowest Pace

17:33 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:13:20

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:10 /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

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
1.40M1.40 mi5748252823857482528238
2.13M0.73 mi5072+6762120+408176+62179256141
6.43M4.30 mi3043+20291078+104283+93189758043
6.62M0.19 mi3159-1161145-6793-10---
10.65M4.03 mi2555+604851+29463+30164946034
Finish(13.11 mi)2.46 mi2674-119911-6068-532331218102

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 95%
~flat
+3ft-2ft

Overall

5748

Females

2528

F40-44

238

1.40M→2.13M

1.4 - 2.1 mi

Top 30%
~flat
+3ft-1ft

Overall

1792

Females

561

F40-44

41

2.13M→6.43M

2.1 - 6.4 mi

Top 31%
×17story building
+274ft-78ft

Overall

1897

Females

580

F40-44

43

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F40-44

-

6.62M→10.65M

6.6 - 10.7 mi

Top 27%
×21story building
+153ft-361ft

Overall

1649

Females

460

F40-44

34

10.65M→Finish

10.7 - 13.1 mi

Top 53%
×17story building
+244ft-114ft

Overall

3233

Females

1218

F40-44

102

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5748
1.40M → 2.13M
25701*+676
#5748 → #5072
2.13M → 6.43M
192048*+2029
#5072 → #3043
6.43M → 6.62M
14933-116
#3043 → #3159
6.62M → 10.65M
21625*+604
#3159 → #2555
10.65M → Finish
16546*-119
#2555 → #2674
TOTALS
3793453*+3074
#5748 → #2674

* 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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The San Francisco Marathon

The San Francisco Marathon

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