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SF MARATHON 1ST HALF 2023

Maria Williams

San Jose, CA

Bib: 14212 F 28

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Division (F25-29)
#0 / 629
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
15:24/mi
21:34
→ flat
2.13M
22:09/mi
37:44
→ flat
6.43M
14:17/mi
1:39:09
↑ 274↓ 78
6.62M
-51:-14/mi
1:29:36
↑ 16
10.65M
13:16/mi
2:23:05
↑ 153↓ 361
Finish· 13.11 mi
12:45/mi
2:54:25
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:29:3613:32 /mi+5.3%
2nd Half
1:24:4913:04 /mi✓ faster
Negative split — 5.3% 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
21:3415:241.40 mi21:34
15:24
-
2.13M
37:4417:430.73 mi16:10
22:09
+6:45
6.43M
1:39:0915:254.30 mi1:01:25
14:17
-7:52
6.62M
1:29:3613:320.19 mi
-51:-14
-65:31
10.65M
2:23:0513:264.03 mi53:29
13:16
+64:30
Finish(13.11 mi)
2:54:2513:182.46 mi31:20
12:45
-0:31
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-52:-14 /mi

Average Pace

13:18 /mi

Slowest Pace

22:09 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:54:25

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 13:18 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi5934264061859342640618
2.13M0.73 mi5866+682583+57603+1550762133537
6.43M4.30 mi5512+3542377+206580+2350592115535
6.62M0.19 mi5438+742334+43573+7---
10.65M4.03 mi5514-762390-56582-955872452588
Finish(13.11 mi)2.46 mi5498+162384+6580+253102301558

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 98%
~flat
+3ft-2ft

Overall

5934

Females

2640

F25-29

624

1.40M→2.13M

1.4 - 2.1 mi

Top 84%
~flat
+3ft-1ft

Overall

5076

Females

2133

F25-29

542

2.13M→6.43M

2.1 - 6.4 mi

Top 83%
×17story building
+274ft-78ft

Overall

5059

Females

2115

F25-29

536

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 92%
×21story building
+153ft-361ft

Overall

5587

Females

2452

F25-29

588

10.65M→Finish

10.7 - 13.1 mi

Top 87%
×17story building
+244ft-114ft

Overall

5310

Females

2301

F25-29

558

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5934
1.40M → 2.13M
37105*+68
#5934 → #5866
2.13M → 6.43M
54408*+354
#5866 → #5512
6.43M → 6.62M
680+74
#5512 → #5438
6.62M → 10.65M
12145*-76
#5438 → #5514
10.65M → Finish
3753*+16
#5514 → #5498
TOTALS
255691*+436
#5934 → #5498

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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