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SF MARATHON 1ST HALF 2023

William Smith

Walnut Creek, CA

Bib: 16053 M 32

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M30-34)
#0 / 723
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
9:35/mi
13:25
→ flat
2.13M
19:56/mi
27:58
→ flat
6.43M
13:08/mi
1:24:25
↑ 274↓ 78
6.62M
-37:-59/mi
1:17:23
↑ 16
10.65M
10:41/mi
2:00:28
↑ 153↓ 361
Finish· 13.11 mi
10:44/mi
2:26:52
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:17:2311:41 /mi+10.2%
2nd Half
1:09:2910:42 /mi✓ faster
Negative split — 10.2% 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
13:259:351.40 mi13:25
9:35
-
2.13M
27:5813:080.73 mi14:33
19:56
+10:21
6.43M
1:24:2513:084.30 mi56:27
13:08
-6:48
6.62M
1:17:2311:410.19 mi
-37:-59
-51:07
10.65M
2:00:2811:194.03 mi43:05
10:41
+48:40
Finish(13.11 mi)
2:26:5211:122.46 mi26:24
10:44
+0:03
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-38:-59 /mi

Average Pace

11:12 /mi

Slowest Pace

19:56 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:26:52

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:12 /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. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.40M1.40 mi3386214247333862142473
2.13M0.73 mi3492-1062198-56489-1637532325534
6.43M4.30 mi3963-4712449-251554-6542192572572
6.62M0.19 mi4020-572485-36557-3---
10.65M4.03 mi3927+932419+66548+938372342526
Finish(13.11 mi)2.46 mi3951-242417+2544+440362415547

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 56%
~flat
+3ft-2ft

Overall

3386

Males

2142

M30-34

475

1.40M→2.13M

1.4 - 2.1 mi

Top 62%
~flat
+3ft-1ft

Overall

3753

Males

2325

M30-34

537

2.13M→6.43M

2.1 - 6.4 mi

Top 69%
×17story building
+274ft-78ft

Overall

4219

Males

2572

M30-34

575

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 63%
×21story building
+153ft-361ft

Overall

3837

Males

2342

M30-34

528

10.65M→Finish

10.7 - 13.1 mi

Top 66%
×17story building
+244ft-114ft

Overall

4036

Males

2415

M30-34

547

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3386
1.40M → 2.13M
249143-106
#3386 → #3492
2.13M → 6.43M
592121*-471
#3492 → #3963
6.43M → 6.62M
9942-57
#3963 → #4020
6.62M → 10.65M
90183*+93
#4020 → #3927
10.65M → Finish
10985*-24
#3927 → #3951
TOTALS
1139574*-565
#3386 → #3951

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

Passing Visualized

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Passing Circle

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Position Flow

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Race Lanes

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