Jon Williams

Sacramento, CA

Bib: 15368 M 32

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Division (M30-34)
#0 / 872
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:17/mi
18:37
→ flat
5.34M
10:34/mi
55:56
8074
6.15M
10:53/mi
1:04:45
126
10.54M
11:34/mi
1:55:31
230361
11.05M
20:43/mi
2:06:05
172
Finish· 13.11 mi
13:23/mi
2:33:39
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:04:4510:32 /mi⚡ faster
2nd Half
1:28:5412:46 /mi+37.3%
Positive split — 37.3% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
18:3710:171.81 mi18:37
10:17
-
5.34M
55:5610:283.53 mi37:19
10:34
+0:17
6.15M
1:04:4510:320.81 mi8:49
10:53
+0:19
10.54M
1:55:3110:584.39 mi50:46
11:34
+0:41
11.05M
2:06:0511:250.51 mi10:34
20:43
+9:09
Finish(13.11 mi)
2:33:3911:432.06 mi27:34
13:23
-7:20
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:17 /mi

Average Pace

11:43 /mi

Slowest Pace

20:43 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:23:05

93% of race

Time at Slower Pace

10:34

7% of race

Average Pace: 11:43 /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
1.81M1.81 mi4480284561444802845614
5.34M3.53 mi4383+972800+45598+1643712799603
6.15M0.81 mi4288+952750+50591+739842587563
10.54M4.39 mi4611-3232905-155634-4349583037664
11.05M0.51 mi4908-2973034-129664-3067803831839
Finish(13.11 mi)2.06 mi5154-2463128-94680-1659313401738

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 63%
~flat
+4ft-3ft

Overall

4480

Males

2845

M30-34

614

1.81M→5.34M

1.8 - 5.3 mi

Top 62%
×4story building
+80ft-74ft

Overall

4371

Males

2799

M30-34

603

5.34M→6.15M

5.3 - 6.2 mi

Top 56%
×10story building
+126ft-4ft

Overall

3984

Males

2587

M30-34

563

6.15M→10.54M

6.2 - 10.5 mi

Top 70%
×21story building
+230ft-361ft

Overall

4958

Males

3037

M30-34

664

10.54M→11.05M

10.5 - 11.1 mi

Top 95%
×14story building
+172ft-0ft

Overall

6780

Males

3831

M30-34

839

11.05M→Finish

11.1 - 13.1 mi

Top 84%
×7story building
+97ft-114ft

Overall

5931

Males

3401

M30-34

738

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4480
1.81M5.34M
213310*+97
#4480 #4383
5.34M6.15M
24119+95
#4383 #4288
6.15M10.54M
41794*-323
#4288 #4611
10.54M11.05M
2970-297
#4611 #4908
11.05MFinish
27529*-246
#4908 #5154
TOTALS
1226552*-674
#4480 #5154

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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