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SF MARATHON 1ST HALF 2023

Jacob Petersen

Chicago, IL

Bib: 16508 M 27

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 15%
Gender (Male)
#0 / 3331
Top 21%
Division (M25-29)
#0 / 688
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
10 ft elev
1.40M
7:59/mi
11:10
→ flat
11 ft elev
2.13M
15:46/mi
22:41
→ flat
13 ft elev
6.43M
10:13/mi
1:06:38
↑ 274↓ 780.9%
213 ft elev
6.62M
-28:-42/mi
1:01:22
↑ 161.6%
239 ft elev
10.65M
8:25/mi
1:35:18
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
7:56/mi
1:54:48
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:01:229:16 /mi+12.9%
2nd Half
53:268:14 /mi✓ faster
Negative split — 12.9% faster in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
1.40M
1.40 mi07:02:5511:107:5911:10
7:59
-
2.13M
2.13 mi07:14:2622:4110:3911:31
15:46
+7:47
6.43M
6.43 mi07:58:231:06:3810:2243:57
10:13
-5:33
6.62M
6.62 mi07:53:071:01:229:16
-28:-42
-38:55
10.65M
10.65 mi08:27:031:35:188:5733:56
8:25
+37:07
Finish
13.11 mi08:46:331:54:488:4519:30
7:56
-0:29

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

-29:-42 /mi

Average Pace

8:45 /mi

Slowest Pace

15:46 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

1:54:48

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:45 /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 mi07:02:5511:107:5911:10
7:59
#836
2.13M
2.13 mi07:14:2622:4110:3911:31
15:46
#727
6.43M
6.43 mi07:58:231:06:3810:2243:57
10:13
#926
6.62M
6.62 mi07:53:071:01:229:16
-28:-42
#989
10.65M
10.65 mi08:27:031:35:188:5733:56
8:25
#932
Finish
13.11 mi08:46:331:54:488:4519:30
7:56
#915
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi1.40 mi836626154836626154
2.13M2.13 mi0.73 mi727+109555+71141+13715538129
6.43M6.43 mi4.30 mi926-199700-145169-281088814187
6.62M6.62 mi0.19 mi989-63741-41175-6---
10.65M10.65 mi4.03 mi932+57703+38168+7956726180
Finish13.11 mi2.46 mi915+17702+1169-1953730177

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 14%
~flat
+3ft-2ft

Overall

836

Males

626

M25-29

156

1.40M→2.13M

1.4 - 2.1 mi

Top 12%
~flat
+3ft-1ft

Overall

715

Males

538

M25-29

134

2.13M→6.43M

2.1 - 6.4 mi

Top 18%
×17story building
+274ft-78ft

Overall

1088

Males

814

M25-29

189

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M25-29

-

6.62M→10.65M

6.6 - 10.7 mi

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

Overall

956

Males

726

M25-29

181

10.65M→Finish

10.7 - 13.1 mi

Top 16%
×17story building
+244ft-114ft

Overall

953

Males

730

M25-29

177

Passing Analysis

Category:
Athletes Passed
351*
Passed By
430
Net Change
-79
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 1.40M----#836
1.40M → 2.13M14435+109#836#727
2.13M → 6.43M46245-199#727#926
6.43M → 6.62M1174-63#926#989
6.62M → 10.65M91*34+57#989#932
10.65M → Finish59*42+17#932#915
TOTALS351*430-79

* 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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Race Place Events