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SF MARATHON 1ST HALF 2023

Mark Yen

San Franciscosan, CA

Bib: 15648 M 31

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 14%
Gender (Male)
#0 / 3331
Top 20%
Division (M30-34)
#0 / 723
Top 19%
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
7:47/mi
10:54
→ flat
2.13M
16:37/mi
23:02
→ flat
6.43M
10:09/mi
1:06:39
↑ 274↓ 78
6.62M
-30:-11/mi
1:01:06
↑ 16
10.65M
8:32/mi
1:35:28
↑ 153↓ 361
Finish· 13.11 mi
7:41/mi
1:54:21
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:01:069:14 /mi+12.8%
2nd Half
53:158:12 /mi✓ faster
Negative split — 12.8% 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
10:547:471.40 mi10:54
7:47
-
2.13M
23:0210:490.73 mi12:08
16:37
+8:50
6.43M
1:06:3910:224.30 mi43:37
10:09
-6:28
6.62M
1:01:069:140.19 mi
-30:-11
-40:20
10.65M
1:35:288:584.03 mi34:22
8:32
+38:43
Finish(13.11 mi)
1:54:218:432.46 mi18:53
7:41
-0:51
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-31:-11 /mi

Average Pace

8:43 /mi

Slowest Pace

16:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:54:21

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:43 /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
1.40M1.40 mi651501114651501114
2.13M0.73 mi830-179628-127134-201156837183
6.43M4.30 mi930-100704-76152-181030772175
6.62M0.19 mi952-22716-12161-9---
10.65M4.03 mi946+6714+2153+81075806175
Finish(13.11 mi)2.46 mi871+75664+50138+15697556124

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 11%
~flat
+3ft-2ft

Overall

651

Males

501

M30-34

115

1.40M→2.13M

1.4 - 2.1 mi

Top 19%
~flat
+3ft-1ft

Overall

1156

Males

837

M30-34

186

2.13M→6.43M

2.1 - 6.4 mi

Top 17%
×17story building
+274ft-78ft

Overall

1030

Males

772

M30-34

177

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 18%
×21story building
+153ft-361ft

Overall

1075

Males

806

M30-34

177

10.65M→Finish

10.7 - 13.1 mi

Top 11%
×17story building
+244ft-114ft

Overall

697

Males

556

M30-34

124

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#651
1.40M → 2.13M
20324-179
#651 → #830
2.13M → 6.43M
16868-100
#830 → #930
6.43M → 6.62M
4220-22
#930 → #952
6.62M → 10.65M
5460*+6
#952 → #946
10.65M → Finish
2196*+75
#946 → #871
TOTALS
488268*-220
#651 → #871

* 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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