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SF MARATHON 1ST HALF 2023

Andrew Nguyen

Berkeley, CA

Bib: 13914 M 24

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 9%
Gender (Male)
#0 / 3331
Top 14%
M20-29
#0 / 333
Top 23%
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
6:49/mi
9:32
→ flat
2.13M
15:08/mi
20:35
→ flat
6.43M
10:35/mi
1:06:07
↑ 274↓ 78
6.62M
-26:-4/mi
1:01:21
↑ 16
10.65M
7:30/mi
1:31:35
↑ 153↓ 361
Finish· 13.11 mi
7:21/mi
1:49:39
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:01:219:16 /mi+21.3%
2nd Half
48:187:27 /mi✓ faster
Negative split — 21.3% 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
9:326:491.40 mi9:32
6:49
-
2.13M
20:359:400.73 mi11:03
15:08
+8:19
6.43M
1:06:0710:174.30 mi45:32
10:35
-4:33
6.62M
1:01:219:160.19 mi
-26:-4
-36:39
10.65M
1:31:358:364.03 mi30:14
7:30
+33:34
Finish(13.11 mi)
1:49:398:222.46 mi18:04
7:21
-0:09
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-27:-4 /mi

Average Pace

8:22 /mi

Slowest Pace

15:08 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:49:39

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:22 /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. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
1.40M1.40 mi1311122013111220
2.13M0.73 mi248-117209-9735-1549637959
6.43M4.30 mi856-608660-451102-6714791072162
6.62M0.19 mi986-130738-78115-13---
10.65M4.03 mi618+368488+25081+3426021838
Finish(13.11 mi)2.46 mi563+55450+3878+343435367

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 2%
~flat
+3ft-2ft

Overall

131

Males

112

M20-24

20

1.40M→2.13M

1.4 - 2.1 mi

Top 8%
~flat
+3ft-1ft

Overall

496

Males

379

M20-24

59

2.13M→6.43M

2.1 - 6.4 mi

Top 24%
×17story building
+274ft-78ft

Overall

1479

Males

1072

M20-24

162

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M20-24

-

6.62M→10.65M

6.6 - 10.7 mi

Top 4%
×21story building
+153ft-361ft

Overall

260

Males

218

M20-24

38

10.65M→Finish

10.7 - 13.1 mi

Top 7%
×17story building
+244ft-114ft

Overall

434

Males

353

M20-24

67

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#131
1.40M → 2.13M
1170-117
#131 → #248
2.13M → 6.43M
6091-608
#248 → #856
6.43M → 6.62M
1388-130
#856 → #986
6.62M → 10.65M
1369*+368
#986 → #618
10.65M → Finish
1671*+55
#618 → #563
TOTALS
881449*-432
#131 → #563

* 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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