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SF MARATHON 1ST HALF 2023

An Truong

San Jose, CA

Bib: 10313 M 21

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 11%
Gender (Male)
#0 / 3331
Top 16%
M20-29
#0 / 333
Top 26%
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
8:06/mi
11:21
→ flat
11 ft elev
2.13M
16:51/mi
23:39
→ flat
13 ft elev
6.43M
10:00/mi
1:06:41
↑ 274↓ 780.9%
213 ft elev
6.62M
-28:-37/mi
1:01:26
↑ 161.6%
239 ft elev
10.65M
7:52/mi
1:33:10
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
7:20/mi
1:51:13
↑ 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
1:01:269:17 /mi+19.0%
2nd Half
49:477:40 /mi✓ faster
Negative split — 19.0% 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
11:218:061.40 mi11:21
8:06
-
2.13M
23:3911:060.73 mi12:18
16:51
+8:45
6.43M
1:06:4110:224.30 mi43:02
10:00
-6:51
6.62M
1:01:269:170.19 mi
-28:-37
-38:37
10.65M
1:33:108:454.03 mi31:44
7:52
+36:29
Finish(13.11 mi)
1:51:138:292.46 mi18:03
7:20
-0:32
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-29:-37 /mi

Average Pace

8:29 /mi

Slowest Pace

16:51 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:51:13

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:29 /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 mi10017411151001741115
2.13M0.73 mi1118-117821-80127-121292921135
6.43M4.30 mi937+181709+112112+15920698107
6.62M0.19 mi993-56745-36117-5---
10.65M4.03 mi762+231589+15693+2446037567
Finish(13.11 mi)2.46 mi663+99520+6986+742934966

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 16%
~flat
+3ft-2ft

Overall

1001

Males

741

M20-24

115

1.40M→2.13M

1.4 - 2.1 mi

Top 21%
~flat
+3ft-1ft

Overall

1292

Males

921

M20-24

135

2.13M→6.43M

2.1 - 6.4 mi

Top 15%
×17story building
+274ft-78ft

Overall

920

Males

698

M20-24

107

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 8%
×21story building
+153ft-361ft

Overall

460

Males

375

M20-24

67

10.65M→Finish

10.7 - 13.1 mi

Top 7%
×17story building
+244ft-114ft

Overall

429

Males

349

M20-24

66

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1001
1.40M → 2.13M
17255-117
#1001 → #1118
2.13M → 6.43M
41222*+181
#1118 → #937
6.43M → 6.62M
6711-56
#937 → #993
6.62M → 10.65M
4235*+231
#993 → #762
10.65M → Finish
5104*+99
#762 → #663
TOTALS
289627*+338
#1001 → #663

* 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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