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SF MARATHON 1ST HALF 2024

Xinli Feng

Cupertino, CA

Bib: 10249 M 39

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 33%
Gender (Male)
#0 / 2862
Top 43%
Division (M35-39)
#0 / 418
Top 42%
Race Day Weather
56°/46°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2.13M
11:50/mi
25:13
→ flat
13 ft elev
6.62M
8:56/mi
1:05:21
↑ 299↓ 780.9%
239 ft elev
7.12M
13:16/mi
1:11:59
↑ 271.0%
269 ft elev
10.65M
8:31/mi
1:42:03
↑ 127↓ 3601.3%
48 ft elev
Finish· 13.11 mi
9:25/mi
2:05:11
↑ 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
1:05:219:52 /mi+8.4%
2nd Half
59:509:13 /mi✓ faster
Negative split — 8.4% 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
2.13M
25:1311:502.13 mi25:13
11:50
-
6.62M
1:05:219:524.49 mi40:08
8:56
-2:54
7.12M
1:11:5910:070.50 mi6:38
13:16
+4:20
10.65M
1:42:039:353.53 mi30:04
8:31
-4:45
Finish(13.11 mi)
2:05:119:332.46 mi23:08
9:25
+0:54
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:31 /mi

Average Pace

9:33 /mi

Slowest Pace

13:16 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:33:20

75% of race

Time at Slower Pace

31:51

25% of race

Average Pace: 9:33 /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

CheckpointDistanceSeg. DistOverallMalesM35-39Seg. OverallSeg. MalesSeg. M35-39
2.13M2.13 mi2.13 mi1867132619618671326196
6.62M6.62 mi4.49 mi1614+2531170+156174+2215261112161
7.12M7.12 mi0.50 mi1680-661219-49177-323191586229
10.65M10.65 mi3.53 mi1577+1031154+65166+1113961035149
Finish13.11 mi2.46 mi1714-1371238-84175-923641546230

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 36%
~flat
+6ft-3ft

Overall

1867

Males

1326

M35-39

199

2.13M→6.62M

2.1 - 6.6 mi

Top 29%
×19story building
+299ft-78ft

Overall

1526

Males

1112

M35-39

162

6.62M→7.12M

6.6 - 7.1 mi

Top 45%
×2story building
+27ft-0ft

Overall

2319

Males

1586

M35-39

230

7.12M→10.65M

7.1 - 10.7 mi

Top 27%
×21story building
+127ft-360ft

Overall

1396

Males

1035

M35-39

150

10.65M→Finish

10.7 - 13.1 mi

Top 46%
×17story building
+244ft-114ft

Overall

2364

Males

1546

M35-39

230

Passing Analysis

Category:
Athletes Passed
477*
Passed By
324
Net Change
+153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#1867
2.13M → 6.62M305*52+253#1867#1614
6.62M → 7.12M1985-66#1614#1680
7.12M → 10.65M131*28+103#1680#1577
10.65M → Finish22*159-137#1577#1714
TOTALS477*324+153

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

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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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