Shun Lei Sin

San Francisco, CA

Bib: 12682 F 27

0:00
0:00
/ mi
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Overall
#0 / 7100
Top 26%
Gender (Female)
#0 / 3107
Top 15%
Division (F25-29)
#0 / 761
Top 17%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.81M
8:58/mi
16:13
→ flat
12 ft elev
5.34M
8:57/mi
47:47
8074
19 ft elev
6.15M
9:28/mi
55:27
1262.8%
149 ft elev
10.54M
9:14/mi
1:36:00
2303610.6%
20 ft elev
11.05M
13:37/mi
1:42:57
1726.4%
213 ft elev
Finish· 13.11 mi
9:50/mi
2:03:11
971140.2%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
55:279:01 /mi⚡ faster
2nd Half
1:07:449:44 /mi+22.2%
Positive split — 22.2% slower in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.81M
16:138:581.81 mi16:13
8:58
-
5.34M
47:478:573.53 mi31:34
8:57
-0:01
6.15M
55:279:010.81 mi7:40
9:28
+0:31
10.54M
1:36:009:074.39 mi40:33
9:14
-0:14
11.05M
1:42:579:190.51 mi6:57
13:37
+4:23
Finish(13.11 mi)
2:03:119:242.06 mi20:14
9:50
-3:47
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

8:57 /mi

Average Pace

9:24 /mi

Slowest Pace

13:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:56:14

94% of race

Time at Slower Pace

6:57

6% of race

Average Pace: 9:24 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.81M1.81 mi18964661221896466122
5.34M3.53 mi1779+117421+45106+161742404101
6.15M0.81 mi1776+3413+8107-11902456129
10.54M4.39 mi1777-1417-4111-41858448121
11.05M0.51 mi1841-64446-29121-102933930256
Finish(13.11 mi)2.06 mi1870-29460-14126-52252646169

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 27%
~flat
+4ft-3ft

Overall

1896

Females

466

F25-29

122

1.81M→5.34M

1.8 - 5.3 mi

Top 25%
×4story building
+80ft-74ft

Overall

1742

Females

404

F25-29

101

5.34M→6.15M

5.3 - 6.2 mi

Top 27%
×10story building
+126ft-4ft

Overall

1902

Females

456

F25-29

129

6.15M→10.54M

6.2 - 10.5 mi

Top 26%
×21story building
+230ft-361ft

Overall

1858

Females

448

F25-29

121

10.54M→11.05M

10.5 - 11.1 mi

Top 41%
×14story building
+172ft-0ft

Overall

2933

Females

930

F25-29

257

11.05M→Finish

11.1 - 13.1 mi

Top 32%
×7story building
+97ft-114ft

Overall

2252

Females

646

F25-29

169

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#1896
1.81M5.34M
99216+117
#1896 #1779
5.34M6.15M
4043+3
#1779 #1776
6.15M10.54M
115114-1
#1776 #1777
10.54M11.05M
7713-64
#1777 #1841
11.05MFinish
7243*-29
#1841 #1870
TOTALS
403429*+26
#1896 #1870

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events