Ivy Chang

San Francisco, CA

Bib: 17453 F 33

0:00
0:00
/ mi
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Overall
#0 / 7100
Gender (Female)
#0 / 3107
Top 43%
Division (F30-34)
#0 / 691
Top 42%
Race Day Weather
56°/46°F
light rain

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.81M
10:10/mi
18:25
→ flat
5.34M
10:00/mi
53:43
8074
6.15M
10:35/mi
1:02:17
126
10.54M
11:04/mi
1:50:54
230361
11.05M
14:56/mi
1:58:31
172
Finish· 13.11 mi
10:50/mi
2:20:49
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:02:1710:08 /mi⚡ faster
2nd Half
1:18:3211:17 /mi+26.1%
Positive split — 26.1% 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
18:2510:101.81 mi18:25
10:10
-
5.34M
53:4310:043.53 mi35:18
10:00
-0:10
6.15M
1:02:1710:080.81 mi8:34
10:35
+0:35
10.54M
1:50:5410:314.39 mi48:37
11:04
+0:29
11.05M
1:58:3110:440.51 mi7:37
14:56
+3:52
Finish(13.11 mi)
2:20:4910:452.06 mi22:18
10:50
-4:06
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

10:00 /mi

Average Pace

10:45 /mi

Slowest Pace

14:56 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:13:12

95% of race

Time at Slower Pace

7:37

5% of race

Average Pace: 10:44 /mi

Loading chart...
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. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
1.81M1.81 mi4264152134542641521345
5.34M3.53 mi3642+6221207+314271+7434481111249
6.15M0.81 mi3603+391185+22263+835331162265
10.54M4.39 mi3907-3041343-158297-3443431570358
11.05M0.51 mi3898+91339+4298-138821382323
Finish(13.11 mi)2.06 mi3835+631323+16293+536221302283

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 60%
~flat
+4ft-3ft

Overall

4264

Females

1521

F30-34

346

1.81M→5.34M

1.8 - 5.3 mi

Top 49%
×4story building
+80ft-74ft

Overall

3448

Females

1111

F30-34

250

5.34M→6.15M

5.3 - 6.2 mi

Top 50%
×10story building
+126ft-4ft

Overall

3533

Females

1162

F30-34

266

6.15M→10.54M

6.2 - 10.5 mi

Top 61%
×21story building
+230ft-361ft

Overall

4343

Females

1570

F30-34

359

10.54M→11.05M

10.5 - 11.1 mi

Top 55%
×14story building
+172ft-0ft

Overall

3882

Females

1382

F30-34

324

11.05M→Finish

11.1 - 13.1 mi

Top 51%
×7story building
+97ft-114ft

Overall

3622

Females

1302

F30-34

283

Passing Analysis

Category:
Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#4264
1.81M5.34M
43665*+622
#4264 #3642
5.34M6.15M
4887+39
#3642 #3603
6.15M10.54M
38076*-304
#3603 #3907
10.54M11.05M
4655+9
#3907 #3898
11.05MFinish
3699*+63
#3898 #3835
TOTALS
553982*+429
#4264 #3835

* 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