Sophia Chang

Bib: 16052FAge: 32

Sunnyvale, CA

0:00
0:00
/ mi
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Overall
#0 / 5177
Gender (Female)
#0 / 2293
Division (F30-34)
#0 / 465
Race Day Weather
56°/46°F
overcast clouds

⏱️ Race Timeline

Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2.13M
12:49/mi
27:17
→ flat
6.62M
10:35/mi
1:14:47
299780.9%
7.12M
16:26/mi
1:23:00
271.0%
10.65M
11:30/mi
2:03:37
1273601.3%
Finish· 13.11 mi
14:15/mi
2:38:39
2441141.0%

The Course

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Half Splits

1st Half· via 6.62MFaster
Distance6.62 mi
Time1:14:47
Pace11:18 /mi
2nd Half
Distance6.49 mi
Time1:23:52
Pace12:55 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:47:3927:1712:4927:17
12:49
-
6.62M
6.62 mi08:35:091:14:4711:1847:30
10:35
-2:14
7.12M
7.12 mi08:43:221:23:0011:398:13
16:26
+5:51
10.65M
10.65 mi09:23:592:03:3711:3640:37
11:30
-4:56
Finish
13.11 mi09:59:012:38:3912:0635:02
14:15
+2:45

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

10:35 /mi

Average Pace

12:06 /mi

Slowest Pace

16:26 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:28:07

56% of race

Time at Steady Pace

27:17

17% of race

Time at Slower Pace

43:15

27% of race

Average Pace: 12:06 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2.13M
2.13 mi07:47:3927:1712:4927:17
12:49
#2992
6.62M
6.62 mi08:35:091:14:4711:1847:30
10:35
#3273
7.12M
7.12 mi08:43:221:23:0011:398:13
16:26
#3408
10.65M
10.65 mi09:23:592:03:3711:3640:37
11:30
#3768
Finish
13.11 mi09:59:012:38:3912:0635:02
14:15
#4213
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2.13M2.13 mi2.13 mi299210642262992(Top 58%)1064(Top 46%)226(Top 49%)
6.62M6.62 mi4.49 mi3273-2811206-142245-193437(Top 66%)1287(Top 56%)263(Top 57%)
7.12M7.12 mi0.50 mi3408-1351272-66260-154018(Top 78%)1595(Top 70%)333(Top 72%)
10.65M10.65 mi3.53 mi3768-3601472-200301-414284(Top 83%)1779(Top 78%)369(Top 79%)
Finish13.11 mi2.46 mi4213-4451735-263360-595001(Top 97%)2197(Top 96%)450(Top 97%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 58%
~flat
+6ft-3ft

Overall

2992

Females

1064

F30-34

227

2.13M→6.62M

2.1 - 6.6 mi

Top 66%
×19story building
+299ft-78ft

Overall

3437

Females

1287

F30-34

264

6.62M→7.12M

6.6 - 7.1 mi

Top 78%
×2story building
+27ft-0ft

Overall

4018

Females

1595

F30-34

334

7.12M→10.65M

7.1 - 10.7 mi

Top 83%
×21story building
+127ft-360ft

Overall

4284

Females

1779

F30-34

369

10.65M→Finish

10.7 - 13.1 mi

Top 97%
×17story building
+244ft-114ft

Overall

5001

Females

2197

F30-34

450

Passing Analysis

Category:
Athletes Passed
133*
Passed By
1354
Net Change
-1221
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2992
2.13M6.62M90*371-281#2992#3273
6.62M7.12M11146-135#3273#3408
7.12M10.65M21*381-360#3408#3768
10.65MFinish11*456-445#3768#4213
TOTALS133*1354-1221

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

📊

Passing Visuals

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