Sydnie Dong

Bib: 13050FAge: 30

Mountain View, CA

0:00
0:00
/ mi
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Overall
#0 / 5177
Top 46%
Gender (Female)
#0 / 2293
Top 35%
Division (F30-34)
#0 / 465
Top 34%
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
12:03/mi
25:41
→ flat
6.62M
9:34/mi
1:08:40
299780.9%
7.12M
15:18/mi
1:16:19
271.0%
10.65M
9:24/mi
1:49:29
1273601.3%
Finish· 13.11 mi
9:41/mi
2:13:18
2441141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:08:40
Pace10:22 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:04:38
Pace9:58 /mi
📊Negative Split: 5.9% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:42:3025:4112:0325:41
12:03
-
6.62M
6.62 mi08:25:291:08:4010:2242:59
9:34
-2:29
7.12M
7.12 mi08:33:081:16:1910:437:39
15:18
+5:44
10.65M
10.65 mi09:06:181:49:2910:1733:10
9:24
-5:54
Finish
13.11 mi09:30:072:13:1810:1023:49
9:41
+0:17

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

9:24 /mi

Average Pace

10:10 /mi

Slowest Pace

15:18 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:39:58

75% of race

Time at Slower Pace

33:20

25% of race

Average Pace: 10:10 /mi

Loading chart...
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.

Loading...
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 mi07:42:3025:4112:0325:41
12:03
#2099
6.62M
6.62 mi08:25:291:08:4010:2242:59
9:34
#2204
7.12M
7.12 mi08:33:081:16:1910:437:39
15:18
#2369
10.65M
10.65 mi09:06:181:49:2910:1733:10
9:24
#2365
Finish
13.11 mi09:30:072:13:1810:1023:49
9:41
#2412
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2.13M2.13 mi2.13 mi20996301132099(Top 41%)630(Top 27%)113(Top 24%)
6.62M6.62 mi4.49 mi2204-105676-46131-182289(Top 44%)729(Top 32%)142(Top 31%)
7.12M7.12 mi0.50 mi2369-165756-80148-173437(Top 66%)1286(Top 56%)272(Top 58%)
10.65M10.65 mi3.53 mi2365+4765-9150-22380(Top 46%)799(Top 35%)159(Top 34%)
Finish13.11 mi2.46 mi2412-47798-33160-102633(Top 51%)954(Top 42%)186(Top 40%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 41%
~flat
+6ft-3ft

Overall

2099

Females

630

F30-34

113

2.13M→6.62M

2.1 - 6.6 mi

Top 44%
×19story building
+299ft-78ft

Overall

2289

Females

729

F30-34

142

6.62M→7.12M

6.6 - 7.1 mi

Top 66%
×2story building
+27ft-0ft

Overall

3437

Females

1286

F30-34

273

7.12M→10.65M

7.1 - 10.7 mi

Top 46%
×21story building
+127ft-360ft

Overall

2380

Females

799

F30-34

159

10.65M→Finish

10.7 - 13.1 mi

Top 51%
×17story building
+244ft-114ft

Overall

2633

Females

954

F30-34

186

Passing Analysis

Category:
Athletes Passed
256*
Passed By
569
Net Change
-313
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2099
2.13M6.62M121*226-105#2099#2204
6.62M7.12M3168-165#2204#2369
7.12M10.65M78*74+4#2369#2365
10.65MFinish54*101-47#2365#2412
TOTALS256*569-313

* 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