Lu Chen

Bib: 10866FAge: 27

Oakland, CA

0:00
0:00
/ mi
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Overall
#0 / 5177
Gender (Female)
#0 / 2293
Division (F25-29)
#0 / 585
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
12:18/mi
26:11
→ flat
6.62M
11:40/mi
1:18:36
299780.9%
7.12M
15:06/mi
1:26:09
271.0%
10.65M
10:59/mi
2:04:56
1273601.3%
Finish· 13.11 mi
11:05/mi
2:32:12
2441141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:18:36
Pace11:52 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:13:36
Pace11:21 /mi
📊Negative Split: 6.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:29:3126:1112:1826:11
12:18
-
6.62M
6.62 mi08:21:561:18:3611:5252:25
11:40
-0:38
7.12M
7.12 mi08:29:291:26:0912:067:33
15:06
+3:26
10.65M
10.65 mi09:08:162:04:5611:4438:47
10:59
-4:07
Finish
13.11 mi09:35:322:32:1211:3727:16
11:05
+0:06

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

10:59 /mi

Average Pace

11:37 /mi

Slowest Pace

15:06 /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

2:24:39

95% of race

Time at Slower Pace

7:33

5% of race

Average Pace: 11:37 /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.

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 mi07:29:3126:1112:1826:11
12:18
#2375
6.62M
6.62 mi08:21:561:18:3611:5252:25
11:40
#3874
7.12M
7.12 mi08:29:291:26:0912:067:33
15:06
#3827
10.65M
10.65 mi09:08:162:04:5611:4438:47
10:59
#3878
Finish
13.11 mi09:35:322:32:1211:3727:16
11:05
#3884
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2.13M2.13 mi2.13 mi23757662252375(Top 46%)766(Top 33%)225(Top 38%)
6.62M6.62 mi4.49 mi3874-14991524-758415-1904345(Top 84%)1794(Top 78%)484(Top 83%)
7.12M7.12 mi0.50 mi3827+471486+38411+43358(Top 65%)1253(Top 55%)358(Top 61%)
10.65M10.65 mi3.53 mi3878-511533-47422-113957(Top 76%)1599(Top 70%)444(Top 76%)
Finish13.11 mi2.46 mi3884-61549-16429-73836(Top 74%)1575(Top 69%)437(Top 75%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 46%
~flat
+6ft-3ft

Overall

2375

Females

766

F25-29

227

2.13M→6.62M

2.1 - 6.6 mi

Top 84%
×19story building
+299ft-78ft

Overall

4345

Females

1794

F25-29

487

6.62M→7.12M

6.6 - 7.1 mi

Top 65%
×2story building
+27ft-0ft

Overall

3358

Females

1253

F25-29

361

7.12M→10.65M

7.1 - 10.7 mi

Top 76%
×21story building
+127ft-360ft

Overall

3957

Females

1599

F25-29

447

10.65M→Finish

10.7 - 13.1 mi

Top 74%
×17story building
+244ft-114ft

Overall

3836

Females

1575

F25-29

437

Passing Analysis

Category:
Athletes Passed
205*
Passed By
1714
Net Change
-1509
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#2375
2.13M6.62M2*1501-1499#2375#3874
6.62M7.12M77*30+47#3874#3827
7.12M10.65M61*112-51#3827#3878
10.65MFinish65*71-6#3878#3884
TOTALS205*1714-1509

* 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

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