Xiaobing Su

Bib: 14965FAge: 56

Fremont, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 5177
Gender (Female)
#0 / 2293
Masters (Masters Women)
#0 / 617
Division (F55-59)
#0 / 98
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
15:06/mi
32:10
→ flat
6.62M
12:03/mi
1:26:18
299780.9%
7.12M
19:42/mi
1:36:09
271.0%
10.65M
11:12/mi
2:15:41
1273601.3%
Finish· 13.11 mi
12:27/mi
2:46:17
2441141.0%

The Course

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Half Splits

1st Half· via 6.62M
Distance6.62 mi
Time1:26:18
Pace13:02 /mi
2nd Half✓ Faster
Distance6.49 mi
Time1:19:59
Pace12:20 /mi
📊Negative Split: 7.3% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.13M
2.13 mi07:52:4432:1015:0632:10
15:06
-
6.62M
6.62 mi08:46:521:26:1813:0254:08
12:03
-3:03
7.12M
7.12 mi08:56:431:36:0913:309:51
19:42
+7:39
10.65M
10.65 mi09:36:152:15:4112:4439:32
11:12
-8:30
Finish
13.11 mi10:06:512:46:1712:4130:36
12:27
+1:15

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

11:12 /mi

Average Pace

12:41 /mi

Slowest Pace

19:42 /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

2:04:16

75% of race

Time at Slower Pace

42:01

25% of race

Average Pace: 12:41 /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 mi07:52:4432:1015:0632:10
15:06
#4776
6.62M
6.62 mi08:46:521:26:1813:0254:08
12:03
#4658
7.12M
7.12 mi08:56:431:36:0913:309:51
19:42
#4718
10.65M
10.65 mi09:36:152:15:4112:4439:32
11:12
#4537
Finish
13.11 mi10:06:512:46:1712:4130:36
12:27
#4547
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
2.13M2.13 mi2.13 mi47762031734776(Top 92%)2031(Top 89%)73(Top 74%)
6.62M6.62 mi4.49 mi4658+1181963+6872+14561(Top 88%)1919(Top 84%)70(Top 71%)
7.12M7.12 mi0.50 mi4718-601997-3475-34976(Top 96%)2158(Top 94%)82(Top 84%)
10.65M10.65 mi3.53 mi4537+1811900+9769+64113(Top 79%)1690(Top 74%)55(Top 56%)
Finish13.11 mi2.46 mi4547-101911-1166+34529(Top 87%)1946(Top 85%)70(Top 71%)

Segment Performance Analysis

Start → 2.13M

0.0 - 2.1 mi

Top 92%
~flat
+6ft-3ft

Overall

4776

Females

2031

F55-59

73

2.13M→6.62M

2.1 - 6.6 mi

Top 88%
×19story building
+299ft-78ft

Overall

4561

Females

1919

F55-59

70

6.62M→7.12M

6.6 - 7.1 mi

Top 96%
×2story building
+27ft-0ft

Overall

4976

Females

2158

F55-59

82

7.12M→10.65M

7.1 - 10.7 mi

Top 79%
×21story building
+127ft-360ft

Overall

4113

Females

1690

F55-59

55

10.65M→Finish

10.7 - 13.1 mi

Top 87%
×17story building
+244ft-114ft

Overall

4529

Females

1946

F55-59

70

Passing Analysis

Category:
Athletes Passed
405*
Passed By
176
Net Change
+229
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.13M----#4776
2.13M6.62M174*56+118#4776#4658
6.62M7.12M6*66-60#4658#4718
7.12M10.65M192*11+181#4718#4537
10.65MFinish33*43-10#4537#4547
TOTALS405*176+229

* 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