Ziqiang Tang

San Francisco, CA

Bib: 10839 M 48

0:00
0:00
/ mi
Masters
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Overall
#0 / 7100
Gender (Male)
#0 / 3977
Masters (Masters Men)
#0 / 1096
Division (M45-49)
#0 / 282
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
9:57/mi
18:01
→ flat
5.34M
10:38/mi
55:33
8074
6.15M
12:20/mi
1:05:32
126
10.54M
11:14/mi
1:54:51
230361
11.05M
20:51/mi
2:05:29
172
Finish· 13.11 mi
11:38/mi
2:29:26
97114
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

Half Splits

1st Half· via 6.15M
1:05:3210:39 /mi⚡ faster
2nd Half
1:23:5412:03 /mi+28.0%
Positive split — 28.0% 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
18:019:571.81 mi18:01
9:57
-
5.34M
55:3310:243.53 mi37:32
10:38
+0:41
6.15M
1:05:3210:390.81 mi9:59
12:20
+1:42
10.54M
1:54:5110:544.39 mi49:19
11:14
-1:06
11.05M
2:05:2911:210.51 mi10:38
20:51
+9:37
Finish(13.11 mi)
2:29:2611:242.06 mi23:57
11:38
-9:13
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

9:57 /mi

Average Pace

11:24 /mi

Slowest Pace

20:51 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

2:18:48

93% of race

Time at Slower Pace

10:38

7% of race

Average Pace: 11:24 /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. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
1.81M1.81 mi3813251115838132511158
5.34M3.53 mi4231-4182719-208163-544902866175
6.15M0.81 mi4512-2812868-149177-1455093330212
10.54M4.39 mi45122858+10176+145582854177
11.05M0.51 mi4823-3113001-143189-1368043845269
Finish(13.11 mi)2.06 mi4727+962930+71187+245822782174

Segment Performance Analysis

Start → 1.81M

0.0 - 1.8 mi

Top 54%
~flat
+4ft-3ft

Overall

3813

Males

2511

M45-49

159

1.81M→5.34M

1.8 - 5.3 mi

Top 63%
×4story building
+80ft-74ft

Overall

4490

Males

2866

M45-49

176

5.34M→6.15M

5.3 - 6.2 mi

Top 78%
×10story building
+126ft-4ft

Overall

5509

Males

3330

M45-49

213

6.15M→10.54M

6.2 - 10.5 mi

Top 64%
×21story building
+230ft-361ft

Overall

4558

Males

2854

M45-49

177

10.54M→11.05M

10.5 - 11.1 mi

Top 96%
×14story building
+172ft-0ft

Overall

6804

Males

3845

M45-49

269

11.05M→Finish

11.1 - 13.1 mi

Top 65%
×7story building
+97ft-114ft

Overall

4582

Males

2782

M45-49

174

Passing Analysis

Category:
Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.81M-#3813
1.81M5.34M
518100*-418
#3813 #4231
5.34M6.15M
29615-281
#4231 #4512
6.15M10.54M
203203*0
#4512 #4512
10.54M11.05M
3110-311
#4512 #4823
11.05MFinish
44140*+96
#4823 #4727
TOTALS
1372458*-914
#3813 #4727

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

Passing Visualized

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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