Chuanzhen Zhao

Union City, CA

Bib: 12519 M 29

0:00
0:00
/ mi
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Overall
#0 / 4103
Gender (Male)
#0 / 2158
Division (M25-29)
#0 / 475
Race Day Weather
54°/44°F
overcast clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2.2M
9:14/mi
20:19
→ flat
14 ft elev
5.7M
11:42/mi
1:01:16
100780.1%
56 ft elev
6.43M
16:30/mi
1:13:19
1473.8%
213 ft elev
8.3M
9:12/mi
1:30:31
88530.3%
256 ft elev
11.45M
12:58/mi
2:11:23
2933310.2%
222 ft elev
FINISH· 13.11 mi
14:42/mi
2:35:47
61910.3%
205 ft elev
Course Elevation
10277 ft
×22story building
774 ft climb · 557 ft descent

The Course

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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2.2M
2.20 mi06:59:4620:199:1420:19
9:14
-
5.7M
5.70 mi07:40:431:01:1610:4540:57
11:42
+2:28
6.43M
6.43 mi07:52:461:13:1911:2412:03
16:30
+4:48
8.3M
8.30 mi08:09:581:30:3110:5417:12
9:12
-7:18
11.45M
11.45 mi08:50:502:11:2311:2940:52
12:58
+3:46
FINISH
13.11 mi09:15:142:35:4711:5324:24
14:42
+1:44

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

9:12 /mi

Average Pace

11:53 /mi

Slowest Pace

16:30 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

37:31

24% of race

Time at Steady Pace

1:21:49

53% of race

Time at Slower Pace

36:27

23% of race

Average Pace: 11:53 /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
2.2M
2.20 mi06:59:4620:199:1420:19
9:14
#2888
5.7M
5.70 mi07:40:431:01:1610:4540:57
11:42
#2850
6.43M
6.43 mi07:52:461:13:1911:2412:03
16:30
#2869
8.3M
8.30 mi08:09:581:30:3110:5417:12
9:12
#2826
11.45M
11.45 mi08:50:502:11:2311:2940:52
12:58
#2938
FINISH
13.11 mi09:15:142:35:4711:5324:24
14:42
#3044
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2.2M2.20 mi2.20 mi288816863842888(Top 70%)1686(Top 78%)384(Top 81%)
5.7M5.70 mi3.50 mi2850+381678+8395-112827(Top 69%)1660(Top 77%)393(Top 83%)
6.43M6.43 mi0.73 mi2869-191691-13404-93077(Top 75%)1772(Top 82%)425(Top 89%)
8.3M8.30 mi1.87 mi2826+431669+22400+42751(Top 67%)1634(Top 76%)390(Top 82%)
11.45M11.45 mi3.15 mi2938-1121708-39408-83202(Top 78%)1797(Top 83%)421(Top 89%)
FINISH13.11 mi1.66 mi3044-1061737-29419-113374(Top 82%)1851(Top 86%)430(Top 91%)

Segment Performance Analysis

Start → 2.2M

0.0 - 2.2 mi

Top 70%
~flat
+6ft-3ft

Overall

2888

Males

1686

M25-29

386

2.2M→5.7M

2.2 - 5.7 mi

Top 69%
×5story building
+100ft-78ft

Overall

2827

Males

1660

M25-29

394

5.7M→6.43M

5.7 - 6.4 mi

Top 75%
×12story building
+147ft-0ft

Overall

3077

Males

1772

M25-29

426

6.43M→8.3M

6.4 - 8.3 mi

Top 67%
×4story building
+88ft-53ft

Overall

2751

Males

1634

M25-29

391

8.3M→11.45M

8.3 - 11.4 mi

Top 78%
×20story building
+293ft-331ft

Overall

3202

Males

1797

M25-29

421

11.45M→FINISH

11.4 - 13.1 mi

Top 82%
×7story building
+61ft-91ft

Overall

3374

Males

1851

M25-29

430

Passing Analysis

Category:
Athletes Passed
316*
Passed By
472
Net Change
-156
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2.2M----#2888
2.2M5.7M163*125+38#2888#2850
5.7M6.43M3453-19#2850#2869
6.43M8.3M6017+43#2869#2826
8.3M11.45M35*147-112#2826#2938
11.45MFINISH24*130-106#2938#3044
TOTALS316*472-156

* 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