Chenghao Chen

Bib: 13007MAge: 28

Santa Clara, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 2%
Gender (Male)
#0 / 3619
Top 4%
Division (M25-29)
#0 / 796
Top 5%
Race Day Weather
59°/49°F
scattered 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
2M
7:37/mi
15:14
→ flat
4M
7:31/mi
30:15
6769
6M
7:26/mi
45:08
1231.1%
8M
7:00/mi
59:08
166531.1%
9.6M
7:00/mi
1:10:20
681931.5%
10M
13:16/mi
1:15:38
241.1%
10.5M
3:38/mi
1:17:27
732.7%
12M
9:29/mi
1:31:41
2803.2%
Finish· 13.11 mi
6:47/mi
1:39:12
14891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time45:08
Pace7:31 /mi
2nd Half
Distance7.11 mi
Time54:04
Pace7:36 /mi
📊Positive Split: 19.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:56:1315:147:3715:14
7:37
-
4M
4.00 mi07:11:1430:157:3415:01
7:31
-0:06
6M
6.00 mi07:26:0745:087:3114:53
7:26
-0:05
8M
8.00 mi07:40:0759:087:2314:00
7:00
-0:26
9.6M
9.60 mi07:51:191:10:207:2011:12
7:00
0:00
10M
10.00 mi07:56:371:15:387:345:18
13:16
+6:16
10.5M
10.50 mi07:58:261:17:277:231:49
3:38
-9:38
12M
12.00 mi08:12:401:31:417:3814:14
9:29
+5:51
Finish
13.11 mi08:20:111:39:127:347:31
6:47
-2:42

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

3:38 /mi

Average Pace

7:34 /mi

Slowest Pace

13:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:49

2% of race

Time at Steady Pace

1:17:51

78% of race

Time at Slower Pace

19:32

20% of race

Average Pace: 7:34 /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
2M
2.00 mi06:56:1315:147:3715:14
7:37
#301
4M
4.00 mi07:11:1430:157:3415:01
7:31
#248
6M
6.00 mi07:26:0745:087:3114:53
7:26
#210
8M
8.00 mi07:40:0759:087:2314:00
7:00
#157
9.6M
9.60 mi07:51:191:10:207:2011:12
7:00
#163
10M
10.00 mi07:56:371:15:387:345:18
13:16
#163
10.5M
10.50 mi07:58:261:17:277:231:49
3:38
#164
12M
12.00 mi08:12:401:31:417:3814:14
9:29
#159
Finish
13.11 mi08:20:111:39:127:347:31
6:47
#139
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 3%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:07

Segment Time

7:55/mi

Pace

0.90 mi

Distance

Overall

169

Men

157

Division

42

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi30125960142(Top 2%)116(Top 3%)27(Top 3%)
4M4.00 mi2.00 mi248+53218+4152+8193(Top 3%)175(Top 5%)47(Top 6%)
6M6.00 mi2.00 mi210+38187+3147+5179(Top 3%)161(Top 4%)45(Top 6%)
8M8.00 mi2.00 mi157+53146+4141+6105(Top 2%)98(Top 3%)29(Top 4%)
9.6M9.60 mi1.60 mi163-6150-443-2671(Top 10%)499(Top 14%)114(Top 14%)
10M10.00 mi0.40 mi163148+242+1218(Top 3%)178(Top 5%)43(Top 5%)
10.5M10.50 mi0.50 mi164-1149-142182(Top 3%)169(Top 5%)40(Top 5%)
12M12.00 mi1.50 mi159+5142+741+1142(Top 2%)116(Top 3%)27(Top 3%)
Finish13.11 mi1.11 mi139+20131+1137+489(Top 1%)86(Top 2%)22(Top 3%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 2%
~flat
+5ft-3ft

Overall

142

Males

116

M25-29

27

2M→4M

2.0 - 4.0 mi

Top 3%
×4story building
+67ft-69ft

Overall

193

Males

175

M25-29

47

4M→6M

4.0 - 6.0 mi

Top 3%
×9story building
+123ft-9ft

Overall

179

Males

161

M25-29

45

6M→8M

6.0 - 8.0 mi

Top 2%
×12story building
+166ft-53ft

Overall

105

Males

98

M25-29

29

8M→9.6M

8.0 - 9.6 mi

Top 10%
×13story building
+68ft-193ft

Overall

671

Males

499

M25-29

114

9.6M→10M

9.6 - 10.0 mi

Top 3%
×2story building
+0ft-24ft

Overall

218

Males

178

M25-29

43

10M→10.5M

10.0 - 10.5 mi

Top 3%
×6story building
+1ft-73ft

Overall

182

Males

169

M25-29

40

10.5M→12M

10.5 - 12.0 mi

Top 2%
×21story building
+280ft-26ft

Overall

142

Males

116

M25-29

27

12M→Finish

12.0 - 13.1 mi

Top 1%
×7story building
+14ft-89ft

Overall

89

Males

86

M25-29

22

Passing Analysis

Category:
Athletes Passed
197*
Passed By
35
Net Change
+162
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#301
2M4M563+53#301#248
4M6M391+38#248#210
6M8M530+53#210#157
8M9.6M1016-6#157#163
9.6M10M330#163#163
10M10.5M01-1#163#164
10.5M12M1611+5#164#159
12MFinish20*0+20#159#139
TOTALS197*35+162

* 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