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SF MARATHON 1ST HALF 2023

Chunjun Wang

Los Altos Hills, CA

Bib: 14806 M 55

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Division (M55-59)
#0 / 129
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
1.40M
16:09/mi
22:36
→ flat
2.13M
34:31/mi
47:48
→ flat
6.43M
10:30/mi
1:32:58
↑ 274↓ 78
6.62M
10:30/mi
1:34:58
↑ 16
10.65M
10:30/mi
2:17:18
↑ 153↓ 361
Finish· 13.11 mi
11:45/mi
2:46:12
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:34:5814:21 /mi+25.0%
2nd Half
1:11:1410:59 /mi✓ faster
Negative split — 25.0% faster in the second half
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Your race, unpacked

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Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
22:3616:091.40 mi22:36
16:09
-
2.13M
47:4822:260.73 mi25:12
34:31
+18:22
6.43M
1:32:5814:284.30 mi45:10
10:30
-24:01
6.62M
1:34:5814:210.19 mi2:00
10:30
0:00
10.65M
2:17:1812:534.03 mi42:20
10:30
0:00
Finish(13.11 mi)
2:46:1212:412.46 mi28:54
11:45
+1:15
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

10:30 /mi

Average Pace

12:41 /mi

Slowest Pace

34:31 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

0:00

0% of race

Time at Steady Pace

1:58:24

71% of race

Time at Slower Pace

47:48

29% of race

Average Pace: 12:41 /mi

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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. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
1.40M1.40 mi5989330812359893308123
2.13M0.73 mi6086-973344-36127-460973347127
6.43M4.30 mi5057+10292954+39097+301395102220
6.62M0.19 mi5723-6663205-251113-1674413
10.65M4.03 mi5260+4633018+187102+113608222764
Finish(13.11 mi)2.46 mi5168+922966+5299+34770275589

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 99%
~flat
+3ft-2ft

Overall

5989

Males

3308

M55-59

123

1.40M→2.13M

1.4 - 2.1 mi

Top 100%
~flat
+3ft-1ft

Overall

6097

Males

3347

M55-59

127

2.13M→6.43M

2.1 - 6.4 mi

Top 23%
×17story building
+274ft-78ft

Overall

1395

Males

1022

M55-59

20

6.43M→6.62M

6.4 - 6.6 mi

Top 1%
×1story
+16ft-0ft

Overall

74

Males

41

M55-59

3

6.62M→10.65M

6.6 - 10.7 mi

Top 59%
×21story building
+153ft-361ft

Overall

3608

Males

2227

M55-59

64

10.65M→Finish

10.7 - 13.1 mi

Top 79%
×17story building
+244ft-114ft

Overall

4770

Males

2755

M55-59

89

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#5989
1.40M → 2.13M
981*-97
#5989 → #6086
2.13M → 6.43M
21031*+1029
#6086 → #5057
6.43M → 6.62M
6704-666
#5057 → #5723
6.62M → 10.65M
1464*+463
#5723 → #5260
10.65M → Finish
26118*+92
#5260 → #5168
TOTALS
7971618*+821
#5989 → #5168

* 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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