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SF MARATHON 1ST HALF 2023

Collin Qian

Cupertino, CA

Bib: 15854 M 19

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 31%
Gender (Male)
#0 / 3331
Top 39%
M19 & Under
#0 / 94
Top 48%
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
8:34/mi
11:59
→ flat
2.13M
17:50/mi
25:00
→ flat
6.43M
11:10/mi
1:13:03
↑ 274↓ 78
6.62M
-30:-27/mi
1:07:27
↑ 16
10.65M
9:13/mi
1:44:36
↑ 153↓ 361
Finish· 13.11 mi
8:40/mi
2:05:55
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:07:2710:11 /mi+13.3%
2nd Half
58:289:01 /mi✓ faster
Negative split — 13.3% faster in the second half
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Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
1.40M
11:598:341.40 mi11:59
8:34
-
2.13M
25:0011:440.73 mi13:01
17:50
+9:16
6.43M
1:13:0311:224.30 mi48:03
11:10
-6:40
6.62M
1:07:2710:110.19 mi
-30:-27
-41:37
10.65M
1:44:369:494.03 mi37:09
9:13
+39:40
Finish(13.11 mi)
2:05:559:362.46 mi21:19
8:40
-0:33
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-31:-27 /mi

Average Pace

9:36 /mi

Slowest Pace

17:50 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:05:55

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:36 /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. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
1.40M1.40 mi16511150421651115042
2.13M0.73 mi1749-981212-6236+61988135642
6.43M4.30 mi1951-2021350-13844-82145146151
6.62M0.19 mi2122-1711444-9444---
10.65M4.03 mi1981+1411366+78441932134748
Finish(13.11 mi)2.46 mi1887+941304+6245-11739121346

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 27%
~flat
+3ft-2ft

Overall

1651

Males

1150

M15-19

40

1.40M→2.13M

1.4 - 2.1 mi

Top 33%
~flat
+3ft-1ft

Overall

1988

Males

1356

M15-19

39

2.13M→6.43M

2.1 - 6.4 mi

Top 35%
×17story building
+274ft-78ft

Overall

2145

Males

1461

M15-19

47

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M15-19

-

6.62M→10.65M

6.6 - 10.7 mi

Top 32%
×21story building
+153ft-361ft

Overall

1932

Males

1347

M15-19

45

10.65M→Finish

10.7 - 13.1 mi

Top 29%
×17story building
+244ft-114ft

Overall

1739

Males

1213

M15-19

44

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1651
1.40M → 2.13M
18486-98
#1651 → #1749
2.13M → 6.43M
314112*-202
#1749 → #1951
6.43M → 6.62M
18817-171
#1951 → #2122
6.62M → 10.65M
53194*+141
#2122 → #1981
10.65M → Finish
33127*+94
#1981 → #1887
TOTALS
772536*-236
#1651 → #1887

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

Passing Visualized

Category:
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Passing Circle

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Position Flow

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Race Lanes

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