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SF MARATHON 1ST HALF 2023

Matthew Chao

San Jose, CA

Bib: 10516 M 25

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 13%
Gender (Male)
#0 / 3331
Top 18%
Division (M25-29)
#0 / 688
Top 22%
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
7:56/mi
11:06
→ flat
2.13M
16:01/mi
22:48
→ flat
6.43M
9:52/mi
1:05:12
↑ 274↓ 78
6.62M
-33:-26/mi
59:02
↑ 16
10.65M
8:26/mi
1:33:01
↑ 153↓ 361
Finish· 13.11 mi
8:06/mi
1:52:57
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
59:028:55 /mi+8.7%
2nd Half
53:558:19 /mi✓ faster
Negative split — 8.7% 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
11:067:561.40 mi11:06
7:56
-
2.13M
22:4810:420.73 mi11:42
16:01
+8:05
6.43M
1:05:1210:084.30 mi42:24
9:52
-6:09
6.62M
59:028:550.19 mi
-33:-26
-43:18
10.65M
1:33:018:444.03 mi33:59
8:26
+41:52
Finish(13.11 mi)
1:52:578:372.46 mi19:56
8:06
-0:20
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-34:-26 /mi

Average Pace

8:37 /mi

Slowest Pace

16:01 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:52:57

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:37 /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. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
1.40M1.40 mi785588143785588143
2.13M0.73 mi766+19587+1147-4826613157
6.43M4.30 mi756+10590-3146+1781606149
6.62M0.19 mi654+102513+77128+18---
10.65M4.03 mi745-91578-65151-23966733182
Finish(13.11 mi)2.46 mi767-22592-14152-11120830201

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 13%
~flat
+3ft-2ft

Overall

785

Males

588

M25-29

145

1.40M→2.13M

1.4 - 2.1 mi

Top 14%
~flat
+3ft-1ft

Overall

826

Males

613

M25-29

162

2.13M→6.43M

2.1 - 6.4 mi

Top 13%
×17story building
+274ft-78ft

Overall

781

Males

606

M25-29

151

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 16%
×21story building
+153ft-361ft

Overall

966

Males

733

M25-29

183

10.65M→Finish

10.7 - 13.1 mi

Top 18%
×17story building
+244ft-114ft

Overall

1120

Males

830

M25-29

201

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#785
1.40M → 2.13M
6786+19
#785 → #766
2.13M → 6.43M
8696+10
#766 → #756
6.43M → 6.62M
5107+102
#756 → #654
6.62M → 10.65M
11726*-91
#654 → #745
10.65M → Finish
5331*-22
#745 → #767
TOTALS
328346*+18
#785 → #767

* 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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