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SF MARATHON 1ST HALF 2023

Julian Tsai

Arcadia, CA

Bib: 11878 M 27

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 19%
Gender (Male)
#0 / 3331
Top 25%
Division (M25-29)
#0 / 688
Top 28%
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
8:16/mi
11:34
→ flat
2.13M
16:28/mi
23:35
→ flat
6.43M
10:17/mi
1:07:50
↑ 274↓ 78
6.62M
-31:-30/mi
1:02:02
↑ 16
10.65M
8:46/mi
1:37:23
↑ 153↓ 361
Finish· 13.11 mi
8:10/mi
1:57:28
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:02:029:22 /mi+10.6%
2nd Half
55:268:33 /mi✓ faster
Negative split — 10.6% 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
11:348:161.40 mi11:34
8:16
-
2.13M
23:3511:040.73 mi12:01
16:28
+8:12
6.43M
1:07:5010:334.30 mi44:15
10:17
-6:11
6.62M
1:02:029:220.19 mi
-31:-30
-41:47
10.65M
1:37:239:094.03 mi35:21
8:46
+40:16
Finish(13.11 mi)
1:57:288:582.46 mi20:05
8:10
-0:36
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-32:-30 /mi

Average Pace

8:58 /mi

Slowest Pace

16:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:57:28

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:58 /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 mi12088682151208868215
2.13M0.73 mi1091+117799+69196+191075785189
6.43M4.30 mi1076+15805-6190+61169872203
6.62M0.19 mi1085-9806-1193-3---
10.65M4.03 mi1159-74875-69204-111353995235
Finish(13.11 mi)2.46 mi1124+35843+32196+81190880213

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 20%
~flat
+3ft-2ft

Overall

1208

Males

868

M25-29

217

1.40M→2.13M

1.4 - 2.1 mi

Top 18%
~flat
+3ft-1ft

Overall

1075

Males

785

M25-29

194

2.13M→6.43M

2.1 - 6.4 mi

Top 19%
×17story building
+274ft-78ft

Overall

1169

Males

872

M25-29

205

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 22%
×21story building
+153ft-361ft

Overall

1353

Males

995

M25-29

236

10.65M→Finish

10.7 - 13.1 mi

Top 20%
×17story building
+244ft-114ft

Overall

1190

Males

880

M25-29

213

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1208
1.40M → 2.13M
53170+117
#1208 → #1091
2.13M → 6.43M
106121*+15
#1091 → #1076
6.43M → 6.62M
3223-9
#1076 → #1085
6.62M → 10.65M
11440*-74
#1085 → #1159
10.65M → Finish
3873*+35
#1159 → #1124
TOTALS
343427*+84
#1208 → #1124

* 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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