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SF MARATHON 1ST HALF 2023

Bong Joon Shin

Carlsbad, CA

Bib: 15271 M 53

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Division (M50-54)
#0 / 199
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
10:48/mi
15:07
→ flat
2.13M
21:51/mi
31:04
→ flat
6.43M
13:48/mi
1:30:24
↑ 274↓ 78
6.62M
-44:00/mi
1:22:02
↑ 16
10.65M
11:56/mi
2:10:09
↑ 153↓ 361
Finish· 13.11 mi
11:14/mi
2:37:45
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:22:0212:23 /mi+7.7%
2nd Half
1:15:4311:40 /mi✓ faster
Negative split — 7.7% 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
15:0710:481.40 mi15:07
10:48
-
2.13M
31:0414:350.73 mi15:57
21:51
+11:03
6.43M
1:30:2414:044.30 mi59:20
13:48
-8:03
6.62M
1:22:0212:230.19 mi
-44:00
-57:48
10.65M
2:10:0912:134.03 mi48:07
11:56
+55:56
Finish(13.11 mi)
2:37:4512:022.46 mi27:36
11:14
-0:42
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-44:00 /mi

Average Pace

12:02 /mi

Slowest Pace

21:51 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:37:45

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 12:02 /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. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
1.40M1.40 mi4987290516849872905168
2.13M0.73 mi4882+1052870+35164+449392880164
6.43M4.30 mi4789+932833+37150+1447742809153
6.62M0.19 mi4729+602810+23152-2---
10.65M4.03 mi4822-932843-3315249512873158
Finish(13.11 mi)2.46 mi4747+752806+37149+343942591128

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 82%
~flat
+3ft-2ft

Overall

4987

Males

2905

M50-54

168

1.40M→2.13M

1.4 - 2.1 mi

Top 81%
~flat
+3ft-1ft

Overall

4939

Males

2880

M50-54

164

2.13M→6.43M

2.1 - 6.4 mi

Top 79%
×17story building
+274ft-78ft

Overall

4774

Males

2809

M50-54

153

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M50-54

-

6.62M→10.65M

6.6 - 10.7 mi

Top 82%
×21story building
+153ft-361ft

Overall

4951

Males

2873

M50-54

158

10.65M→Finish

10.7 - 13.1 mi

Top 72%
×17story building
+244ft-114ft

Overall

4394

Males

2591

M50-54

128

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#4987
1.40M → 2.13M
126231+105
#4987 → #4882
2.13M → 6.43M
224317*+93
#4882 → #4789
6.43M → 6.62M
3090+60
#4789 → #4729
6.62M → 10.65M
18087*-93
#4729 → #4822
10.65M → Finish
30105*+75
#4822 → #4747
TOTALS
590830*+240
#4987 → #4747

* 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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