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SF MARATHON 1ST HALF 2023

Jay Kim

San Francisco, CA

Bib: 12294 M 50

0:00
0:00
/ mi
Masters
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Overall
#0 / 6072
Top 46%
Gender (Male)
#0 / 3331
Masters (Masters Men)
#0 / 1028
Top 43%
Division (M50-54)
#0 / 199
Top 39%
Race Day Weather
60°/50°F
overcast clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
1.40M
9:45/mi
13:39
→ flat
11 ft elev
2.13M
19:32/mi
27:55
→ flat
13 ft elev
6.43M
12:01/mi
1:19:36
↑ 274↓ 780.9%
213 ft elev
6.62M
-35:-53/mi
1:12:58
↑ 161.6%
239 ft elev
10.65M
9:56/mi
1:53:02
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:37/mi
2:14:13
↑ 244↓ 1141.0%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:12:5811:01 /mi+16.1%
2nd Half
1:01:159:26 /mi✓ faster
Negative split — 16.1% 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
13:399:451.40 mi13:39
9:45
-
2.13M
27:5513:060.73 mi14:16
19:32
+9:47
6.43M
1:19:3612:234.30 mi51:41
12:01
-7:31
6.62M
1:12:5811:010.19 mi
-35:-53
-47:54
10.65M
1:53:0210:374.03 mi40:04
9:56
+45:49
Finish(13.11 mi)
2:14:1310:142.46 mi21:11
8:37
-1:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-36:-53 /mi

Average Pace

10:14 /mi

Slowest Pace

19:32 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14:13

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:14 /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 mi3657227811336572278113
2.13M0.73 mi3452+2052176+102105+834102152104
6.43M4.30 mi3193+2592044+13296+93152201792
6.62M0.19 mi3235-422049-599-3---
10.65M4.03 mi3080+1551993+5690+92880186478
Finish(13.11 mi)2.46 mi2769+3111816+17778+121672117147

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 60%
~flat
+3ft-2ft

Overall

3657

Males

2278

M50-54

113

1.40M→2.13M

1.4 - 2.1 mi

Top 56%
~flat
+3ft-1ft

Overall

3410

Males

2152

M50-54

104

2.13M→6.43M

2.1 - 6.4 mi

Top 52%
×17story building
+274ft-78ft

Overall

3152

Males

2017

M50-54

92

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 47%
×21story building
+153ft-361ft

Overall

2880

Males

1864

M50-54

78

10.65M→Finish

10.7 - 13.1 mi

Top 28%
×17story building
+244ft-114ft

Overall

1672

Males

1171

M50-54

47

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3657
1.40M → 2.13M
112317+205
#3657 → #3452
2.13M → 6.43M
157416*+259
#3452 → #3193
6.43M → 6.62M
9957-42
#3193 → #3235
6.62M → 10.65M
81236*+155
#3235 → #3080
10.65M → Finish
9320*+311
#3080 → #2769
TOTALS
4581346*+888
#3657 → #2769

* 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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The San Francisco Marathon

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