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SF MARATHON 1ST HALF 2023

Andrew Golsch

San Jose, CA

Bib: 16491 M 32

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 36%
Gender (Male)
#0 / 3331
Top 45%
Division (M30-34)
#0 / 723
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
7:45/mi
10:51
→ flat
2.13M
16:47/mi
23:06
→ flat
6.43M
11:07/mi
1:10:56
↑ 274↓ 78
6.62M
-40:-21/mi
1:03:27
↑ 16
10.65M
10:09/mi
1:44:22
↑ 153↓ 361
Finish· 13.11 mi
9:59/mi
2:08:54
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:03:279:35 /mi⚡ faster
2nd Half
1:05:2710:05 /mi+3.2%
Positive split — 3.2% slower 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
10:517:451.40 mi10:51
7:45
-
2.13M
23:0610:510.73 mi12:15
16:47
+9:02
6.43M
1:10:5611:024.30 mi47:50
11:07
-5:40
6.62M
1:03:279:350.19 mi
-40:-21
-51:28
10.65M
1:44:229:484.03 mi40:55
10:09
+50:30
Finish(13.11 mi)
2:08:549:502.46 mi24:32
9:59
-0:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-41:-21 /mi

Average Pace

9:50 /mi

Slowest Pace

16:47 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:08:54

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:50 /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. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
1.40M1.40 mi620483111620483111
2.13M0.73 mi866-246651-168141-301258902195
6.43M4.30 mi1583-7171130-479249-10820851427328
6.62M0.19 mi1326+257960+170212+37---
10.65M4.03 mi1956-6301350-390307-9531682008462
Finish(13.11 mi)2.46 mi2214-2581499-149344-3732872035468

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 10%
~flat
+3ft-2ft

Overall

620

Males

483

M30-34

112

1.40M→2.13M

1.4 - 2.1 mi

Top 21%
~flat
+3ft-1ft

Overall

1258

Males

902

M30-34

198

2.13M→6.43M

2.1 - 6.4 mi

Top 34%
×17story building
+274ft-78ft

Overall

2085

Males

1427

M30-34

330

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M30-34

-

6.62M→10.65M

6.6 - 10.7 mi

Top 52%
×21story building
+153ft-361ft

Overall

3168

Males

2008

M30-34

464

10.65M→Finish

10.7 - 13.1 mi

Top 54%
×17story building
+244ft-114ft

Overall

3287

Males

2035

M30-34

468

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#620
1.40M → 2.13M
26317-246
#620 → #866
2.13M → 6.43M
7258-717
#866 → #1583
6.43M → 6.62M
1258+257
#1583 → #1326
6.62M → 10.65M
6355*-630
#1326 → #1956
10.65M → Finish
28022*-258
#1956 → #2214
TOTALS
1904310*-1594
#620 → #2214

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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