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SF MARATHON 1ST HALF 2023

Alex Waese-Perlman

Toronto

Bib: 16312 M 19

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 17%
Gender (Male)
#0 / 3331
Top 23%
M19 & Under
#0 / 94
Top 36%
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
8:46/mi
12:16
→ flat
2.13M
17:58/mi
25:23
→ flat
6.43M
10:30/mi
1:10:32
↑ 274↓ 78
6.62M
-29:-13/mi
1:05:10
↑ 16
10.65M
8:00/mi
1:37:23
↑ 153↓ 361
Finish· 13.11 mi
7:42/mi
1:56:19
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:05:109:51 /mi+21.5%
2nd Half
51:097:53 /mi✓ faster
Negative split — 21.5% 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
12:168:461.40 mi12:16
8:46
-
2.13M
25:2311:550.73 mi13:07
17:58
+9:12
6.43M
1:10:3210:584.30 mi45:09
10:30
-7:28
6.62M
1:05:109:510.19 mi
-29:-13
-39:43
10.65M
1:37:239:094.03 mi32:13
8:00
+37:13
Finish(13.11 mi)
1:56:198:522.46 mi18:56
7:42
-0:18
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-30:-13 /mi

Average Pace

8:52 /mi

Slowest Pace

17:58 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:56:19

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:52 /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. DistOverallMalesM19 & UnderSeg. OverallSeg. MalesSeg. M19 & Under
1.40M1.40 mi19811361491981136149
2.13M0.73 mi1952+291339+2245+42082140144
6.43M4.30 mi1503+4491081+25836+91381101139
6.62M0.19 mi1626-1231145-6440-4---
10.65M4.03 mi1158+468874+27136+455644724
Finish(13.11 mi)2.46 mi1031+127778+9634+271156631

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 33%
~flat
+3ft-2ft

Overall

1981

Males

1361

M15-19

44

1.40M→2.13M

1.4 - 2.1 mi

Top 34%
~flat
+3ft-1ft

Overall

2082

Males

1401

M15-19

41

2.13M→6.43M

2.1 - 6.4 mi

Top 23%
×17story building
+274ft-78ft

Overall

1381

Males

1011

M15-19

37

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Males

-

M15-19

-

6.62M→10.65M

6.6 - 10.7 mi

Top 9%
×21story building
+153ft-361ft

Overall

556

Males

447

M15-19

24

10.65M→Finish

10.7 - 13.1 mi

Top 12%
×17story building
+244ft-114ft

Overall

711

Males

566

M15-19

30

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#1981
1.40M → 2.13M
131160+29
#1981 → #1952
2.13M → 6.43M
37486*+449
#1952 → #1503
6.43M → 6.62M
13310-123
#1503 → #1626
6.62M → 10.65M
4472*+468
#1626 → #1158
10.65M → Finish
8135*+127
#1158 → #1031
TOTALS
3131263*+950
#1981 → #1031

* 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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