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SF MARATHON 1ST HALF 2023

Vincent Poon

San Mateo, CA

Bib: 15879 M 26

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Male)
#0 / 3331
Division (M25-29)
#0 / 688
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
9:35/mi
13:25
→ flat
11 ft elev
2.13M
24:19/mi
31:10
→ flat
13 ft elev
6.43M
14:01/mi
1:31:26
↑ 274↓ 780.9%
213 ft elev
6.62M
-38:-5/mi
1:24:23
↑ 161.6%
239 ft elev
10.65M
10:41/mi
2:07:25
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
8:37/mi
2:28:36
↑ 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
1:24:2312:45 /mi+23.9%
2nd Half
1:04:139:54 /mi✓ faster
Negative split — 23.9% 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
13:259:351.40 mi13:25
9:35
-
2.13M
31:1014:380.73 mi17:45
24:19
+14:44
6.43M
1:31:2614:134.30 mi1:00:16
14:01
-10:18
6.62M
1:24:2312:450.19 mi
-38:-5
-52:06
10.65M
2:07:2511:584.03 mi43:02
10:41
+48:46
Finish(13.11 mi)
2:28:3611:202.46 mi21:11
8:37
-2:04
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-39:-5 /mi

Average Pace

11:20 /mi

Slowest Pace

24:19 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:28:36

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:20 /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 mi3388214348633882143486
2.13M0.73 mi4911-15232881-738615-12956553191673
6.43M4.30 mi4912-12889-8626-1149232881627
6.62M0.19 mi5001-892928-39635-9---
10.65M4.03 mi4608+3932746+182600+3538162331527
Finish(13.11 mi)2.46 mi4118+4902499+247561+3916731172271

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 56%
~flat
+3ft-2ft

Overall

3388

Males

2143

M25-29

489

1.40M→2.13M

1.4 - 2.1 mi

Top 93%
~flat
+3ft-1ft

Overall

5655

Males

3191

M25-29

679

2.13M→6.43M

2.1 - 6.4 mi

Top 81%
×17story building
+274ft-78ft

Overall

4923

Males

2881

M25-29

631

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 63%
×21story building
+153ft-361ft

Overall

3816

Males

2331

M25-29

528

10.65M→Finish

10.7 - 13.1 mi

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

Overall

1673

Males

1172

M25-29

271

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3388
1.40M → 2.13M
15252-1523
#3388 → #4911
2.13M → 6.43M
249248*-1
#4911 → #4912
6.43M → 6.62M
12940-89
#4912 → #5001
6.62M → 10.65M
23416*+393
#5001 → #4608
10.65M → Finish
2492*+490
#4608 → #4118
TOTALS
19281198*-730
#3388 → #4118

* 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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The San Francisco Marathon

The San Francisco Marathon

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