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SF MARATHON 1ST HALF 2023

Haley Chen

San Francisco, CA

Bib: 12040 M 29

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 46%
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
8:49/mi
12:21
→ flat
11 ft elev
2.13M
19:05/mi
26:17
→ flat
13 ft elev
6.43M
11:24/mi
1:15:19
↑ 274↓ 780.9%
213 ft elev
6.62M
-38:-31/mi
1:08:11
↑ 161.6%
239 ft elev
10.65M
10:10/mi
1:49:08
↑ 153↓ 3611.0%
48 ft elev
Finish· 13.11 mi
10:24/mi
2:14:42
↑ 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
1:08:1110:18 /mi+2.4%
2nd Half
1:06:3110:15 /mi✓ faster
Negative split — 2.4% 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
12:218:491.40 mi12:21
8:49
-
2.13M
26:1712:200.73 mi13:56
19:05
+10:16
6.43M
1:15:1911:434.30 mi49:02
11:24
-7:41
6.62M
1:08:1110:180.19 mi
-38:-31
-49:55
10.65M
1:49:0810:154.03 mi40:57
10:10
+48:41
Finish(13.11 mi)
2:14:4210:172.46 mi25:34
10:24
+0:14
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-39:-31 /mi

Average Pace

10:17 /mi

Slowest Pace

19:05 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14:42

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:16 /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 mi2086142033720861420337
2.13M0.73 mi2500-4141667-247383-4630091929433
6.43M4.30 mi2390+1101619+48370+1324471638379
6.62M0.19 mi2265+1251548+71356+14---
10.65M4.03 mi2595-3301720-172403-4731832016469
Finish(13.11 mi)2.46 mi2817-2221840-120428-2537412271519

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 34%
~flat
+3ft-2ft

Overall

2086

Males

1420

M25-29

340

1.40M→2.13M

1.4 - 2.1 mi

Top 50%
~flat
+3ft-1ft

Overall

3009

Males

1929

M25-29

439

2.13M→6.43M

2.1 - 6.4 mi

Top 40%
×17story building
+274ft-78ft

Overall

2447

Males

1638

M25-29

381

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 52%
×21story building
+153ft-361ft

Overall

3183

Males

2016

M25-29

470

10.65M→Finish

10.7 - 13.1 mi

Top 62%
×17story building
+244ft-114ft

Overall

3741

Males

2271

M25-29

519

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2086
1.40M → 2.13M
46046-414
#2086 → #2500
2.13M → 6.43M
173283*+110
#2500 → #2390
6.43M → 6.62M
13138+125
#2390 → #2265
6.62M → 10.65M
36535*-330
#2265 → #2595
10.65M → Finish
24826*-222
#2595 → #2817
TOTALS
1259528*-731
#2086 → #2817

* 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

The San Francisco Marathon

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