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SF MARATHON 1ST HALF 2023

Leanna Feng

San Francisco, CA

Bib: 10614 F 24

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
F20-29
#0 / 376
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
8:54/mi
12:27
→ flat
2.13M
19:23/mi
26:36
→ flat
6.43M
12:06/mi
1:18:38
↑ 274↓ 78
6.62M
-38:-20/mi
1:11:32
↑ 16
10.65M
11:19/mi
1:57:09
↑ 153↓ 361
Finish· 13.11 mi
10:59/mi
2:24:09
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:3210:48 /mi⚡ faster
2nd Half
1:12:3711:11 /mi+1.5%
Positive split — 1.5% 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
12:278:541.40 mi12:27
8:54
-
2.13M
26:3612:290.73 mi14:09
19:23
+10:29
6.43M
1:18:3812:144.30 mi52:02
12:06
-7:17
6.62M
1:11:3210:480.19 mi
-38:-20
-50:26
10.65M
1:57:0911:004.03 mi45:37
11:19
+49:39
Finish(13.11 mi)
2:24:0911:002.46 mi27:00
10:59
-0:20
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-39:-20 /mi

Average Pace

11:00 /mi

Slowest Pace

19:23 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:24:09

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:00 /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. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
1.40M1.40 mi22067171272206717127
2.13M0.73 mi2674-468898-181161-3432821197208
6.43M4.30 mi3018-3441062-164196-3532491178208
6.62M0.19 mi2975+431053+9193+3---
10.65M4.03 mi3555-5801328-275229-3644541793290
Finish(13.11 mi)2.46 mi3700-1451398-70240-1142161712284

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 36%
~flat
+3ft-2ft

Overall

2206

Females

717

F20-24

127

1.40M→2.13M

1.4 - 2.1 mi

Top 54%
~flat
+3ft-1ft

Overall

3282

Females

1197

F20-24

208

2.13M→6.43M

2.1 - 6.4 mi

Top 54%
×17story building
+274ft-78ft

Overall

3249

Females

1178

F20-24

208

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F20-24

-

6.62M→10.65M

6.6 - 10.7 mi

Top 73%
×21story building
+153ft-361ft

Overall

4454

Females

1793

F20-24

290

10.65M→Finish

10.7 - 13.1 mi

Top 69%
×17story building
+244ft-114ft

Overall

4216

Females

1712

F20-24

284

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#2206
1.40M → 2.13M
51345-468
#2206 → #2674
2.13M → 6.43M
487143*-344
#2674 → #3018
6.43M → 6.62M
4689+43
#3018 → #2975
6.62M → 10.65M
59818*-580
#2975 → #3555
10.65M → Finish
18338*-145
#3555 → #3700
TOTALS
1827333*-1494
#2206 → #3700

* 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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