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SF MARATHON 1ST HALF 2023

Zara Lim

Vancouver

Bib: 12070 F 25

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
Top 48%
Division (F25-29)
#0 / 629
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
9:47/mi
13:42
→ flat
2.13M
20:04/mi
28:21
→ flat
6.43M
12:57/mi
1:24:04
↑ 274↓ 78
6.62M
-35:-53/mi
1:17:26
↑ 16
10.65M
10:11/mi
1:58:28
↑ 153↓ 361
Finish· 13.11 mi
9:32/mi
2:21:54
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:17:2611:42 /mi+16.7%
2nd Half
1:04:289:56 /mi✓ faster
Negative split — 16.7% 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
13:429:471.40 mi13:42
9:47
-
2.13M
28:2113:190.73 mi14:39
20:04
+10:17
6.43M
1:24:0413:044.30 mi55:43
12:57
-7:07
6.62M
1:17:2611:420.19 mi
-35:-53
-48:50
10.65M
1:58:2811:074.03 mi41:02
10:11
+46:04
Finish(13.11 mi)
2:21:5410:492.46 mi23:26
9:32
-0:39
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-36:-53 /mi

Average Pace

10:49 /mi

Slowest Pace

20:04 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:21:54

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:49 /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. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
1.40M1.40 mi3718139837637181398376
2.13M0.73 mi3680+381386+1237638421473382
6.43M4.30 mi3902-2221477-91396-2040711572413
6.62M0.19 mi4030-1281537-60411-15---
10.65M4.03 mi3712+3181398+139371+4032141181312
Finish(13.11 mi)2.46 mi3501+2111308+90351+2027761003271

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 61%
~flat
+3ft-2ft

Overall

3718

Females

1398

F25-29

377

1.40M→2.13M

1.4 - 2.1 mi

Top 63%
~flat
+3ft-1ft

Overall

3842

Females

1473

F25-29

387

2.13M→6.43M

2.1 - 6.4 mi

Top 67%
×17story building
+274ft-78ft

Overall

4071

Females

1572

F25-29

413

6.43M→6.62M

6.4 - 6.6 mi

×1story
+16ft-0ft

Overall

-

Females

-

F25-29

-

6.62M→10.65M

6.6 - 10.7 mi

Top 53%
×21story building
+153ft-361ft

Overall

3214

Females

1181

F25-29

312

10.65M→Finish

10.7 - 13.1 mi

Top 46%
×17story building
+244ft-114ft

Overall

2776

Females

1003

F25-29

271

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3718
1.40M → 2.13M
178216+38
#3718 → #3680
2.13M → 6.43M
409187*-222
#3680 → #3902
6.43M → 6.62M
15527-128
#3902 → #4030
6.62M → 10.65M
34352*+318
#4030 → #3712
10.65M → Finish
17228*+211
#3712 → #3501
TOTALS
7931010*+217
#3718 → #3501

* 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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