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SF MARATHON 1ST HALF 2023

Rachelle Chin

San Francisco, CA

Bib: 16689 F 28

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 45%
Gender (Female)
#0 / 2732
Top 35%
Division (F25-29)
#0 / 629
Top 42%
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
9:27/mi
13:14
→ flat
2.13M
19:17/mi
27:19
→ flat
6.43M
11:46/mi
1:17:55
↑ 274↓ 78
6.62M
-36:-46/mi
1:11:07
↑ 16
10.65M
9:50/mi
1:50:43
↑ 153↓ 361
Finish· 13.11 mi
9:31/mi
2:14:07
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:0710:45 /mi+11.4%
2nd Half
1:03:009:43 /mi✓ faster
Negative split — 11.4% 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
13:149:271.40 mi13:14
9:27
-
2.13M
27:1912:490.73 mi14:05
19:17
+9:50
6.43M
1:17:5512:074.30 mi50:36
11:46
-7:31
6.62M
1:11:0710:450.19 mi
-36:-46
-48:32
10.65M
1:50:4310:244.03 mi39:36
9:50
+46:36
Finish(13.11 mi)
2:14:0710:142.46 mi23:24
9:31
-0:19
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-37:-46 /mi

Average Pace

10:14 /mi

Slowest Pace

19:17 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:14:07

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:14 /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 mi3164113531031641135310
2.13M0.73 mi3088+761110+25303+731991157316
6.43M4.30 mi2879+209987+123277+2628731002281
6.62M0.19 mi2874+5995-8281-4---
10.65M4.03 mi2777+97953+42271+102731944264
Finish(13.11 mi)2.46 mi2756+21944+9266+52751995268

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 52%
~flat
+3ft-2ft

Overall

3164

Females

1135

F25-29

311

1.40M→2.13M

1.4 - 2.1 mi

Top 53%
~flat
+3ft-1ft

Overall

3199

Females

1157

F25-29

321

2.13M→6.43M

2.1 - 6.4 mi

Top 47%
×17story building
+274ft-78ft

Overall

2873

Females

1002

F25-29

281

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 45%
×21story building
+153ft-361ft

Overall

2731

Females

944

F25-29

264

10.65M→Finish

10.7 - 13.1 mi

Top 45%
×17story building
+244ft-114ft

Overall

2751

Females

995

F25-29

268

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3164
1.40M → 2.13M
148224+76
#3164 → #3088
2.13M → 6.43M
172381*+209
#3088 → #2879
6.43M → 6.62M
6671+5
#2879 → #2874
6.62M → 10.65M
96193*+97
#2874 → #2777
10.65M → Finish
83104*+21
#2777 → #2756
TOTALS
565973*+408
#3164 → #2756

* 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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