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SF MARATHON 1ST HALF 2023

Ruby Callahan

Los Angeles, CA

Bib: 12584 F 26

0:00
0:00
/ mi
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Overall
#0 / 6072
Top 40%
Gender (Female)
#0 / 2732
Top 29%
Division (F25-29)
#0 / 629
Top 38%
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
9:29/mi
13:16
→ flat
2.13M
20:05/mi
27:56
→ flat
6.43M
11:34/mi
1:17:39
↑ 274↓ 78
6.62M
-34:-40/mi
1:11:15
↑ 16
10.65M
9:28/mi
1:49:26
↑ 153↓ 361
Finish· 13.11 mi
8:45/mi
2:10:58
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:11:1510:46 /mi+16.2%
2nd Half
59:439:12 /mi✓ faster
Negative split — 16.2% 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
13:169:291.40 mi13:16
9:29
-
2.13M
27:5613:070.73 mi14:40
20:05
+10:36
6.43M
1:17:3912:054.30 mi49:43
11:34
-8:31
6.62M
1:11:1510:460.19 mi
-34:-40
-46:14
10.65M
1:49:2610:174.03 mi38:11
9:28
+44:08
Finish(13.11 mi)
2:10:589:592.46 mi21:32
8:45
-0:43
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-35:-40 /mi

Average Pace

9:59 /mi

Slowest Pace

20:05 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:10:58

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:59 /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 mi3194115131431941151314
2.13M0.73 mi3462-2681278-127346-3238531479383
6.43M4.30 mi2821+641959+319269+772627889251
6.62M0.19 mi2907-861017-58284-15---
10.65M4.03 mi2636+271884+133254+302281746205
Finish(13.11 mi)2.46 mi2412+224801+83236+181840564154

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 53%
~flat
+3ft-2ft

Overall

3194

Females

1151

F25-29

315

1.40M→2.13M

1.4 - 2.1 mi

Top 63%
~flat
+3ft-1ft

Overall

3853

Females

1479

F25-29

388

2.13M→6.43M

2.1 - 6.4 mi

Top 43%
×17story building
+274ft-78ft

Overall

2627

Females

889

F25-29

251

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 38%
×21story building
+153ft-361ft

Overall

2281

Females

746

F25-29

205

10.65M→Finish

10.7 - 13.1 mi

Top 30%
×17story building
+244ft-114ft

Overall

1840

Females

564

F25-29

154

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#3194
1.40M → 2.13M
370102-268
#3194 → #3462
2.13M → 6.43M
57698*+641
#3462 → #2821
6.43M → 6.62M
12640-86
#2821 → #2907
6.62M → 10.65M
53324*+271
#2907 → #2636
10.65M → Finish
11235*+224
#2636 → #2412
TOTALS
6171399*+782
#3194 → #2412

* 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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Public Race Data

The San Francisco Marathon

The San Francisco Marathon

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