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SF MARATHON 1ST HALF 2023

Astha Singhal

San Francisco, CA

Bib: 15277 F 25

0:00
0:00
/ mi
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Overall
#0 / 6072
Gender (Female)
#0 / 2732
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
10:27/mi
14:38
→ flat
2.13M
20:40/mi
29:43
→ flat
6.43M
13:08/mi
1:26:11
↑ 274↓ 78
6.62M
-41:-25/mi
1:18:30
↑ 16
10.65M
10:36/mi
2:01:15
↑ 153↓ 361
Finish· 13.11 mi
12:06/mi
2:31:01
↑ 244↓ 114
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6.62M
1:18:3011:51 /mi+7.6%
2nd Half
1:12:3111:11 /mi✓ faster
Negative split — 7.6% 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
14:3810:271.40 mi14:38
10:27
-
2.13M
29:4313:570.73 mi15:05
20:40
+10:13
6.43M
1:26:1113:244.30 mi56:28
13:08
-7:32
6.62M
1:18:3011:510.19 mi
-41:-25
-54:33
10.65M
2:01:1511:234.03 mi42:45
10:36
+52:01
Finish(13.11 mi)
2:31:0111:312.46 mi29:46
12:06
+1:30
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

-42:-25 /mi

Average Pace

11:31 /mi

Slowest Pace

20:40 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

2:31:01

100% of race

Time at Steady Pace

0:00

0% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:31 /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 mi4628187148546281871485
2.13M0.73 mi4353+2751714+157446+3942461688441
6.43M4.30 mi4227+1261632+82432+1442221645429
6.62M0.19 mi4217+101635-3436-4---
10.65M4.03 mi4020+1971550+85407+2937241433374
Finish(13.11 mi)2.46 mi4279-2591691-141443-3649762134531

Segment Performance Analysis

Start → 1.40M

0.0 - 1.4 mi

Top 76%
~flat
+3ft-2ft

Overall

4628

Females

1871

F25-29

487

1.40M→2.13M

1.4 - 2.1 mi

Top 70%
~flat
+3ft-1ft

Overall

4246

Females

1688

F25-29

446

2.13M→6.43M

2.1 - 6.4 mi

Top 70%
×17story building
+274ft-78ft

Overall

4222

Females

1645

F25-29

429

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 61%
×21story building
+153ft-361ft

Overall

3724

Females

1433

F25-29

374

10.65M→Finish

10.7 - 13.1 mi

Top 82%
×17story building
+244ft-114ft

Overall

4976

Females

2134

F25-29

531

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 1.40M-#4628
1.40M → 2.13M
78353+275
#4628 → #4353
2.13M → 6.43M
230356*+126
#4353 → #4227
6.43M → 6.62M
6171+10
#4227 → #4217
6.62M → 10.65M
70267*+197
#4217 → #4020
10.65M → Finish
27819*-259
#4020 → #4279
TOTALS
7171066*+349
#4628 → #4279

* 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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