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SF MARATHON 1ST HALF 2026

Winnie Cheng

Redwood City, CA

Bib: 20627 F 38

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F35-39)
#0 / 388
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:42/mi
23:25
→ flat
4M
11:53/mi
47:10
↑ 67↓ 69
6M
12:47/mi
1:12:45
↑ 123
8M
15:30/mi
1:43:46
↑ 166↓ 53
9.6M
15:30/mi
2:08:34
↑ 68↓ 193
10M
26:37/mi
2:19:12
↓ 24
10.5M
9:04/mi
2:23:44
↓ 73
12M
19:07/mi
2:52:24
↑ 280
Finish· 13.11 mi
17:38/mi
3:11:58
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:12:4512:08 /mi⚡ faster
2nd Half
1:59:1316:46 /mi+63.9%
Positive split — 63.9% 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
2M
23:2511:422.00 mi23:25
11:42
-
4M
47:1011:482.00 mi23:45
11:53
+0:11
6M
1:12:4512:082.00 mi25:35
12:47
+0:54
8M
1:43:4612:582.00 mi31:01
15:30
+2:43
9.6M
2:08:3413:241.60 mi24:48
15:30
0:00
10M
2:19:1213:550.40 mi10:38
26:37
+11:07
10.5M
2:23:4413:410.50 mi4:32
9:04
-17:33
12M
2:52:2414:221.50 mi28:40
19:07
+10:03
Finish(13.11 mi)
3:11:5814:391.11 mi19:34
17:38
-1:29
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

9:04 /mi

Average Pace

14:39 /mi

Slowest Pace

26:37 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

1:17:17

40% of race

Time at Steady Pace

1:15:23

39% of race

Time at Slower Pace

39:18

20% of race

Average Pace: 14:39 /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
Featured Segment

Garmin Challenge

Top 95%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

15:10

Segment Time

16:51/mi

Pace

0.90 mi

Distance

Overall

6259

Women

2763

Division

366

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi5619231229859092563338
4M2.00 mi5478+1412228+84271+2753082128257
6M2.00 mi5571-932264-36280-957112360292
8M2.00 mi6031-4602548-284323-4363512775366
9.6M1.60 mi6298-2672738-190355-3265622925385
10M0.40 mi6287+112731+7354+159612584343
10.5M0.50 mi6312-252749-18356-265182907384
12M1.50 mi6285+272740+9358-259092563338
Finish(13.11 mi)1.11 mi6322-372764-24363-564742882385

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 90%
~flat
+5ft-3ft

Overall

5909

Females

2563

F35-39

338

2M→4M

2.0 - 4.0 mi

Top 81%
×4story building
+67ft-69ft

Overall

5308

Females

2128

F35-39

258

4M→6M

4.0 - 6.0 mi

Top 87%
×9story building
+123ft-9ft

Overall

5711

Females

2360

F35-39

292

6M→8M

6.0 - 8.0 mi

Top 97%
×12story building
+166ft-53ft

Overall

6351

Females

2775

F35-39

366

8M→9.6M

8.0 - 9.6 mi

Top 100%
×13story building
+68ft-193ft

Overall

6562

Females

2925

F35-39

385

9.6M→10M

9.6 - 10.0 mi

Top 91%
×2story building
+0ft-24ft

Overall

5961

Females

2584

F35-39

343

10M→10.5M

10.0 - 10.5 mi

Top 99%
×6story building
+1ft-73ft

Overall

6518

Females

2907

F35-39

384

10.5M→12M

10.5 - 12.0 mi

Top 90%
×21story building
+280ft-26ft

Overall

5909

Females

2563

F35-39

338

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6474

Females

2882

F35-39

385

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5619
2M → 4M
71212*+141
#5619 → #5478
4M → 6M
17986*-93
#5478 → #5571
6M → 8M
47111*-460
#5571 → #6031
8M → 9.6M
2670-267
#6031 → #6298
9.6M → 10M
1021+11
#6298 → #6287
10M → 10.5M
250-25
#6287 → #6312
10.5M → 12M
1643*+27
#6312 → #6285
12M → Finish
5215*-37
#6285 → #6322
TOTALS
1091388*-703
#5619 → #6322

* 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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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

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