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SF MARATHON 1ST HALF 2026

Yanbo Li

Mountain View, CA

Bib: 17808 F 33

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
10:42/mi
21:24
→ flat
4M
11:22/mi
44:08
↑ 67↓ 69
6M
11:22/mi
1:06:52
↑ 123
8M
12:35/mi
1:32:03
↑ 166↓ 53
9.6M
12:35/mi
1:52:11
↑ 68↓ 193
10M
23:52/mi
2:01:43
↓ 24
10.5M
6:16/mi
2:04:51
↓ 73
12M
19:11/mi
2:33:37
↑ 280
Finish· 13.11 mi
14:26/mi
2:49:37
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:06:5211:09 /mi⚡ faster
2nd Half
1:42:4514:27 /mi+53.7%
Positive split — 53.7% 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
21:2410:422.00 mi21:24
10:42
-
4M
44:0811:022.00 mi22:44
11:22
+0:40
6M
1:06:5211:092.00 mi22:44
11:22
0:00
8M
1:32:0311:302.00 mi25:11
12:35
+1:13
9.6M
1:52:1111:411.60 mi20:08
12:35
0:00
10M
2:01:4312:100.40 mi9:32
23:52
+11:17
10.5M
2:04:5111:530.50 mi3:08
6:16
-17:36
12M
2:33:3712:481.50 mi28:46
19:11
+12:55
Finish(13.11 mi)
2:49:3712:561.11 mi16:00
14:26
-4:45
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:16 /mi

Average Pace

12:56 /mi

Slowest Pace

23:52 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:08

2% of race

Time at Steady Pace

2:08:11

76% of race

Time at Slower Pace

38:18

23% of race

Average Pace: 12:56 /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 81%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:40

Segment Time

14:05/mi

Pace

0.90 mi

Distance

Overall

5348

Women

2228

Division

522

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi4236152535359282572577
4M2.00 mi4437-2011632-107374-2146921787421
6M2.00 mi4421+161624+837443381588379
8M2.00 mi4633-2121722-98402-2851041978459
9.6M1.60 mi5098-4651996-274470-6861412674608
10M0.40 mi5107-9199647053102209507
10.5M0.50 mi5119-122005-9474-456692398550
12M1.50 mi5360-2412167-162501-2759282572577
Finish(13.11 mi)1.11 mi5515-1552271-104532-3160792663594

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 90%
~flat
+5ft-3ft

Overall

5928

Females

2572

F30-34

579

2M→4M

2.0 - 4.0 mi

Top 71%
×4story building
+67ft-69ft

Overall

4692

Females

1787

F30-34

424

4M→6M

4.0 - 6.0 mi

Top 66%
×9story building
+123ft-9ft

Overall

4338

Females

1588

F30-34

381

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5104

Females

1978

F30-34

461

8M→9.6M

8.0 - 9.6 mi

Top 93%
×13story building
+68ft-193ft

Overall

6141

Females

2674

F30-34

610

9.6M→10M

9.6 - 10.0 mi

Top 81%
×2story building
+0ft-24ft

Overall

5310

Females

2209

F30-34

509

10M→10.5M

10.0 - 10.5 mi

Top 86%
×6story building
+1ft-73ft

Overall

5669

Females

2398

F30-34

552

10.5M→12M

10.5 - 12.0 mi

Top 90%
×21story building
+280ft-26ft

Overall

5928

Females

2572

F30-34

579

12M→Finish

12.0 - 13.1 mi

Top 92%
×7story building
+14ft-89ft

Overall

6079

Females

2663

F30-34

594

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#4236
2M → 4M
312111-201
#4236 → #4437
4M → 6M
135151*+16
#4437 → #4421
6M → 8M
28876*-212
#4421 → #4633
8M → 9.6M
4694-465
#4633 → #5098
9.6M → 10M
5748-9
#5098 → #5107
10M → 10.5M
219-12
#5107 → #5119
10.5M → 12M
26928*-241
#5119 → #5360
12M → Finish
18025*-155
#5360 → #5515
TOTALS
1731452*-1279
#4236 → #5515

* 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

Race Place Events

Race Place Events