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SF MARATHON 1ST HALF 2026

Audrey Cheng

Portola Valley, CA

Bib: 16344 F 24

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 21%
Gender (Female)
#0 / 2930
Top 10%
F20-29
#0 / 353
Top 12%
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
9:57/mi
19:54
→ flat
4M
9:26/mi
38:46
↑ 67↓ 69
6M
8:55/mi
56:36
↑ 123
8M
10:01/mi
1:16:38
↑ 166↓ 53
9.6M
6:49/mi
1:27:32
↑ 68↓ 193
10.26M
9:27/mi
1:33:46
↓ 114
10.5M
9:02/mi
1:35:56
→ flat
12M
11:28/mi
1:53:08
↑ 280
Finish· 13.11 mi
8:18/mi
2:02:20
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
56:369:26 /mi⚡ faster
2nd Half
1:05:449:15 /mi+16.1%
Positive split — 16.1% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointTimeAvg PaceSegment LengthSegment TimeSegment PaceTrendDiff
2M
19:549:572.00 mi19:54
9:57
-
4M
38:469:422.00 mi18:52
9:26
-0:31
6M
56:369:262.00 mi17:50
8:55
-0:31
8M
1:16:389:352.00 mi20:02
10:01
+1:06
9.6M
1:27:329:071.60 mi10:54
6:49
-3:12
10.26M
1:33:469:080.66 mi6:14
9:27
+2:38
10.5M
1:35:569:080.24 mi2:10
9:02
-0:25
12M
1:53:089:261.50 mi17:12
11:28
+2:26
Finish(13.11 mi)
2:02:209:201.11 mi9:12
8:18
-3:10
Trend:
Faster pace
Steady pace
Slower pace

Checkpoints & Pacing

Pace Line

Fastest Pace

6:49 /mi

Average Pace

9:20 /mi

Slowest Pace

11:28 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

20:06

16% of race

Time at Steady Pace

1:25:02

70% of race

Time at Slower Pace

17:12

14% of race

Average Pace: 9:20 /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 16%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:24

Segment Time

9:20/mi

Pace

0.90 mi

Distance

Overall

1034

Women

216

Division

34

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi294592312088718527
4M2.00 mi2428+517698+22586+34202352770
6M2.00 mi2009+419520+17867+19132928540
8M2.00 mi2089-80546-2676-9239565387
9.6M1.60 mi1690+399411+13554+2255013623
10.26M0.66 mi1615+75378+3352+2101223135
10.5M0.24 mi1609+6374+451+1140331843
12M1.50 mi1454+155333+4146+588718527
Finish(13.11 mi)1.11 mi1372+82296+3742+486016621

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 13%
~flat
+5ft-3ft

Overall

887

Females

185

F20-24

27

2M→4M

2.0 - 4.0 mi

Top 31%
×4story building
+67ft-69ft

Overall

2023

Females

527

F20-24

70

4M→6M

4.0 - 6.0 mi

Top 20%
×9story building
+123ft-9ft

Overall

1329

Females

285

F20-24

40

6M→8M

6.0 - 8.0 mi

Top 36%
×12story building
+166ft-53ft

Overall

2395

Females

653

F20-24

87

8M→9.6M

8.0 - 9.6 mi

Top 8%
×13story building
+68ft-193ft

Overall

550

Females

136

F20-24

23

9.6M→10.26M

9.6 - 10.3 mi

Top 15%
×9story building
+0ft-114ft

Overall

1012

Females

231

F20-24

35

10.26M→10.5M

10.3 - 10.5 mi

Top 21%
~flat
+1ft-0ft

Overall

1403

Females

318

F20-24

43

10.5M→12M

10.5 - 12.0 mi

Top 13%
×21story building
+280ft-26ft

Overall

887

Females

185

F20-24

27

12M→Finish

12.0 - 13.1 mi

Top 13%
×7story building
+14ft-89ft

Overall

860

Females

166

F20-24

21

Passing Analysis

Category:
▲Net Change
+0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#2945
2M → 4M
8525+517
#2945 → #2428
4M → 6M
1420+419
#2428 → #2009
6M → 8M
16383*-80
#2009 → #2089
8M → 9.6M
1400+399
#2089 → #1690
9.6M → 10.26M
580+75
#1690 → #1615
10.26M → 10.5M
28+6
#1615 → #1609
10.5M → 12M
14169+155
#1609 → #1454
12M → Finish
486*+82
#1454 → #1372
TOTALS
1981771*+1573
#2945 → #1372

* 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