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SF MARATHON 1ST HALF 2026

Sally Guan

Pacifica, CA

Bib: 15859 F 24

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
F20-29
#0 / 353
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
11:11/mi
22:22
→ flat
4M
12:10/mi
46:42
↑ 67↓ 69
6M
11:28/mi
1:09:38
↑ 123
8M
11:52/mi
1:33:21
↑ 166↓ 53
9.6M
11:52/mi
1:52:20
↑ 68↓ 193
10M
25:24/mi
2:02:29
↓ 24
10.5M
6:08/mi
2:05:33
↓ 73
12M
17:48/mi
2:32:15
↑ 280
Finish· 13.11 mi
11:32/mi
2:45:02
↑ 14↓ 89
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:09:3811:36 /mi⚡ faster
2nd Half
1:35:2413:25 /mi+37.0%
Positive split — 37.0% 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
22:2211:112.00 mi22:22
11:11
-
4M
46:4211:412.00 mi24:20
12:10
+0:59
6M
1:09:3811:362.00 mi22:56
11:28
-0:42
8M
1:33:2111:402.00 mi23:43
11:52
+0:24
9.6M
1:52:2011:421.60 mi18:59
11:52
0:00
10M
2:02:2912:150.40 mi10:09
25:24
+13:32
10.5M
2:05:3311:570.50 mi3:04
6:08
-19:16
12M
2:32:1512:411.50 mi26:42
17:48
+11:40
Finish(13.11 mi)
2:45:0212:351.11 mi12:47
11:32
-6:16
Trend:
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoints & Pacing

Pace Line

Fastest Pace

6:08 /mi

Average Pace

12:35 /mi

Slowest Pace

25:24 /mi

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Fastest
Middle
Slowest
Average

Segments

Time at Faster Pace

3:04

2% of race

Time at Steady Pace

2:05:07

76% of race

Time at Slower Pace

36:51

22% of race

Average Pace: 12:35 /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 86%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:13

Segment Time

14:41/mi

Pace

0.90 mi

Distance

Overall

5638

Women

2386

Division

307

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi5006195525553332234286
4M2.00 mi5362-3562151-196283-2855722288300
6M2.00 mi5060+3021969+182261+2244701657228
8M2.00 mi4859+2011848+121247+1444331607203
9.6M1.60 mi5113-2542003-155262-1557292447303
10M0.40 mi5193-802044-41271-957242456316
10.5M0.50 mi5199-62052-8270+155292321305
12M1.50 mi5248-492101-49278-853332234286
Finish(13.11 mi)1.11 mi5145+1032049+52275+345491810234

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 81%
~flat
+5ft-3ft

Overall

5333

Females

2234

F20-24

286

2M→4M

2.0 - 4.0 mi

Top 85%
×4story building
+67ft-69ft

Overall

5572

Females

2288

F20-24

301

4M→6M

4.0 - 6.0 mi

Top 68%
×9story building
+123ft-9ft

Overall

4470

Females

1657

F20-24

229

6M→8M

6.0 - 8.0 mi

Top 67%
×12story building
+166ft-53ft

Overall

4433

Females

1607

F20-24

203

8M→9.6M

8.0 - 9.6 mi

Top 87%
×13story building
+68ft-193ft

Overall

5729

Females

2447

F20-24

303

9.6M→10M

9.6 - 10.0 mi

Top 87%
×2story building
+0ft-24ft

Overall

5724

Females

2456

F20-24

316

10M→10.5M

10.0 - 10.5 mi

Top 84%
×6story building
+1ft-73ft

Overall

5529

Females

2321

F20-24

305

10.5M→12M

10.5 - 12.0 mi

Top 81%
×21story building
+280ft-26ft

Overall

5333

Females

2234

F20-24

286

12M→Finish

12.0 - 13.1 mi

Top 69%
×7story building
+14ft-89ft

Overall

4549

Females

1810

F20-24

234

Passing Analysis

Category:
▼Net Change
0
0 passed by0* passed
SegmentMovementRank
Start → 2M-#5006
2M → 4M
41761-356
#5006 → #5362
4M → 6M
24326*+302
#5362 → #5060
6M → 8M
63264*+201
#5060 → #4859
8M → 9.6M
27925-254
#4859 → #5113
9.6M → 10M
10222-80
#5113 → #5193
10M → 10.5M
148-6
#5193 → #5199
10.5M → 12M
12576*-49
#5199 → #5248
12M → Finish
9112*+103
#5248 → #5145
TOTALS
1033894*-139
#5006 → #5145

* 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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Race Place Events