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SF MARATHON 1ST HALF 2026

Xiaoli Lily Lin

San Francisco, CA

Bib: 16869 F 28

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 46%
Division (F25-29)
#0 / 674
Race Day Weather
59°/49°F
scattered clouds

Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
10 ft elev
2M
8:38/mi
17:16
→ flat
12 ft elev
4M
10:53/mi
39:02
↑ 67↓ 69
10 ft elev
6M
10:53/mi
1:00:48
↑ 1231.1%
126 ft elev
8M
10:58/mi
1:22:45
↑ 166↓ 531.1%
246 ft elev
9.6M
10:58/mi
1:40:18
↑ 68↓ 1931.5%
126 ft elev
10M
23:42/mi
1:49:46
↓ 241.1%
90 ft elev
10.5M
5:12/mi
1:52:22
↓ 732.7%
18 ft elev
12M
16:35/mi
2:17:14
↑ 2803.2%
272 ft elev
Finish· 13.11 mi
11:40/mi
2:30:10
↑ 14↓ 891.3%
205 ft elev
Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent

The Course

Half Splits

1st Half· via 6M
1:00:4810:08 /mi⚡ faster
2nd Half
1:29:2212:34 /mi+47.0%
Positive split — 47.0% slower in the second half
Is this your race?

Your race, unpacked

See your splits, ranks & AI insights.

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:11:3517:168:3817:16
8:38
-
4M
4.00 mi07:33:2139:029:4521:46
10:53
+2:15
6M
6.00 mi07:55:071:00:4810:0821:46
10:53
0:00
8M
8.00 mi08:17:041:22:4510:2121:57
10:58
+0:05
9.6M
9.60 mi08:34:371:40:1810:2717:33
10:58
0:00
10M
10.00 mi08:44:051:49:4610:599:28
23:42
+12:44
10.5M
10.50 mi08:46:411:52:2210:422:36
5:12
-18:30
12M
12.00 mi09:11:332:17:1411:2624:52
16:35
+11:23
Finish
13.11 mi09:24:292:30:1011:2712:56
11:40
-4:55

Checkpoints & Pacing

Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

5:12 /mi

Average Pace

11:27 /mi

Slowest Pace

23:42 /mi

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Fastest
Middle
Slowest
Average

Segments

Segment Time Comparison

Time at Faster Pace

2:36

2% of race

Time at Steady Pace

1:53:14

75% of race

Time at Slower Pace

34:20

23% of race

Average Pace: 11:27 /mi

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Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

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0mi3.3mi6.6mi9.8mi13.1mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi07:11:3517:168:3817:16
8:38
#1061
4M
4.00 mi07:33:2139:029:4521:46
10:53
#2505
6M
6.00 mi07:55:071:00:4810:0821:46
10:53
#2969
8M
8.00 mi08:17:041:22:4510:2121:57
10:58
#3106
9.6M
9.60 mi08:34:371:40:1810:2717:33
10:58
#3431
10M
10.00 mi08:44:051:49:4610:599:28
23:42
#3610
10.5M
10.50 mi08:46:411:52:2210:422:36
5:12
#3613
12M
12.00 mi09:11:332:17:1411:2624:52
16:35
#3807
Finish
13.11 mi09:24:292:30:1011:2712:56
11:40
#3860
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 74%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

12:04

Segment Time

13:25/mi

Pace

0.90 mi

Distance

Overall

4891

Women

1961

Division

477

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi10612154745841814441
4M4.00 mi2.00 mi2505-1444731-516178-13140571433358
6M6.00 mi2.00 mi2969-464927-196225-4737611294328
8M8.00 mi2.00 mi3106-137967-40238-1335111168287
9.6M9.60 mi1.60 mi3431-3251136-169282-4450062071507
10M10.00 mi0.40 mi3610-1791224-88307-2552392164514
10.5M10.50 mi0.50 mi3613-31225-1308-136821290318
12M12.00 mi1.50 mi3807-1941327-102333-2545841814441
Finish13.11 mi1.11 mi3860-531362-35343-1046421864462

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 70%
~flat
+5ft-3ft

Overall

4584

Females

1814

F25-29

441

2M→4M

2.0 - 4.0 mi

Top 62%
×4story building
+67ft-69ft

Overall

4057

Females

1433

F25-29

358

4M→6M

4.0 - 6.0 mi

Top 57%
×9story building
+123ft-9ft

Overall

3761

Females

1294

F25-29

328

6M→8M

6.0 - 8.0 mi

Top 53%
×12story building
+166ft-53ft

Overall

3511

Females

1168

F25-29

287

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13story building
+68ft-193ft

Overall

5006

Females

2071

F25-29

507

9.6M→10M

9.6 - 10.0 mi

Top 80%
×2story building
+0ft-24ft

Overall

5239

Females

2164

F25-29

515

10M→10.5M

10.0 - 10.5 mi

Top 56%
×6story building
+1ft-73ft

Overall

3682

Females

1290

F25-29

318

10.5M→12M

10.5 - 12.0 mi

Top 70%
×21story building
+280ft-26ft

Overall

4584

Females

1814

F25-29

441

12M→Finish

12.0 - 13.1 mi

Top 71%
×7story building
+14ft-89ft

Overall

4642

Females

1864

F25-29

462

Passing Analysis

Category:
Athletes Passed
185*
Passed By
2984
Net Change
-2799
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1061
2M → 4M21446-1444#1061#2505
4M → 6M9473-464#2505#2969
6M → 8M86*223-137#2969#3106
8M → 9.6M4329-325#3106#3431
9.6M → 10M9188-179#3431#3610
10M → 10.5M811-3#3610#3613
10.5M → 12M30*224-194#3613#3807
12M → Finish37*90-53#3807#3860
TOTALS185*2984-2799

* Includes athletes who did not complete a segment (DNF/DNQ).

Passing Charts

Category:
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Passing Circle

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Position Flow

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Race Lanes

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Questions or issues regarding timing data?

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Official Timing Data

The San Francisco Marathon

The San Francisco Marathon

Race Place Events

Race Place Events