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SF MARATHON 1ST HALF 2026

Jenny Clayton

Bib: 18212•F•Age: 28

Sandy, UT

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

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:57/mi
23:54
→ flat
4M
12:12/mi
48:18
↑ 67↓ 69
6M
12:21/mi
1:13:00
↑ 1231.1%
8M
14:44/mi
1:42:29
↑ 166↓ 531.1%
9.6M
10:19/mi
1:59:00
↑ 68↓ 1931.5%
10M
26:42/mi
2:09:40
↓ 241.1%
10.5M
6:18/mi
2:12:49
↓ 732.7%
12M
19:31/mi
2:42:06
↑ 2803.2%
Finish· 13.11 mi
14:55/mi
2:58:39
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:13:00
Pace12:10 /mi
2nd Half
Distance7.11 mi
Time1:45:39
Pace14:52 /mi
📊Positive Split: 44.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:2823:5411:5723:54
11:57
-
4M
4.00 mi07:34:5248:1812:0524:24
12:12
+0:15
6M
6.00 mi07:59:341:13:0012:1024:42
12:21
+0:09
8M
8.00 mi08:29:031:42:2912:4929:29
14:44
+2:23
9.6M
9.60 mi08:45:341:59:0012:2416:31
10:19
-4:25
10M
10.00 mi08:56:142:09:4012:5810:40
26:42
+16:23
10.5M
10.50 mi08:59:232:12:4912:393:09
6:18
-20:24
12M
12.00 mi09:28:402:42:0613:3129:17
19:31
+13:13
Finish
13.11 mi09:45:132:58:3913:3816:33
14:55
-4:36

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

6:18 /mi

Average Pace

13:38 /mi

Slowest Pace

26:42 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:09

2% of race

Time at Steady Pace

2:15:33

76% of race

Time at Slower Pace

39:57

22% of race

Average Pace: 13:38 /mi

Loading chart...
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.

Loading...
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 mi07:10:2823:5411:5723:54
11:57
#5842
4M
4.00 mi07:34:5248:1812:0524:24
12:12
#5739
6M
6.00 mi07:59:341:13:0012:1024:42
12:21
#5615
8M
8.00 mi08:29:031:42:2912:4929:29
14:44
#5933
9.6M
9.60 mi08:45:341:59:0012:2416:31
10:19
#5753
10M
10.00 mi08:56:142:09:4012:5810:40
26:42
#5841
10.5M
10.50 mi08:59:232:12:4912:393:09
6:18
#5842
12M
12.00 mi09:28:402:42:0613:3129:17
19:31
#5923
Finish
13.11 mi09:45:132:58:3913:3816:33
14:55
#5992
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 90%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:49

Segment Time

15:21/mi

Pace

0.90 mi

Distance

Overall

5888

Women

2542

Division

604

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi584224485866036(Top 92%)2638(Top 90%)629(Top 93%)
4M4.00 mi2.00 mi5739+1032378+70583+35612(Top 85%)2313(Top 79%)566(Top 84%)
6M6.00 mi2.00 mi5615+1242298+80563+205411(Top 82%)2180(Top 74%)531(Top 79%)
8M8.00 mi2.00 mi5933-3182488-190592-296197(Top 94%)2667(Top 91%)626(Top 93%)
9.6M9.60 mi1.60 mi5753+1802387+101572+204369(Top 66%)1745(Top 60%)434(Top 64%)
10M10.00 mi0.40 mi5841-882449-62582-105976(Top 91%)2595(Top 89%)614(Top 91%)
10.5M10.50 mi0.50 mi5842-12447+2585-35711(Top 87%)2424(Top 83%)576(Top 85%)
12M12.00 mi1.50 mi5923-812506-59598-136036(Top 92%)2638(Top 90%)629(Top 93%)
Finish13.11 mi1.11 mi5992-692549-43609-116181(Top 94%)2720(Top 93%)646(Top 96%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 92%
~flat
+5ft-3ft

Overall

6036

Females

2638

F25-29

630

2M→4M

2.0 - 4.0 mi

Top 85%
×4story building
+67ft-69ft

Overall

5612

Females

2313

F25-29

567

4M→6M

4.0 - 6.0 mi

Top 82%
×9story building
+123ft-9ft

Overall

5411

Females

2180

F25-29

531

6M→8M

6.0 - 8.0 mi

Top 94%
×12story building
+166ft-53ft

Overall

6197

Females

2667

F25-29

627

8M→9.6M

8.0 - 9.6 mi

Top 66%
×13story building
+68ft-193ft

Overall

4369

Females

1745

F25-29

434

9.6M→10M

9.6 - 10.0 mi

Top 91%
×2story building
+0ft-24ft

Overall

5976

Females

2595

F25-29

615

10M→10.5M

10.0 - 10.5 mi

Top 87%
×6story building
+1ft-73ft

Overall

5711

Females

2424

F25-29

577

10.5M→12M

10.5 - 12.0 mi

Top 92%
×21story building
+280ft-26ft

Overall

6036

Females

2638

F25-29

630

12M→Finish

12.0 - 13.1 mi

Top 94%
×7story building
+14ft-89ft

Overall

6181

Females

2720

F25-29

646

Passing Analysis

Category:
Athletes Passed
665*
Passed By
815
Net Change
-150
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5842
2M → 4M177*74+103#5842#5739
4M → 6M168*44+124#5739#5615
6M → 8M23*341-318#5615#5933
8M → 9.6M21333+180#5933#5753
9.6M → 10M17105-88#5753#5841
10M → 10.5M1617-1#5841#5842
10.5M → 12M26*107-81#5842#5923
12M → Finish25*94-69#5923#5992
TOTALS665*815-150

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

📊

Passing Visuals

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