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SF MARATHON 1ST HALF 2026

Jennifer Shook

Bib: 16166•F•Age: 28

SF, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 21%
Gender (Female)
#0 / 2930
Top 10%
Division (F25-29)
#0 / 674
Top 11%
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
9:24/mi
18:48
→ flat
4M
9:13/mi
37:13
↑ 67↓ 69
6M
9:09/mi
55:32
↑ 1231.1%
8M
10:06/mi
1:15:44
↑ 166↓ 531.1%
9.6M
6:41/mi
1:26:26
↑ 68↓ 1931.5%
10M
15:49/mi
1:32:45
↓ 241.1%
10.5M
4:14/mi
1:34:52
↓ 732.7%
12M
11:55/mi
1:52:45
↑ 2803.2%
Finish· 13.11 mi
8:49/mi
2:02:32
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:32
Pace9:15 /mi
2nd Half
Distance7.11 mi
Time1:07:00
Pace9:25 /mi
📊Positive Split: 20.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:00:0218:489:2418:48
9:24
-
4M
4.00 mi07:18:2737:139:1818:25
9:13
-0:11
6M
6.00 mi07:36:4655:329:1518:19
9:09
-0:04
8M
8.00 mi07:56:581:15:449:2820:12
10:06
+0:57
9.6M
9.60 mi08:07:401:26:269:0010:42
6:41
-3:25
10M
10.00 mi08:13:591:32:459:176:19
15:49
+9:08
10.5M
10.50 mi08:16:061:34:529:022:07
4:14
-11:35
12M
12.00 mi08:33:591:52:459:2417:53
11:55
+7:41
Finish
13.11 mi08:43:462:02:329:219:47
8:49
-3:06

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

4:14 /mi

Average Pace

9:21 /mi

Slowest Pace

15:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

12:49

10% of race

Time at Steady Pace

1:25:31

70% of race

Time at Slower Pace

24:12

20% of race

Average Pace: 9:21 /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 mi07:00:0218:489:2418:48
9:24
#2093
4M
4.00 mi07:18:2737:139:1818:25
9:13
#1891
6M
6.00 mi07:36:4655:329:1518:19
9:09
#1783
8M
8.00 mi07:56:581:15:449:2820:12
10:06
#1953
9.6M
9.60 mi08:07:401:26:269:0010:42
6:41
#1556
10M
10.00 mi08:13:591:32:459:176:19
15:49
#1520
10.5M
10.50 mi08:16:061:34:529:022:07
4:14
#1507
12M
12.00 mi08:33:591:52:459:2417:53
11:55
#1419
Finish
13.11 mi08:43:462:02:329:219:47
8:49
#1394
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 16%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:26

Segment Time

9:22/mi

Pace

0.90 mi

Distance

Overall

1074

Women

226

Division

59

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF25-29Seg. OverallSeg. FemalesSeg. F25-29
2M2.00 mi2.00 mi20935661321170(Top 18%)269(Top 9%)68(Top 10%)
4M4.00 mi2.00 mi1891+202476+90115+171723(Top 26%)412(Top 14%)99(Top 15%)
6M6.00 mi2.00 mi1783+108432+44104+111625(Top 25%)388(Top 13%)97(Top 14%)
8M8.00 mi2.00 mi1953-170491-59112-82497(Top 38%)687(Top 23%)166(Top 25%)
9.6M9.60 mi1.60 mi1556+397353+13886+26462(Top 7%)109(Top 4%)24(Top 4%)
10M10.00 mi0.40 mi1520+36337+1684+21142(Top 17%)265(Top 9%)61(Top 9%)
10.5M10.50 mi0.50 mi1507+13336+1841139(Top 17%)237(Top 8%)56(Top 8%)
12M12.00 mi1.50 mi1419+88319+1780+41170(Top 18%)269(Top 9%)68(Top 10%)
Finish13.11 mi1.11 mi1394+25304+1577+31443(Top 22%)349(Top 12%)89(Top 13%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 18%
~flat
+5ft-3ft

Overall

1170

Females

269

F25-29

68

2M→4M

2.0 - 4.0 mi

Top 26%
×4story building
+67ft-69ft

Overall

1723

Females

412

F25-29

99

4M→6M

4.0 - 6.0 mi

Top 25%
×9story building
+123ft-9ft

Overall

1625

Females

388

F25-29

97

6M→8M

6.0 - 8.0 mi

Top 38%
×12story building
+166ft-53ft

Overall

2497

Females

687

F25-29

166

8M→9.6M

8.0 - 9.6 mi

Top 7%
×13story building
+68ft-193ft

Overall

462

Females

109

F25-29

24

9.6M→10M

9.6 - 10.0 mi

Top 17%
×2story building
+0ft-24ft

Overall

1142

Females

265

F25-29

61

10M→10.5M

10.0 - 10.5 mi

Top 17%
×6story building
+1ft-73ft

Overall

1139

Females

237

F25-29

56

10.5M→12M

10.5 - 12.0 mi

Top 18%
×21story building
+280ft-26ft

Overall

1170

Females

269

F25-29

68

12M→Finish

12.0 - 13.1 mi

Top 22%
×7story building
+14ft-89ft

Overall

1443

Females

349

F25-29

89

Passing Analysis

Category:
Athletes Passed
1043*
Passed By
344
Net Change
+699
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2093
2M → 4M23230+202#2093#1891
4M → 6M13729+108#1891#1783
6M → 8M56*226-170#1783#1953
8M → 9.6M4003+397#1953#1556
9.6M → 10M4610+36#1556#1520
10M → 10.5M130+13#1520#1507
10.5M → 12M11426+88#1507#1419
12M → Finish45*20+25#1419#1394
TOTALS1043*344+699

* 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