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SF MARATHON 1ST HALF 2026

Zhenfang Zhang

Bib: 20714•F•Age: 52

San Ramon, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 41%
Masters (Masters Women)
#0 / 781
Top 33%
Division (F50-54)
#0 / 143
Top 34%
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
10:44/mi
21:28
→ flat
4M
11:04/mi
43:36
↑ 67↓ 69
6M
11:35/mi
1:06:46
↑ 1231.1%
8M
10:06/mi
1:26:59
↑ 166↓ 531.1%
9.6M
10:06/mi
1:43:09
↑ 68↓ 1931.5%
10M
18:46/mi
1:50:39
↓ 241.1%
10.5M
5:12/mi
1:53:15
↓ 732.7%
12M
14:49/mi
2:15:28
↑ 2803.2%
Finish· 13.11 mi
10:07/mi
2:26:41
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:06:46
Pace11:08 /mi
2nd Half
Distance7.11 mi
Time1:19:55
Pace11:14 /mi
📊Positive Split: 19.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:51:4821:2810:4421:28
10:44
-
4M
4.00 mi07:13:5643:3610:5422:08
11:04
+0:20
6M
6.00 mi07:37:061:06:4611:0823:10
11:35
+0:31
8M
8.00 mi07:57:191:26:5910:5220:13
10:06
-1:29
9.6M
9.60 mi08:13:291:43:0910:4516:10
10:06
0:00
10M
10.00 mi08:20:591:50:3911:047:30
18:46
+8:40
10.5M
10.50 mi08:23:351:53:1510:472:36
5:12
-13:34
12M
12.00 mi08:45:482:15:2811:1722:13
14:49
+9:37
Finish
13.11 mi08:57:012:26:4111:1111:13
10:07
-4:42

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

11:11 /mi

Slowest Pace

18:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:36

2% of race

Time at Steady Pace

1:54:22

78% of race

Time at Slower Pace

29:43

20% of race

Average Pace: 11:11 /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 mi06:51:4821:2810:4421:28
10:44
#4279
4M
4.00 mi07:13:5643:3610:5422:08
11:04
#4270
6M
6.00 mi07:37:061:06:4611:0823:10
11:35
#4385
8M
8.00 mi07:57:191:26:5910:5220:13
10:06
#3797
9.6M
9.60 mi08:13:291:43:0910:4516:10
10:06
#3807
10M
10.00 mi08:20:591:50:3911:047:30
18:46
#3709
10.5M
10.50 mi08:23:351:53:1510:472:36
5:12
#3698
12M
12.00 mi08:45:482:15:2811:1722:13
14:49
#3623
Finish
13.11 mi08:57:012:26:4111:1111:13
10:07
#3548
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 45%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:06

Segment Time

11:14/mi

Pace

0.90 mi

Distance

Overall

2938

Women

964

Division

39

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
2M2.00 mi2.00 mi42791548593396(Top 52%)1214(Top 41%)55(Top 38%)
4M4.00 mi2.00 mi4270+91543+555+44296(Top 65%)1569(Top 54%)57(Top 40%)
6M6.00 mi2.00 mi4385-1151602-5960-54602(Top 70%)1716(Top 59%)67(Top 47%)
8M8.00 mi2.00 mi3797+5881300+30250+102504(Top 38%)689(Top 24%)31(Top 22%)
9.6M9.60 mi1.60 mi3807-101320-2049+14133(Top 63%)1631(Top 56%)73(Top 51%)
10M10.00 mi0.40 mi3709+981272+48492854(Top 43%)939(Top 32%)41(Top 29%)
10.5M10.50 mi0.50 mi3698+111263+9493667(Top 56%)1284(Top 44%)52(Top 36%)
12M12.00 mi1.50 mi3623+751237+26493396(Top 52%)1214(Top 41%)55(Top 38%)
Finish13.11 mi1.11 mi3548+751209+28493007(Top 46%)1024(Top 35%)40(Top 28%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 52%
~flat
+5ft-3ft

Overall

3396

Females

1214

F50-54

57

2M→4M

2.0 - 4.0 mi

Top 65%
×4story building
+67ft-69ft

Overall

4296

Females

1569

F50-54

58

4M→6M

4.0 - 6.0 mi

Top 70%
×9story building
+123ft-9ft

Overall

4602

Females

1716

F50-54

69

6M→8M

6.0 - 8.0 mi

Top 38%
×12story building
+166ft-53ft

Overall

2504

Females

689

F50-54

33

8M→9.6M

8.0 - 9.6 mi

Top 63%
×13story building
+68ft-193ft

Overall

4133

Females

1631

F50-54

75

9.6M→10M

9.6 - 10.0 mi

Top 43%
×2story building
+0ft-24ft

Overall

2854

Females

939

F50-54

42

10M→10.5M

10.0 - 10.5 mi

Top 56%
×6story building
+1ft-73ft

Overall

3667

Females

1284

F50-54

52

10.5M→12M

10.5 - 12.0 mi

Top 52%
×21story building
+280ft-26ft

Overall

3396

Females

1214

F50-54

57

12M→Finish

12.0 - 13.1 mi

Top 46%
×7story building
+14ft-89ft

Overall

3007

Females

1024

F50-54

40

Passing Analysis

Category:
Athletes Passed
1307*
Passed By
576
Net Change
+731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4279
2M → 4M187178+9#4279#4270
4M → 6M88*203-115#4270#4385
6M → 8M591*3+588#4385#3797
8M → 9.6M110120-10#3797#3807
9.6M → 10M1057+98#3807#3709
10M → 10.5M143+11#3709#3698
10.5M → 12M123*48+75#3698#3623
12M → Finish89*14+75#3623#3548
TOTALS1307*576+731

* 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