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SF MARATHON 1ST HALF 2026

Kaiyuan Zhang

Bib: 20004•F•Age: 24

Stanford, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Top 47%
F20-29
#0 / 353
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
11:02/mi
22:05
→ flat
4M
11:25/mi
44:55
↑ 67↓ 69
6M
11:38/mi
1:08:11
↑ 1231.1%
8M
12:38/mi
1:33:28
↑ 166↓ 531.1%
9.6M
8:51/mi
1:47:38
↑ 68↓ 1931.5%
10M
18:46/mi
1:55:08
↓ 241.1%
10.5M
5:02/mi
1:57:39
↓ 732.7%
12M
14:07/mi
2:18:50
↑ 2803.2%
Finish· 13.11 mi
10:16/mi
2:30:13
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:08:11
Pace11:22 /mi
2nd Half
Distance7.11 mi
Time1:22:02
Pace11:32 /mi
📊Positive Split: 20.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:02:1322:0511:0222:05
11:02
-
4M
4.00 mi07:25:0344:5511:1422:50
11:25
+0:23
6M
6.00 mi07:48:191:08:1111:2223:16
11:38
+0:13
8M
8.00 mi08:13:361:33:2811:4125:17
12:38
+1:00
9.6M
9.60 mi08:27:461:47:3811:1314:10
8:51
-3:47
10M
10.00 mi08:35:161:55:0811:317:30
18:46
+9:55
10.5M
10.50 mi08:37:471:57:3911:122:31
5:02
-13:44
12M
12.00 mi08:58:582:18:5011:3421:11
14:07
+9:05
Finish
13.11 mi09:10:212:30:1311:2811:23
10:16
-3:51

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

5:02 /mi

Average Pace

11:28 /mi

Slowest Pace

18:46 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:41

11% of race

Time at Steady Pace

1:44:51

70% of race

Time at Slower Pace

28:41

19% of race

Average Pace: 11:27 /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 mi07:02:1322:0511:0222:05
11:02
#4761
4M
4.00 mi07:25:0344:5511:1422:50
11:25
#4778
6M
6.00 mi07:48:191:08:1111:2223:16
11:38
#4715
8M
8.00 mi08:13:361:33:2811:4125:17
12:38
#4876
9.6M
9.60 mi08:27:461:47:3811:1314:10
8:51
#4460
10M
10.00 mi08:35:161:55:0811:317:30
18:46
#4271
10.5M
10.50 mi08:37:471:57:3911:122:31
5:02
#4238
12M
12.00 mi08:58:582:18:5011:3421:11
14:07
#3948
Finish
13.11 mi09:10:212:30:1311:2811:23
10:16
#3866
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 43%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:01

Segment Time

11:08/mi

Pace

0.90 mi

Distance

Overall

2850

Women

927

Division

128

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF20-29Seg. OverallSeg. FemalesSeg. F20-29
2M2.00 mi2.00 mi476118002302838(Top 43%)944(Top 32%)130(Top 37%)
4M4.00 mi2.00 mi4778-171812-12232-24739(Top 72%)1815(Top 62%)237(Top 67%)
6M6.00 mi2.00 mi4715+631776+36238-64666(Top 71%)1748(Top 60%)237(Top 67%)
8M8.00 mi2.00 mi4876-1611861-85251-135139(Top 78%)1996(Top 68%)252(Top 71%)
9.6M9.60 mi1.60 mi4460+4161650+211216+352547(Top 39%)900(Top 31%)120(Top 34%)
10M10.00 mi0.40 mi4271+1891565+85207+92857(Top 43%)942(Top 32%)129(Top 37%)
10.5M10.50 mi0.50 mi4238+331544+21204+33251(Top 49%)1097(Top 37%)152(Top 43%)
12M12.00 mi1.50 mi3948+2901404+140186+182838(Top 43%)944(Top 32%)130(Top 37%)
Finish13.11 mi1.11 mi3866+821366+38183+33207(Top 49%)1112(Top 38%)149(Top 42%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 43%
~flat
+5ft-3ft

Overall

2838

Females

944

F20-24

130

2M→4M

2.0 - 4.0 mi

Top 72%
×4story building
+67ft-69ft

Overall

4739

Females

1815

F20-24

238

4M→6M

4.0 - 6.0 mi

Top 71%
×9story building
+123ft-9ft

Overall

4666

Females

1748

F20-24

238

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5139

Females

1996

F20-24

252

8M→9.6M

8.0 - 9.6 mi

Top 39%
×13story building
+68ft-193ft

Overall

2547

Females

900

F20-24

120

9.6M→10M

9.6 - 10.0 mi

Top 43%
×2story building
+0ft-24ft

Overall

2857

Females

942

F20-24

129

10M→10.5M

10.0 - 10.5 mi

Top 49%
×6story building
+1ft-73ft

Overall

3251

Females

1097

F20-24

152

10.5M→12M

10.5 - 12.0 mi

Top 43%
×21story building
+280ft-26ft

Overall

2838

Females

944

F20-24

130

12M→Finish

12.0 - 13.1 mi

Top 49%
×7story building
+14ft-89ft

Overall

3207

Females

1112

F20-24

149

Passing Analysis

Category:
Athletes Passed
1468*
Passed By
573
Net Change
+895
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#4761
2M → 4M177194-17#4761#4778
4M → 6M159*96+63#4778#4715
6M → 8M81*242-161#4715#4876
8M → 9.6M42610+416#4876#4460
9.6M → 10M1945+189#4460#4271
10M → 10.5M363+33#4271#4238
10.5M → 12M306*16+290#4238#3948
12M → Finish89*7+82#3948#3866
TOTALS1468*573+895

* 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