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SF MARATHON 1ST HALF 2026

Haowei Cai

Bib: 17280•F•Age: 33

Santa Clara, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Female)
#0 / 2930
Division (F30-34)
#0 / 651
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
11:50/mi
23:40
→ flat
4M
12:05/mi
47:50
↑ 67↓ 69
6M
13:55/mi
1:15:40
↑ 1231.1%
8M
12:54/mi
1:41:29
↑ 166↓ 531.1%
9.6M
12:54/mi
2:02:08
↑ 68↓ 1931.5%
10M
25:39/mi
2:12:23
↓ 241.1%
10.5M
6:22/mi
2:15:34
↓ 732.7%
12M
19:41/mi
2:45:05
↑ 2803.2%
Finish· 13.11 mi
11:44/mi
2:58:06
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:15:40
Pace12:37 /mi
2nd Half
Distance7.11 mi
Time1:42:26
Pace14:25 /mi
📊Positive Split: 35.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:10:2223:4011:5023:40
11:50
-
4M
4.00 mi07:34:3247:5011:5824:10
12:05
+0:15
6M
6.00 mi08:02:221:15:4012:3727:50
13:55
+1:50
8M
8.00 mi08:28:111:41:2912:4125:49
12:54
-1:01
9.6M
9.60 mi08:48:502:02:0812:4320:39
12:54
0:00
10M
10.00 mi08:59:052:12:2313:1410:15
25:39
+12:45
10.5M
10.50 mi09:02:162:15:3412:553:11
6:22
-19:17
12M
12.00 mi09:31:472:45:0513:4529:31
19:41
+13:19
Finish
13.11 mi09:44:482:58:0613:3513:01
11:44
-7:57

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

6:22 /mi

Average Pace

13:35 /mi

Slowest Pace

25:39 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:11

2% of race

Time at Steady Pace

2:15:09

76% of race

Time at Slower Pace

39:46

22% of race

Average Pace: 13:35 /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 mi07:10:2223:4011:5023:40
11:50
#5752
4M
4.00 mi07:34:3247:5011:5824:10
12:05
#5642
6M
6.00 mi08:02:221:15:4012:3727:50
13:55
#5975
8M
8.00 mi08:28:111:41:2912:4125:49
12:54
#5838
9.6M
9.60 mi08:48:502:02:0812:4320:39
12:54
#6000
10M
10.00 mi08:59:052:12:2313:1410:15
25:39
#6006
10.5M
10.50 mi09:02:162:15:3412:553:11
6:22
#6004
12M
12.00 mi09:31:472:45:0513:4529:31
19:41
#6062
Finish
13.11 mi09:44:482:58:0613:3513:01
11:44
#5961
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 87%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:26

Segment Time

14:56/mi

Pace

0.90 mi

Distance

Overall

5742

Women

2450

Division

558

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi575223935436076(Top 92%)2660(Top 91%)591(Top 91%)
4M4.00 mi2.00 mi5642+1102323+70530+135499(Top 84%)2238(Top 76%)518(Top 80%)
6M6.00 mi2.00 mi5975-3332519-196585-556236(Top 95%)2691(Top 92%)611(Top 94%)
8M8.00 mi2.00 mi5838+1372431+88562+235360(Top 82%)2140(Top 73%)493(Top 76%)
9.6M9.60 mi1.60 mi6000-1622541-110589-276255(Top 95%)2746(Top 94%)622(Top 96%)
10M10.00 mi0.40 mi6006-62550-9587+25788(Top 88%)2493(Top 85%)565(Top 87%)
10.5M10.50 mi0.50 mi6004+22551-1586+15776(Top 88%)2460(Top 84%)565(Top 87%)
12M12.00 mi1.50 mi6062-582593-42593-76076(Top 92%)2660(Top 91%)591(Top 91%)
Finish13.11 mi1.11 mi5961+1012528+65587+64721(Top 72%)1914(Top 65%)444(Top 68%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 92%
~flat
+5ft-3ft

Overall

6076

Females

2660

F30-34

593

2M→4M

2.0 - 4.0 mi

Top 84%
×4story building
+67ft-69ft

Overall

5499

Females

2238

F30-34

521

4M→6M

4.0 - 6.0 mi

Top 95%
×9story building
+123ft-9ft

Overall

6236

Females

2691

F30-34

614

6M→8M

6.0 - 8.0 mi

Top 82%
×12story building
+166ft-53ft

Overall

5360

Females

2140

F30-34

495

8M→9.6M

8.0 - 9.6 mi

Top 95%
×13story building
+68ft-193ft

Overall

6255

Females

2746

F30-34

624

9.6M→10M

9.6 - 10.0 mi

Top 88%
×2story building
+0ft-24ft

Overall

5788

Females

2493

F30-34

567

10M→10.5M

10.0 - 10.5 mi

Top 88%
×6story building
+1ft-73ft

Overall

5776

Females

2460

F30-34

567

10.5M→12M

10.5 - 12.0 mi

Top 92%
×21story building
+280ft-26ft

Overall

6076

Females

2660

F30-34

593

12M→Finish

12.0 - 13.1 mi

Top 72%
×7story building
+14ft-89ft

Overall

4721

Females

1914

F30-34

444

Passing Analysis

Category:
Athletes Passed
585*
Passed By
794
Net Change
-209
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5752
2M → 4M179*69+110#5752#5642
4M → 6M34*367-333#5642#5975
6M → 8M186*49+137#5975#5838
8M → 9.6M18180-162#5838#6000
9.6M → 10M3137-6#6000#6006
10M → 10.5M97+2#6006#6004
10.5M → 12M26*84-58#6004#6062
12M → Finish102*1+101#6062#5961
TOTALS585*794-209

* 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