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SF MARATHON 1ST HALF 2026

Xiaoran Cai

Bib: 17419•F•Age: 34

San Jose, 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
23:45/mi
47:30
→ flat
4M
14:07/mi
1:15:43
↑ 67↓ 69
6M
15:40/mi
1:47:03
↑ 1231.1%
8M
15:18/mi
2:17:39
↑ 166↓ 531.1%
9.6M
15:18/mi
2:42:07
↑ 68↓ 1931.5%
10M
33:55/mi
2:55:40
↓ 241.1%
10.5M
7:52/mi
2:59:36
↓ 732.7%
12M
22:05/mi
3:32:44
↑ 2803.2%
Finish· 13.11 mi
17:21/mi
3:51:59
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:47:03
Pace17:51 /mi
2nd Half
Distance7.11 mi
Time2:04:56
Pace17:34 /mi
📊Positive Split: 16.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:17:4547:3023:4547:30
23:45
-
4M
4.00 mi07:45:581:15:4318:5628:13
14:07
-9:38
6M
6.00 mi08:17:181:47:0317:5131:20
15:40
+1:33
8M
8.00 mi08:47:542:17:3917:1230:36
15:18
-0:22
9.6M
9.60 mi09:12:222:42:0716:5324:28
15:18
0:00
10M
10.00 mi09:25:552:55:4017:3413:33
33:55
+18:37
10.5M
10.50 mi09:29:512:59:3617:063:56
7:52
-26:03
12M
12.00 mi10:02:593:32:4417:4433:08
22:05
+14:13
Finish
13.11 mi10:22:143:51:5917:4219:15
17:21
-4:44

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

7:52 /mi

Average Pace

17:42 /mi

Slowest Pace

33:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:56

2% of race

Time at Steady Pace

2:13:52

58% of race

Time at Slower Pace

1:34:11

41% of race

Average Pace: 17:42 /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 mi07:17:4547:3023:4547:30
23:45
#6643
4M
4.00 mi07:45:581:15:4318:5628:13
14:07
#6639
6M
6.00 mi08:17:181:47:0317:5131:20
15:40
#6627
8M
8.00 mi08:47:542:17:3917:1230:36
15:18
#6594
9.6M
9.60 mi09:12:222:42:0716:5324:28
15:18
#6588
10M
10.00 mi09:25:552:55:4017:3413:33
33:55
#6587
10.5M
10.50 mi09:29:512:59:3617:063:56
7:52
#6587
12M
12.00 mi10:02:593:32:4417:4433:08
22:05
#6582
Finish
13.11 mi10:22:143:51:5917:4219:15
17:21
#6570
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 98%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

17:29

Segment Time

19:26/mi

Pace

0.90 mi

Distance

Overall

6476

Women

2885

Division

646

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi664329686516437(Top 98%)2867(Top 98%)636(Top 98%)
4M4.00 mi2.00 mi6639+42966+26516436(Top 98%)2830(Top 97%)634(Top 97%)
6M6.00 mi2.00 mi6627+122959+76516522(Top 99%)2884(Top 98%)643(Top 99%)
8M8.00 mi2.00 mi6594+332939+206516328(Top 96%)2756(Top 94%)623(Top 96%)
9.6M9.60 mi1.60 mi6588+62937+26516558(Top 100%)2924(Top 100%)647(Top 99%)
10M10.00 mi0.40 mi6587+12936+16516540(Top 99%)2921(Top 100%)648(Top 100%)
10.5M10.50 mi0.50 mi658729366516398(Top 97%)2842(Top 97%)638(Top 98%)
12M12.00 mi1.50 mi6582+52933+36516437(Top 98%)2867(Top 98%)636(Top 98%)
Finish13.11 mi1.11 mi6570+122925+86516465(Top 98%)2877(Top 98%)643(Top 99%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 98%
~flat
+5ft-3ft

Overall

6437

Females

2867

F30-34

638

2M→4M

2.0 - 4.0 mi

Top 98%
×4story building
+67ft-69ft

Overall

6436

Females

2830

F30-34

639

4M→6M

4.0 - 6.0 mi

Top 99%
×9story building
+123ft-9ft

Overall

6522

Females

2884

F30-34

648

6M→8M

6.0 - 8.0 mi

Top 96%
×12story building
+166ft-53ft

Overall

6328

Females

2756

F30-34

625

8M→9.6M

8.0 - 9.6 mi

Top 100%
×13story building
+68ft-193ft

Overall

6558

Females

2924

F30-34

649

9.6M→10M

9.6 - 10.0 mi

Top 99%
×2story building
+0ft-24ft

Overall

6540

Females

2921

F30-34

650

10M→10.5M

10.0 - 10.5 mi

Top 97%
×6story building
+1ft-73ft

Overall

6398

Females

2842

F30-34

640

10.5M→12M

10.5 - 12.0 mi

Top 98%
×21story building
+280ft-26ft

Overall

6437

Females

2867

F30-34

638

12M→Finish

12.0 - 13.1 mi

Top 98%
×7story building
+14ft-89ft

Overall

6465

Females

2877

F30-34

643

Passing Analysis

Category:
Athletes Passed
77*
Passed By
4
Net Change
+73
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6643
2M → 4M5*1+4#6643#6639
4M → 6M13*1+12#6639#6627
6M → 8M34*1+33#6627#6594
8M → 9.6M6*0+6#6594#6588
9.6M → 10M10+1#6588#6587
10M → 10.5M000#6587#6587
10.5M → 12M6*1+5#6587#6582
12M → Finish12*0+12#6582#6570
TOTALS77*4+73

* 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