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SF MARATHON 1ST HALF 2026

Catherine Mai

Bib: 18780•F•Age: 30

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
13:11/mi
26:23
→ flat
4M
13:03/mi
52:29
↑ 67↓ 69
6M
13:18/mi
1:19:06
↑ 1231.1%
8M
14:18/mi
1:47:43
↑ 166↓ 531.1%
9.6M
10:25/mi
2:04:23
↑ 68↓ 1931.5%
10M
25:32/mi
2:14:35
↓ 241.1%
10.5M
6:52/mi
2:18:01
↓ 732.7%
12M
18:05/mi
2:45:09
↑ 2803.2%
Finish· 13.11 mi
13:22/mi
2:59:59
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:19:06
Pace13:11 /mi
2nd Half
Distance7.11 mi
Time1:40:53
Pace14:11 /mi
📊Positive Split: 27.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:17:1126:2313:1126:23
13:11
-
4M
4.00 mi07:43:1752:2913:0726:06
13:03
-0:08
6M
6.00 mi08:09:541:19:0613:1126:37
13:18
+0:15
8M
8.00 mi08:38:311:47:4313:2828:37
14:18
+1:00
9.6M
9.60 mi08:55:112:04:2312:5716:40
10:25
-3:53
10M
10.00 mi09:05:232:14:3513:2810:12
25:32
+15:07
10.5M
10.50 mi09:08:492:18:0113:093:26
6:52
-18:40
12M
12.00 mi09:35:572:45:0913:4627:08
18:05
+11:13
Finish
13.11 mi09:50:472:59:5913:4414:50
13:22
-4:43

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

6:52 /mi

Average Pace

13:44 /mi

Slowest Pace

25:32 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

20:06

11% of race

Time at Steady Pace

2:02:33

68% of race

Time at Slower Pace

37:20

21% of race

Average Pace: 13:44 /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 mi07:17:1126:2313:1126:23
13:11
#6448
4M
4.00 mi07:43:1752:2913:0726:06
13:03
#6331
6M
6.00 mi08:09:541:19:0613:1126:37
13:18
#6244
8M
8.00 mi08:38:311:47:4313:2828:37
14:18
#6221
9.6M
9.60 mi08:55:112:04:2312:5716:40
10:25
#6131
10M
10.00 mi09:05:232:14:3513:2810:12
25:32
#6117
10.5M
10.50 mi09:08:492:18:0113:093:26
6:52
#6128
12M
12.00 mi09:35:572:45:0913:4627:08
18:05
#6064
Finish
13.11 mi09:50:472:59:5913:4414:50
13:22
#6047
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 89%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

13:38

Segment Time

15:09/mi

Pace

0.90 mi

Distance

Overall

5831

Women

2505

Division

569

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi644828326345484(Top 83%)2326(Top 79%)530(Top 81%)
4M4.00 mi2.00 mi6331+1172754+78619+156132(Top 93%)2633(Top 90%)599(Top 92%)
6M6.00 mi2.00 mi6244+872695+59614+56025(Top 92%)2552(Top 87%)590(Top 91%)
8M8.00 mi2.00 mi6221+232674+21613+16063(Top 92%)2574(Top 88%)591(Top 91%)
9.6M9.60 mi1.60 mi6131+902621+53602+114479(Top 68%)1802(Top 62%)410(Top 63%)
10M10.00 mi0.40 mi6117+142621600+25762(Top 88%)2482(Top 85%)561(Top 86%)
10.5M10.50 mi0.50 mi6128-112629-8601-16103(Top 93%)2661(Top 91%)605(Top 93%)
12M12.00 mi1.50 mi6064+642595+34594+75484(Top 83%)2326(Top 79%)530(Top 81%)
Finish13.11 mi1.11 mi6047+172586+95945749(Top 87%)2481(Top 85%)564(Top 87%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 83%
~flat
+5ft-3ft

Overall

5484

Females

2326

F30-34

532

2M→4M

2.0 - 4.0 mi

Top 93%
×4story building
+67ft-69ft

Overall

6132

Females

2633

F30-34

602

4M→6M

4.0 - 6.0 mi

Top 92%
×9story building
+123ft-9ft

Overall

6025

Females

2552

F30-34

593

6M→8M

6.0 - 8.0 mi

Top 92%
×12story building
+166ft-53ft

Overall

6063

Females

2574

F30-34

593

8M→9.6M

8.0 - 9.6 mi

Top 68%
×13story building
+68ft-193ft

Overall

4479

Females

1802

F30-34

412

9.6M→10M

9.6 - 10.0 mi

Top 88%
×2story building
+0ft-24ft

Overall

5762

Females

2482

F30-34

563

10M→10.5M

10.0 - 10.5 mi

Top 93%
×6story building
+1ft-73ft

Overall

6103

Females

2661

F30-34

607

10.5M→12M

10.5 - 12.0 mi

Top 83%
×21story building
+280ft-26ft

Overall

5484

Females

2326

F30-34

532

12M→Finish

12.0 - 13.1 mi

Top 87%
×7story building
+14ft-89ft

Overall

5749

Females

2481

F30-34

564

Passing Analysis

Category:
Athletes Passed
554*
Passed By
153
Net Change
+401
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#6448
2M → 4M128*11+117#6448#6331
4M → 6M104*17+87#6331#6244
6M → 8M62*39+23#6244#6221
8M → 9.6M10818+90#6221#6131
9.6M → 10M3521+14#6131#6117
10M → 10.5M516-11#6117#6128
10.5M → 12M77*13+64#6128#6064
12M → Finish35*18+17#6064#6047
TOTALS554*153+401

* 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