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SF MARATHON 1ST HALF 2026

Thembelihle Zulu

Bib: 17360•F•Age: 30

Sunnyvale, 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
11:59/mi
23:59
→ flat
4M
12:02/mi
48:02
↑ 67↓ 69
6M
11:52/mi
1:11:46
↑ 1231.1%
8M
11:16/mi
1:34:18
↑ 166↓ 531.1%
9.6M
11:16/mi
1:52:20
↑ 68↓ 1931.5%
10M
21:16/mi
2:00:50
↓ 241.1%
10.5M
5:54/mi
2:03:47
↓ 732.7%
12M
15:29/mi
2:27:01
↑ 2803.2%
Finish· 13.11 mi
10:48/mi
2:39:00
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:11:46
Pace11:58 /mi
2nd Half
Distance7.11 mi
Time1:27:14
Pace12:16 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:02:2723:5911:5923:59
11:59
-
4M
4.00 mi07:26:3048:0212:0124:03
12:02
+0:03
6M
6.00 mi07:50:141:11:4611:5823:44
11:52
-0:10
8M
8.00 mi08:12:461:34:1811:4722:32
11:16
-0:36
9.6M
9.60 mi08:30:481:52:2011:4218:02
11:16
0:00
10M
10.00 mi08:39:182:00:5012:058:30
21:16
+10:00
10.5M
10.50 mi08:42:152:03:4711:472:57
5:54
-15:22
12M
12.00 mi09:05:292:27:0112:1523:14
15:29
+9:35
Finish
13.11 mi09:17:282:39:0012:0811:59
10:48
-4:41

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

5:54 /mi

Average Pace

12:08 /mi

Slowest Pace

21:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:57

2% of race

Time at Steady Pace

2:04:19

78% of race

Time at Slower Pace

31:44

20% of race

Average Pace: 12:08 /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 mi07:02:2723:5911:5923:59
11:59
#5872
4M
4.00 mi07:26:3048:0212:0124:03
12:02
#5683
6M
6.00 mi07:50:141:11:4611:5823:44
11:52
#5419
8M
8.00 mi08:12:461:34:1811:4722:32
11:16
#4997
9.6M
9.60 mi08:30:481:52:2011:4218:02
11:16
#5111
10M
10.00 mi08:39:182:00:5012:058:30
21:16
#5010
10.5M
10.50 mi08:42:152:03:4711:472:57
5:54
#5001
12M
12.00 mi09:05:292:27:0112:1523:14
15:29
#4778
Finish
13.11 mi09:17:282:39:0012:0811:59
10:48
#4662
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 66%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:27

Segment Time

12:44/mi

Pace

0.90 mi

Distance

Overall

4358

Women

1676

Division

392

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF30-34Seg. OverallSeg. FemalesSeg. F30-34
2M2.00 mi2.00 mi587224675613902(Top 59%)1451(Top 50%)330(Top 51%)
4M4.00 mi2.00 mi5683+1892344+123533+285445(Top 83%)2207(Top 75%)511(Top 78%)
6M6.00 mi2.00 mi5419+2642176+168511+224920(Top 75%)1889(Top 64%)456(Top 70%)
8M8.00 mi2.00 mi4997+4221922+254445+663833(Top 58%)1321(Top 45%)308(Top 47%)
9.6M9.60 mi1.60 mi5111-1142002-80472-275268(Top 80%)2210(Top 75%)506(Top 78%)
10M10.00 mi0.40 mi5010+1011945+57459+134212(Top 64%)1604(Top 55%)362(Top 56%)
10.5M10.50 mi0.50 mi5001+91938+7457+25186(Top 79%)2115(Top 72%)486(Top 75%)
12M12.00 mi1.50 mi4778+2231839+99433+243902(Top 59%)1451(Top 50%)330(Top 51%)
Finish13.11 mi1.11 mi4662+1161779+60422+113817(Top 58%)1418(Top 48%)330(Top 51%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 59%
~flat
+5ft-3ft

Overall

3902

Females

1451

F30-34

332

2M→4M

2.0 - 4.0 mi

Top 83%
×4story building
+67ft-69ft

Overall

5445

Females

2207

F30-34

514

4M→6M

4.0 - 6.0 mi

Top 75%
×9story building
+123ft-9ft

Overall

4920

Females

1889

F30-34

459

6M→8M

6.0 - 8.0 mi

Top 58%
×12story building
+166ft-53ft

Overall

3833

Females

1321

F30-34

310

8M→9.6M

8.0 - 9.6 mi

Top 80%
×13story building
+68ft-193ft

Overall

5268

Females

2210

F30-34

508

9.6M→10M

9.6 - 10.0 mi

Top 64%
×2story building
+0ft-24ft

Overall

4212

Females

1604

F30-34

364

10M→10.5M

10.0 - 10.5 mi

Top 79%
×6story building
+1ft-73ft

Overall

5186

Females

2115

F30-34

488

10.5M→12M

10.5 - 12.0 mi

Top 59%
×21story building
+280ft-26ft

Overall

3902

Females

1451

F30-34

332

12M→Finish

12.0 - 13.1 mi

Top 58%
×7story building
+14ft-89ft

Overall

3817

Females

1418

F30-34

330

Passing Analysis

Category:
Athletes Passed
1518*
Passed By
308
Net Change
+1210
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5872
2M → 4M231*42+189#5872#5683
4M → 6M283*19+264#5683#5419
6M → 8M428*6+422#5419#4997
8M → 9.6M68182-114#4997#5111
9.6M → 10M11312+101#5111#5010
10M → 10.5M178+9#5010#5001
10.5M → 12M258*35+223#5001#4778
12M → Finish120*4+116#4778#4662
TOTALS1518*308+1210

* 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