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SF MARATHON 2ND HALF 2026

Menglian Zhou

Bib: 26182•F•Age: 36

Sunnyvale, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Female)
#0 / 1760
Division (F35-39)
#0 / 222
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
11:47/mi
23:35
↑ 138↓ 680.7%
4M
11:39/mi
46:53
↑ 1631.4%
6M
16:14/mi
1:19:22
↑ 55↓ 830.3%
8M
10:30/mi
1:40:23
↑ 65↓ 1510.8%
10M
14:30/mi
2:09:23
↑ 61↓ 1741.1%
12M
15:24/mi
2:40:12
↑ 41↓ 530.1%
Finish· 13.11 mi
14:27/mi
2:56:14
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:19:22
Pace13:14 /mi
2nd Half
Distance7.11 mi
Time1:36:52
Pace13:38 /mi
📊Positive Split: 22.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:16:5123:3511:4723:35
11:47
-
4M
4.00 mi09:40:0946:5311:4323:18
11:39
-0:08
6M
6.00 mi10:12:381:19:2213:1432:29
16:14
+4:35
8M
8.00 mi10:33:391:40:2312:3321:01
10:30
-5:44
10M
10.00 mi11:02:392:09:2312:5629:00
14:30
+4:00
12M
12.00 mi11:33:282:40:1213:2130:49
15:24
+0:54
Finish
13.11 mi11:49:302:56:1413:2716:02
14:27
-0:57

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

10:30 /mi

Average Pace

13:27 /mi

Slowest Pace

16:14 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:07:54

39% of race

Time at Steady Pace

1:15:51

43% of race

Time at Slower Pace

32:29

18% of race

Average Pace: 13:27 /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 mi09:16:5123:3511:4723:35
11:47
#3212
4M
4.00 mi09:40:0946:5311:4323:18
11:39
#3215
6M
6.00 mi10:12:381:19:2213:1432:29
16:14
#3360
8M
8.00 mi10:33:391:40:2312:3321:01
10:30
#3423
10M
10.00 mi11:02:392:09:2312:5629:00
14:30
#3445
12M
12.00 mi11:33:282:40:1213:2130:49
15:24
#3460
Finish
13.11 mi11:49:302:56:1413:2716:02
14:27
#3471
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF35-39Seg. OverallSeg. FemalesSeg. F35-39
2M2.00 mi2.00 mi321213691663497(Top 91%)1566(Top 89%)197(Top 89%)
4M4.00 mi2.00 mi3215-31371-2163+33156(Top 82%)1346(Top 76%)160(Top 72%)
6M6.00 mi2.00 mi3360-1451461-90173-103511(Top 91%)1554(Top 88%)189(Top 85%)
8M8.00 mi2.00 mi3423-631494-33183-103535(Top 92%)1571(Top 89%)200(Top 90%)
10M10.00 mi2.00 mi3445-221511-17187-43513(Top 91%)1568(Top 89%)193(Top 87%)
12M12.00 mi2.00 mi3460-151523-12190-33497(Top 91%)1566(Top 89%)197(Top 89%)
Finish13.11 mi1.11 mi3471-111530-71903406(Top 89%)1517(Top 86%)187(Top 84%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 91%
×9story building
+138ft-68ft

Overall

3497

Females

1566

F35-39

197

2M→4M

2.0 - 4.0 mi

Top 82%
×13story building
+163ft-19ft

Overall

3156

Females

1346

F35-39

161

4M→6M

4.0 - 6.0 mi

Top 91%
×4story building
+55ft-83ft

Overall

3511

Females

1554

F35-39

190

6M→8M

6.0 - 8.0 mi

Top 92%
×10story building
+65ft-151ft

Overall

3535

Females

1571

F35-39

201

8M→10M

8.0 - 10.0 mi

Top 91%
×10story building
+61ft-174ft

Overall

3513

Females

1568

F35-39

193

10M→12M

10.0 - 12.0 mi

Top 91%
×3story building
+41ft-53ft

Overall

3497

Females

1566

F35-39

197

12M→Finish

12.0 - 13.1 mi

Top 89%
×1human
+6ft-6ft

Overall

3406

Females

1517

F35-39

187

Passing Analysis

Category:
Athletes Passed
134*
Passed By
393
Net Change
-259
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3212
2M → 4M7982-3#3212#3215
4M → 6M10155-145#3215#3360
6M → 8M5*68-63#3360#3423
8M → 10M14*36-22#3423#3445
10M → 12M1025-15#3445#3460
12M → Finish16*27-11#3460#3471
TOTALS134*393-259

* 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