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SF MARATHON 2ND HALF 2026

Jiachun Zhu

Bib: 25472•M•Age: 32

Fremont, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Gender (Male)
#0 / 2065
Division (M30-34)
#0 / 453
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
13:00/mi
26:01
↑ 138↓ 680.7%
4M
12:27/mi
50:54
↑ 1631.4%
6M
15:46/mi
1:22:26
↑ 55↓ 830.3%
8M
9:47/mi
1:42:01
↑ 65↓ 1510.8%
10M
13:27/mi
2:08:54
↑ 61↓ 1741.1%
12M
13:41/mi
2:36:16
↑ 41↓ 530.1%
Finish· 13.11 mi
14:44/mi
2:52:37
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:22:26
Pace13:44 /mi
2nd Half
Distance7.11 mi
Time1:30:11
Pace12:41 /mi
📊Positive Split: 9.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:17:4126:0113:0026:01
13:00
-
4M
4.00 mi09:42:3450:5412:4424:53
12:27
-0:33
6M
6.00 mi10:14:061:22:2613:4431:32
15:46
+3:19
8M
8.00 mi10:33:411:42:0112:4519:35
9:47
-5:59
10M
10.00 mi11:00:342:08:5412:5326:53
13:27
+3:40
12M
12.00 mi11:27:562:36:1613:0127:22
13:41
+0:14
Finish
13.11 mi11:44:172:52:3713:1016:21
14:44
+1:03

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

9:47 /mi

Average Pace

13:10 /mi

Slowest Pace

15:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

44:28

26% of race

Time at Steady Pace

1:20:16

46% of race

Time at Slower Pace

47:53

28% of race

Average Pace: 13:10 /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 mi09:17:4126:0113:0026:01
13:00
#3589
4M
4.00 mi09:42:3450:5412:4424:53
12:27
#3498
6M
6.00 mi10:14:061:22:2613:4431:32
15:46
#3492
8M
8.00 mi10:33:411:42:0112:4519:35
9:47
#3472
10M
10.00 mi11:00:342:08:5412:5326:53
13:27
#3431
12M
12.00 mi11:27:562:36:1613:0127:22
13:41
#3376
Finish
13.11 mi11:44:172:52:3713:1016:21
14:44
#3391
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi358919754323115(Top 81%)1761(Top 85%)398(Top 88%)
4M4.00 mi2.00 mi3498+911936+39426+63389(Top 88%)1884(Top 91%)416(Top 92%)
6M6.00 mi2.00 mi3492+61942-6428-23442(Top 90%)1924(Top 93%)423(Top 93%)
8M8.00 mi2.00 mi3472+201933+9427+13306(Top 86%)1866(Top 90%)422(Top 93%)
10M10.00 mi2.00 mi3431+411918+15420+73291(Top 86%)1851(Top 90%)414(Top 91%)
12M12.00 mi2.00 mi3376+551890+28417+33115(Top 81%)1761(Top 85%)398(Top 88%)
Finish13.11 mi1.11 mi3391-151895-5420-33458(Top 90%)1897(Top 92%)425(Top 94%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 81%
×9story building
+138ft-68ft

Overall

3115

Males

1761

M30-34

399

2M→4M

2.0 - 4.0 mi

Top 88%
×13story building
+163ft-19ft

Overall

3389

Males

1884

M30-34

417

4M→6M

4.0 - 6.0 mi

Top 90%
×4story building
+55ft-83ft

Overall

3442

Males

1924

M30-34

424

6M→8M

6.0 - 8.0 mi

Top 86%
×10story building
+65ft-151ft

Overall

3306

Males

1866

M30-34

423

8M→10M

8.0 - 10.0 mi

Top 86%
×10story building
+61ft-174ft

Overall

3291

Males

1851

M30-34

415

10M→12M

10.0 - 12.0 mi

Top 81%
×3story building
+41ft-53ft

Overall

3115

Males

1761

M30-34

399

12M→Finish

12.0 - 13.1 mi

Top 90%
×1human
+6ft-6ft

Overall

3458

Males

1897

M30-34

425

Passing Analysis

Category:
Athletes Passed
260*
Passed By
62
Net Change
+198
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3589
2M → 4M965+91#3589#3498
4M → 6M2923+6#3498#3492
6M → 8M23*3+20#3492#3472
8M → 10M44*3+41#3472#3431
10M → 12M583+55#3431#3376
12M → Finish10*25-15#3376#3391
TOTALS260*62+198

* 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