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SF MARATHON 2ND HALF 2026

Renjie Zhu

Bib: 24685•M•Age: 33

Redwood City, 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

Start
0:00:00
Race begins
2M
21:41
Rank: #2715
Start → 2M
10:50/mi
21:41 split
4M
42:42
Rank: #2657 (+58)
2M → 4M
10:31/mi
21:01 split
6M
1:10:02
Rank: #2716 (-59)
4M → 6M
13:40/mi
27:20 split
8M
1:28:23
Rank: #2793 (-77)
6M → 8M
9:10/mi
18:21 split
10M
1:52:31
Rank: #2799 (-6)
8M → 10M
12:04/mi
24:08 split
12M
2:18:26
Rank: #2812 (-13)
10M → 12M
12:57/mi
25:55 split
Finish· 13.11 mi
2:31:48
Rank: #2809 (+3)
12M → Finish
12:03/mi
13:22 split

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:10:02
Pace11:40 /mi
2nd Half
Distance7.11 mi
Time1:21:46
Pace11:30 /mi
📊Positive Split: 16.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:00:0621:4110:5021:41
10:50
-
4M
4.00 mi09:21:0742:4210:4121:01
10:31
-0:19
6M
6.00 mi09:48:271:10:0211:4027:20
13:40
+3:09
8M
8.00 mi10:06:481:28:2311:0318:21
9:10
-4:30
10M
10.00 mi10:30:561:52:3111:1524:08
12:04
+2:54
12M
12.00 mi10:56:512:18:2611:3225:55
12:57
+0:53
Finish
13.11 mi11:10:132:31:4811:3513:22
12:03
-0:54

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

9:10 /mi

Average Pace

11:35 /mi

Slowest Pace

13:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:01:03

40% of race

Time at Steady Pace

37:30

25% of race

Time at Slower Pace

53:15

35% of race

Average Pace: 11:35 /mi

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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 mi09:00:0621:4110:5021:41
10:50
#2715
4M
4.00 mi09:21:0742:4210:4121:01
10:31
#2657
6M
6.00 mi09:48:271:10:0211:4027:20
13:40
#2716
8M
8.00 mi10:06:481:28:2311:0318:21
9:10
#2793
10M
10.00 mi10:30:561:52:3111:1524:08
12:04
#2799
12M
12.00 mi10:56:512:18:2611:3225:55
12:57
#2812
Finish
13.11 mi11:10:132:31:4811:3513:22
12:03
#2809
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi271516283712868(Top 75%)1657(Top 80%)373(Top 82%)
4M4.00 mi2.00 mi2657+581609+19359+122654(Top 69%)1598(Top 77%)355(Top 78%)
6M6.00 mi2.00 mi2716-591634-25369-102793(Top 73%)1663(Top 81%)378(Top 83%)
8M8.00 mi2.00 mi2793-771659-25378-93044(Top 79%)1751(Top 85%)394(Top 87%)
10M10.00 mi2.00 mi2799-61663-43782809(Top 73%)1650(Top 80%)379(Top 84%)
12M12.00 mi2.00 mi2812-131655+8374+42868(Top 75%)1657(Top 80%)373(Top 82%)
Finish13.11 mi1.11 mi2809+31652+3371+32697(Top 70%)1568(Top 76%)354(Top 78%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 75%
×9story building
+138ft-68ft

Overall

2868

Males

1657

M30-34

374

2M→4M

2.0 - 4.0 mi

Top 69%
×13story building
+163ft-19ft

Overall

2654

Males

1598

M30-34

356

4M→6M

4.0 - 6.0 mi

Top 73%
×4story building
+55ft-83ft

Overall

2793

Males

1663

M30-34

379

6M→8M

6.0 - 8.0 mi

Top 79%
×10story building
+65ft-151ft

Overall

3044

Males

1751

M30-34

395

8M→10M

8.0 - 10.0 mi

Top 73%
×10story building
+61ft-174ft

Overall

2809

Males

1650

M30-34

380

10M→12M

10.0 - 12.0 mi

Top 75%
×3story building
+41ft-53ft

Overall

2868

Males

1657

M30-34

374

12M→Finish

12.0 - 13.1 mi

Top 70%
×1human
+6ft-6ft

Overall

2697

Males

1568

M30-34

354

Passing Analysis

Category:
Athletes Passed
286*
Passed By
380
Net Change
-94
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#2715
2M → 4M14789+58#2715#2657
4M → 6M3796-59#2657#2716
6M → 8M1390-77#2716#2793
8M → 10M31*37-6#2793#2799
10M → 12M3043-13#2799#2812
12M → Finish28*25+3#2812#2809
TOTALS286*380-94

* 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