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SF MARATHON 2ND HALF 2026

Andy Lai

Bib: 24794•M•Age: 30

San Jose, 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
11:29/mi
22:58
↑ 138↓ 680.7%
4M
11:12/mi
45:21
↑ 1631.4%
6M
14:20/mi
1:14:02
↑ 55↓ 830.3%
8M
9:08/mi
1:32:19
↑ 65↓ 1510.8%
10M
12:28/mi
1:57:14
↑ 61↓ 1741.1%
12M
12:44/mi
2:22:42
↑ 41↓ 530.1%
Finish· 13.11 mi
11:46/mi
2:35:45
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:14:02
Pace12:20 /mi
2nd Half
Distance7.11 mi
Time1:21:43
Pace11:30 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi09:07:1522:5811:2922:58
11:29
-
4M
4.00 mi09:29:3845:2111:2022:23
11:12
-0:17
6M
6.00 mi09:58:191:14:0212:2028:41
14:20
+3:08
8M
8.00 mi10:16:361:32:1911:3218:17
9:08
-5:12
10M
10.00 mi10:41:311:57:1411:4324:55
12:28
+3:20
12M
12.00 mi11:06:592:22:4211:5425:28
12:44
+0:16
Finish
13.11 mi11:20:022:35:4511:5313:03
11:46
-0:58

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

9:08 /mi

Average Pace

11:53 /mi

Slowest Pace

14:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

18:17

12% of race

Time at Steady Pace

1:23:19

53% of race

Time at Slower Pace

54:09

35% of race

Average Pace: 11:53 /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 mi09:07:1522:5811:2922:58
11:29
#3077
4M
4.00 mi09:29:3845:2111:2022:23
11:12
#3016
6M
6.00 mi09:58:191:14:0212:2028:41
14:20
#3038
8M
8.00 mi10:16:361:32:1911:3218:17
9:08
#3050
10M
10.00 mi10:41:311:57:1411:4324:55
12:28
#3028
12M
12.00 mi11:06:592:22:4211:5425:28
12:44
#2991
Finish
13.11 mi11:20:022:35:4511:5313:03
11:46
#2944
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi307717783962797(Top 73%)1618(Top 78%)366(Top 81%)
4M4.00 mi2.00 mi3016+611745+33389+72962(Top 77%)1729(Top 84%)385(Top 85%)
6M6.00 mi2.00 mi3038-221760-15395-63058(Top 80%)1773(Top 86%)397(Top 88%)
8M8.00 mi2.00 mi3050-121770-10394+13025(Top 79%)1744(Top 84%)392(Top 87%)
10M10.00 mi2.00 mi3028+221753+173942952(Top 77%)1718(Top 83%)390(Top 86%)
12M12.00 mi2.00 mi2991+371736+173942797(Top 73%)1618(Top 78%)366(Top 81%)
Finish13.11 mi1.11 mi2944+471711+25387+72567(Top 67%)1503(Top 73%)335(Top 74%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 73%
×9story building
+138ft-68ft

Overall

2797

Males

1618

M30-34

367

2M→4M

2.0 - 4.0 mi

Top 77%
×13story building
+163ft-19ft

Overall

2962

Males

1729

M30-34

386

4M→6M

4.0 - 6.0 mi

Top 80%
×4story building
+55ft-83ft

Overall

3058

Males

1773

M30-34

398

6M→8M

6.0 - 8.0 mi

Top 79%
×10story building
+65ft-151ft

Overall

3025

Males

1744

M30-34

393

8M→10M

8.0 - 10.0 mi

Top 77%
×10story building
+61ft-174ft

Overall

2952

Males

1718

M30-34

391

10M→12M

10.0 - 12.0 mi

Top 73%
×3story building
+41ft-53ft

Overall

2797

Males

1618

M30-34

367

12M→Finish

12.0 - 13.1 mi

Top 67%
×1human
+6ft-6ft

Overall

2567

Males

1503

M30-34

335

Passing Analysis

Category:
Athletes Passed
334*
Passed By
201
Net Change
+133
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3077
2M → 4M11756+61#3077#3016
4M → 6M4365-22#3016#3038
6M → 8M24*36-12#3038#3050
8M → 10M49*27+22#3050#3028
10M → 12M4912+37#3028#2991
12M → Finish52*5+47#2991#2944
TOTALS334*201+133

* 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