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SF MARATHON 2ND HALF 2026

Frank Chow

Bib: 23373•M•Age: 32

San Leandro, CA

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 23%
Gender (Male)
#0 / 2065
Top 31%
Division (M30-34)
#0 / 453
Top 31%
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
8:49/mi
17:39
↑ 138↓ 680.7%
4M
8:16/mi
34:10
↑ 1631.4%
6M
10:47/mi
55:44
↑ 55↓ 830.3%
8M
6:35/mi
1:08:55
↑ 65↓ 1510.8%
10M
8:26/mi
1:25:47
↑ 61↓ 1741.1%
12M
9:13/mi
1:44:13
↑ 41↓ 530.1%
Finish· 13.11 mi
9:16/mi
1:54:30
→ flat

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:44
Pace9:17 /mi
2nd Half
Distance7.11 mi
Time58:46
Pace8:16 /mi
📊Positive Split: 5.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:49:5717:398:4917:39
8:49
-
4M
4.00 mi09:06:2834:108:3316:31
8:16
-0:33
6M
6.00 mi09:28:0255:449:1721:34
10:47
+2:31
8M
8.00 mi09:41:131:08:558:3713:11
6:35
-4:12
10M
10.00 mi09:58:051:25:478:3516:52
8:26
+1:51
12M
12.00 mi10:16:311:44:138:4118:26
9:13
+0:47
Finish
13.11 mi10:26:481:54:308:4410:17
9:16
+0:03

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

6:35 /mi

Average Pace

8:44 /mi

Slowest Pace

10:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

13:11

12% of race

Time at Steady Pace

1:19:45

70% of race

Time at Slower Pace

21:34

19% of race

Average Pace: 8:44 /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 mi08:49:5717:398:4917:39
8:49
#1049
4M
4.00 mi09:06:2834:108:3316:31
8:16
#990
6M
6.00 mi09:28:0255:449:1721:34
10:47
#1002
8M
8.00 mi09:41:131:08:558:3713:11
6:35
#978
10M
10.00 mi09:58:051:25:478:3516:52
8:26
#886
12M
12.00 mi10:16:311:44:138:4118:26
9:13
#867
Finish
13.11 mi10:26:481:54:308:4410:17
9:16
#879
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi1049763177869(Top 23%)631(Top 31%)143(Top 32%)
4M4.00 mi2.00 mi990+59713+50160+171002(Top 26%)718(Top 35%)158(Top 35%)
6M6.00 mi2.00 mi1002-12723-10163-31052(Top 27%)760(Top 37%)169(Top 37%)
8M8.00 mi2.00 mi978+24708+15159+4915(Top 24%)671(Top 32%)149(Top 33%)
10M10.00 mi2.00 mi886+92656+52144+15598(Top 16%)464(Top 22%)110(Top 24%)
12M12.00 mi2.00 mi867+19640+16142+2869(Top 23%)631(Top 31%)143(Top 32%)
Finish13.11 mi1.11 mi879-12644-4141+11133(Top 30%)786(Top 38%)173(Top 38%)

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 23%
×9story building
+138ft-68ft

Overall

869

Males

631

M30-34

143

2M→4M

2.0 - 4.0 mi

Top 26%
×13story building
+163ft-19ft

Overall

1002

Males

718

M30-34

158

4M→6M

4.0 - 6.0 mi

Top 27%
×4story building
+55ft-83ft

Overall

1052

Males

760

M30-34

169

6M→8M

6.0 - 8.0 mi

Top 24%
×10story building
+65ft-151ft

Overall

915

Males

671

M30-34

149

8M→10M

8.0 - 10.0 mi

Top 16%
×10story building
+61ft-174ft

Overall

598

Males

464

M30-34

110

10M→12M

10.0 - 12.0 mi

Top 23%
×3story building
+41ft-53ft

Overall

869

Males

631

M30-34

143

12M→Finish

12.0 - 13.1 mi

Top 30%
×1human
+6ft-6ft

Overall

1133

Males

786

M30-34

173

Passing Analysis

Category:
Athletes Passed
296*
Passed By
126
Net Change
+170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1049
2M → 4M9435+59#1049#990
4M → 6M2638-12#990#1002
6M → 8M3612+24#1002#978
8M → 10M93*1+92#978#886
10M → 12M3516+19#886#867
12M → Finish1224-12#867#879
TOTALS296*126+170

* 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