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SF MARATHON 2ND HALF 2026

Dustin Zhou

San Francisco, CA

Bib: 23649 M 25

0:00
0:00
/ mi
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Overall
#0 / 3840
Top 8%
Gender (Male)
#0 / 2065
Top 12%
Division (M25-29)
#0 / 503
Top 13%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
48 ft elev
2M
8:00/mi
16:01
↑ 138↓ 680.7%
122 ft elev
4M
7:04/mi
30:08
↑ 1631.4%
280 ft elev
6M
9:15/mi
48:38
↑ 55↓ 830.3%
247 ft elev
8M
5:30/mi
59:39
↑ 65↓ 1510.8%
143 ft elev
10M
7:39/mi
1:14:56
↑ 61↓ 1741.1%
25 ft elev
12M
8:30/mi
1:31:56
↑ 41↓ 530.1%
12 ft elev
Finish· 13.11 mi
8:00/mi
1:40:48
→ flat
11 ft elev
Course Elevation
9–292 ft
≈
×24story building
•▲ 548 ft climb · ▼ 587 ft descent

The Course

Half Splits

1st Half· via 6M
48:388:06 /mi⚡ faster
2nd Half
52:107:20 /mi+7.3%
Positive split — 7.3% slower in the second half
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Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi08:58:0616:018:0016:01
8:00
-
4M
4.00 mi09:12:1330:087:3214:07
7:04
-0:56
6M
6.00 mi09:30:4348:388:0618:30
9:15
+2:11
8M
8.00 mi09:41:4459:397:2711:01
5:30
-3:45
10M
10.00 mi09:57:011:14:567:3015:17
7:39
+2:09
12M
12.00 mi10:14:011:31:567:4017:00
8:30
+0:51
Finish
13.11 mi10:22:531:40:487:418:52
8:00
-0:30

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

5:30 /mi

Average Pace

7:41 /mi

Slowest Pace

9:15 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

25:08

25% of race

Time at Steady Pace

57:10

57% of race

Time at Slower Pace

18:30

18% of race

Average Pace: 7:41 /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 mi08:58:0616:018:0016:01
8:00
#486
4M
4.00 mi09:12:1330:087:3214:07
7:04
#371
6M
6.00 mi09:30:4348:388:0618:30
9:15
#322
8M
8.00 mi09:41:4459:397:2711:01
5:30
#297
10M
10.00 mi09:57:011:14:567:3015:17
7:39
#282
12M
12.00 mi10:14:011:31:567:4017:00
8:30
#310
Finish
13.11 mi10:22:531:40:487:418:52
8:00
#316
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi48637910049037698
4M4.00 mi2.00 mi371+115300+7982+1828623366
6M6.00 mi2.00 mi322+49261+3976+630024470
8M8.00 mi2.00 mi297+25242+1969+720916849
10M10.00 mi2.00 mi282+15228+1465+425821061
12M12.00 mi2.00 mi310-28250-2266-149037698
Finish13.11 mi1.11 mi316-6253-365+142833288

Segment Performance Analysis

10M→12M

0.0 - 2.0 mi

Top 13%
×9story building
+138ft-68ft

Overall

490

Males

376

M25-29

98

2M→4M

2.0 - 4.0 mi

Top 7%
×13story building
+163ft-19ft

Overall

286

Males

233

M25-29

66

4M→6M

4.0 - 6.0 mi

Top 8%
×4story building
+55ft-83ft

Overall

300

Males

244

M25-29

70

6M→8M

6.0 - 8.0 mi

Top 5%
×10story building
+65ft-151ft

Overall

209

Males

168

M25-29

49

8M→10M

8.0 - 10.0 mi

Top 7%
×10story building
+61ft-174ft

Overall

258

Males

210

M25-29

61

10M→12M

10.0 - 12.0 mi

Top 13%
×3story building
+41ft-53ft

Overall

490

Males

376

M25-29

98

12M→Finish

12.0 - 13.1 mi

Top 11%
×1human
+6ft-6ft

Overall

428

Males

332

M25-29

88

Passing Analysis

Category:
Athletes Passed
219
Passed By
49
Net Change
+170
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#486
2M → 4M1161+115#486#371
4M → 6M534+49#371#322
6M → 8M261+25#322#297
8M → 10M172+15#297#282
10M → 12M129-28#282#310
12M → Finish612-6#310#316
TOTALS21949+170

Passing Charts

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