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SF MARATHON 2026

Jason Zheng

Bib: 2061•M•Age: 31

Monrovia, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 19%
Gender (Male)
#0 / 5052
Top 22%
Division (M30-34)
#0 / 1040
Top 23%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
2M
17:30
Rank: #1760
Start → 2M
17:30 | 8:45/mi
4M
34:57
Rank: #1706 (+54)
2M → 4M
17:27 | 8:44/mi
6M
52:11
Rank: #1609 (+97)
4M → 6M
17:14 | 8:37/mi
8M
1:09:18
Rank: #1609
6M → 8M
17:07 | 8:33/mi
9.6M
1:22:49
Rank: #1427 (+182)
8M → 9.6M
13:31 | 8:27/mi
10M
1:25:04
Rank: #1408 (+19)
9.6M → 10M
2:15 | 5:38/mi
10.5M
1:30:30
Rank: #1361 (+47)
10M → 10.5M
5:26 | 10:52/mi
12M
1:42:27
Rank: #1335 (+26)
10.5M → 12M
11:57 | 7:58/mi
14M
2:00:04
Rank: #1260 (+75)
12M → 14M
17:37 | 8:48/mi
16M
2:13:11
Rank: #1107 (+153)
14M → 16M
13:07 | 6:33/mi
18M
2:32:29
Rank: #1137 (-30)
16M → 18M
19:18 | 9:39/mi
20M
2:49:53
Rank: #1106 (+31)
18M → 20M
17:24 | 8:42/mi
22M
3:05:57
Rank: #1071 (+35)
20M → 22M
16:04 | 8:02/mi
24M
3:26:25
Rank: #1110 (-39)
22M → 24M
20:28 | 10:14/mi
Finish· 26.22 mi
3:52:00
Rank: #1345 (-235)
24M → Finish
25:35 | 11:32/mi

The Course

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time2:00:04
Pace8:35 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:51:56
Pace9:10 /mi
📊Negative Split: 6.8% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:40:4917:308:4517:30
8:45
-
4M
4.00 mi05:58:1634:578:4417:27
8:44
-0:01
6M
6.00 mi06:15:3052:118:4217:14
8:37
-0:07
8M
8.00 mi06:32:371:09:188:4017:07
8:33
-0:04
9.6M
9.60 mi06:46:081:22:498:3813:31
8:27
-0:06
10M
10.00 mi06:48:231:25:048:302:15
5:38
-2:49
10.5M
10.50 mi06:53:491:30:308:375:26
10:52
+5:14
12M
12.00 mi07:05:461:42:278:3211:57
7:58
-2:54
14M
14.00 mi07:23:232:00:048:3517:37
8:48
+0:50
16M
16.00 mi07:36:302:13:118:1913:07
6:33
-2:15
18M
18.00 mi07:55:482:32:298:2819:18
9:39
+3:06
20M
20.00 mi08:13:122:49:538:3017:24
8:42
-0:57
22M
22.00 mi08:29:163:05:578:2716:04
8:02
-0:40
24M
24.00 mi08:49:443:26:258:3620:28
10:14
+2:12
Finish
26.22 mi09:15:193:52:008:5125:35
11:32
+1:18

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

5:38 /mi

Average Pace

8:51 /mi

Slowest Pace

11:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

27:19

12% of race

Time at Steady Pace

2:13:54

58% of race

Time at Slower Pace

1:10:47

31% of race

Average Pace: 8:51 /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...
0mi6.6mi13.1mi19.7mi26.2mi
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 mi05:40:4917:308:4517:30
8:45
#1760
4M
4.00 mi05:58:1634:578:4417:27
8:44
#1706
6M
6.00 mi06:15:3052:118:4217:14
8:37
#1609
8M
8.00 mi06:32:371:09:188:4017:07
8:33
#1609
9.6M
9.60 mi06:46:081:22:498:3813:31
8:27
#1427
10M
10.00 mi06:48:231:25:048:302:15
5:38
#1408
10.5M
10.50 mi06:53:491:30:308:375:26
10:52
#1361
12M
12.00 mi07:05:461:42:278:3211:57
7:58
#1335
14M
14.00 mi07:23:232:00:048:3517:37
8:48
#1260
16M
16.00 mi07:36:302:13:118:1913:07
6:33
#1107
18M
18.00 mi07:55:482:32:298:2819:18
9:39
#1137
20M
20.00 mi08:13:122:49:538:3017:24
8:42
#1106
22M
22.00 mi08:29:163:05:578:2716:04
8:02
#1071
24M
24.00 mi08:49:443:26:258:3620:28
10:14
#1110
Finish
26.22 mi09:15:193:52:008:5125:35
11:32
#1345
Faster pace
Steady pace
Slower pace
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 13%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:41

Segment Time

8:32/mi

Pace

0.90 mi

Distance

Overall

965

Men

861

Division

188

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi176015193301218(Top 17%)1061(Top 21%)224(Top 22%)
4M4.00 mi2.00 mi1706+541472+47318+121673(Top 23%)1440(Top 29%)305(Top 29%)
6M6.00 mi2.00 mi1609+971390+82296+221519(Top 21%)1311(Top 26%)275(Top 26%)
8M8.00 mi2.00 mi16091397-7297-11651(Top 23%)1421(Top 28%)311(Top 30%)
9.6M9.60 mi1.60 mi1427+1821239+158265+32892(Top 12%)800(Top 16%)168(Top 16%)
10M10.00 mi0.40 mi1408+191223+16264+1970(Top 14%)863(Top 17%)189(Top 18%)
10.5M10.50 mi0.50 mi1361+471183+40256+81066(Top 15%)942(Top 19%)208(Top 20%)
12M12.00 mi1.50 mi1335+261163+20248+81218(Top 17%)1061(Top 21%)224(Top 22%)
14M14.00 mi2.00 mi1260+751108+55232+16973(Top 14%)863(Top 17%)190(Top 18%)
16M16.00 mi2.00 mi1107+153977+131203+29537(Top 7%)484(Top 10%)108(Top 10%)
18M18.00 mi2.00 mi1137-301001-24210-71870(Top 26%)1546(Top 31%)340(Top 33%)
20M20.00 mi2.00 mi1106+31971+30206+41061(Top 15%)907(Top 18%)194(Top 19%)
22M22.00 mi2.00 mi1071+35932+39203+3894(Top 12%)764(Top 15%)164(Top 16%)
24M24.00 mi2.00 mi1110-39957-25207-42035(Top 28%)1573(Top 31%)328(Top 32%)
Finish26.22 mi2.22 mi1345-2351131-174241-344073(Top 57%)2944(Top 58%)589(Top 57%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 17%
×1human
+6ft-11ft

Overall

1218

Males

1061

M30-34

226

2M→4M

2.0 - 4.0 mi

Top 23%
×4stories
+75ft-70ft

Overall

1673

Males

1440

M30-34

307

4M→6M

4.0 - 6.0 mi

Top 21%
×5stories
+71ft-18ft

Overall

1519

Males

1311

M30-34

277

6M→8M

6.0 - 8.0 mi

Top 23%
×9stories
+106ft-21ft

Overall

1651

Males

1421

M30-34

313

8M→9.6M

8.0 - 9.6 mi

Top 12%
×13stories
+117ft-177ft

Overall

892

Males

800

M30-34

170

9.6M→10M

9.6 - 10.0 mi

Top 14%
×1story
+17ft-12ft

Overall

970

Males

863

M30-34

191

10M→10.5M

10.0 - 10.5 mi

Top 15%
×9stories
+0ft-102ft

Overall

1066

Males

942

M30-34

211

10.5M→12M

10.5 - 12.0 mi

Top 17%
×18stories
+304ft-125ft

Overall

1218

Males

1061

M30-34

226

12M→14M

12.0 - 14.0 mi

Top 14%
×9stories
+99ft-125ft

Overall

973

Males

863

M30-34

192

14M→16M

14.0 - 16.0 mi

Top 7%
×9stories
+124ft-78ft

Overall

537

Males

484

M30-34

108

16M→18M

16.0 - 18.0 mi

Top 26%
×8stories
+106ft-45ft

Overall

1870

Males

1546

M30-34

341

18M→20M

18.0 - 20.0 mi

Top 15%
×3stories
+52ft-26ft

Overall

1061

Males

907

M30-34

194

20M→22M

20.0 - 22.0 mi

Top 12%
×21stories
+17ft-266ft

Overall

894

Males

764

M30-34

164

22M→24M

22.0 - 24.0 mi

Top 28%
×3stories
+70ft-85ft

Overall

2035

Males

1573

M30-34

329

24M→Finish

24.0 - 26.2 mi

Top 57%
~flat
+2ft-2ft

Overall

4073

Males

2944

M30-34

589

Passing Analysis

Category:
Athletes Passed
982*
Passed By
567
Net Change
+415
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1760
2M → 4M10551+54#1760#1706
4M → 6M11417+97#1706#1609
6M → 8M56*560#1609#1609
8M → 9.6M1831+182#1609#1427
9.6M → 10M212+19#1427#1408
10M → 10.5M503+47#1408#1361
10.5M → 12M4317+26#1361#1335
12M → 14M82*7+75#1335#1260
14M → 16M154*1+153#1260#1107
16M → 18M5181-30#1107#1137
18M → 20M45*14+31#1137#1106
20M → 22M54*19+35#1106#1071
22M → 24M21*60-39#1071#1110
24M → Finish3*238-235#1110#1345
TOTALS982*567+415

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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