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SF MARATHON 2026

Nathan Zhong

Bib: 3145•M•Age: 23

Sunnyvale, CA

0:00
0:00
/ mi
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Overall
#0 / 7166
Top 17%
Gender (Male)
#0 / 5052
Top 21%
M20-29
#0 / 648
Top 23%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
2M
16:42
Rank: #1210
Start → 2M
16:42 | 8:21/mi
4M
33:25
Rank: #1151 (+59)
2M → 4M
16:43 | 8:22/mi
6M
49:35
Rank: #1031 (+120)
4M → 6M
16:10 | 8:05/mi
8M
1:05:35
Rank: #977 (+54)
6M → 8M
16:00 | 8:00/mi
9.6M
1:19:08
Rank: #957 (+20)
8M → 9.6M
13:33 | 8:28/mi
10M
1:21:23
Rank: #948 (+9)
9.6M → 10M
2:15 | 5:38/mi
10.5M
1:26:34
Rank: #931 (+17)
10M → 10.5M
5:11 | 10:22/mi
12M
1:38:04
Rank: #906 (+25)
10.5M → 12M
11:30 | 7:40/mi
14M
1:55:50
Rank: #910 (-4)
12M → 14M
17:46 | 8:53/mi
16M
2:12:15
Rank: #1028 (-118)
14M → 16M
16:25 | 8:13/mi
18M
2:28:40
Rank: #893 (+135)
16M → 18M
16:25 | 8:13/mi
20M
2:47:38
Rank: #974 (-81)
18M → 20M
18:58 | 9:29/mi
22M
3:04:23
Rank: #967 (+7)
20M → 22M
16:45 | 8:22/mi
24M
3:24:14
Rank: #1023 (-56)
22M → 24M
19:51 | 9:56/mi
Finish· 26.22 mi
3:49:22
Rank: #1218 (-195)
24M → Finish
25:08 | 11:20/mi

Course Map & Elevation

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Half Splits

1st Half· via 14M
Distance14.00 mi
Time1:55:50
Pace8:16 /mi
2nd Half✓ Faster
Distance12.22 mi
Time1:53:32
Pace9:18 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi05:33:2916:428:2116:42
8:21
-
4M
4.00 mi05:50:1233:258:2116:43
8:22
+0:01
6M
6.00 mi06:06:2249:358:1616:10
8:05
-0:17
8M
8.00 mi06:22:221:05:358:1216:00
8:00
-0:05
9.6M
9.60 mi06:35:551:19:088:1513:33
8:28
+0:28
10M
10.00 mi06:38:101:21:238:082:15
5:38
-2:50
10.5M
10.50 mi06:43:211:26:348:155:11
10:22
+4:44
12M
12.00 mi06:54:511:38:048:1011:30
7:40
-2:42
14M
14.00 mi07:12:371:55:508:1617:46
8:53
+1:13
16M
16.00 mi07:29:022:12:158:1616:25
8:13
-0:40
18M
18.00 mi07:45:272:28:408:1616:25
8:13
0:00
20M
20.00 mi08:04:252:47:388:2318:58
9:29
+1:16
22M
22.00 mi08:21:103:04:238:2316:45
8:22
-1:07
24M
24.00 mi08:41:013:24:148:3119:51
9:56
+1:34
Finish
26.22 mi09:06:093:49:228:4525:08
11:20
+1:24

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

8:45 /mi

Slowest Pace

11:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

13:45

6% of race

Time at Steady Pace

2:26:29

64% of race

Time at Slower Pace

1:09:08

30% of race

Average Pace: 8:45 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
2M
2.00 mi05:33:2916:428:2116:42
8:21
#1210
4M
4.00 mi05:50:1233:258:2116:43
8:22
#1151
6M
6.00 mi06:06:2249:358:1616:10
8:05
#1031
8M
8.00 mi06:22:221:05:358:1216:00
8:00
#977
9.6M
9.60 mi06:35:551:19:088:1513:33
8:28
#957
10M
10.00 mi06:38:101:21:238:082:15
5:38
#948
10.5M
10.50 mi06:43:211:26:348:155:11
10:22
#931
12M
12.00 mi06:54:511:38:048:1011:30
7:40
#906
14M
14.00 mi07:12:371:55:508:1617:46
8:53
#910
16M
16.00 mi07:29:022:12:158:1616:25
8:13
#1028
18M
18.00 mi07:45:272:28:408:1616:25
8:13
#893
20M
20.00 mi08:04:252:47:388:2318:58
9:29
#974
22M
22.00 mi08:21:103:04:238:2316:45
8:22
#967
24M
24.00 mi08:41:013:24:148:3119:51
9:56
#1023
Finish
26.22 mi09:06:093:49:228:4525:08
11:20
#1218
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Garmin Challenge
Featured Segment

Garmin Challenge

The climb, presented by Garmin

Top 10%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

7:26

Segment Time

8:16/mi

Pace

0.90 mi

Distance

Overall

711

Men

647

Division

98

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi12101058165865(Top 12%)766(Top 15%)120(Top 19%)
4M4.00 mi2.00 mi1151+591011+47155+101127(Top 16%)991(Top 20%)146(Top 23%)
6M6.00 mi2.00 mi1031+120915+96140+15847(Top 12%)759(Top 15%)113(Top 17%)
8M8.00 mi2.00 mi977+54873+42132+8846(Top 12%)753(Top 15%)113(Top 17%)
9.6M9.60 mi1.60 mi957+20856+17132926(Top 13%)831(Top 16%)134(Top 21%)
10M10.00 mi0.40 mi948+9848+8131+1961(Top 13%)855(Top 17%)117(Top 18%)
10.5M10.50 mi0.50 mi931+17832+16129+2695(Top 10%)626(Top 12%)96(Top 15%)
12M12.00 mi1.50 mi906+25806+26125+4865(Top 12%)766(Top 15%)120(Top 19%)
14M14.00 mi2.00 mi910-4811-5124+11058(Top 15%)932(Top 18%)136(Top 21%)
16M16.00 mi2.00 mi1028-118912-101140-162443(Top 34%)1946(Top 39%)288(Top 44%)
18M18.00 mi2.00 mi893+135796+116120+20559(Top 8%)491(Top 10%)75(Top 12%)
20M20.00 mi2.00 mi974-81860-64125-52037(Top 28%)1662(Top 33%)244(Top 38%)
22M22.00 mi2.00 mi967+7856+4123+21267(Top 18%)1051(Top 21%)147(Top 23%)
24M24.00 mi2.00 mi1023-56887-31127-41688(Top 24%)1339(Top 27%)182(Top 28%)
Finish26.22 mi2.22 mi1218-1951039-152146-193871(Top 54%)2805(Top 56%)388(Top 60%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
×1human
+6ft-11ft

Overall

865

Males

766

M20-24

121

2M→4M

2.0 - 4.0 mi

Top 16%
×4stories
+75ft-70ft

Overall

1127

Males

991

M20-24

148

4M→6M

4.0 - 6.0 mi

Top 12%
×5stories
+71ft-18ft

Overall

847

Males

759

M20-24

116

6M→8M

6.0 - 8.0 mi

Top 12%
×9stories
+106ft-21ft

Overall

846

Males

753

M20-24

115

8M→9.6M

8.0 - 9.6 mi

Top 13%
×13stories
+117ft-177ft

Overall

926

Males

831

M20-24

135

9.6M→10M

9.6 - 10.0 mi

Top 13%
×1story
+17ft-12ft

Overall

961

Males

855

M20-24

118

10M→10.5M

10.0 - 10.5 mi

Top 10%
×9stories
+0ft-102ft

Overall

695

Males

626

M20-24

97

10.5M→12M

10.5 - 12.0 mi

Top 12%
×18stories
+304ft-125ft

Overall

865

Males

766

M20-24

121

12M→14M

12.0 - 14.0 mi

Top 15%
×9stories
+99ft-125ft

Overall

1058

Males

932

M20-24

137

14M→16M

14.0 - 16.0 mi

Top 34%
×9stories
+124ft-78ft

Overall

2443

Males

1946

M20-24

289

16M→18M

16.0 - 18.0 mi

Top 8%
×8stories
+106ft-45ft

Overall

559

Males

491

M20-24

75

18M→20M

18.0 - 20.0 mi

Top 28%
×3stories
+52ft-26ft

Overall

2037

Males

1662

M20-24

245

20M→22M

20.0 - 22.0 mi

Top 18%
×21stories
+17ft-266ft

Overall

1267

Males

1051

M20-24

147

22M→24M

22.0 - 24.0 mi

Top 24%
×3stories
+70ft-85ft

Overall

1688

Males

1339

M20-24

182

24M→Finish

24.0 - 26.2 mi

Top 54%
~flat
+2ft-2ft

Overall

3871

Males

2805

M20-24

388

Passing Analysis

Category:
Athletes Passed
629*
Passed By
637
Net Change
-8
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1210
2M → 4M10142+59#1210#1151
4M → 6M1244+120#1151#1031
6M → 8M59*5+54#1031#977
8M → 9.6M3515+20#977#957
9.6M → 10M101+9#957#948
10M → 10.5M214+17#948#931
10.5M → 12M3611+25#931#906
12M → 14M19*23-4#906#910
14M → 16M18*136-118#910#1028
16M → 18M1449+135#1028#893
18M → 20M11*92-81#893#974
20M → 22M29*22+7#974#967
22M → 24M20*76-56#967#1023
24M → Finish2*197-195#1023#1218
TOTALS629*637-8

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

📊

Passing Visuals

Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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