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SF MARATHON 1ST HALF 2026

Jimin Zhou

Bib: 15709•M•Age: 31

Stanford, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 14%
Gender (Male)
#0 / 3619
Top 21%
Division (M30-34)
#0 / 772
Top 22%
Race Day Weather
59°/49°F
scattered clouds

⏱️ Race Timeline

Course Elevation
10–277 ft
≈
×22story building
•▲ 774 ft climb · ▼ 557 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
2M
8:48/mi
17:37
→ flat
4M
8:52/mi
35:20
↑ 67↓ 69
6M
8:32/mi
52:24
↑ 1231.1%
8M
8:21/mi
1:09:07
↑ 166↓ 531.1%
9.6M
8:21/mi
1:22:29
↑ 68↓ 1931.5%
10M
15:26/mi
1:28:39
↓ 241.1%
10.5M
4:14/mi
1:30:46
↓ 732.7%
12M
11:18/mi
1:47:43
↑ 2803.2%
Finish· 13.11 mi
8:41/mi
1:57:21
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time52:24
Pace8:44 /mi
2nd Half
Distance7.11 mi
Time1:04:57
Pace9:08 /mi
📊Positive Split: 24.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:00:2517:378:4817:37
8:48
-
4M
4.00 mi07:18:0835:208:5017:43
8:52
+0:04
6M
6.00 mi07:35:1252:248:4417:04
8:32
-0:20
8M
8.00 mi07:51:551:09:078:3816:43
8:21
-0:11
9.6M
9.60 mi08:05:171:22:298:3613:22
8:21
0:00
10M
10.00 mi08:11:271:28:398:526:10
15:26
+7:05
10.5M
10.50 mi08:13:341:30:468:392:07
4:14
-11:12
12M
12.00 mi08:30:311:47:438:5916:57
11:18
+7:04
Finish
13.11 mi08:40:091:57:218:579:38
8:41
-2:37

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

4:14 /mi

Average Pace

8:57 /mi

Slowest Pace

15:26 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:07

2% of race

Time at Steady Pace

1:32:07

78% of race

Time at Slower Pace

23:07

20% of race

Average Pace: 8:57 /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 mi07:00:2517:378:4817:37
8:48
#1264
4M
4.00 mi07:18:0835:208:5017:43
8:52
#1238
6M
6.00 mi07:35:1252:248:4417:04
8:32
#1079
8M
8.00 mi07:51:551:09:078:3816:43
8:21
#915
9.6M
9.60 mi08:05:171:22:298:3613:22
8:21
#1014
10M
10.00 mi08:11:271:28:398:526:10
15:26
#988
10.5M
10.50 mi08:13:341:30:468:392:07
4:14
#992
12M
12.00 mi08:30:311:47:438:5916:57
11:18
#907
Finish
13.11 mi08:40:091:57:218:579:38
8:41
#916
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 14%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:17

Segment Time

9:12/mi

Pace

0.90 mi

Distance

Overall

920

Men

735

Division

168

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM30-34Seg. OverallSeg. MalesSeg. M30-34
2M2.00 mi2.00 mi1264986209779(Top 12%)620(Top 17%)141(Top 18%)
4M4.00 mi2.00 mi1238+26974+12211-21215(Top 18%)970(Top 27%)214(Top 28%)
6M6.00 mi2.00 mi1079+159862+112184+27879(Top 13%)714(Top 20%)154(Top 20%)
8M8.00 mi2.00 mi915+164751+111163+21688(Top 10%)592(Top 16%)123(Top 16%)
9.6M9.60 mi1.60 mi1014-99818-67181-181938(Top 29%)1283(Top 35%)277(Top 36%)
10M10.00 mi0.40 mi988+26800+18179+2922(Top 14%)720(Top 20%)160(Top 21%)
10.5M10.50 mi0.50 mi992-4803-31791101(Top 17%)871(Top 24%)197(Top 26%)
12M12.00 mi1.50 mi907+85734+69166+13779(Top 12%)620(Top 17%)141(Top 18%)
Finish13.11 mi1.11 mi916-9747-13172-61284(Top 20%)984(Top 27%)219(Top 28%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 12%
~flat
+5ft-3ft

Overall

779

Males

620

M30-34

142

2M→4M

2.0 - 4.0 mi

Top 18%
×4story building
+67ft-69ft

Overall

1215

Males

970

M30-34

215

4M→6M

4.0 - 6.0 mi

Top 13%
×9story building
+123ft-9ft

Overall

879

Males

714

M30-34

155

6M→8M

6.0 - 8.0 mi

Top 10%
×12story building
+166ft-53ft

Overall

688

Males

592

M30-34

124

8M→9.6M

8.0 - 9.6 mi

Top 29%
×13story building
+68ft-193ft

Overall

1938

Males

1283

M30-34

278

9.6M→10M

9.6 - 10.0 mi

Top 14%
×2story building
+0ft-24ft

Overall

922

Males

720

M30-34

161

10M→10.5M

10.0 - 10.5 mi

Top 17%
×6story building
+1ft-73ft

Overall

1101

Males

871

M30-34

198

10.5M→12M

10.5 - 12.0 mi

Top 12%
×21story building
+280ft-26ft

Overall

779

Males

620

M30-34

142

12M→Finish

12.0 - 13.1 mi

Top 20%
×7story building
+14ft-89ft

Overall

1284

Males

984

M30-34

219

Passing Analysis

Category:
Athletes Passed
619*
Passed By
271
Net Change
+348
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1264
2M → 4M9771+26#1264#1238
4M → 6M1656+159#1238#1079
6M → 8M17410+164#1079#915
8M → 9.6M24123-99#915#1014
9.6M → 10M282+26#1014#988
10M → 10.5M48-4#988#992
10.5M → 12M10318+85#992#907
12M → Finish24*33-9#907#916
TOTALS619*271+348

* 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

Race Place Events

Race Place Events