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SF MARATHON 1ST HALF 2026

Mao-Feng Sun

Bib: 12327•M•Age: 63

Los Altos, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M60-64)
#0 / 87
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
10:21/mi
20:42
→ flat
4M
10:35/mi
41:51
↑ 67↓ 69
6M
10:38/mi
1:03:08
↑ 1231.1%
8M
12:37/mi
1:28:22
↑ 166↓ 531.1%
9.6M
9:24/mi
1:43:25
↑ 68↓ 1931.5%
10M
20:54/mi
1:51:46
↓ 241.1%
10.5M
5:22/mi
1:54:27
↓ 732.7%
12M
16:56/mi
2:19:51
↑ 2803.2%
Finish· 13.11 mi
11:38/mi
2:32:45
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:03:08
Pace10:31 /mi
2nd Half
Distance7.11 mi
Time1:29:37
Pace12:36 /mi
📊Positive Split: 41.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:3020:4210:2120:42
10:21
-
4M
4.00 mi07:19:3941:5110:2821:09
10:35
+0:14
6M
6.00 mi07:40:561:03:0810:3121:17
10:38
+0:03
8M
8.00 mi08:06:101:28:2211:0325:14
12:37
+1:59
9.6M
9.60 mi08:21:131:43:2510:4615:03
9:24
-3:13
10M
10.00 mi08:29:341:51:4611:118:21
20:54
+11:30
10.5M
10.50 mi08:32:151:54:2710:542:41
5:22
-15:32
12M
12.00 mi08:57:392:19:5111:3925:24
16:56
+11:34
Finish
13.11 mi09:10:332:32:4511:3912:54
11:38
-5:18

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

5:22 /mi

Average Pace

11:39 /mi

Slowest Pace

20:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:41

2% of race

Time at Steady Pace

1:56:19

76% of race

Time at Slower Pace

33:45

22% of race

Average Pace: 11:39 /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 mi06:58:3020:4210:2120:42
10:21
#3658
4M
4.00 mi07:19:3941:5110:2821:09
10:35
#3646
6M
6.00 mi07:40:561:03:0810:3121:17
10:38
#3533
8M
8.00 mi08:06:101:28:2211:0325:14
12:37
#4009
9.6M
9.60 mi08:21:131:43:2510:4615:03
9:24
#3839
10M
10.00 mi08:29:341:51:4611:118:21
20:54
#3833
10.5M
10.50 mi08:32:151:54:2710:542:41
5:22
#3839
12M
12.00 mi08:57:392:19:5111:3925:24
16:56
#4061
Finish
13.11 mi09:10:332:32:4511:3912:54
11:38
#4098
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 60%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:02

Segment Time

12:16/mi

Pace

0.90 mi

Distance

Overall

3923

Men

2471

Division

47

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
2M2.00 mi2.00 mi36582397374818(Top 73%)2850(Top 79%)56(Top 64%)
4M4.00 mi2.00 mi3646+12239738-13666(Top 56%)2406(Top 66%)39(Top 45%)
6M6.00 mi2.00 mi3533+1132338+5937+13482(Top 53%)2311(Top 64%)37(Top 43%)
8M8.00 mi2.00 mi4009-4762605-26747-105123(Top 78%)3120(Top 86%)63(Top 72%)
9.6M9.60 mi1.60 mi3839+1702491+11441+63246(Top 49%)2018(Top 56%)39(Top 45%)
10M10.00 mi0.40 mi3833+62476+1543-23987(Top 61%)2493(Top 69%)50(Top 57%)
10.5M10.50 mi0.50 mi3839-62483-7434067(Top 62%)2562(Top 71%)43(Top 49%)
12M12.00 mi1.50 mi4061-2222576-9345-24818(Top 73%)2850(Top 79%)56(Top 64%)
Finish13.11 mi1.11 mi4098-372583-7454621(Top 70%)2752(Top 76%)57(Top 66%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 73%
~flat
+5ft-3ft

Overall

4818

Males

2850

M60-64

56

2M→4M

2.0 - 4.0 mi

Top 56%
×4story building
+67ft-69ft

Overall

3666

Males

2406

M60-64

39

4M→6M

4.0 - 6.0 mi

Top 53%
×9story building
+123ft-9ft

Overall

3482

Males

2311

M60-64

37

6M→8M

6.0 - 8.0 mi

Top 78%
×12story building
+166ft-53ft

Overall

5123

Males

3120

M60-64

63

8M→9.6M

8.0 - 9.6 mi

Top 49%
×13story building
+68ft-193ft

Overall

3246

Males

2018

M60-64

39

9.6M→10M

9.6 - 10.0 mi

Top 61%
×2story building
+0ft-24ft

Overall

3987

Males

2493

M60-64

50

10M→10.5M

10.0 - 10.5 mi

Top 62%
×6story building
+1ft-73ft

Overall

4067

Males

2562

M60-64

43

10.5M→12M

10.5 - 12.0 mi

Top 73%
×21story building
+280ft-26ft

Overall

4818

Males

2850

M60-64

56

12M→Finish

12.0 - 13.1 mi

Top 70%
×7story building
+14ft-89ft

Overall

4621

Males

2752

M60-64

57

Passing Analysis

Category:
Athletes Passed
738*
Passed By
1178
Net Change
-440
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3658
2M → 4M171159+12#3658#3646
4M → 6M180*67+113#3646#3533
6M → 8M14*490-476#3533#4009
8M → 9.6M23666+170#4009#3839
9.6M → 10M5044+6#3839#3833
10M → 10.5M814-6#3833#3839
10.5M → 12M32*254-222#3839#4061
12M → Finish47*84-37#4061#4098
TOTALS738*1178-440

* 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