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SF MARATHON 1ST HALF 2026

Mony Samneang

Bib: 17364•M•Age: 25

San Jose, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Division (M25-29)
#0 / 796
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
11:11/mi
22:22
→ flat
4M
10:33/mi
43:28
↑ 67↓ 69
6M
10:42/mi
1:04:53
↑ 1231.1%
8M
10:55/mi
1:26:44
↑ 166↓ 531.1%
9.6M
10:55/mi
1:44:12
↑ 68↓ 1931.5%
10M
23:19/mi
1:53:31
↓ 241.1%
10.5M
4:44/mi
1:55:53
↓ 732.7%
12M
18:45/mi
2:24:01
↑ 2803.2%
Finish· 13.11 mi
12:54/mi
2:38:19
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:04:53
Pace10:49 /mi
2nd Half
Distance7.11 mi
Time1:33:26
Pace13:09 /mi
📊Positive Split: 44.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:05:2022:2211:1122:22
11:11
-
4M
4.00 mi07:26:2643:2810:5221:06
10:33
-0:38
6M
6.00 mi07:47:511:04:5310:4921:25
10:42
+0:09
8M
8.00 mi08:09:421:26:4410:5021:51
10:55
+0:13
9.6M
9.60 mi08:27:101:44:1210:5117:28
10:55
0:00
10M
10.00 mi08:36:291:53:3111:219:19
23:19
+12:24
10.5M
10.50 mi08:38:511:55:5311:022:22
4:44
-18:35
12M
12.00 mi09:06:592:24:0112:0028:08
18:45
+14:01
Finish
13.11 mi09:21:172:38:1912:0514:18
12:54
-5:51

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

4:44 /mi

Average Pace

12:05 /mi

Slowest Pace

23:19 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:22

1% of race

Time at Steady Pace

1:58:30

75% of race

Time at Slower Pace

37:27

24% of race

Average Pace: 12:05 /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 mi07:05:2022:2211:1122:22
11:11
#5001
4M
4.00 mi07:26:2643:2810:5221:06
10:33
#4226
6M
6.00 mi07:47:511:04:5310:4921:25
10:42
#3940
8M
8.00 mi08:09:421:26:4410:5021:51
10:55
#3755
9.6M
9.60 mi08:27:101:44:1210:5117:28
10:55
#3948
10M
10.00 mi08:36:291:53:3111:219:19
23:19
#4046
10.5M
10.50 mi08:38:511:55:5311:022:22
4:44
#4013
12M
12.00 mi09:06:592:24:0112:0028:08
18:45
#4484
Finish
13.11 mi09:21:172:38:1912:0514:18
12:54
#4606
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 69%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:41

Segment Time

12:59/mi

Pace

0.90 mi

Distance

Overall

4557

Men

2740

Division

621

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM25-29Seg. OverallSeg. MalesSeg. M25-29
2M2.00 mi2.00 mi500130296885777(Top 88%)3266(Top 90%)729(Top 92%)
4M4.00 mi2.00 mi4226+7752688+341615+733634(Top 55%)2388(Top 66%)556(Top 70%)
6M6.00 mi2.00 mi3940+2862558+130589+263571(Top 54%)2358(Top 65%)559(Top 70%)
8M8.00 mi2.00 mi3755+1852460+98573+163453(Top 53%)2298(Top 63%)528(Top 66%)
9.6M9.60 mi1.60 mi3948-1932546-86592-194965(Top 76%)2891(Top 80%)664(Top 83%)
10M10.00 mi0.40 mi4046-982587-41600-85089(Top 77%)2995(Top 83%)668(Top 84%)
10.5M10.50 mi0.50 mi4013+332570+17597+32491(Top 38%)1723(Top 48%)407(Top 51%)
12M12.00 mi1.50 mi4484-4712782-212640-435777(Top 88%)3266(Top 90%)729(Top 92%)
Finish13.11 mi1.11 mi4606-1222834-52652-125512(Top 84%)3136(Top 87%)702(Top 88%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 88%
~flat
+5ft-3ft

Overall

5777

Males

3266

M25-29

730

2M→4M

2.0 - 4.0 mi

Top 55%
×4story building
+67ft-69ft

Overall

3634

Males

2388

M25-29

557

4M→6M

4.0 - 6.0 mi

Top 54%
×9story building
+123ft-9ft

Overall

3571

Males

2358

M25-29

560

6M→8M

6.0 - 8.0 mi

Top 53%
×12story building
+166ft-53ft

Overall

3453

Males

2298

M25-29

529

8M→9.6M

8.0 - 9.6 mi

Top 76%
×13story building
+68ft-193ft

Overall

4965

Males

2891

M25-29

665

9.6M→10M

9.6 - 10.0 mi

Top 77%
×2story building
+0ft-24ft

Overall

5089

Males

2995

M25-29

669

10M→10.5M

10.0 - 10.5 mi

Top 38%
×6story building
+1ft-73ft

Overall

2491

Males

1723

M25-29

408

10.5M→12M

10.5 - 12.0 mi

Top 88%
×21story building
+280ft-26ft

Overall

5777

Males

3266

M25-29

730

12M→Finish

12.0 - 13.1 mi

Top 84%
×7story building
+14ft-89ft

Overall

5512

Males

3136

M25-29

702

Passing Analysis

Category:
Athletes Passed
1463*
Passed By
1068
Net Change
+395
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5001
2M → 4M7849+775#5001#4226
4M → 6M308*22+286#4226#3940
6M → 8M242*57+185#3940#3755
8M → 9.6M31224-193#3755#3948
9.6M → 10M21119-98#3948#4046
10M → 10.5M341+33#4046#4013
10.5M → 12M13*484-471#4013#4484
12M → Finish30*152-122#4484#4606
TOTALS1463*1068+395

* 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