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SF MARATHON 1ST HALF 2026

Sebastien Vailland

Bib: 19172•M•Age: 49

SAN RAMON, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Division (M45-49)
#0 / 220
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
11:18/mi
22:37
→ flat
4M
11:18/mi
45:13
↑ 67↓ 69
6M
11:33/mi
1:08:19
↑ 1231.1%
8M
10:44/mi
1:29:48
↑ 166↓ 531.1%
9.6M
10:44/mi
1:46:59
↑ 68↓ 1931.5%
10M
22:52/mi
1:56:07
↓ 241.1%
10.5M
5:10/mi
1:58:42
↓ 732.7%
12M
15:28/mi
2:21:54
↑ 2803.2%
Finish· 13.11 mi
10:41/mi
2:33:45
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:08:19
Pace11:23 /mi
2nd Half
Distance7.11 mi
Time1:25:26
Pace12:01 /mi
📊Positive Split: 25.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:09:4622:3711:1822:37
11:18
-
4M
4.00 mi07:32:2245:1311:1822:36
11:18
0:00
6M
6.00 mi07:55:281:08:1911:2323:06
11:33
+0:15
8M
8.00 mi08:16:571:29:4811:1321:29
10:44
-0:49
9.6M
9.60 mi08:34:081:46:5911:0917:11
10:44
0:00
10M
10.00 mi08:43:161:56:0711:379:08
22:52
+12:08
10.5M
10.50 mi08:45:511:58:4211:182:35
5:10
-17:42
12M
12.00 mi09:09:032:21:5411:5023:12
15:28
+10:18
Finish
13.11 mi09:20:542:33:4511:4411:51
10:41
-4:47

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

5:10 /mi

Average Pace

11:44 /mi

Slowest Pace

22:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:35

2% of race

Time at Steady Pace

1:58:50

77% of race

Time at Slower Pace

32:20

21% of race

Average Pace: 11:44 /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 mi07:09:4622:3711:1822:37
11:18
#5197
4M
4.00 mi07:32:2245:1311:1822:36
11:18
#4885
6M
6.00 mi07:55:281:08:1911:2323:06
11:33
#4746
8M
8.00 mi08:16:571:29:4811:1321:29
10:44
#4252
9.6M
9.60 mi08:34:081:46:5911:0917:11
10:44
#4366
10M
10.00 mi08:43:161:56:0711:379:08
22:52
#4411
10.5M
10.50 mi08:45:511:58:4211:182:35
5:10
#4389
12M
12.00 mi09:09:032:21:5411:5023:12
15:28
#4264
Finish
13.11 mi09:20:542:33:4511:4411:51
10:41
#4181
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 70%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

11:43

Segment Time

13:01/mi

Pace

0.90 mi

Distance

Overall

4583

Men

2756

Division

150

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
2M2.00 mi2.00 mi519731111753881(Top 59%)2422(Top 67%)132(Top 60%)
4M4.00 mi2.00 mi4885+3122989+122166+94620(Top 70%)2855(Top 79%)153(Top 70%)
6M6.00 mi2.00 mi4746+1392932+57164+24562(Top 69%)2847(Top 79%)159(Top 72%)
8M8.00 mi2.00 mi4252+4942728+204149+153231(Top 49%)2202(Top 61%)121(Top 55%)
9.6M9.60 mi1.60 mi4366-1142747-19146+34768(Top 73%)2801(Top 77%)152(Top 69%)
10M10.00 mi0.40 mi4411-452756-91464907(Top 75%)2904(Top 80%)165(Top 75%)
10.5M10.50 mi0.50 mi4389+222747+91463612(Top 55%)2339(Top 65%)124(Top 56%)
12M12.00 mi1.50 mi4264+1252670+77151-53881(Top 59%)2422(Top 67%)132(Top 60%)
Finish13.11 mi1.11 mi4181+832623+47145+63695(Top 56%)2330(Top 64%)118(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 59%
~flat
+5ft-3ft

Overall

3881

Males

2422

M45-49

132

2M→4M

2.0 - 4.0 mi

Top 70%
×4story building
+67ft-69ft

Overall

4620

Males

2855

M45-49

153

4M→6M

4.0 - 6.0 mi

Top 69%
×9story building
+123ft-9ft

Overall

4562

Males

2847

M45-49

159

6M→8M

6.0 - 8.0 mi

Top 49%
×12story building
+166ft-53ft

Overall

3231

Males

2202

M45-49

121

8M→9.6M

8.0 - 9.6 mi

Top 73%
×13story building
+68ft-193ft

Overall

4768

Males

2801

M45-49

152

9.6M→10M

9.6 - 10.0 mi

Top 75%
×2story building
+0ft-24ft

Overall

4907

Males

2904

M45-49

165

10M→10.5M

10.0 - 10.5 mi

Top 55%
×6story building
+1ft-73ft

Overall

3612

Males

2339

M45-49

124

10.5M→12M

10.5 - 12.0 mi

Top 59%
×21story building
+280ft-26ft

Overall

3881

Males

2422

M45-49

132

12M→Finish

12.0 - 13.1 mi

Top 56%
×7story building
+14ft-89ft

Overall

3695

Males

2330

M45-49

118

Passing Analysis

Category:
Athletes Passed
1495*
Passed By
479
Net Change
+1016
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#5197
2M → 4M36149+312#5197#4885
4M → 6M205*66+139#4885#4746
6M → 8M505*11+494#4746#4252
8M → 9.6M79193-114#4252#4366
9.6M → 10M3479-45#4366#4411
10M → 10.5M264+22#4411#4389
10.5M → 12M185*60+125#4389#4264
12M → Finish100*17+83#4264#4181
TOTALS1495*479+1016

* 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