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SF MARATHON 1ST HALF 2026

Samuel Valdemoro

Bib: 15752•M•Age: 20

South San Francisco, CA

0:00
0:00
/ mi
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Overall
#0 / 6575
Top 27%
Gender (Male)
#0 / 3619
Top 36%
M20-29
#0 / 358
Top 46%
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
8:32/mi
17:04
→ flat
4M
8:34/mi
34:12
↑ 67↓ 69
6M
9:11/mi
52:35
↑ 1231.1%
8M
11:04/mi
1:14:44
↑ 166↓ 531.1%
9.6M
8:25/mi
1:28:12
↑ 68↓ 1931.5%
10M
21:09/mi
1:36:39
↓ 241.1%
10.5M
4:42/mi
1:39:00
↓ 732.7%
12M
12:35/mi
1:57:52
↑ 2803.2%
Finish· 13.11 mi
8:06/mi
2:06:51
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time52:35
Pace8:46 /mi
2nd Half
Distance7.11 mi
Time1:14:16
Pace10:27 /mi
📊Positive Split: 41.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:57:3817:048:3217:04
8:32
-
4M
4.00 mi07:14:4634:128:3317:08
8:34
+0:02
6M
6.00 mi07:33:0952:358:4618:23
9:11
+0:37
8M
8.00 mi07:55:181:14:449:2022:09
11:04
+1:53
9.6M
9.60 mi08:08:461:28:129:1113:28
8:25
-2:39
10M
10.00 mi08:17:131:36:399:408:27
21:09
+12:44
10.5M
10.50 mi08:19:341:39:009:262:21
4:42
-16:27
12M
12.00 mi08:38:261:57:529:4918:52
12:35
+7:53
Finish
13.11 mi08:47:252:06:519:418:59
8:06
-4:29

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

4:42 /mi

Average Pace

9:41 /mi

Slowest Pace

21:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21

2% of race

Time at Steady Pace

1:15:02

59% of race

Time at Slower Pace

49:28

39% of race

Average Pace: 9:41 /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 mi06:57:3817:048:3217:04
8:32
#956
4M
4.00 mi07:14:4634:128:3317:08
8:34
#923
6M
6.00 mi07:33:0952:358:4618:23
9:11
#1121
8M
8.00 mi07:55:181:14:449:2022:09
11:04
#1775
9.6M
9.60 mi08:08:461:28:129:1113:28
8:25
#1769
10M
10.00 mi08:17:131:36:399:408:27
21:09
#1956
10.5M
10.50 mi08:19:341:39:009:262:21
4:42
#1966
12M
12.00 mi08:38:261:57:529:4918:52
12:35
#1880
Finish
13.11 mi08:47:252:06:519:418:59
8:06
#1752
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 56%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:48

Segment Time

12:00/mi

Pace

0.90 mi

Distance

Overall

3651

Men

2337

Division

256

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM20-29Seg. OverallSeg. MalesSeg. M20-29
2M2.00 mi2.00 mi956770911628(Top 25%)1184(Top 33%)147(Top 41%)
4M4.00 mi2.00 mi923+33748+2289+2921(Top 14%)747(Top 21%)92(Top 26%)
6M6.00 mi2.00 mi1121-198893-145107-181667(Top 25%)1263(Top 35%)165(Top 46%)
8M8.00 mi2.00 mi1775-6541356-463170-633618(Top 55%)2380(Top 66%)263(Top 73%)
9.6M9.60 mi1.60 mi1769+61328+28165+52017(Top 31%)1333(Top 37%)165(Top 46%)
10M10.00 mi0.40 mi1956-1871432-104178-134126(Top 63%)2547(Top 70%)263(Top 73%)
10.5M10.50 mi0.50 mi1966-101438-61782330(Top 35%)1635(Top 45%)200(Top 56%)
12M12.00 mi1.50 mi1880+861381+57170+81628(Top 25%)1184(Top 33%)147(Top 41%)
Finish13.11 mi1.11 mi1752+1281307+74163+7681(Top 10%)563(Top 16%)76(Top 21%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 25%
~flat
+5ft-3ft

Overall

1628

Males

1184

M20-24

148

2M→4M

2.0 - 4.0 mi

Top 14%
×4story building
+67ft-69ft

Overall

921

Males

747

M20-24

93

4M→6M

4.0 - 6.0 mi

Top 25%
×9story building
+123ft-9ft

Overall

1667

Males

1263

M20-24

166

6M→8M

6.0 - 8.0 mi

Top 55%
×12story building
+166ft-53ft

Overall

3618

Males

2380

M20-24

264

8M→9.6M

8.0 - 9.6 mi

Top 31%
×13story building
+68ft-193ft

Overall

2017

Males

1333

M20-24

166

9.6M→10M

9.6 - 10.0 mi

Top 63%
×2story building
+0ft-24ft

Overall

4126

Males

2547

M20-24

264

10M→10.5M

10.0 - 10.5 mi

Top 35%
×6story building
+1ft-73ft

Overall

2330

Males

1635

M20-24

200

10.5M→12M

10.5 - 12.0 mi

Top 25%
×21story building
+280ft-26ft

Overall

1628

Males

1184

M20-24

148

12M→Finish

12.0 - 13.1 mi

Top 10%
×7story building
+14ft-89ft

Overall

681

Males

563

M20-24

76

Passing Analysis

Category:
Athletes Passed
467*
Passed By
1263
Net Change
-796
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#956
2M → 4M9158+33#956#923
4M → 6M9207-198#923#1121
6M → 8M2656-654#1121#1775
8M → 9.6M10094+6#1775#1769
9.6M → 10M4191-187#1769#1956
10M → 10.5M313-10#1956#1966
10.5M → 12M12943+86#1966#1880
12M → Finish129*1+128#1880#1752
TOTALS467*1263-796

* 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