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SF MARATHON 1ST HALF 2026

Alejandro Estrada Blanco

Bib: 16171•M•Age: 57

Happy Valley, OR

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 28%
Gender (Male)
#0 / 3619
Top 38%
Masters (Masters Men)
#0 / 1030
Top 28%
Division (M55-59)
#0 / 142
Top 23%
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
9:12/mi
18:25
→ flat
4M
9:19/mi
37:02
↑ 67↓ 69
6M
9:08/mi
55:18
↑ 1231.1%
8M
9:03/mi
1:13:24
↑ 166↓ 531.1%
9.6M
9:03/mi
1:27:52
↑ 68↓ 1931.5%
10M
16:46/mi
1:34:34
↓ 241.1%
10.5M
4:34/mi
1:36:51
↓ 732.7%
12M
13:46/mi
1:57:30
↑ 2803.2%
Finish· 13.11 mi
9:54/mi
2:08:29
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time55:18
Pace9:13 /mi
2nd Half
Distance7.11 mi
Time1:13:11
Pace10:18 /mi
📊Positive Split: 32.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:51:1218:259:1218:25
9:12
-
4M
4.00 mi07:09:4937:029:1618:37
9:19
+0:07
6M
6.00 mi07:28:0555:189:1318:16
9:08
-0:11
8M
8.00 mi07:46:111:13:249:1018:06
9:03
-0:05
9.6M
9.60 mi08:00:391:27:529:0914:28
9:03
0:00
10M
10.00 mi08:07:211:34:349:276:42
16:46
+7:43
10.5M
10.50 mi08:09:381:36:519:132:17
4:34
-12:12
12M
12.00 mi08:30:171:57:309:4820:39
13:46
+9:12
Finish
13.11 mi08:41:162:08:299:4810:59
9:54
-3:52

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

4:34 /mi

Average Pace

9:48 /mi

Slowest Pace

16:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:17

2% of race

Time at Steady Pace

1:38:51

77% of race

Time at Slower Pace

27:21

21% of race

Average Pace: 9:48 /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 mi06:51:1218:259:1218:25
9:12
#1807
4M
4.00 mi07:09:4937:029:1618:37
9:19
#1834
6M
6.00 mi07:28:0555:189:1318:16
9:08
#1733
8M
8.00 mi07:46:111:13:249:1018:06
9:03
#1548
9.6M
9.60 mi08:00:391:27:529:0914:28
9:03
#1731
10M
10.00 mi08:07:211:34:349:276:42
16:46
#1709
10.5M
10.50 mi08:09:381:36:519:132:17
4:34
#1707
12M
12.00 mi08:30:171:57:309:4820:39
13:46
#1842
Finish
13.11 mi08:41:162:08:299:4810:59
9:54
#1868
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 26%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

8:59

Segment Time

9:59/mi

Pace

0.90 mi

Distance

Overall

1689

Men

1258

Division

31

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi18071344342526(Top 38%)1721(Top 48%)51(Top 36%)
4M4.00 mi2.00 mi1834-271373-2933+11860(Top 28%)1382(Top 38%)34(Top 24%)
6M6.00 mi2.00 mi1733+1011310+6329+41593(Top 24%)1215(Top 34%)29(Top 20%)
8M8.00 mi2.00 mi1548+1851200+11027+21337(Top 20%)1050(Top 29%)31(Top 22%)
9.6M9.60 mi1.60 mi1731-1831298-98272815(Top 43%)1781(Top 49%)51(Top 36%)
10M10.00 mi0.40 mi1709+221286+12271690(Top 26%)1242(Top 34%)30(Top 21%)
10.5M10.50 mi0.50 mi1707+21284+2271994(Top 30%)1452(Top 40%)43(Top 30%)
12M12.00 mi1.50 mi1842-1351355-7132-52526(Top 38%)1721(Top 48%)51(Top 36%)
Finish13.11 mi1.11 mi1868-261372-1733-12733(Top 42%)1837(Top 51%)51(Top 36%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 38%
~flat
+5ft-3ft

Overall

2526

Males

1721

M55-59

51

2M→4M

2.0 - 4.0 mi

Top 28%
×4story building
+67ft-69ft

Overall

1860

Males

1382

M55-59

34

4M→6M

4.0 - 6.0 mi

Top 24%
×9story building
+123ft-9ft

Overall

1593

Males

1215

M55-59

29

6M→8M

6.0 - 8.0 mi

Top 20%
×12story building
+166ft-53ft

Overall

1337

Males

1050

M55-59

31

8M→9.6M

8.0 - 9.6 mi

Top 43%
×13story building
+68ft-193ft

Overall

2815

Males

1781

M55-59

51

9.6M→10M

9.6 - 10.0 mi

Top 26%
×2story building
+0ft-24ft

Overall

1690

Males

1242

M55-59

30

10M→10.5M

10.0 - 10.5 mi

Top 30%
×6story building
+1ft-73ft

Overall

1994

Males

1452

M55-59

43

10.5M→12M

10.5 - 12.0 mi

Top 38%
×21story building
+280ft-26ft

Overall

2526

Males

1721

M55-59

51

12M→Finish

12.0 - 13.1 mi

Top 42%
×7story building
+14ft-89ft

Overall

2733

Males

1837

M55-59

51

Passing Analysis

Category:
Athletes Passed
555*
Passed By
616
Net Change
-61
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#1807
2M → 4M80107-27#1807#1834
4M → 6M13433+101#1834#1733
6M → 8M226*41+185#1733#1548
8M → 9.6M13196-183#1548#1731
9.6M → 10M3614+22#1731#1709
10M → 10.5M75+2#1709#1707
10.5M → 12M27162-135#1707#1842
12M → Finish32*58-26#1842#1868
TOTALS555*616-61

* 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