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SF MARATHON 1ST HALF 2026

David Diaz

Bib: 18988•M•Age: 40

San Francisco, CA

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 50%
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Top 50%
Division (M40-44)
#0 / 319
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
10:16/mi
20:33
→ flat
4M
10:10/mi
40:52
↑ 67↓ 69
6M
10:08/mi
1:01:09
↑ 1231.1%
8M
11:14/mi
1:23:38
↑ 166↓ 531.1%
9.6M
8:09/mi
1:36:40
↑ 68↓ 1931.5%
10M
19:16/mi
1:44:22
↓ 241.1%
10.5M
5:36/mi
1:47:10
↓ 732.7%
12M
15:35/mi
2:10:33
↑ 2803.2%
Finish· 13.11 mi
11:39/mi
2:23:28
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:01:09
Pace10:12 /mi
2nd Half
Distance7.11 mi
Time1:22:19
Pace11:35 /mi
📊Positive Split: 34.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi06:58:4720:3310:1620:33
10:16
-
4M
4.00 mi07:19:0640:5210:1320:19
10:10
-0:06
6M
6.00 mi07:39:231:01:0910:1220:17
10:08
-0:02
8M
8.00 mi08:01:521:23:3810:2722:29
11:14
+1:06
9.6M
9.60 mi08:14:541:36:4010:0413:02
8:09
-3:05
10M
10.00 mi08:22:361:44:2210:267:42
19:16
+11:07
10.5M
10.50 mi08:25:241:47:1010:122:48
5:36
-13:40
12M
12.00 mi08:48:472:10:3310:5323:23
15:35
+9:59
Finish
13.11 mi09:01:422:23:2810:5712:55
11:39
-3:56

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

5:36 /mi

Average Pace

10:57 /mi

Slowest Pace

19:16 /mi

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Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

15:50

11% of race

Time at Steady Pace

1:36:33

67% of race

Time at Slower Pace

31:05

22% of race

Average Pace: 10:57 /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 mi06:58:4720:3310:1620:33
10:16
#3506
4M
4.00 mi07:19:0640:5210:1320:19
10:10
#3225
6M
6.00 mi07:39:231:01:0910:1220:17
10:08
#3060
8M
8.00 mi08:01:521:23:3810:2722:29
11:14
#3258
9.6M
9.60 mi08:14:541:36:4010:0413:02
8:09
#2919
10M
10.00 mi08:22:361:44:2210:267:42
19:16
#2928
10.5M
10.50 mi08:25:241:47:1010:122:48
5:36
#2963
12M
12.00 mi08:48:472:10:3310:5323:23
15:35
#3152
Finish
13.11 mi09:01:422:23:2810:5712:55
11:39
#3279
Faster pace
Steady pace
Slower pace
Featured Segment

Garmin Challenge

Top 50%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

10:30

Segment Time

11:40/mi

Pace

0.90 mi

Distance

Overall

3312

Men

2171

Division

191

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
2M2.00 mi2.00 mi350623141983965(Top 60%)2466(Top 68%)202(Top 63%)
4M4.00 mi2.00 mi3225+2812169+145179+193045(Top 46%)2075(Top 57%)174(Top 55%)
6M6.00 mi2.00 mi3060+1652085+84167+122844(Top 43%)1978(Top 55%)156(Top 49%)
8M8.00 mi2.00 mi3258-1982206-121181-143812(Top 58%)2486(Top 69%)208(Top 65%)
9.6M9.60 mi1.60 mi2919+3392001+205162+191682(Top 26%)1122(Top 31%)84(Top 26%)
10M10.00 mi0.40 mi2928-92004-3165-33111(Top 47%)2058(Top 57%)173(Top 54%)
10.5M10.50 mi0.50 mi2963-352024-20166-14607(Top 70%)2808(Top 78%)237(Top 74%)
12M12.00 mi1.50 mi3152-1892116-92173-73965(Top 60%)2466(Top 68%)202(Top 63%)
Finish13.11 mi1.11 mi3279-1272185-69176-34632(Top 70%)2757(Top 76%)229(Top 72%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 60%
~flat
+5ft-3ft

Overall

3965

Males

2466

M40-44

202

2M→4M

2.0 - 4.0 mi

Top 46%
×4story building
+67ft-69ft

Overall

3045

Males

2075

M40-44

174

4M→6M

4.0 - 6.0 mi

Top 43%
×9story building
+123ft-9ft

Overall

2844

Males

1978

M40-44

156

6M→8M

6.0 - 8.0 mi

Top 58%
×12story building
+166ft-53ft

Overall

3812

Males

2486

M40-44

208

8M→9.6M

8.0 - 9.6 mi

Top 26%
×13story building
+68ft-193ft

Overall

1682

Males

1122

M40-44

84

9.6M→10M

9.6 - 10.0 mi

Top 47%
×2story building
+0ft-24ft

Overall

3111

Males

2058

M40-44

173

10M→10.5M

10.0 - 10.5 mi

Top 70%
×6story building
+1ft-73ft

Overall

4607

Males

2808

M40-44

237

10.5M→12M

10.5 - 12.0 mi

Top 60%
×21story building
+280ft-26ft

Overall

3965

Males

2466

M40-44

202

12M→Finish

12.0 - 13.1 mi

Top 70%
×7story building
+14ft-89ft

Overall

4632

Males

2757

M40-44

229

Passing Analysis

Category:
Athletes Passed
1066*
Passed By
839
Net Change
+227
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3506
2M → 4M35069+281#3506#3225
4M → 6M21247+165#3225#3060
6M → 8M55*253-198#3060#3258
8M → 9.6M35617+339#3258#2919
9.6M → 10M4554-9#2919#2928
10M → 10.5M136-35#2928#2963
10.5M → 12M20209-189#2963#3152
12M → Finish27*154-127#3152#3279
TOTALS1066*839+227

* 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