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SF MARATHON 1ST HALF 2026

David Marriott

Bib: 19929•M•Age: 57

Scottsdale, AZ

0:00
0:00
/ mi
Masters
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Overall
#0 / 6575
Top 48%
Gender (Male)
#0 / 3619
Masters (Masters Men)
#0 / 1030
Top 48%
Division (M55-59)
#0 / 142
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
10:10/mi
20:20
→ flat
4M
10:06/mi
40:31
↑ 67↓ 69
6M
10:34/mi
1:01:40
↑ 1231.1%
8M
10:11/mi
1:22:01
↑ 166↓ 531.1%
9.6M
10:11/mi
1:38:18
↑ 68↓ 1931.5%
10M
18:09/mi
1:45:33
↓ 241.1%
10.5M
4:58/mi
1:48:02
↓ 732.7%
12M
15:13/mi
2:10:51
↑ 2803.2%
Finish· 13.11 mi
10:35/mi
2:22:35
↑ 14↓ 891.3%

The Course

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Half Splits

1st Half· via 6MFaster
Distance6.00 mi
Time1:01:40
Pace10:17 /mi
2nd Half
Distance7.11 mi
Time1:20:55
Pace11:23 /mi
📊Positive Split: 31.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
2M
2.00 mi07:03:1920:2010:1020:20
10:10
-
4M
4.00 mi07:23:3040:3110:0820:11
10:06
-0:04
6M
6.00 mi07:44:391:01:4010:1721:09
10:34
+0:28
8M
8.00 mi08:05:001:22:0110:1520:21
10:11
-0:23
9.6M
9.60 mi08:21:171:38:1810:1416:17
10:11
0:00
10M
10.00 mi08:28:321:45:3310:337:15
18:09
+7:58
10.5M
10.50 mi08:31:011:48:0210:172:29
4:58
-13:11
12M
12.00 mi08:53:502:10:5110:5422:49
15:13
+10:15
Finish
13.11 mi09:05:342:22:3510:5311:44
10:35
-4:38

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

4:58 /mi

Average Pace

10:53 /mi

Slowest Pace

18:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:29

2% of race

Time at Steady Pace

1:50:02

77% of race

Time at Slower Pace

30:04

21% of race

Average Pace: 10:53 /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 mi07:03:1920:2010:1020:20
10:10
#3304
4M
4.00 mi07:23:3040:3110:0820:11
10:06
#3079
6M
6.00 mi07:44:391:01:4010:1721:09
10:34
#3186
8M
8.00 mi08:05:001:22:0110:1520:21
10:11
#2991
9.6M
9.60 mi08:21:171:38:1810:1416:17
10:11
#3174
10M
10.00 mi08:28:321:45:3310:337:15
18:09
#3066
10.5M
10.50 mi08:31:011:48:0210:172:29
4:58
#3069
12M
12.00 mi08:53:502:10:5110:5422:49
15:13
#3177
Finish
13.11 mi09:05:342:22:3510:5311:44
10:35
#3179
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior
Featured Segment

Garmin Challenge

Top 38%
Garmin Challenge
Course map with the garmin challenge highlighted
Garmin Challenge · 9.6–10.5 mi · © Mapbox © OpenStreetMap

9:44

Segment Time

10:49/mi

Pace

0.90 mi

Distance

Overall

2525

Men

1751

Division

53

See the full Garmin Challenge leaderboard

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
2M2.00 mi2.00 mi33042196773690(Top 56%)2317(Top 64%)72(Top 51%)
4M4.00 mi2.00 mi3079+2252096+10071+62949(Top 45%)2022(Top 56%)66(Top 46%)
6M6.00 mi2.00 mi3186-1072153-5774-33423(Top 52%)2280(Top 63%)76(Top 54%)
8M8.00 mi2.00 mi2991+1952074+7971+32594(Top 39%)1857(Top 51%)60(Top 42%)
9.6M9.60 mi1.60 mi3174-1832151-7773-24216(Top 64%)2532(Top 70%)87(Top 61%)
10M10.00 mi0.40 mi3066+1082079+7269+42485(Top 38%)1715(Top 47%)49(Top 35%)
10.5M10.50 mi0.50 mi3069-32080-168+13079(Top 47%)2048(Top 57%)66(Top 46%)
12M12.00 mi1.50 mi3177-1082133-5372-43690(Top 56%)2317(Top 64%)72(Top 51%)
Finish13.11 mi1.11 mi3179-22130+3723564(Top 54%)2260(Top 62%)77(Top 54%)

Segment Performance Analysis

10.5M→12M

0.0 - 2.0 mi

Top 56%
~flat
+5ft-3ft

Overall

3690

Males

2317

M55-59

72

2M→4M

2.0 - 4.0 mi

Top 45%
×4story building
+67ft-69ft

Overall

2949

Males

2022

M55-59

66

4M→6M

4.0 - 6.0 mi

Top 52%
×9story building
+123ft-9ft

Overall

3423

Males

2280

M55-59

76

6M→8M

6.0 - 8.0 mi

Top 39%
×12story building
+166ft-53ft

Overall

2594

Males

1857

M55-59

60

8M→9.6M

8.0 - 9.6 mi

Top 64%
×13story building
+68ft-193ft

Overall

4216

Males

2532

M55-59

87

9.6M→10M

9.6 - 10.0 mi

Top 38%
×2story building
+0ft-24ft

Overall

2485

Males

1715

M55-59

49

10M→10.5M

10.0 - 10.5 mi

Top 47%
×6story building
+1ft-73ft

Overall

3079

Males

2048

M55-59

66

10.5M→12M

10.5 - 12.0 mi

Top 56%
×21story building
+280ft-26ft

Overall

3690

Males

2317

M55-59

72

12M→Finish

12.0 - 13.1 mi

Top 54%
×7story building
+14ft-89ft

Overall

3564

Males

2260

M55-59

77

Passing Analysis

Category:
Athletes Passed
841*
Passed By
716
Net Change
+125
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 2M----#3304
2M → 4M28762+225#3304#3079
4M → 6M82189-107#3079#3186
6M → 8M248*53+195#3186#2991
8M → 9.6M29212-183#2991#3174
9.6M → 10M1113+108#3174#3066
10M → 10.5M912-3#3066#3069
10.5M → 12M34142-108#3069#3177
12M → Finish41*43-2#3177#3179
TOTALS841*716+125

* 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